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Commit 6805de5d authored by Linus Torvalds's avatar Linus Torvalds
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v2.4.0.8 -> v2.4.0.9 

  - cpq array driver elevator fixes
  - merge radeon driver from X CVS tree
  - ispnp cleanups
  - emu10k unlock on error fixes
  - hpfs doesn't allow truncate to larger
parent 9910fd91
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CREDITS
View file @ 6805de5d
...@@ -2353,10 +2353,11 @@ E: gt8134b@prism.gatech.edu ...@@ -2353,10 +2353,11 @@ E: gt8134b@prism.gatech.edu
D: Dosemu D: Dosemu
N: Hannu Savolainen N: Hannu Savolainen
E: hannu@voxware.pp.fi E: hannu@opensound.com
D: Kernel sound drivers D: Maintainer of the sound drivers until 2.1.x days.
S: Hiekkalaiturintie 3 A 8 D: Original compressed boot image support.
S: 00980 Helsinki S: Valurink. 4A11
S: 03600 Karkkila
S: Finland S: Finland
N: Eric Schenk N: Eric Schenk
......
Makefile
View file @ 6805de5d
VERSION = 2 VERSION = 2
PATCHLEVEL = 4 PATCHLEVEL = 4
SUBLEVEL = 1 SUBLEVEL = 1
EXTRAVERSION =-pre8 EXTRAVERSION =-pre9
KERNELRELEASE=$(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION) KERNELRELEASE=$(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)
......
arch/i386/defconfig
View file @ 6805de5d
...@@ -511,11 +511,18 @@ CONFIG_PSMOUSE=y ...@@ -511,11 +511,18 @@ CONFIG_PSMOUSE=y
# Ftape, the floppy tape device driver # Ftape, the floppy tape device driver
# #
# CONFIG_FTAPE is not set # CONFIG_FTAPE is not set
# CONFIG_AGP is not set CONFIG_AGP=y
CONFIG_AGP_INTEL=y
CONFIG_AGP_I810=y
CONFIG_AGP_VIA=y
CONFIG_AGP_AMD=y
CONFIG_AGP_SIS=y
CONFIG_AGP_ALI=y
CONFIG_DRM=y CONFIG_DRM=y
CONFIG_DRM_TDFX=y CONFIG_DRM_TDFX=y
# CONFIG_DRM_GAMMA is not set # CONFIG_DRM_GAMMA is not set
# CONFIG_DRM_R128 is not set # CONFIG_DRM_R128 is not set
CONFIG_DRM_RADEON=y
# CONFIG_DRM_I810 is not set # CONFIG_DRM_I810 is not set
# CONFIG_DRM_MGA is not set # CONFIG_DRM_MGA is not set
CONFIG_PCMCIA_SERIAL=y CONFIG_PCMCIA_SERIAL=y
......
drivers/block/cpqarray.c
View file @ 6805de5d
...@@ -140,23 +140,7 @@ static int ida_release(struct inode *inode, struct file *filep); ...@@ -140,23 +140,7 @@ static int ida_release(struct inode *inode, struct file *filep);
static int ida_ioctl(struct inode *inode, struct file *filep, unsigned int cmd, unsigned long arg); static int ida_ioctl(struct inode *inode, struct file *filep, unsigned int cmd, unsigned long arg);
static int ida_ctlr_ioctl(int ctlr, int dsk, ida_ioctl_t *io); static int ida_ctlr_ioctl(int ctlr, int dsk, ida_ioctl_t *io);
static void do_ida_request(int i); static void do_ida_request(request_queue_t *q);
/*
* This is a hack. This driver eats a major number for each controller, and
* sets blkdev[xxx].request_fn to each one of these so the real request
* function knows what controller its working with.
*/
#define DO_IDA_REQUEST(x) { do_ida_request(x); }
static void do_ida_request0(request_queue_t * q) DO_IDA_REQUEST(0);
static void do_ida_request1(request_queue_t * q) DO_IDA_REQUEST(1);
static void do_ida_request2(request_queue_t * q) DO_IDA_REQUEST(2);
static void do_ida_request3(request_queue_t * q) DO_IDA_REQUEST(3);
static void do_ida_request4(request_queue_t * q) DO_IDA_REQUEST(4);
static void do_ida_request5(request_queue_t * q) DO_IDA_REQUEST(5);
static void do_ida_request6(request_queue_t * q) DO_IDA_REQUEST(6);
static void do_ida_request7(request_queue_t * q) DO_IDA_REQUEST(7);
static void start_io(ctlr_info_t *h); static void start_io(ctlr_info_t *h);
static inline void addQ(cmdlist_t **Qptr, cmdlist_t *c); static inline void addQ(cmdlist_t **Qptr, cmdlist_t *c);
...@@ -362,6 +346,50 @@ void cleanup_module(void) ...@@ -362,6 +346,50 @@ void cleanup_module(void)
} }
#endif /* MODULE */ #endif /* MODULE */
static inline int cpq_new_segment(request_queue_t *q, struct request *rq,
int max_segments)
{
if (rq->nr_segments < SG_MAX) {
rq->nr_segments++;
return 1;
}
return 0;
}
static int cpq_back_merge_fn(request_queue_t *q, struct request *rq,
struct buffer_head *bh, int max_segments)
{
if (rq->bhtail->b_data + rq->bhtail->b_size == bh->b_data)
return 1;
return cpq_new_segment(q, rq, max_segments);
}
static int cpq_front_merge_fn(request_queue_t *q, struct request *rq,
struct buffer_head *bh, int max_segments)
{
if (bh->b_data + bh->b_size == rq->bh->b_data)
return 1;
return cpq_new_segment(q, rq, max_segments);
}
static int cpq_merge_requests_fn(request_queue_t *q, struct request *rq,
struct request *nxt, int max_segments)
{
int total_segments = rq->nr_segments + nxt->nr_segments;
int same_segment = 0;
if (rq->bhtail->b_data + rq->bhtail->b_size == nxt->bh->b_data) {
total_segments--;
same_segment = 1;
}
if (total_segments > SG_MAX)
return 0;
rq->nr_segments = total_segments;
return 1;
}
/* /*
* This is it. Find all the controllers and register them. I really hate * This is it. Find all the controllers and register them. I really hate
* stealing all these major device numbers. * stealing all these major device numbers.
...@@ -369,12 +397,7 @@ void cleanup_module(void) ...@@ -369,12 +397,7 @@ void cleanup_module(void)
*/ */
int __init cpqarray_init(void) int __init cpqarray_init(void)
{ {
void (*request_fns[MAX_CTLR])(request_queue_t *) = { request_queue_t *q;
do_ida_request0, do_ida_request1,
do_ida_request2, do_ida_request3,
do_ida_request4, do_ida_request5,
do_ida_request6, do_ida_request7,
};
int i,j; int i,j;
int num_cntlrs_reg = 0; int num_cntlrs_reg = 0;
...@@ -495,16 +518,20 @@ int __init cpqarray_init(void) ...@@ -495,16 +518,20 @@ int __init cpqarray_init(void)
hba[i]->access.set_intr_mask(hba[i], FIFO_NOT_EMPTY); hba[i]->access.set_intr_mask(hba[i], FIFO_NOT_EMPTY);
ida_procinit(i); ida_procinit(i);
blk_init_queue(BLK_DEFAULT_QUEUE(MAJOR_NR + i), q = BLK_DEFAULT_QUEUE(MAJOR_NR + i);
request_fns[i]); q->queuedata = hba[i];
blk_queue_headactive(BLK_DEFAULT_QUEUE(MAJOR_NR + i), 0); blk_init_queue(q, do_ida_request);
blk_queue_headactive(q, 0);
blksize_size[MAJOR_NR+i] = ida_blocksizes + (i*256); blksize_size[MAJOR_NR+i] = ida_blocksizes + (i*256);
hardsect_size[MAJOR_NR+i] = ida_hardsizes + (i*256); hardsect_size[MAJOR_NR+i] = ida_hardsizes + (i*256);
read_ahead[MAJOR_NR+i] = READ_AHEAD; read_ahead[MAJOR_NR+i] = READ_AHEAD;
q->back_merge_fn = cpq_back_merge_fn;
q->front_merge_fn = cpq_front_merge_fn;
q->merge_requests_fn = cpq_merge_requests_fn;
ida_gendisk[i].major = MAJOR_NR + i; ida_gendisk[i].major = MAJOR_NR + i;
ida_gendisk[i].major_name = "ida"; ida_gendisk[i].major_name = "ida";
ida_gendisk[i].minor_shift = NWD_SHIFT; ida_gendisk[i].minor_shift = NWD_SHIFT;
...@@ -872,37 +899,34 @@ static inline cmdlist_t *removeQ(cmdlist_t **Qptr, cmdlist_t *c) ...@@ -872,37 +899,34 @@ static inline cmdlist_t *removeQ(cmdlist_t **Qptr, cmdlist_t *c)
* are in here (either via the dummy do_ida_request functions or by being * are in here (either via the dummy do_ida_request functions or by being
* called from the interrupt handler * called from the interrupt handler
*/ */
static void do_ida_request(int ctlr) static void do_ida_request(request_queue_t *q)
{ {
ctlr_info_t *h = hba[ctlr]; ctlr_info_t *h = q->queuedata;
cmdlist_t *c; cmdlist_t *c;
int seg, sect; int seg, sect;
char *lastdataend; char *lastdataend;
struct list_head * queue_head; struct list_head * queue_head = &q->queue_head;
struct buffer_head *bh; struct buffer_head *bh;
struct request *creq; struct request *creq;
queue_head = &blk_dev[MAJOR_NR+ctlr].request_queue.queue_head; if (!q)
BUG();
if (!h)
BUG();
if (list_empty(queue_head)) if (q->plugged || list_empty(queue_head))
{
start_io(h);
return; return;
}
creq = blkdev_entry_next_request(queue_head); creq = blkdev_entry_next_request(queue_head);
if (creq->rq_status == RQ_INACTIVE) if (creq->rq_status != RQ_ACTIVE)
{ BUG();
start_io(h); if (creq->nr_segments > SG_MAX)
return; BUG();
}
if (ctlr != MAJOR(creq->rq_dev)-MAJOR_NR || if (h->ctlr != MAJOR(creq->rq_dev)-MAJOR_NR || h->ctlr > nr_ctlr)
ctlr > nr_ctlr || h == NULL)
{ {
printk(KERN_WARNING "doreq cmd for %d, %x at %p\n", printk(KERN_WARNING "doreq cmd for %d, %x at %p\n",
ctlr, creq->rq_dev, creq); h->ctlr, creq->rq_dev, creq);
complete_buffers(creq->bh, 0); complete_buffers(creq->bh, 0);
start_io(h); start_io(h);
return; return;
...@@ -916,12 +940,12 @@ static void do_ida_request(int ctlr) ...@@ -916,12 +940,12 @@ static void do_ida_request(int ctlr)
bh = creq->bh; bh = creq->bh;
c->ctlr = ctlr; c->ctlr = h->ctlr;
c->hdr.unit = MINOR(creq->rq_dev) >> NWD_SHIFT; c->hdr.unit = MINOR(creq->rq_dev) >> NWD_SHIFT;
c->hdr.size = sizeof(rblk_t) >> 2; c->hdr.size = sizeof(rblk_t) >> 2;
c->size += sizeof(rblk_t); c->size += sizeof(rblk_t);
c->req.hdr.blk = ida[(ctlr<<CTLR_SHIFT) + MINOR(creq->rq_dev)].start_sect + creq->sector; c->req.hdr.blk = ida[(h->ctlr<<CTLR_SHIFT) + MINOR(creq->rq_dev)].start_sect + creq->sector;
c->bh = bh; c->bh = bh;
DBGPX( DBGPX(
if (bh == NULL) if (bh == NULL)
...@@ -933,12 +957,6 @@ DBGPX( ...@@ -933,12 +957,6 @@ DBGPX(
sect = 0; sect = 0;
while(bh) { while(bh) {
sect += bh->b_size/512; sect += bh->b_size/512;
DBGPX(
if (bh->b_size % 512) {
printk("Oh damn. %d+%d, size = %d\n", creq->sector, sect, bh->b_size);
panic("b_size %% 512 != 0");
}
);
if (bh->b_data == lastdataend) { if (bh->b_data == lastdataend) {
c->req.sg[seg-1].size += bh->b_size; c->req.sg[seg-1].size += bh->b_size;
lastdataend += bh->b_size; lastdataend += bh->b_size;
...@@ -955,30 +973,24 @@ DBGPX( printk("Submitting %d sectors in %d segments\n", sect, seg); ); ...@@ -955,30 +973,24 @@ DBGPX( printk("Submitting %d sectors in %d segments\n", sect, seg); );
c->req.hdr.sg_cnt = seg; c->req.hdr.sg_cnt = seg;
c->req.hdr.blk_cnt = sect; c->req.hdr.blk_cnt = sect;
creq->sector += sect; /*
creq->nr_sectors -= sect; * Since we control our own merging, we know that this request
* is now fully setup and there's nothing left.
/* Ready the next request:
* Fix up creq if we still have more buffers in the buffer chain, or
* mark this request as done and ready the next one.
*/ */
if (creq->nr_sectors) { if (creq->nr_sectors != sect) {
DBGPX( printk("ida: %ld sectors remain\n", creq->nr_sectors);
if (bh==NULL) { BUG();
printk("sector=%d, nr_sectors=%d, sect=%d, seg=%d\n",
creq->sector, creq->nr_sectors, sect, seg);
panic("mother...");
}
);
creq->bh = bh->b_reqnext;
bh->b_reqnext = NULL;
DBGPX( printk("More to do on same request %p\n", creq); );
} else {
DBGPX( printk("Done with %p\n", creq); );
blkdev_dequeue_request(creq);
end_that_request_last(creq);
} }
blkdev_dequeue_request(creq);
/*
* ehh, we can't really end the request here since it's not
* even started yet. for now it shouldn't hurt though
*/
DBGPX( printk("Done with %p\n", creq); );
end_that_request_last(creq);
c->req.hdr.cmd = (creq->cmd == READ) ? IDA_READ : IDA_WRITE; c->req.hdr.cmd = (creq->cmd == READ) ? IDA_READ : IDA_WRITE;
c->type = CMD_RWREQ; c->type = CMD_RWREQ;
...@@ -1072,7 +1084,6 @@ static void do_ida_intr(int irq, void *dev_id, struct pt_regs *regs) ...@@ -1072,7 +1084,6 @@ static void do_ida_intr(int irq, void *dev_id, struct pt_regs *regs)
unsigned long flags; unsigned long flags;
__u32 a,a1; __u32 a,a1;
istat = h->access.intr_pending(h); istat = h->access.intr_pending(h);
/* Is this interrupt for us? */ /* Is this interrupt for us? */
if (istat == 0) if (istat == 0)
...@@ -1116,7 +1127,7 @@ static void do_ida_intr(int irq, void *dev_id, struct pt_regs *regs) ...@@ -1116,7 +1127,7 @@ static void do_ida_intr(int irq, void *dev_id, struct pt_regs *regs)
/* /*
* See if we can queue up some more IO * See if we can queue up some more IO
*/ */
do_ida_request(h->ctlr); do_ida_request(BLK_DEFAULT_QUEUE(MAJOR_NR + h->ctlr));
spin_unlock_irqrestore(&io_request_lock, flags); spin_unlock_irqrestore(&io_request_lock, flags);
} }
......
drivers/block/ll_rw_blk.c
View file @ 6805de5d
...@@ -597,20 +597,9 @@ static inline void add_request(request_queue_t * q, struct request * req, ...@@ -597,20 +597,9 @@ static inline void add_request(request_queue_t * q, struct request * req,
*/ */
list_add(&req->queue, insert_here); list_add(&req->queue, insert_here);
/*
* FIXME(eric) I don't understand why there is a need for this
* special case code. It clearly doesn't fit any more with
* the new queueing architecture, and it got added in 2.3.10.
* I am leaving this in here until I hear back from the COMPAQ
* people.
*/
major = MAJOR(req->rq_dev); major = MAJOR(req->rq_dev);
if (major >= COMPAQ_SMART2_MAJOR+0 && major <= COMPAQ_SMART2_MAJOR+7)
(q->request_fn)(q);
if (major >= COMPAQ_CISS_MAJOR+0 && major <= COMPAQ_CISS_MAJOR+7)
(q->request_fn)(q);
if (major >= DAC960_MAJOR+0 && major <= DAC960_MAJOR+7) if (major >= DAC960_MAJOR+0 && major <= DAC960_MAJOR+7)
(q->request_fn)(q); q->request_fn(q);
} }
void inline blk_refill_freelist(request_queue_t *q, int rw) void inline blk_refill_freelist(request_queue_t *q, int rw)
......
drivers/char/drm/Config.in
View file @ 6805de5d
...@@ -10,6 +10,7 @@ if [ "$CONFIG_DRM" != "n" ]; then ...@@ -10,6 +10,7 @@ if [ "$CONFIG_DRM" != "n" ]; then
tristate ' 3dfx Banshee/Voodoo3+' CONFIG_DRM_TDFX tristate ' 3dfx Banshee/Voodoo3+' CONFIG_DRM_TDFX
tristate ' 3dlabs GMX 2000' CONFIG_DRM_GAMMA tristate ' 3dlabs GMX 2000' CONFIG_DRM_GAMMA
dep_tristate ' ATI Rage 128' CONFIG_DRM_R128 $CONFIG_AGP dep_tristate ' ATI Rage 128' CONFIG_DRM_R128 $CONFIG_AGP
dep_tristate ' ATI Radeon' CONFIG_DRM_RADEON $CONFIG_AGP
dep_tristate ' Intel I810' CONFIG_DRM_I810 $CONFIG_AGP dep_tristate ' Intel I810' CONFIG_DRM_I810 $CONFIG_AGP
dep_tristate ' Matrox g200/g400' CONFIG_DRM_MGA $CONFIG_AGP dep_tristate ' Matrox g200/g400' CONFIG_DRM_MGA $CONFIG_AGP
fi fi
drivers/char/drm/Makefile
View file @ 6805de5d
...@@ -42,16 +42,18 @@ else ...@@ -42,16 +42,18 @@ else
endif endif
endif endif
gamma-objs := gamma_drv.o gamma_dma.o gamma-objs := gamma_drv.o gamma_dma.o
tdfx-objs := tdfx_drv.o tdfx_context.o tdfx-objs := tdfx_drv.o tdfx_context.o
r128-objs := r128_drv.o r128_cce.o r128_context.o r128_bufs.o r128_state.o r128-objs := r128_drv.o r128_cce.o r128_context.o r128_bufs.o r128_state.o
ffb-objs := ffb_drv.o ffb_context.o ffb-objs := ffb_drv.o ffb_context.o
mga-objs := mga_drv.o mga_dma.o mga_context.o mga_bufs.o mga_state.o mga-objs := mga_drv.o mga_dma.o mga_context.o mga_bufs.o mga_state.o
i810-objs := i810_drv.o i810_dma.o i810_context.o i810_bufs.o i810-objs := i810_drv.o i810_dma.o i810_context.o i810_bufs.o
radeon-objs := radeon_drv.o radeon_cp.o radeon_context.o radeon_bufs.o radeon_state.o
obj-$(CONFIG_DRM_GAMMA) += gamma.o obj-$(CONFIG_DRM_GAMMA) += gamma.o
obj-$(CONFIG_DRM_TDFX) += tdfx.o obj-$(CONFIG_DRM_TDFX) += tdfx.o
obj-$(CONFIG_DRM_R128) += r128.o obj-$(CONFIG_DRM_R128) += r128.o
obj-$(CONFIG_DRM_RADEON)+= radeon.o
obj-$(CONFIG_DRM_FFB) += ffb.o obj-$(CONFIG_DRM_FFB) += ffb.o
obj-$(CONFIG_DRM_MGA) += mga.o obj-$(CONFIG_DRM_MGA) += mga.o
obj-$(CONFIG_DRM_I810) += i810.o obj-$(CONFIG_DRM_I810) += i810.o
...@@ -96,5 +98,8 @@ i810.o: $(i810-objs) $(lib) ...@@ -96,5 +98,8 @@ i810.o: $(i810-objs) $(lib)
r128.o: $(r128-objs) $(lib) r128.o: $(r128-objs) $(lib)
$(LD) -r -o $@ $(r128-objs) $(lib) $(LD) -r -o $@ $(r128-objs) $(lib)
radeon.o: $(radeon-objs) $(lib)
$(LD) -r -o $@ $(radeon-objs) $(lib)
ffb.o: $(ffb-objs) $(lib) ffb.o: $(ffb-objs) $(lib)
$(LD) -r -o $@ $(ffb-objs) $(lib) $(LD) -r -o $@ $(ffb-objs) $(lib)
drivers/char/drm/drm.h
View file @ 6805de5d
...@@ -83,6 +83,7 @@ typedef struct drm_clip_rect { ...@@ -83,6 +83,7 @@ typedef struct drm_clip_rect {
#include "mga_drm.h" #include "mga_drm.h"
#include "i810_drm.h" #include "i810_drm.h"
#include "r128_drm.h" #include "r128_drm.h"
#include "radeon_drm.h"
#ifdef CONFIG_DRM_SIS #ifdef CONFIG_DRM_SIS
#include "sis_drm.h" #include "sis_drm.h"
#endif #endif
...@@ -298,100 +299,117 @@ typedef struct drm_agp_info { ...@@ -298,100 +299,117 @@ typedef struct drm_agp_info {
unsigned short id_device; unsigned short id_device;
} drm_agp_info_t; } drm_agp_info_t;
#define DRM_IOCTL_BASE 'd' #define DRM_IOCTL_BASE 'd'
#define DRM_IO(nr) _IO(DRM_IOCTL_BASE,nr) #define DRM_IO(nr) _IO(DRM_IOCTL_BASE,nr)
#define DRM_IOR(nr,size) _IOR(DRM_IOCTL_BASE,nr,size) #define DRM_IOR(nr,size) _IOR(DRM_IOCTL_BASE,nr,size)
#define DRM_IOW(nr,size) _IOW(DRM_IOCTL_BASE,nr,size) #define DRM_IOW(nr,size) _IOW(DRM_IOCTL_BASE,nr,size)
#define DRM_IOWR(nr,size) _IOWR(DRM_IOCTL_BASE,nr,size) #define DRM_IOWR(nr,size) _IOWR(DRM_IOCTL_BASE,nr,size)
#define DRM_IOCTL_VERSION DRM_IOWR(0x00, drm_version_t) #define DRM_IOCTL_VERSION DRM_IOWR(0x00, drm_version_t)
#define DRM_IOCTL_GET_UNIQUE DRM_IOWR(0x01, drm_unique_t) #define DRM_IOCTL_GET_UNIQUE DRM_IOWR(0x01, drm_unique_t)
#define DRM_IOCTL_GET_MAGIC DRM_IOR( 0x02, drm_auth_t) #define DRM_IOCTL_GET_MAGIC DRM_IOR( 0x02, drm_auth_t)
#define DRM_IOCTL_IRQ_BUSID DRM_IOWR(0x03, drm_irq_busid_t) #define DRM_IOCTL_IRQ_BUSID DRM_IOWR(0x03, drm_irq_busid_t)
#define DRM_IOCTL_SET_UNIQUE DRM_IOW( 0x10, drm_unique_t) #define DRM_IOCTL_SET_UNIQUE DRM_IOW( 0x10, drm_unique_t)
#define DRM_IOCTL_AUTH_MAGIC DRM_IOW( 0x11, drm_auth_t) #define DRM_IOCTL_AUTH_MAGIC DRM_IOW( 0x11, drm_auth_t)
#define DRM_IOCTL_BLOCK DRM_IOWR(0x12, drm_block_t) #define DRM_IOCTL_BLOCK DRM_IOWR(0x12, drm_block_t)
#define DRM_IOCTL_UNBLOCK DRM_IOWR(0x13, drm_block_t) #define DRM_IOCTL_UNBLOCK DRM_IOWR(0x13, drm_block_t)
#define DRM_IOCTL_CONTROL DRM_IOW( 0x14, drm_control_t) #define DRM_IOCTL_CONTROL DRM_IOW( 0x14, drm_control_t)
#define DRM_IOCTL_ADD_MAP DRM_IOWR(0x15, drm_map_t) #define DRM_IOCTL_ADD_MAP DRM_IOWR(0x15, drm_map_t)
#define DRM_IOCTL_ADD_BUFS DRM_IOWR(0x16, drm_buf_desc_t) #define DRM_IOCTL_ADD_BUFS DRM_IOWR(0x16, drm_buf_desc_t)
#define DRM_IOCTL_MARK_BUFS DRM_IOW( 0x17, drm_buf_desc_t) #define DRM_IOCTL_MARK_BUFS DRM_IOW( 0x17, drm_buf_desc_t)
#define DRM_IOCTL_INFO_BUFS DRM_IOWR(0x18, drm_buf_info_t) #define DRM_IOCTL_INFO_BUFS DRM_IOWR(0x18, drm_buf_info_t)
#define DRM_IOCTL_MAP_BUFS DRM_IOWR(0x19, drm_buf_map_t) #define DRM_IOCTL_MAP_BUFS DRM_IOWR(0x19, drm_buf_map_t)
#define DRM_IOCTL_FREE_BUFS DRM_IOW( 0x1a, drm_buf_free_t) #define DRM_IOCTL_FREE_BUFS DRM_IOW( 0x1a, drm_buf_free_t)
#define DRM_IOCTL_ADD_CTX DRM_IOWR(0x20, drm_ctx_t) #define DRM_IOCTL_ADD_CTX DRM_IOWR(0x20, drm_ctx_t)
#define DRM_IOCTL_RM_CTX DRM_IOWR(0x21, drm_ctx_t) #define DRM_IOCTL_RM_CTX DRM_IOWR(0x21, drm_ctx_t)
#define DRM_IOCTL_MOD_CTX DRM_IOW( 0x22, drm_ctx_t) #define DRM_IOCTL_MOD_CTX DRM_IOW( 0x22, drm_ctx_t)
#define DRM_IOCTL_GET_CTX DRM_IOWR(0x23, drm_ctx_t) #define DRM_IOCTL_GET_CTX DRM_IOWR(0x23, drm_ctx_t)
#define DRM_IOCTL_SWITCH_CTX DRM_IOW( 0x24, drm_ctx_t) #define DRM_IOCTL_SWITCH_CTX DRM_IOW( 0x24, drm_ctx_t)
#define DRM_IOCTL_NEW_CTX DRM_IOW( 0x25, drm_ctx_t) #define DRM_IOCTL_NEW_CTX DRM_IOW( 0x25, drm_ctx_t)
#define DRM_IOCTL_RES_CTX DRM_IOWR(0x26, drm_ctx_res_t) #define DRM_IOCTL_RES_CTX DRM_IOWR(0x26, drm_ctx_res_t)
#define DRM_IOCTL_ADD_DRAW DRM_IOWR(0x27, drm_draw_t) #define DRM_IOCTL_ADD_DRAW DRM_IOWR(0x27, drm_draw_t)
#define DRM_IOCTL_RM_DRAW DRM_IOWR(0x28, drm_draw_t) #define DRM_IOCTL_RM_DRAW DRM_IOWR(0x28, drm_draw_t)
#define DRM_IOCTL_DMA DRM_IOWR(0x29, drm_dma_t) #define DRM_IOCTL_DMA DRM_IOWR(0x29, drm_dma_t)
#define DRM_IOCTL_LOCK DRM_IOW( 0x2a, drm_lock_t) #define DRM_IOCTL_LOCK DRM_IOW( 0x2a, drm_lock_t)
#define DRM_IOCTL_UNLOCK DRM_IOW( 0x2b, drm_lock_t) #define DRM_IOCTL_UNLOCK DRM_IOW( 0x2b, drm_lock_t)
#define DRM_IOCTL_FINISH DRM_IOW( 0x2c, drm_lock_t) #define DRM_IOCTL_FINISH DRM_IOW( 0x2c, drm_lock_t)
#define DRM_IOCTL_AGP_ACQUIRE DRM_IO( 0x30) #define DRM_IOCTL_AGP_ACQUIRE DRM_IO( 0x30)
#define DRM_IOCTL_AGP_RELEASE DRM_IO( 0x31) #define DRM_IOCTL_AGP_RELEASE DRM_IO( 0x31)
#define DRM_IOCTL_AGP_ENABLE DRM_IOW( 0x32, drm_agp_mode_t) #define DRM_IOCTL_AGP_ENABLE DRM_IOW( 0x32, drm_agp_mode_t)
#define DRM_IOCTL_AGP_INFO DRM_IOR( 0x33, drm_agp_info_t) #define DRM_IOCTL_AGP_INFO DRM_IOR( 0x33, drm_agp_info_t)
#define DRM_IOCTL_AGP_ALLOC DRM_IOWR(0x34, drm_agp_buffer_t) #define DRM_IOCTL_AGP_ALLOC DRM_IOWR(0x34, drm_agp_buffer_t)
#define DRM_IOCTL_AGP_FREE DRM_IOW( 0x35, drm_agp_buffer_t) #define DRM_IOCTL_AGP_FREE DRM_IOW( 0x35, drm_agp_buffer_t)
#define DRM_IOCTL_AGP_BIND DRM_IOW( 0x36, drm_agp_binding_t) #define DRM_IOCTL_AGP_BIND DRM_IOW( 0x36, drm_agp_binding_t)
#define DRM_IOCTL_AGP_UNBIND DRM_IOW( 0x37, drm_agp_binding_t) #define DRM_IOCTL_AGP_UNBIND DRM_IOW( 0x37, drm_agp_binding_t)
/* Mga specific ioctls */ /* Mga specific ioctls */
#define DRM_IOCTL_MGA_INIT DRM_IOW( 0x40, drm_mga_init_t) #define DRM_IOCTL_MGA_INIT DRM_IOW( 0x40, drm_mga_init_t)
#define DRM_IOCTL_MGA_SWAP DRM_IOW( 0x41, drm_mga_swap_t) #define DRM_IOCTL_MGA_SWAP DRM_IOW( 0x41, drm_mga_swap_t)
#define DRM_IOCTL_MGA_CLEAR DRM_IOW( 0x42, drm_mga_clear_t) #define DRM_IOCTL_MGA_CLEAR DRM_IOW( 0x42, drm_mga_clear_t)
#define DRM_IOCTL_MGA_ILOAD DRM_IOW( 0x43, drm_mga_iload_t) #define DRM_IOCTL_MGA_ILOAD DRM_IOW( 0x43, drm_mga_iload_t)
#define DRM_IOCTL_MGA_VERTEX DRM_IOW( 0x44, drm_mga_vertex_t) #define DRM_IOCTL_MGA_VERTEX DRM_IOW( 0x44, drm_mga_vertex_t)
#define DRM_IOCTL_MGA_FLUSH DRM_IOW( 0x45, drm_lock_t ) #define DRM_IOCTL_MGA_FLUSH DRM_IOW( 0x45, drm_lock_t )
#define DRM_IOCTL_MGA_INDICES DRM_IOW( 0x46, drm_mga_indices_t) #define DRM_IOCTL_MGA_INDICES DRM_IOW( 0x46, drm_mga_indices_t)
#define DRM_IOCTL_MGA_BLIT DRM_IOW( 0x47, drm_mga_blit_t) #define DRM_IOCTL_MGA_BLIT DRM_IOW( 0x47, drm_mga_blit_t)
/* I810 specific ioctls */ /* I810 specific ioctls */
#define DRM_IOCTL_I810_INIT DRM_IOW( 0x40, drm_i810_init_t) #define DRM_IOCTL_I810_INIT DRM_IOW( 0x40, drm_i810_init_t)
#define DRM_IOCTL_I810_VERTEX DRM_IOW( 0x41, drm_i810_vertex_t) #define DRM_IOCTL_I810_VERTEX DRM_IOW( 0x41, drm_i810_vertex_t)
#define DRM_IOCTL_I810_CLEAR DRM_IOW( 0x42, drm_i810_clear_t) #define DRM_IOCTL_I810_CLEAR DRM_IOW( 0x42, drm_i810_clear_t)
#define DRM_IOCTL_I810_FLUSH DRM_IO ( 0x43) #define DRM_IOCTL_I810_FLUSH DRM_IO( 0x43)
#define DRM_IOCTL_I810_GETAGE DRM_IO ( 0x44) #define DRM_IOCTL_I810_GETAGE DRM_IO( 0x44)
#define DRM_IOCTL_I810_GETBUF DRM_IOWR(0x45, drm_i810_dma_t) #define DRM_IOCTL_I810_GETBUF DRM_IOWR(0x45, drm_i810_dma_t)
#define DRM_IOCTL_I810_SWAP DRM_IO ( 0x46) #define DRM_IOCTL_I810_SWAP DRM_IO( 0x46)
#define DRM_IOCTL_I810_COPY DRM_IOW( 0x47, drm_i810_copy_t) #define DRM_IOCTL_I810_COPY DRM_IOW( 0x47, drm_i810_copy_t)
#define DRM_IOCTL_I810_DOCOPY DRM_IO ( 0x48) #define DRM_IOCTL_I810_DOCOPY DRM_IO( 0x48)
/* Rage 128 specific ioctls */ /* Rage 128 specific ioctls */
#define DRM_IOCTL_R128_INIT DRM_IOW( 0x40, drm_r128_init_t) #define DRM_IOCTL_R128_INIT DRM_IOW( 0x40, drm_r128_init_t)
#define DRM_IOCTL_R128_CCE_START DRM_IO( 0x41) #define DRM_IOCTL_R128_CCE_START DRM_IO( 0x41)
#define DRM_IOCTL_R128_CCE_STOP DRM_IOW( 0x42, drm_r128_cce_stop_t) #define DRM_IOCTL_R128_CCE_STOP DRM_IOW( 0x42, drm_r128_cce_stop_t)
#define DRM_IOCTL_R128_CCE_RESET DRM_IO( 0x43) #define DRM_IOCTL_R128_CCE_RESET DRM_IO( 0x43)
#define DRM_IOCTL_R128_CCE_IDLE DRM_IO( 0x44) #define DRM_IOCTL_R128_CCE_IDLE DRM_IO( 0x44)
#define DRM_IOCTL_R128_RESET DRM_IO( 0x46) #define DRM_IOCTL_R128_RESET DRM_IO( 0x46)
#define DRM_IOCTL_R128_SWAP DRM_IO( 0x47) #define DRM_IOCTL_R128_FULLSCREEN DRM_IOW( 0x47, drm_r128_fullscreen_t)
#define DRM_IOCTL_R128_CLEAR DRM_IOW( 0x48, drm_r128_clear_t) #define DRM_IOCTL_R128_SWAP DRM_IO( 0x48)
#define DRM_IOCTL_R128_VERTEX DRM_IOW( 0x49, drm_r128_vertex_t) #define DRM_IOCTL_R128_CLEAR DRM_IOW( 0x49, drm_r128_clear_t)
#define DRM_IOCTL_R128_INDICES DRM_IOW( 0x4a, drm_r128_indices_t) #define DRM_IOCTL_R128_VERTEX DRM_IOW( 0x4a, drm_r128_vertex_t)
#define DRM_IOCTL_R128_BLIT DRM_IOW( 0x4b, drm_r128_blit_t) #define DRM_IOCTL_R128_INDICES DRM_IOW( 0x4b, drm_r128_indices_t)
#define DRM_IOCTL_R128_DEPTH DRM_IOW( 0x4c, drm_r128_depth_t) #define DRM_IOCTL_R128_BLIT DRM_IOW( 0x4c, drm_r128_blit_t)
#define DRM_IOCTL_R128_STIPPLE DRM_IOW( 0x4d, drm_r128_stipple_t) #define DRM_IOCTL_R128_DEPTH DRM_IOW( 0x4d, drm_r128_depth_t)
#define DRM_IOCTL_R128_PACKET DRM_IOWR(0x4e, drm_r128_packet_t) #define DRM_IOCTL_R128_STIPPLE DRM_IOW( 0x4e, drm_r128_stipple_t)
#define DRM_IOCTL_R128_INDIRECT DRM_IOWR(0x4f, drm_r128_indirect_t)
/* Radeon specific ioctls */
#define DRM_IOCTL_RADEON_CP_INIT DRM_IOW( 0x40, drm_radeon_init_t)
#define DRM_IOCTL_RADEON_CP_START DRM_IO( 0x41)
#define DRM_IOCTL_RADEON_CP_STOP DRM_IOW( 0x42, drm_radeon_cp_stop_t)
#define DRM_IOCTL_RADEON_CP_RESET DRM_IO( 0x43)
#define DRM_IOCTL_RADEON_CP_IDLE DRM_IO( 0x44)
#define DRM_IOCTL_RADEON_RESET DRM_IO( 0x45)
#define DRM_IOCTL_RADEON_FULLSCREEN DRM_IOW( 0x46, drm_radeon_fullscreen_t)
#define DRM_IOCTL_RADEON_SWAP DRM_IO( 0x47)
#define DRM_IOCTL_RADEON_CLEAR DRM_IOW( 0x48, drm_radeon_clear_t)
#define DRM_IOCTL_RADEON_VERTEX DRM_IOW( 0x49, drm_radeon_vertex_t)
#define DRM_IOCTL_RADEON_INDICES DRM_IOW( 0x4a, drm_radeon_indices_t)
#define DRM_IOCTL_RADEON_BLIT DRM_IOW( 0x4b, drm_radeon_blit_t)
#define DRM_IOCTL_RADEON_STIPPLE DRM_IOW( 0x4c, drm_radeon_stipple_t)
#define DRM_IOCTL_RADEON_INDIRECT DRM_IOWR(0x4d, drm_radeon_indirect_t)
#ifdef CONFIG_DRM_SIS #ifdef CONFIG_DRM_SIS
/* SiS specific ioctls */ /* SiS specific ioctls */
#define SIS_IOCTL_FB_ALLOC DRM_IOWR( 0x44, drm_sis_mem_t) #define SIS_IOCTL_FB_ALLOC DRM_IOWR(0x44, drm_sis_mem_t)
#define SIS_IOCTL_FB_FREE DRM_IOW( 0x45, drm_sis_mem_t) #define SIS_IOCTL_FB_FREE DRM_IOW( 0x45, drm_sis_mem_t)
#define SIS_IOCTL_AGP_INIT DRM_IOWR( 0x53, drm_sis_agp_t) #define SIS_IOCTL_AGP_INIT DRM_IOWR(0x53, drm_sis_agp_t)
#define SIS_IOCTL_AGP_ALLOC DRM_IOWR( 0x54, drm_sis_mem_t) #define SIS_IOCTL_AGP_ALLOC DRM_IOWR(0x54, drm_sis_mem_t)
#define SIS_IOCTL_AGP_FREE DRM_IOW( 0x55, drm_sis_mem_t) #define SIS_IOCTL_AGP_FREE DRM_IOW( 0x55, drm_sis_mem_t)
#define SIS_IOCTL_FLIP DRM_IOW( 0x48, drm_sis_flip_t) #define SIS_IOCTL_FLIP DRM_IOW( 0x48, drm_sis_flip_t)
#define SIS_IOCTL_FLIP_INIT DRM_IO( 0x49) #define SIS_IOCTL_FLIP_INIT DRM_IO( 0x49)
#define SIS_IOCTL_FLIP_FINAL DRM_IO( 0x50) #define SIS_IOCTL_FLIP_FINAL DRM_IO( 0x50)
#endif #endif
#endif #endif
drivers/char/drm/radeon_bufs.c 0 → 100644
View file @ 6805de5d
/* radeon_bufs.c -- IOCTLs to manage buffers -*- linux-c -*-
*
* Copyright 2000 Precision Insight, Inc., Cedar Park, Texas.
* Copyright 2000 VA Linux Systems, Inc., Fremont, California.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
* Authors: Kevin E. Martin <martin@valinux.com>
* Rickard E. (Rik) Faith <faith@valinux.com>
* Jeff Hartmann <jhartmann@valinux.com>
*
*/
#define __NO_VERSION__
#include <linux/config.h>
#include "drmP.h"
#include "radeon_drv.h"
#include "linux/un.h"
#if defined(CONFIG_AGP) || defined(CONFIG_AGP_MODULE)
int radeon_addbufs_agp(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
drm_device_dma_t *dma = dev->dma;
drm_buf_desc_t request;
drm_buf_entry_t *entry;
drm_buf_t *buf;
unsigned long offset;
unsigned long agp_offset;
int count;
int order;
int size;
int alignment;
int page_order;
int total;
int byte_count;
int i;
if (!dma) return -EINVAL;
if (copy_from_user(&request, (drm_buf_desc_t *)arg, sizeof(request)))
return -EFAULT;
count = request.count;
order = drm_order(request.size);
size = 1 << order;
alignment = (request.flags & _DRM_PAGE_ALIGN) ? PAGE_ALIGN(size):size;
page_order = order - PAGE_SHIFT > 0 ? order - PAGE_SHIFT : 0;
total = PAGE_SIZE << page_order;
byte_count = 0;
agp_offset = dev->agp->base + request.agp_start;
DRM_DEBUG("count: %d\n", count);
DRM_DEBUG("order: %d\n", order);
DRM_DEBUG("size: %d\n", size);
DRM_DEBUG("agp_offset: %ld\n", agp_offset);
DRM_DEBUG("alignment: %d\n", alignment);
DRM_DEBUG("page_order: %d\n", page_order);
DRM_DEBUG("total: %d\n", total);
if (order < DRM_MIN_ORDER || order > DRM_MAX_ORDER) return -EINVAL;
if (dev->queue_count) return -EBUSY; /* Not while in use */
spin_lock(&dev->count_lock);
if (dev->buf_use) {
spin_unlock(&dev->count_lock);
return -EBUSY;
}
atomic_inc(&dev->buf_alloc);
spin_unlock(&dev->count_lock);
down(&dev->struct_sem);
entry = &dma->bufs[order];
if (entry->buf_count) {
up(&dev->struct_sem);
atomic_dec(&dev->buf_alloc);
return -ENOMEM; /* May only call once for each order */
}
entry->buflist = drm_alloc(count * sizeof(*entry->buflist),
DRM_MEM_BUFS);
if (!entry->buflist) {
up(&dev->struct_sem);
atomic_dec(&dev->buf_alloc);
return -ENOMEM;
}
memset(entry->buflist, 0, count * sizeof(*entry->buflist));
entry->buf_size = size;
entry->page_order = page_order;
offset = 0;
for (offset = 0;
entry->buf_count < count;
offset += alignment, ++entry->buf_count) {
buf = &entry->buflist[entry->buf_count];
buf->idx = dma->buf_count + entry->buf_count;
buf->total = alignment;
buf->order = order;
buf->used = 0;
buf->offset = (dma->byte_count + offset);
buf->address = (void *)(agp_offset + offset);
buf->next = NULL;
buf->waiting = 0;
buf->pending = 0;
init_waitqueue_head(&buf->dma_wait);
buf->pid = 0;
buf->dev_priv_size = sizeof(drm_radeon_buf_priv_t);
buf->dev_private = drm_alloc(sizeof(drm_radeon_buf_priv_t),
DRM_MEM_BUFS);
memset(buf->dev_private, 0, buf->dev_priv_size);
#if DRM_DMA_HISTOGRAM
buf->time_queued = 0;
buf->time_dispatched = 0;
buf->time_completed = 0;
buf->time_freed = 0;
#endif
byte_count += PAGE_SIZE << page_order;
DRM_DEBUG("buffer %d @ %p\n",
entry->buf_count, buf->address);
}
DRM_DEBUG("byte_count: %d\n", byte_count);
dma->buflist = drm_realloc(dma->buflist,
dma->buf_count * sizeof(*dma->buflist),
(dma->buf_count + entry->buf_count)
* sizeof(*dma->buflist),
DRM_MEM_BUFS);
for (i = dma->buf_count; i < dma->buf_count + entry->buf_count; i++)
dma->buflist[i] = &entry->buflist[i - dma->buf_count];
dma->buf_count += entry->buf_count;
dma->byte_count += byte_count;
drm_freelist_create(&entry->freelist, entry->buf_count);
for (i = 0; i < entry->buf_count; i++) {
drm_freelist_put(dev, &entry->freelist, &entry->buflist[i]);
}
up(&dev->struct_sem);
request.count = entry->buf_count;
request.size = size;
if (copy_to_user((drm_buf_desc_t *)arg, &request, sizeof(request)))
return -EFAULT;
dma->flags = _DRM_DMA_USE_AGP;
atomic_dec(&dev->buf_alloc);
return 0;
}
#endif
int radeon_addbufs(struct inode *inode, struct file *filp, unsigned int cmd,
unsigned long arg)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
drm_radeon_private_t *dev_priv = dev->dev_private;
drm_buf_desc_t request;
if (!dev_priv || dev_priv->is_pci) return -EINVAL;
if (copy_from_user(&request, (drm_buf_desc_t *)arg, sizeof(request)))
return -EFAULT;
#if defined(CONFIG_AGP) || defined(CONFIG_AGP_MODULE)
if (request.flags & _DRM_AGP_BUFFER)
return radeon_addbufs_agp(inode, filp, cmd, arg);
else
#endif
return -EINVAL;
}
int radeon_mapbufs(struct inode *inode, struct file *filp, unsigned int cmd,
unsigned long arg)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
drm_radeon_private_t *dev_priv = dev->dev_private;
drm_device_dma_t *dma = dev->dma;
int retcode = 0;
const int zero = 0;
unsigned long virtual;
unsigned long address;
drm_buf_map_t request;
int i;
if (!dma || !dev_priv || dev_priv->is_pci) return -EINVAL;
DRM_DEBUG("\n");
spin_lock(&dev->count_lock);
if (atomic_read(&dev->buf_alloc)) {
spin_unlock(&dev->count_lock);
return -EBUSY;
}
++dev->buf_use; /* Can't allocate more after this call */
spin_unlock(&dev->count_lock);
if (copy_from_user(&request, (drm_buf_map_t *)arg, sizeof(request)))
return -EFAULT;
if (request.count >= dma->buf_count) {
if (dma->flags & _DRM_DMA_USE_AGP) {
drm_map_t *map;
map = dev_priv->buffers;
if (!map) {
retcode = -EINVAL;
goto done;
}
down(&current->mm->mmap_sem);
virtual = do_mmap(filp, 0, map->size,
PROT_READ|PROT_WRITE,
MAP_SHARED,
(unsigned long)map->offset);
up(&current->mm->mmap_sem);
} else {
down(&current->mm->mmap_sem);
virtual = do_mmap(filp, 0, dma->byte_count,
PROT_READ|PROT_WRITE, MAP_SHARED, 0);
up(&current->mm->mmap_sem);
}
if (virtual > -1024UL) {
/* Real error */
retcode = (signed long)virtual;
goto done;
}
request.virtual = (void *)virtual;
for (i = 0; i < dma->buf_count; i++) {
if (copy_to_user(&request.list[i].idx,
&dma->buflist[i]->idx,
sizeof(request.list[0].idx))) {
retcode = -EFAULT;
goto done;
}
if (copy_to_user(&request.list[i].total,
&dma->buflist[i]->total,
sizeof(request.list[0].total))) {
retcode = -EFAULT;
goto done;
}
if (copy_to_user(&request.list[i].used,
&zero,
sizeof(zero))) {
retcode = -EFAULT;
goto done;
}
address = virtual + dma->buflist[i]->offset;
if (copy_to_user(&request.list[i].address,
&address,
sizeof(address))) {
retcode = -EFAULT;
goto done;
}
}
}
done:
request.count = dma->buf_count;
DRM_DEBUG("%d buffers, retcode = %d\n", request.count, retcode);
if (copy_to_user((drm_buf_map_t *)arg, &request, sizeof(request)))
return -EFAULT;
return retcode;
}
drivers/char/drm/radeon_context.c 0 → 100644
View file @ 6805de5d
/* radeon_context.c -- IOCTLs for Radeon contexts -*- linux-c -*-
*
* Copyright 1999, 2000 Precision Insight, Inc., Cedar Park, Texas.
* Copyright 2000 VA Linux Systems, Inc., Fremont, California.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
* Author: Kevin E. Martin <martin@valinux.com>
* Rickard E. (Rik) Faith <faith@valinux.com>
*
*/
#define __NO_VERSION__
#include "drmP.h"
#include "radeon_drv.h"
extern drm_ctx_t radeon_res_ctx;
static int radeon_alloc_queue(drm_device_t *dev)
{
return drm_ctxbitmap_next(dev);
}
int radeon_context_switch(drm_device_t *dev, int old, int new)
{
char buf[64];
atomic_inc(&dev->total_ctx);
if (test_and_set_bit(0, &dev->context_flag)) {
DRM_ERROR("Reentering -- FIXME\n");
return -EBUSY;
}
#if DRM_DMA_HISTOGRAM
dev->ctx_start = get_cycles();
#endif
DRM_DEBUG("Context switch from %d to %d\n", old, new);
if (new == dev->last_context) {
clear_bit(0, &dev->context_flag);
return 0;
}
if (drm_flags & DRM_FLAG_NOCTX) {
radeon_context_switch_complete(dev, new);
} else {
sprintf(buf, "C %d %d\n", old, new);
drm_write_string(dev, buf);
}
return 0;
}
int radeon_context_switch_complete(drm_device_t *dev, int new)
{
dev->last_context = new; /* PRE/POST: This is the _only_ writer. */
dev->last_switch = jiffies;
if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
DRM_ERROR("Lock isn't held after context switch\n");
}
/* If a context switch is ever initiated
when the kernel holds the lock, release
that lock here. */
#if DRM_DMA_HISTOGRAM
atomic_inc(&dev->histo.ctx[drm_histogram_slot(get_cycles()
- dev->ctx_start)]);
#endif
clear_bit(0, &dev->context_flag);
wake_up(&dev->context_wait);
return 0;
}
int radeon_resctx(struct inode *inode, struct file *filp, unsigned int cmd,
unsigned long arg)
{
drm_ctx_res_t res;
drm_ctx_t ctx;
int i;
DRM_DEBUG("%d\n", DRM_RESERVED_CONTEXTS);
if (copy_from_user(&res, (drm_ctx_res_t *)arg, sizeof(res)))
return -EFAULT;
if (res.count >= DRM_RESERVED_CONTEXTS) {
memset(&ctx, 0, sizeof(ctx));
for (i = 0; i < DRM_RESERVED_CONTEXTS; i++) {
ctx.handle = i;
if (copy_to_user(&res.contexts[i], &i, sizeof(i)))
return -EFAULT;
}
}
res.count = DRM_RESERVED_CONTEXTS;
if (copy_to_user((drm_ctx_res_t *)arg, &res, sizeof(res)))
return -EFAULT;
return 0;
}
int radeon_addctx(struct inode *inode, struct file *filp, unsigned int cmd,
unsigned long arg)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
drm_ctx_t ctx;
if (copy_from_user(&ctx, (drm_ctx_t *)arg, sizeof(ctx)))
return -EFAULT;
if ((ctx.handle = radeon_alloc_queue(dev)) == DRM_KERNEL_CONTEXT) {
/* Skip kernel's context and get a new one. */
ctx.handle = radeon_alloc_queue(dev);
}
DRM_DEBUG("%d\n", ctx.handle);
if (ctx.handle == -1) {
DRM_DEBUG("Not enough free contexts.\n");
/* Should this return -EBUSY instead? */
return -ENOMEM;
}
if (copy_to_user((drm_ctx_t *)arg, &ctx, sizeof(ctx)))
return -EFAULT;
return 0;
}
int radeon_modctx(struct inode *inode, struct file *filp, unsigned int cmd,
unsigned long arg)
{
drm_ctx_t ctx;
if (copy_from_user(&ctx, (drm_ctx_t*)arg, sizeof(ctx)))
return -EFAULT;
if (ctx.flags==_DRM_CONTEXT_PRESERVED)
radeon_res_ctx.handle=ctx.handle;
return 0;
}
int radeon_getctx(struct inode *inode, struct file *filp, unsigned int cmd,
unsigned long arg)
{
drm_ctx_t ctx;
if (copy_from_user(&ctx, (drm_ctx_t*)arg, sizeof(ctx)))
return -EFAULT;
/* This is 0, because we don't hanlde any context flags */
ctx.flags = 0;
if (copy_to_user((drm_ctx_t*)arg, &ctx, sizeof(ctx)))
return -EFAULT;
return 0;
}
int radeon_switchctx(struct inode *inode, struct file *filp, unsigned int cmd,
unsigned long arg)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
drm_ctx_t ctx;
if (copy_from_user(&ctx, (drm_ctx_t *)arg, sizeof(ctx)))
return -EFAULT;
DRM_DEBUG("%d\n", ctx.handle);
return radeon_context_switch(dev, dev->last_context, ctx.handle);
}
int radeon_newctx(struct inode *inode, struct file *filp, unsigned int cmd,
unsigned long arg)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
drm_ctx_t ctx;
if (copy_from_user(&ctx, (drm_ctx_t *)arg, sizeof(ctx)))
return -EFAULT;
DRM_DEBUG("%d\n", ctx.handle);
radeon_context_switch_complete(dev, ctx.handle);
return 0;
}
int radeon_rmctx(struct inode *inode, struct file *filp, unsigned int cmd,
unsigned long arg)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
drm_ctx_t ctx;
if (copy_from_user(&ctx, (drm_ctx_t *)arg, sizeof(ctx)))
return -EFAULT;
DRM_DEBUG("%d\n", ctx.handle);
drm_ctxbitmap_free(dev, ctx.handle);
return 0;
}
drivers/char/drm/radeon_cp.c 0 → 100644
View file @ 6805de5d
/* radeon_cp.c -- CP support for Radeon -*- linux-c -*-
*
* Copyright 2000 Precision Insight, Inc., Cedar Park, Texas.
* Copyright 2000 VA Linux Systems, Inc., Fremont, California.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
* Authors:
* Kevin E. Martin <martin@valinux.com>
* Gareth Hughes <gareth@valinux.com>
*
*/
#define __NO_VERSION__
#include "drmP.h"
#include "radeon_drv.h"
#include <linux/interrupt.h> /* For task queue support */
#include <linux/delay.h>
#define RADEON_FIFO_DEBUG 0
/* CP microcode (from ATI) */
static u32 radeon_cp_microcode[][2] = {
{ 0x21007000, 0000000000 },
{ 0x20007000, 0000000000 },
{ 0x000000b4, 0x00000004 },
{ 0x000000b8, 0x00000004 },
{ 0x6f5b4d4c, 0000000000 },
{ 0x4c4c427f, 0000000000 },
{ 0x5b568a92, 0000000000 },
{ 0x4ca09c6d, 0000000000 },
{ 0xad4c4c4c, 0000000000 },
{ 0x4ce1af3d, 0000000000 },
{ 0xd8afafaf, 0000000000 },
{ 0xd64c4cdc, 0000000000 },
{ 0x4cd10d10, 0000000000 },
{ 0x000f0000, 0x00000016 },
{ 0x362f242d, 0000000000 },
{ 0x00000012, 0x00000004 },
{ 0x000f0000, 0x00000016 },
{ 0x362f282d, 0000000000 },
{ 0x000380e7, 0x00000002 },
{ 0x04002c97, 0x00000002 },
{ 0x000f0001, 0x00000016 },
{ 0x333a3730, 0000000000 },
{ 0x000077ef, 0x00000002 },
{ 0x00061000, 0x00000002 },
{ 0x00000021, 0x0000001a },
{ 0x00004000, 0x0000001e },
{ 0x00061000, 0x00000002 },
{ 0x00000021, 0x0000001a },
{ 0x00004000, 0x0000001e },
{ 0x00061000, 0x00000002 },
{ 0x00000021, 0x0000001a },
{ 0x00004000, 0x0000001e },
{ 0x00000017, 0x00000004 },
{ 0x0003802b, 0x00000002 },
{ 0x040067e0, 0x00000002 },
{ 0x00000017, 0x00000004 },
{ 0x000077e0, 0x00000002 },
{ 0x00065000, 0x00000002 },
{ 0x000037e1, 0x00000002 },
{ 0x040067e1, 0x00000006 },
{ 0x000077e0, 0x00000002 },
{ 0x000077e1, 0x00000002 },
{ 0x000077e1, 0x00000006 },
{ 0xffffffff, 0000000000 },
{ 0x10000000, 0000000000 },
{ 0x0003802b, 0x00000002 },
{ 0x040067e0, 0x00000006 },
{ 0x00007675, 0x00000002 },
{ 0x00007676, 0x00000002 },
{ 0x00007677, 0x00000002 },
{ 0x00007678, 0x00000006 },
{ 0x0003802c, 0x00000002 },
{ 0x04002676, 0x00000002 },
{ 0x00007677, 0x00000002 },
{ 0x00007678, 0x00000006 },
{ 0x0000002f, 0x00000018 },
{ 0x0000002f, 0x00000018 },
{ 0000000000, 0x00000006 },
{ 0x00000030, 0x00000018 },
{ 0x00000030, 0x00000018 },
{ 0000000000, 0x00000006 },
{ 0x01605000, 0x00000002 },
{ 0x00065000, 0x00000002 },
{ 0x00098000, 0x00000002 },
{ 0x00061000, 0x00000002 },
{ 0x64c0603e, 0x00000004 },
{ 0x000380e6, 0x00000002 },
{ 0x040025c5, 0x00000002 },
{ 0x00080000, 0x00000016 },
{ 0000000000, 0000000000 },
{ 0x0400251d, 0x00000002 },
{ 0x00007580, 0x00000002 },
{ 0x00067581, 0x00000002 },
{ 0x04002580, 0x00000002 },
{ 0x00067581, 0x00000002 },
{ 0x00000049, 0x00000004 },
{ 0x00005000, 0000000000 },
{ 0x000380e6, 0x00000002 },
{ 0x040025c5, 0x00000002 },
{ 0x00061000, 0x00000002 },
{ 0x0000750e, 0x00000002 },
{ 0x00019000, 0x00000002 },
{ 0x00011055, 0x00000014 },
{ 0x00000055, 0x00000012 },
{ 0x0400250f, 0x00000002 },
{ 0x0000504f, 0x00000004 },
{ 0x000380e6, 0x00000002 },
{ 0x040025c5, 0x00000002 },
{ 0x00007565, 0x00000002 },
{ 0x00007566, 0x00000002 },
{ 0x00000058, 0x00000004 },
{ 0x000380e6, 0x00000002 },
{ 0x040025c5, 0x00000002 },
{ 0x01e655b4, 0x00000002 },
{ 0x4401b0e4, 0x00000002 },
{ 0x01c110e4, 0x00000002 },
{ 0x26667066, 0x00000018 },
{ 0x040c2565, 0x00000002 },
{ 0x00000066, 0x00000018 },
{ 0x04002564, 0x00000002 },
{ 0x00007566, 0x00000002 },
{ 0x0000005d, 0x00000004 },
{ 0x00401069, 0x00000008 },
{ 0x00101000, 0x00000002 },
{ 0x000d80ff, 0x00000002 },
{ 0x0080006c, 0x00000008 },
{ 0x000f9000, 0x00000002 },
{ 0x000e00ff, 0x00000002 },
{ 0000000000, 0x00000006 },
{ 0x0000008f, 0x00000018 },
{ 0x0000005b, 0x00000004 },
{ 0x000380e6, 0x00000002 },
{ 0x040025c5, 0x00000002 },
{ 0x00007576, 0x00000002 },
{ 0x00065000, 0x00000002 },
{ 0x00009000, 0x00000002 },
{ 0x00041000, 0x00000002 },
{ 0x0c00350e, 0x00000002 },
{ 0x00049000, 0x00000002 },
{ 0x00051000, 0x00000002 },
{ 0x01e785f8, 0x00000002 },
{ 0x00200000, 0x00000002 },
{ 0x0060007e, 0x0000000c },
{ 0x00007563, 0x00000002 },
{ 0x006075f0, 0x00000021 },
{ 0x20007073, 0x00000004 },
{ 0x00005073, 0x00000004 },
{ 0x000380e6, 0x00000002 },
{ 0x040025c5, 0x00000002 },
{ 0x00007576, 0x00000002 },
{ 0x00007577, 0x00000002 },
{ 0x0000750e, 0x00000002 },
{ 0x0000750f, 0x00000002 },
{ 0x00a05000, 0x00000002 },
{ 0x00600083, 0x0000000c },
{ 0x006075f0, 0x00000021 },
{ 0x000075f8, 0x00000002 },
{ 0x00000083, 0x00000004 },
{ 0x000a750e, 0x00000002 },
{ 0x000380e6, 0x00000002 },
{ 0x040025c5, 0x00000002 },
{ 0x0020750f, 0x00000002 },
{ 0x00600086, 0x00000004 },
{ 0x00007570, 0x00000002 },
{ 0x00007571, 0x00000002 },
{ 0x00007572, 0x00000006 },
{ 0x000380e6, 0x00000002 },
{ 0x040025c5, 0x00000002 },
{ 0x00005000, 0x00000002 },
{ 0x00a05000, 0x00000002 },
{ 0x00007568, 0x00000002 },
{ 0x00061000, 0x00000002 },
{ 0x00000095, 0x0000000c },
{ 0x00058000, 0x00000002 },
{ 0x0c607562, 0x00000002 },
{ 0x00000097, 0x00000004 },
{ 0x000380e6, 0x00000002 },
{ 0x040025c5, 0x00000002 },
{ 0x00600096, 0x00000004 },
{ 0x400070e5, 0000000000 },
{ 0x000380e6, 0x00000002 },
{ 0x040025c5, 0x00000002 },
{ 0x000380e5, 0x00000002 },
{ 0x000000a8, 0x0000001c },
{ 0x000650aa, 0x00000018 },
{ 0x040025bb, 0x00000002 },
{ 0x000610ab, 0x00000018 },
{ 0x040075bc, 0000000000 },
{ 0x000075bb, 0x00000002 },
{ 0x000075bc, 0000000000 },
{ 0x00090000, 0x00000006 },
{ 0x00090000, 0x00000002 },
{ 0x000d8002, 0x00000006 },
{ 0x00007832, 0x00000002 },
{ 0x00005000, 0x00000002 },
{ 0x000380e7, 0x00000002 },
{ 0x04002c97, 0x00000002 },
{ 0x00007820, 0x00000002 },
{ 0x00007821, 0x00000002 },
{ 0x00007800, 0000000000 },
{ 0x01200000, 0x00000002 },
{ 0x20077000, 0x00000002 },
{ 0x01200000, 0x00000002 },
{ 0x20007000, 0x00000002 },
{ 0x00061000, 0x00000002 },
{ 0x0120751b, 0x00000002 },
{ 0x8040750a, 0x00000002 },
{ 0x8040750b, 0x00000002 },
{ 0x00110000, 0x00000002 },
{ 0x000380e5, 0x00000002 },
{ 0x000000c6, 0x0000001c },
{ 0x000610ab, 0x00000018 },
{ 0x844075bd, 0x00000002 },
{ 0x000610aa, 0x00000018 },
{ 0x840075bb, 0x00000002 },
{ 0x000610ab, 0x00000018 },
{ 0x844075bc, 0x00000002 },
{ 0x000000c9, 0x00000004 },
{ 0x804075bd, 0x00000002 },
{ 0x800075bb, 0x00000002 },
{ 0x804075bc, 0x00000002 },
{ 0x00108000, 0x00000002 },
{ 0x01400000, 0x00000002 },
{ 0x006000cd, 0x0000000c },
{ 0x20c07000, 0x00000020 },
{ 0x000000cf, 0x00000012 },
{ 0x00800000, 0x00000006 },
{ 0x0080751d, 0x00000006 },
{ 0000000000, 0000000000 },
{ 0x0000775c, 0x00000002 },
{ 0x00a05000, 0x00000002 },
{ 0x00661000, 0x00000002 },
{ 0x0460275d, 0x00000020 },
{ 0x00004000, 0000000000 },
{ 0x01e00830, 0x00000002 },
{ 0x21007000, 0000000000 },
{ 0x6464614d, 0000000000 },
{ 0x69687420, 0000000000 },
{ 0x00000073, 0000000000 },
{ 0000000000, 0000000000 },
{ 0x00005000, 0x00000002 },
{ 0x000380d0, 0x00000002 },
{ 0x040025e0, 0x00000002 },
{ 0x000075e1, 0000000000 },
{ 0x00000001, 0000000000 },
{ 0x000380e0, 0x00000002 },
{ 0x04002394, 0x00000002 },
{ 0x00005000, 0000000000 },
{ 0000000000, 0000000000 },
{ 0000000000, 0000000000 },
{ 0x00000008, 0000000000 },
{ 0x00000004, 0000000000 },
{ 0000000000, 0000000000 },
{ 0000000000, 0000000000 },
{ 0000000000, 0000000000 },
{ 0000000000, 0000000000 },
{ 0000000000, 0000000000 },
{ 0000000000, 0000000000 },
{ 0000000000, 0000000000 },
{ 0000000000, 0000000000 },
{ 0000000000, 0000000000 },
{ 0000000000, 0000000000 },
{ 0000000000, 0000000000 },
{ 0000000000, 0000000000 },
{ 0000000000, 0000000000 },
{ 0000000000, 0000000000 },
{ 0000000000, 0000000000 },
{ 0000000000, 0000000000 },
{ 0000000000, 0000000000 },
{ 0000000000, 0000000000 },
{ 0000000000, 0000000000 },
{ 0000000000, 0000000000 },
{ 0000000000, 0000000000 },
{ 0000000000, 0000000000 },
{ 0000000000, 0000000000 },
{ 0000000000, 0000000000 },
};
#define DO_IOREMAP(_m) (_m)->handle = drm_ioremap((_m)->offset, (_m)->size)
#define DO_IOREMAPFREE(_m) \
do { \
if ((_m)->handle && (_m)->size) \
drm_ioremapfree((_m)->handle, (_m)->size); \
} while (0)
#define DO_FIND_MAP(_m, _o) \
do { \
int _i; \
for (_i = 0; _i < dev->map_count; _i++) { \
if (dev->maplist[_i]->offset == _o) { \
_m = dev->maplist[_i]; \
break; \
} \
} \
} while (0)
int RADEON_READ_PLL(drm_device_t *dev, int addr)
{
drm_radeon_private_t *dev_priv = dev->dev_private;
RADEON_WRITE8(RADEON_CLOCK_CNTL_INDEX, addr & 0x1f);
return RADEON_READ(RADEON_CLOCK_CNTL_DATA);
}
#if RADEON_FIFO_DEBUG
static void radeon_status( drm_radeon_private_t *dev_priv )
{
printk( "%s:\n", __FUNCTION__ );
printk( "RBBM_STATUS = 0x%08x\n",
(unsigned int)RADEON_READ( RADEON_RBBM_STATUS ) );
printk( "CP_RB_RTPR = 0x%08x\n",
(unsigned int)RADEON_READ( RADEON_CP_RB_RPTR ) );
printk( "CP_RB_WTPR = 0x%08x\n",
(unsigned int)RADEON_READ( RADEON_CP_RB_WPTR ) );
}
#endif
/* ================================================================
* Engine, FIFO control
*/
static int radeon_do_pixcache_flush( drm_radeon_private_t *dev_priv )
{
u32 tmp;
int i;
tmp = RADEON_READ( RADEON_RB2D_DSTCACHE_CTLSTAT );
tmp |= RADEON_RB2D_DC_FLUSH_ALL;
RADEON_WRITE( RADEON_RB2D_DSTCACHE_CTLSTAT, tmp );
for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) {
if ( !(RADEON_READ( RADEON_RB2D_DSTCACHE_CTLSTAT )
& RADEON_RB2D_DC_BUSY) ) {
return 0;
}
udelay( 1 );
}
#if RADEON_FIFO_DEBUG
DRM_ERROR( "failed!\n" );
radeon_status( dev_priv );
#endif
return -EBUSY;
}
static int radeon_do_wait_for_fifo( drm_radeon_private_t *dev_priv,
int entries )
{
int i;
for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) {
int slots = ( RADEON_READ( RADEON_RBBM_STATUS )
& RADEON_RBBM_FIFOCNT_MASK );
if ( slots >= entries ) return 0;
udelay( 1 );
}
#if RADEON_FIFO_DEBUG
DRM_ERROR( "failed!\n" );
radeon_status( dev_priv );
#endif
return -EBUSY;
}
static int radeon_do_wait_for_idle( drm_radeon_private_t *dev_priv )
{
int i, ret;
ret = radeon_do_wait_for_fifo( dev_priv, 64 );
if ( ret < 0 ) return ret;
for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) {
if ( !(RADEON_READ( RADEON_RBBM_STATUS )
& RADEON_RBBM_ACTIVE) ) {
radeon_do_pixcache_flush( dev_priv );
return 0;
}
udelay( 1 );
}
#if RADEON_FIFO_DEBUG
DRM_ERROR( "failed!\n" );
radeon_status( dev_priv );
#endif
return -EBUSY;
}
/* ================================================================
* CP control, initialization
*/
/* Load the microcode for the CP */
static void radeon_cp_load_microcode( drm_radeon_private_t *dev_priv )
{
int i;
radeon_do_wait_for_idle( dev_priv );
RADEON_WRITE( RADEON_CP_ME_RAM_ADDR, 0 );
for ( i = 0 ; i < 256 ; i++ ) {
RADEON_WRITE( RADEON_CP_ME_RAM_DATAH,
radeon_cp_microcode[i][1] );
RADEON_WRITE( RADEON_CP_ME_RAM_DATAL,
radeon_cp_microcode[i][0] );
}
}
/* Flush any pending commands to the CP. This should only be used just
* prior to a wait for idle, as it informs the engine that the command
* stream is ending.
*/
static void radeon_do_cp_flush( drm_radeon_private_t *dev_priv )
{
#if 0
u32 tmp;
tmp = RADEON_READ( RADEON_CP_RB_WPTR ) | (1 << 31);
RADEON_WRITE( RADEON_CP_RB_WPTR, tmp );
#endif
}
/* Wait for the CP to go idle.
*/
int radeon_do_cp_idle( drm_radeon_private_t *dev_priv )
{
RING_LOCALS;
BEGIN_RING( 6 );
RADEON_PURGE_CACHE();
RADEON_PURGE_ZCACHE();
RADEON_WAIT_UNTIL_IDLE();
ADVANCE_RING();
return radeon_do_wait_for_idle( dev_priv );
}
/* Start the Command Processor.
*/
static void radeon_do_cp_start( drm_radeon_private_t *dev_priv )
{
RING_LOCALS;
radeon_do_wait_for_idle( dev_priv );
RADEON_WRITE( RADEON_CP_CSQ_CNTL, dev_priv->cp_mode );
dev_priv->cp_running = 1;
BEGIN_RING( 6 );
RADEON_PURGE_CACHE();
RADEON_PURGE_ZCACHE();
RADEON_WAIT_UNTIL_IDLE();
ADVANCE_RING();
}
/* Reset the Command Processor. This will not flush any pending
* commands, so you must wait for the CP command stream to complete
* before calling this routine.
*/
static void radeon_do_cp_reset( drm_radeon_private_t *dev_priv )
{
u32 cur_read_ptr;
cur_read_ptr = RADEON_READ( RADEON_CP_RB_RPTR );
RADEON_WRITE( RADEON_CP_RB_WPTR, cur_read_ptr );
*dev_priv->ring.head = cur_read_ptr;
dev_priv->ring.tail = cur_read_ptr;
}
/* Stop the Command Processor. This will not flush any pending
* commands, so you must flush the command stream and wait for the CP
* to go idle before calling this routine.
*/
static void radeon_do_cp_stop( drm_radeon_private_t *dev_priv )
{
RADEON_WRITE( RADEON_CP_CSQ_CNTL, RADEON_CSQ_PRIDIS_INDDIS );
dev_priv->cp_running = 0;
}
/* Reset the engine. This will stop the CP if it is running.
*/
static int radeon_do_engine_reset( drm_device_t *dev )
{
drm_radeon_private_t *dev_priv = dev->dev_private;
u32 clock_cntl_index, mclk_cntl, rbbm_soft_reset;
DRM_DEBUG( "%s\n", __FUNCTION__ );
radeon_do_pixcache_flush( dev_priv );
clock_cntl_index = RADEON_READ( RADEON_CLOCK_CNTL_INDEX );
mclk_cntl = RADEON_READ_PLL( dev, RADEON_MCLK_CNTL );
/* FIXME: remove magic number here and in radeon ddx driver!!! */
RADEON_WRITE_PLL( RADEON_MCLK_CNTL, mclk_cntl | 0x003f00000 );
rbbm_soft_reset = RADEON_READ( RADEON_RBBM_SOFT_RESET );
RADEON_WRITE( RADEON_RBBM_SOFT_RESET, ( rbbm_soft_reset |
RADEON_SOFT_RESET_CP |
RADEON_SOFT_RESET_HI |
RADEON_SOFT_RESET_SE |
RADEON_SOFT_RESET_RE |
RADEON_SOFT_RESET_PP |
RADEON_SOFT_RESET_E2 |
RADEON_SOFT_RESET_RB |
RADEON_SOFT_RESET_HDP ) );
RADEON_READ( RADEON_RBBM_SOFT_RESET );
RADEON_WRITE( RADEON_RBBM_SOFT_RESET, ( rbbm_soft_reset &
~( RADEON_SOFT_RESET_CP |
RADEON_SOFT_RESET_HI |
RADEON_SOFT_RESET_SE |
RADEON_SOFT_RESET_RE |
RADEON_SOFT_RESET_PP |
RADEON_SOFT_RESET_E2 |
RADEON_SOFT_RESET_RB |
RADEON_SOFT_RESET_HDP ) ) );
RADEON_READ( RADEON_RBBM_SOFT_RESET );
RADEON_WRITE_PLL( RADEON_MCLK_CNTL, mclk_cntl );
RADEON_WRITE( RADEON_CLOCK_CNTL_INDEX, clock_cntl_index );
RADEON_WRITE( RADEON_RBBM_SOFT_RESET, rbbm_soft_reset );
/* Reset the CP ring */
radeon_do_cp_reset( dev_priv );
/* The CP is no longer running after an engine reset */
dev_priv->cp_running = 0;
/* Reset any pending vertex, indirect buffers */
radeon_freelist_reset( dev );
return 0;
}
static void radeon_cp_init_ring_buffer( drm_device_t *dev )
{
drm_radeon_private_t *dev_priv = dev->dev_private;
u32 ring_start, cur_read_ptr;
u32 tmp;
/* Initialize the memory controller */
RADEON_WRITE( RADEON_MC_FB_LOCATION,
(dev_priv->agp_vm_start - 1) & 0xffff0000 );
RADEON_WRITE( RADEON_MC_AGP_LOCATION,
(((dev_priv->agp_vm_start - 1 +
dev_priv->agp_size) & 0xffff0000) |
(dev_priv->agp_vm_start >> 16)) );
ring_start = (dev_priv->cp_ring->offset
- dev->agp->base
+ dev_priv->agp_vm_start);
RADEON_WRITE( RADEON_CP_RB_BASE, ring_start );
/* Set the write pointer delay */
RADEON_WRITE( RADEON_CP_RB_WPTR_DELAY, 0 );
/* Initialize the ring buffer's read and write pointers */
cur_read_ptr = RADEON_READ( RADEON_CP_RB_RPTR );
RADEON_WRITE( RADEON_CP_RB_WPTR, cur_read_ptr );
*dev_priv->ring.head = cur_read_ptr;
dev_priv->ring.tail = cur_read_ptr;
RADEON_WRITE( RADEON_CP_RB_RPTR_ADDR, dev_priv->ring_rptr->offset );
/* Set ring buffer size */
RADEON_WRITE( RADEON_CP_RB_CNTL, dev_priv->ring.size_l2qw );
radeon_do_wait_for_idle( dev_priv );
/* Turn off PCI GART */
tmp = RADEON_READ( RADEON_AIC_CNTL ) & ~RADEON_PCIGART_TRANSLATE_EN;
RADEON_WRITE( RADEON_AIC_CNTL, tmp );
/* Turn on bus mastering */
tmp = RADEON_READ( RADEON_BUS_CNTL ) & ~RADEON_BUS_MASTER_DIS;
RADEON_WRITE( RADEON_BUS_CNTL, tmp );
/* Sync everything up */
RADEON_WRITE( RADEON_ISYNC_CNTL,
(RADEON_ISYNC_ANY2D_IDLE3D |
RADEON_ISYNC_ANY3D_IDLE2D |
RADEON_ISYNC_WAIT_IDLEGUI |
RADEON_ISYNC_CPSCRATCH_IDLEGUI) );
}
static int radeon_do_init_cp( drm_device_t *dev, drm_radeon_init_t *init )
{
drm_radeon_private_t *dev_priv;
int i;
dev_priv = drm_alloc( sizeof(drm_radeon_private_t), DRM_MEM_DRIVER );
if ( dev_priv == NULL )
return -ENOMEM;
dev->dev_private = (void *)dev_priv;
memset( dev_priv, 0, sizeof(drm_radeon_private_t) );
dev_priv->is_pci = init->is_pci;
/* We don't support PCI cards until PCI GART is implemented.
* Fail here so we can remove all checks for PCI cards around
* the CP ring code.
*/
if ( dev_priv->is_pci ) {
drm_free( dev_priv, sizeof(*dev_priv), DRM_MEM_DRIVER );
dev->dev_private = NULL;
return -EINVAL;
}
dev_priv->usec_timeout = init->usec_timeout;
if ( dev_priv->usec_timeout < 1 ||
dev_priv->usec_timeout > RADEON_MAX_USEC_TIMEOUT ) {
drm_free( dev_priv, sizeof(*dev_priv), DRM_MEM_DRIVER );
dev->dev_private = NULL;
return -EINVAL;
}
dev_priv->cp_mode = init->cp_mode;
/* Simple idle check.
*/
atomic_set( &dev_priv->idle_count, 0 );
/* We don't support anything other than bus-mastering ring mode,
* but the ring can be in either AGP or PCI space for the ring
* read pointer.
*/
if ( ( init->cp_mode != RADEON_CSQ_PRIBM_INDDIS ) &&
( init->cp_mode != RADEON_CSQ_PRIBM_INDBM ) ) {
drm_free( dev_priv, sizeof(*dev_priv), DRM_MEM_DRIVER );
dev->dev_private = NULL;
return -EINVAL;
}
switch ( init->fb_bpp ) {
case 16:
dev_priv->color_fmt = RADEON_COLOR_FORMAT_RGB565;
break;
case 32:
default:
dev_priv->color_fmt = RADEON_COLOR_FORMAT_ARGB8888;
break;
}
dev_priv->front_offset = init->front_offset;
dev_priv->front_pitch = init->front_pitch;
dev_priv->back_offset = init->back_offset;
dev_priv->back_pitch = init->back_pitch;
switch ( init->depth_bpp ) {
case 16:
dev_priv->depth_fmt = RADEON_DEPTH_FORMAT_16BIT_INT_Z;
break;
case 32:
default:
dev_priv->depth_fmt = RADEON_DEPTH_FORMAT_24BIT_INT_Z;
break;
}
dev_priv->depth_offset = init->depth_offset;
dev_priv->depth_pitch = init->depth_pitch;
dev_priv->front_pitch_offset = (((dev_priv->front_pitch/64) << 22) |
(dev_priv->front_offset >> 10));
dev_priv->back_pitch_offset = (((dev_priv->back_pitch/64) << 22) |
(dev_priv->back_offset >> 10));
dev_priv->depth_pitch_offset = (((dev_priv->depth_pitch/64) << 22) |
(dev_priv->depth_offset >> 10));
/* Hardware state for depth clears. Remove this if/when we no
* longer clear the depth buffer with a 3D rectangle. Hard-code
* all values to prevent unwanted 3D state from slipping through
* and screwing with the clear operation.
*/
dev_priv->depth_clear.rb3d_cntl = (RADEON_PLANE_MASK_ENABLE |
RADEON_Z_ENABLE |
(dev_priv->color_fmt << 10) |
RADEON_ZBLOCK16);
dev_priv->depth_clear.rb3d_zstencilcntl = (dev_priv->depth_fmt |
RADEON_Z_TEST_ALWAYS |
RADEON_STENCIL_TEST_ALWAYS |
RADEON_STENCIL_S_FAIL_KEEP |
RADEON_STENCIL_ZPASS_KEEP |
RADEON_STENCIL_ZFAIL_KEEP |
RADEON_Z_WRITE_ENABLE);
dev_priv->depth_clear.se_cntl = (RADEON_FFACE_CULL_CW |
RADEON_BFACE_SOLID |
RADEON_FFACE_SOLID |
RADEON_FLAT_SHADE_VTX_LAST |
RADEON_DIFFUSE_SHADE_FLAT |
RADEON_ALPHA_SHADE_FLAT |
RADEON_SPECULAR_SHADE_FLAT |
RADEON_FOG_SHADE_FLAT |
RADEON_VTX_PIX_CENTER_OGL |
RADEON_ROUND_MODE_TRUNC |
RADEON_ROUND_PREC_8TH_PIX);
/* FIXME: We want multiple shared areas, including one shared
* only by the X Server and kernel module.
*/
for ( i = 0 ; i < dev->map_count ; i++ ) {
if ( dev->maplist[i]->type == _DRM_SHM ) {
dev_priv->sarea = dev->maplist[i];
break;
}
}
DO_FIND_MAP( dev_priv->fb, init->fb_offset );
DO_FIND_MAP( dev_priv->mmio, init->mmio_offset );
DO_FIND_MAP( dev_priv->cp_ring, init->ring_offset );
DO_FIND_MAP( dev_priv->ring_rptr, init->ring_rptr_offset );
DO_FIND_MAP( dev_priv->buffers, init->buffers_offset );
if ( !dev_priv->is_pci ) {
DO_FIND_MAP( dev_priv->agp_textures,
init->agp_textures_offset );
}
dev_priv->sarea_priv =
(drm_radeon_sarea_t *)((u8 *)dev_priv->sarea->handle +
init->sarea_priv_offset);
DO_IOREMAP( dev_priv->cp_ring );
DO_IOREMAP( dev_priv->ring_rptr );
DO_IOREMAP( dev_priv->buffers );
#if 0
if ( !dev_priv->is_pci ) {
DO_IOREMAP( dev_priv->agp_textures );
}
#endif
dev_priv->agp_size = init->agp_size;
dev_priv->agp_vm_start = RADEON_READ( RADEON_CONFIG_APER_SIZE );
dev_priv->agp_buffers_offset = (dev_priv->buffers->offset
- dev->agp->base
+ dev_priv->agp_vm_start);
dev_priv->ring.head = ((__volatile__ u32 *)
dev_priv->ring_rptr->handle);
dev_priv->ring.start = (u32 *)dev_priv->cp_ring->handle;
dev_priv->ring.end = ((u32 *)dev_priv->cp_ring->handle
+ init->ring_size / sizeof(u32));
dev_priv->ring.size = init->ring_size;
dev_priv->ring.size_l2qw = drm_order( init->ring_size / 8 );
dev_priv->ring.tail_mask =
(dev_priv->ring.size / sizeof(u32)) - 1;
#if 0
/* Initialize the scratch register pointer. This will cause
* the scratch register values to be written out to memory
* whenever they are updated.
* FIXME: This doesn't quite work yet, so we're disabling it
* for the release.
*/
RADEON_WRITE( RADEON_SCRATCH_ADDR, (dev_priv->ring_rptr->offset +
RADEON_SCRATCH_REG_OFFSET) );
RADEON_WRITE( RADEON_SCRATCH_UMSK, 0x7 );
#endif
dev_priv->scratch = ((__volatile__ u32 *)
dev_priv->ring_rptr->handle +
(RADEON_SCRATCH_REG_OFFSET / sizeof(u32)));
dev_priv->sarea_priv->last_frame = 0;
RADEON_WRITE( RADEON_LAST_FRAME_REG,
dev_priv->sarea_priv->last_frame );
dev_priv->sarea_priv->last_dispatch = 0;
RADEON_WRITE( RADEON_LAST_DISPATCH_REG,
dev_priv->sarea_priv->last_dispatch );
dev_priv->sarea_priv->last_clear = 0;
RADEON_WRITE( RADEON_LAST_CLEAR_REG,
dev_priv->sarea_priv->last_clear );
radeon_cp_load_microcode( dev_priv );
radeon_cp_init_ring_buffer( dev );
radeon_do_engine_reset( dev );
#if ROTATE_BUFS
dev_priv->last_buf = 0;
#endif
return 0;
}
static int radeon_do_cleanup_cp( drm_device_t *dev )
{
if ( dev->dev_private ) {
drm_radeon_private_t *dev_priv = dev->dev_private;
DO_IOREMAPFREE( dev_priv->cp_ring );
DO_IOREMAPFREE( dev_priv->ring_rptr );
DO_IOREMAPFREE( dev_priv->buffers );
#if 0
if ( !dev_priv->is_pci ) {
DO_IOREMAPFREE( dev_priv->agp_textures );
}
#endif
drm_free( dev->dev_private, sizeof(drm_radeon_private_t),
DRM_MEM_DRIVER );
dev->dev_private = NULL;
}
return 0;
}
int radeon_cp_init( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg )
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
drm_radeon_init_t init;
if ( copy_from_user( &init, (drm_radeon_init_t *)arg, sizeof(init) ) )
return -EFAULT;
switch ( init.func ) {
case RADEON_INIT_CP:
return radeon_do_init_cp( dev, &init );
case RADEON_CLEANUP_CP:
return radeon_do_cleanup_cp( dev );
}
return -EINVAL;
}
int radeon_cp_start( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg )
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
drm_radeon_private_t *dev_priv = dev->dev_private;
DRM_DEBUG( "%s\n", __FUNCTION__ );
if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) ||
dev->lock.pid != current->pid ) {
DRM_ERROR( "%s called without lock held\n", __FUNCTION__ );
return -EINVAL;
}
if ( dev_priv->cp_running ) {
DRM_DEBUG( "%s while CP running\n", __FUNCTION__ );
return 0;
}
if ( dev_priv->cp_mode == RADEON_CSQ_PRIDIS_INDDIS ) {
DRM_DEBUG( "%s called with bogus CP mode (%d)\n",
__FUNCTION__, dev_priv->cp_mode );
return 0;
}
radeon_do_cp_start( dev_priv );
return 0;
}
/* Stop the CP. The engine must have been idled before calling this
* routine.
*/
int radeon_cp_stop( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg )
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
drm_radeon_private_t *dev_priv = dev->dev_private;
drm_radeon_cp_stop_t stop;
int ret;
DRM_DEBUG( "%s\n", __FUNCTION__ );
if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) ||
dev->lock.pid != current->pid ) {
DRM_ERROR( "%s called without lock held\n", __FUNCTION__ );
return -EINVAL;
}
if ( copy_from_user( &stop, (drm_radeon_init_t *)arg, sizeof(stop) ) )
return -EFAULT;
/* Flush any pending CP commands. This ensures any outstanding
* commands are exectuted by the engine before we turn it off.
*/
if ( stop.flush ) {
radeon_do_cp_flush( dev_priv );
}
/* If we fail to make the engine go idle, we return an error
* code so that the DRM ioctl wrapper can try again.
*/
if ( stop.idle ) {
ret = radeon_do_cp_idle( dev_priv );
if ( ret < 0 ) return ret;
}
/* Finally, we can turn off the CP. If the engine isn't idle,
* we will get some dropped triangles as they won't be fully
* rendered before the CP is shut down.
*/
radeon_do_cp_stop( dev_priv );
/* Reset the engine */
radeon_do_engine_reset( dev );
return 0;
}
/* Just reset the CP ring. Called as part of an X Server engine reset.
*/
int radeon_cp_reset( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg )
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
drm_radeon_private_t *dev_priv = dev->dev_private;
DRM_DEBUG( "%s\n", __FUNCTION__ );
if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) ||
dev->lock.pid != current->pid ) {
DRM_ERROR( "%s called without lock held\n", __FUNCTION__ );
return -EINVAL;
}
if ( !dev_priv ) {
DRM_DEBUG( "%s called before init done\n", __FUNCTION__ );
return -EINVAL;
}
radeon_do_cp_reset( dev_priv );
/* The CP is no longer running after an engine reset */
dev_priv->cp_running = 0;
return 0;
}
int radeon_cp_idle( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg )
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
drm_radeon_private_t *dev_priv = dev->dev_private;
DRM_DEBUG( "%s\n", __FUNCTION__ );
if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) ||
dev->lock.pid != current->pid ) {
DRM_ERROR( "%s called without lock held\n", __FUNCTION__ );
return -EINVAL;
}
return radeon_do_cp_idle( dev_priv );
}
int radeon_engine_reset( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg )
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
DRM_DEBUG( "%s\n", __FUNCTION__ );
if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) ||
dev->lock.pid != current->pid ) {
DRM_ERROR( "%s called without lock held\n", __FUNCTION__ );
return -EINVAL;
}
return radeon_do_engine_reset( dev );
}
/* ================================================================
* Fullscreen mode
*/
static int radeon_do_init_pageflip( drm_device_t *dev )
{
drm_radeon_private_t *dev_priv = dev->dev_private;
DRM_DEBUG( "%s\n", __FUNCTION__ );
dev_priv->crtc_offset = RADEON_READ( RADEON_CRTC_OFFSET );
dev_priv->crtc_offset_cntl = RADEON_READ( RADEON_CRTC_OFFSET_CNTL );
RADEON_WRITE( RADEON_CRTC_OFFSET, dev_priv->front_offset );
RADEON_WRITE( RADEON_CRTC_OFFSET_CNTL,
dev_priv->crtc_offset_cntl |
RADEON_CRTC_OFFSET_FLIP_CNTL );
dev_priv->page_flipping = 1;
dev_priv->current_page = 0;
return 0;
}
int radeon_do_cleanup_pageflip( drm_device_t *dev )
{
drm_radeon_private_t *dev_priv = dev->dev_private;
DRM_DEBUG( "%s\n", __FUNCTION__ );
RADEON_WRITE( RADEON_CRTC_OFFSET, dev_priv->crtc_offset );
RADEON_WRITE( RADEON_CRTC_OFFSET_CNTL, dev_priv->crtc_offset_cntl );
dev_priv->page_flipping = 0;
dev_priv->current_page = 0;
return 0;
}
int radeon_fullscreen( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg )
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
drm_radeon_fullscreen_t fs;
if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) ||
dev->lock.pid != current->pid ) {
DRM_ERROR( "%s called without lock held\n", __FUNCTION__ );
return -EINVAL;
}
if ( copy_from_user( &fs, (drm_radeon_fullscreen_t *)arg,
sizeof(fs) ) )
return -EFAULT;
switch ( fs.func ) {
case RADEON_INIT_FULLSCREEN:
return radeon_do_init_pageflip( dev );
case RADEON_CLEANUP_FULLSCREEN:
return radeon_do_cleanup_pageflip( dev );
}
return -EINVAL;
}
/* ================================================================
* Freelist management
*/
#define RADEON_BUFFER_USED 0xffffffff
#define RADEON_BUFFER_FREE 0
#if 0
static int radeon_freelist_init( drm_device_t *dev )
{
drm_device_dma_t *dma = dev->dma;
drm_radeon_private_t *dev_priv = dev->dev_private;
drm_buf_t *buf;
drm_radeon_buf_priv_t *buf_priv;
drm_radeon_freelist_t *entry;
int i;
dev_priv->head = drm_alloc( sizeof(drm_radeon_freelist_t),
DRM_MEM_DRIVER );
if ( dev_priv->head == NULL )
return -ENOMEM;
memset( dev_priv->head, 0, sizeof(drm_radeon_freelist_t) );
dev_priv->head->age = RADEON_BUFFER_USED;
for ( i = 0 ; i < dma->buf_count ; i++ ) {
buf = dma->buflist[i];
buf_priv = buf->dev_private;
entry = drm_alloc( sizeof(drm_radeon_freelist_t),
DRM_MEM_DRIVER );
if ( !entry ) return -ENOMEM;
entry->age = RADEON_BUFFER_FREE;
entry->buf = buf;
entry->prev = dev_priv->head;
entry->next = dev_priv->head->next;
if ( !entry->next )
dev_priv->tail = entry;
buf_priv->discard = 0;
buf_priv->dispatched = 0;
buf_priv->list_entry = entry;
dev_priv->head->next = entry;
if ( dev_priv->head->next )
dev_priv->head->next->prev = entry;
}
return 0;
}
#endif
drm_buf_t *radeon_freelist_get( drm_device_t *dev )
{
drm_device_dma_t *dma = dev->dma;
drm_radeon_private_t *dev_priv = dev->dev_private;
drm_radeon_buf_priv_t *buf_priv;
drm_buf_t *buf;
int i, t;
#if ROTATE_BUFS
int start;
#endif
/* FIXME: Optimize -- use freelist code */
for ( i = 0 ; i < dma->buf_count ; i++ ) {
buf = dma->buflist[i];
buf_priv = buf->dev_private;
if ( buf->pid == 0 ) {
DRM_DEBUG( " ret buf=%d last=%d pid=0\n",
buf->idx, dev_priv->last_buf );
return buf;
}
DRM_DEBUG( " skipping buf=%d pid=%d\n",
buf->idx, buf->pid );
}
#if ROTATE_BUFS
if ( ++dev_priv->last_buf >= dma->buf_count )
dev_priv->last_buf = 0;
start = dev_priv->last_buf;
#endif
for ( t = 0 ; t < dev_priv->usec_timeout ; t++ ) {
#if 0
/* FIXME: Disable this for now */
u32 done_age = dev_priv->scratch[RADEON_LAST_DISPATCH];
#else
u32 done_age = RADEON_READ( RADEON_LAST_DISPATCH_REG );
#endif
#if ROTATE_BUFS
for ( i = start ; i < dma->buf_count ; i++ ) {
#else
for ( i = 0 ; i < dma->buf_count ; i++ ) {
#endif
buf = dma->buflist[i];
buf_priv = buf->dev_private;
if ( buf->pending && buf_priv->age <= done_age ) {
/* The buffer has been processed, so it
* can now be used.
*/
buf->pending = 0;
DRM_DEBUG( " ret buf=%d last=%d age=%d done=%d\n", buf->idx, dev_priv->last_buf, buf_priv->age, done_age );
return buf;
}
DRM_DEBUG( " skipping buf=%d age=%d done=%d\n",
buf->idx, buf_priv->age,
done_age );
#if ROTATE_BUFS
start = 0;
#endif
}
udelay( 1 );
}
DRM_ERROR( "returning NULL!\n" );
return NULL;
}
void radeon_freelist_reset( drm_device_t *dev )
{
drm_device_dma_t *dma = dev->dma;
#if ROTATE_BUFS
drm_radeon_private_t *dev_priv = dev->dev_private;
#endif
int i;
#if ROTATE_BUFS
dev_priv->last_buf = 0;
#endif
for ( i = 0 ; i < dma->buf_count ; i++ ) {
drm_buf_t *buf = dma->buflist[i];
drm_radeon_buf_priv_t *buf_priv = buf->dev_private;
buf_priv->age = 0;
}
}
/* ================================================================
* CP command submission
*/
int radeon_wait_ring( drm_radeon_private_t *dev_priv, int n )
{
drm_radeon_ring_buffer_t *ring = &dev_priv->ring;
int i;
for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) {
ring->space = *ring->head - ring->tail;
if ( ring->space <= 0 )
ring->space += ring->size;
if ( ring->space >= n )
return 0;
udelay( 1 );
}
/* FIXME: This return value is ignored in the BEGIN_RING macro! */
DRM_ERROR( "failed!\n" );
return -EBUSY;
}
void radeon_update_ring_snapshot( drm_radeon_private_t *dev_priv )
{
drm_radeon_ring_buffer_t *ring = &dev_priv->ring;
ring->space = *ring->head - ring->tail;
if ( ring->space == 0 )
atomic_inc( &dev_priv->idle_count );
if ( ring->space <= 0 )
ring->space += ring->size;
}
static int radeon_cp_get_buffers( drm_device_t *dev, drm_dma_t *d )
{
int i;
drm_buf_t *buf;
for ( i = d->granted_count ; i < d->request_count ; i++ ) {
buf = radeon_freelist_get( dev );
if ( !buf ) return -EAGAIN;
buf->pid = current->pid;
if ( copy_to_user( &d->request_indices[i], &buf->idx,
sizeof(buf->idx) ) )
return -EFAULT;
if ( copy_to_user( &d->request_sizes[i], &buf->total,
sizeof(buf->total) ) )
return -EFAULT;
d->granted_count++;
}
return 0;
}
int radeon_cp_buffers( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg )
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
drm_device_dma_t *dma = dev->dma;
int ret = 0;
drm_dma_t d;
if ( copy_from_user( &d, (drm_dma_t *) arg, sizeof(d) ) )
return -EFAULT;
if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) ||
dev->lock.pid != current->pid ) {
DRM_ERROR( "%s called without lock held\n", __FUNCTION__ );
return -EINVAL;
}
/* Please don't send us buffers.
*/
if ( d.send_count != 0 ) {
DRM_ERROR( "Process %d trying to send %d buffers via drmDMA\n",
current->pid, d.send_count );
return -EINVAL;
}
/* We'll send you buffers.
*/
if ( d.request_count < 0 || d.request_count > dma->buf_count ) {
DRM_ERROR( "Process %d trying to get %d buffers (of %d max)\n",
current->pid, d.request_count, dma->buf_count );
return -EINVAL;
}
d.granted_count = 0;
if ( d.request_count ) {
ret = radeon_cp_get_buffers( dev, &d );
}
if ( copy_to_user( (drm_dma_t *) arg, &d, sizeof(d) ) )
return -EFAULT;
return ret;
}
drivers/char/drm/radeon_drm.h 0 → 100644
View file @ 6805de5d
/* radeon_drm.h -- Public header for the radeon driver -*- linux-c -*-
*
* Copyright 2000 Precision Insight, Inc., Cedar Park, Texas.
* Copyright 2000 VA Linux Systems, Inc., Fremont, California.
* All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
* Authors:
* Kevin E. Martin <martin@valinux.com>
* Gareth Hughes <gareth@valinux.com>
*
*/
#ifndef __RADEON_DRM_H__
#define __RADEON_DRM_H__
/* WARNING: If you change any of these defines, make sure to change the
* defines in the X server file (radeon_sarea.h)
*/
#ifndef __RADEON_SAREA_DEFINES__
#define __RADEON_SAREA_DEFINES__
/* What needs to be changed for the current vertex buffer?
*/
#define RADEON_UPLOAD_CONTEXT 0x00000001
#define RADEON_UPLOAD_VERTFMT 0x00000002
#define RADEON_UPLOAD_LINE 0x00000004
#define RADEON_UPLOAD_BUMPMAP 0x00000008
#define RADEON_UPLOAD_MASKS 0x00000010
#define RADEON_UPLOAD_VIEWPORT 0x00000020
#define RADEON_UPLOAD_SETUP 0x00000040
#define RADEON_UPLOAD_TCL 0x00000080
#define RADEON_UPLOAD_MISC 0x00000100
#define RADEON_UPLOAD_TEX0 0x00000200
#define RADEON_UPLOAD_TEX1 0x00000400
#define RADEON_UPLOAD_TEX2 0x00000800
#define RADEON_UPLOAD_TEX0IMAGES 0x00001000
#define RADEON_UPLOAD_TEX1IMAGES 0x00002000
#define RADEON_UPLOAD_TEX2IMAGES 0x00004000
#define RADEON_UPLOAD_CLIPRECTS 0x00008000 /* handled client-side */
#define RADEON_REQUIRE_QUIESCENCE 0x00010000
#define RADEON_UPLOAD_ALL 0x0001ffff
#define RADEON_FRONT 0x1
#define RADEON_BACK 0x2
#define RADEON_DEPTH 0x4
/* Primitive types
*/
#define RADEON_POINTS 0x1
#define RADEON_LINES 0x2
#define RADEON_LINE_STRIP 0x3
#define RADEON_TRIANGLES 0x4
#define RADEON_TRIANGLE_FAN 0x5
#define RADEON_TRIANGLE_STRIP 0x6
/* Vertex/indirect buffer size
*/
#define RADEON_BUFFER_SIZE 16384
/* Byte offsets for indirect buffer data
*/
#define RADEON_INDEX_PRIM_OFFSET 20
#define RADEON_HOSTDATA_BLIT_OFFSET 32
#define RADEON_SCRATCH_REG_OFFSET 32
/* Keep these small for testing
*/
#define RADEON_NR_SAREA_CLIPRECTS 12
/* There are 2 heaps (local/AGP). Each region within a heap is a
* minimum of 64k, and there are at most 64 of them per heap.
*/
#define RADEON_LOCAL_TEX_HEAP 0
#define RADEON_AGP_TEX_HEAP 1
#define RADEON_NR_TEX_HEAPS 2
#define RADEON_NR_TEX_REGIONS 64
#define RADEON_LOG_TEX_GRANULARITY 16
#define RADEON_MAX_TEXTURE_LEVELS 11
#define RADEON_MAX_TEXTURE_UNITS 3
#endif /* __RADEON_SAREA_DEFINES__ */
typedef struct {
unsigned int red;
unsigned int green;
unsigned int blue;
unsigned int alpha;
} radeon_color_regs_t;
typedef struct {
/* Context state */
unsigned int pp_misc; /* 0x1c14 */
unsigned int pp_fog_color;
unsigned int re_solid_color;
unsigned int rb3d_blendcntl;
unsigned int rb3d_depthoffset;
unsigned int rb3d_depthpitch;
unsigned int rb3d_zstencilcntl;
unsigned int pp_cntl; /* 0x1c38 */
unsigned int rb3d_cntl;
unsigned int rb3d_coloroffset;
unsigned int re_width_height;
unsigned int rb3d_colorpitch;
unsigned int se_cntl;
/* Vertex format state */
unsigned int se_coord_fmt; /* 0x1c50 */
/* Line state */
unsigned int re_line_pattern; /* 0x1cd0 */
unsigned int re_line_state;
unsigned int se_line_width; /* 0x1db8 */
/* Bumpmap state */
unsigned int pp_lum_matrix; /* 0x1d00 */
unsigned int pp_rot_matrix_0; /* 0x1d58 */
unsigned int pp_rot_matrix_1;
/* Mask state */
unsigned int rb3d_stencilrefmask; /* 0x1d7c */
unsigned int rb3d_ropcntl;
unsigned int rb3d_planemask;
/* Viewport state */
unsigned int se_vport_xscale; /* 0x1d98 */
unsigned int se_vport_xoffset;
unsigned int se_vport_yscale;
unsigned int se_vport_yoffset;
unsigned int se_vport_zscale;
unsigned int se_vport_zoffset;
/* Setup state */
unsigned int se_cntl_status; /* 0x2140 */
#ifdef TCL_ENABLE
/* TCL state */
radeon_color_regs_t se_tcl_material_emmissive; /* 0x2210 */
radeon_color_regs_t se_tcl_material_ambient;
radeon_color_regs_t se_tcl_material_diffuse;
radeon_color_regs_t se_tcl_material_specular;
unsigned int se_tcl_shininess;
unsigned int se_tcl_output_vtx_fmt;
unsigned int se_tcl_output_vtx_sel;
unsigned int se_tcl_matrix_select_0;
unsigned int se_tcl_matrix_select_1;
unsigned int se_tcl_ucp_vert_blend_ctl;
unsigned int se_tcl_texture_proc_ctl;
unsigned int se_tcl_light_model_ctl;
unsigned int se_tcl_per_light_ctl[4];
#endif
/* Misc state */
unsigned int re_top_left; /* 0x26c0 */
unsigned int re_misc;
} drm_radeon_context_regs_t;
/* Setup registers for each texture unit
*/
typedef struct {
unsigned int pp_txfilter;
unsigned int pp_txformat;
unsigned int pp_txoffset;
unsigned int pp_txcblend;
unsigned int pp_txablend;
unsigned int pp_tfactor;
unsigned int pp_border_color;
#ifdef CUBIC_ENABLE
unsigned int pp_cubic_faces;
unsigned int pp_cubic_offset[5];
#endif
} drm_radeon_texture_regs_t;
typedef struct {
unsigned char next, prev;
unsigned char in_use;
int age;
} drm_radeon_tex_region_t;
typedef struct {
/* The channel for communication of state information to the kernel
* on firing a vertex buffer.
*/
drm_radeon_context_regs_t context_state;
drm_radeon_texture_regs_t tex_state[RADEON_MAX_TEXTURE_UNITS];
unsigned int dirty;
unsigned int vertsize;
unsigned int vc_format;
/* The current cliprects, or a subset thereof.
*/
drm_clip_rect_t boxes[RADEON_NR_SAREA_CLIPRECTS];
unsigned int nbox;
/* Counters for client-side throttling of rendering clients.
*/
unsigned int last_frame;
unsigned int last_dispatch;
unsigned int last_clear;
drm_radeon_tex_region_t tex_list[RADEON_NR_TEX_HEAPS][RADEON_NR_TEX_REGIONS+1];
int tex_age[RADEON_NR_TEX_HEAPS];
int ctx_owner;
} drm_radeon_sarea_t;
/* WARNING: If you change any of these defines, make sure to change the
* defines in the Xserver file (xf86drmRadeon.h)
*/
typedef struct drm_radeon_init {
enum {
RADEON_INIT_CP = 0x01,
RADEON_CLEANUP_CP = 0x02
} func;
int sarea_priv_offset;
int is_pci;
int cp_mode;
int agp_size;
int ring_size;
int usec_timeout;
unsigned int fb_bpp;
unsigned int front_offset, front_pitch;
unsigned int back_offset, back_pitch;
unsigned int depth_bpp;
unsigned int depth_offset, depth_pitch;
unsigned int fb_offset;
unsigned int mmio_offset;
unsigned int ring_offset;
unsigned int ring_rptr_offset;
unsigned int buffers_offset;
unsigned int agp_textures_offset;
} drm_radeon_init_t;
typedef struct drm_radeon_cp_stop {
int flush;
int idle;
} drm_radeon_cp_stop_t;
typedef struct drm_radeon_fullscreen {
enum {
RADEON_INIT_FULLSCREEN = 0x01,
RADEON_CLEANUP_FULLSCREEN = 0x02
} func;
} drm_radeon_fullscreen_t;
#define CLEAR_X1 0
#define CLEAR_Y1 1
#define CLEAR_X2 2
#define CLEAR_Y2 3
#define CLEAR_DEPTH 4
typedef struct drm_radeon_clear {
unsigned int flags;
int x, y, w, h;
unsigned int clear_color;
unsigned int clear_depth;
union {
float f[5];
unsigned int ui[5];
} rect;
} drm_radeon_clear_t;
typedef struct drm_radeon_vertex {
int prim;
int idx; /* Index of vertex buffer */
int count; /* Number of vertices in buffer */
int discard; /* Client finished with buffer? */
} drm_radeon_vertex_t;
typedef struct drm_radeon_indices {
int prim;
int idx;
int start;
int end;
int discard; /* Client finished with buffer? */
} drm_radeon_indices_t;
typedef struct drm_radeon_blit {
int idx;
int pitch;
int offset;
int format;
unsigned short x, y;
unsigned short width, height;
} drm_radeon_blit_t;
typedef struct drm_radeon_stipple {
unsigned int *mask;
} drm_radeon_stipple_t;
typedef struct drm_radeon_indirect {
int idx;
int start;
int end;
int discard;
} drm_radeon_indirect_t;
#endif
drivers/char/drm/radeon_drv.c 0 → 100644
View file @ 6805de5d
/* radeon_drv.c -- ATI Radeon driver -*- linux-c -*-
*
* Copyright 1999, 2000 Precision Insight, Inc., Cedar Park, Texas.
* Copyright 2000 VA Linux Systems, Inc., Fremont, California.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
* Authors: Kevin E. Martin <martin@valinux.com>
* Rickard E. (Rik) Faith <faith@valinux.com>
*
*/
#include <linux/config.h>
#include "drmP.h"
#include "radeon_drv.h"
#define RADEON_NAME "radeon"
#define RADEON_DESC "ATI Radeon"
#define RADEON_DATE "20010105"
#define RADEON_MAJOR 1
#define RADEON_MINOR 0
#define RADEON_PATCHLEVEL 0
static drm_device_t radeon_device;
drm_ctx_t radeon_res_ctx;
static struct file_operations radeon_fops = {
#if LINUX_VERSION_CODE >= 0x020400
/* This started being used during 2.4.0-test */
owner: THIS_MODULE,
#endif
open: radeon_open,
flush: drm_flush,
release: radeon_release,
ioctl: radeon_ioctl,
mmap: drm_mmap,
read: drm_read,
fasync: drm_fasync,
poll: drm_poll,
};
static struct miscdevice radeon_misc = {
minor: MISC_DYNAMIC_MINOR,
name: RADEON_NAME,
fops: &radeon_fops,
};
static drm_ioctl_desc_t radeon_ioctls[] = {
[DRM_IOCTL_NR(DRM_IOCTL_VERSION)] = { radeon_version, 0, 0 },
[DRM_IOCTL_NR(DRM_IOCTL_GET_UNIQUE)] = { drm_getunique, 0, 0 },
[DRM_IOCTL_NR(DRM_IOCTL_GET_MAGIC)] = { drm_getmagic, 0, 0 },
[DRM_IOCTL_NR(DRM_IOCTL_IRQ_BUSID)] = { drm_irq_busid, 0, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_SET_UNIQUE)] = { drm_setunique, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_BLOCK)] = { drm_block, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_UNBLOCK)] = { drm_unblock, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_AUTH_MAGIC)] = { drm_authmagic, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_ADD_MAP)] = { drm_addmap, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_ADD_BUFS)] = { radeon_addbufs, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_MARK_BUFS)] = { drm_markbufs, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_INFO_BUFS)] = { drm_infobufs, 1, 0 },
[DRM_IOCTL_NR(DRM_IOCTL_MAP_BUFS)] = { radeon_mapbufs, 1, 0 },
[DRM_IOCTL_NR(DRM_IOCTL_FREE_BUFS)] = { drm_freebufs, 1, 0 },
[DRM_IOCTL_NR(DRM_IOCTL_ADD_CTX)] = { radeon_addctx, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_RM_CTX)] = { radeon_rmctx, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_MOD_CTX)] = { radeon_modctx, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_GET_CTX)] = { radeon_getctx, 1, 0 },
[DRM_IOCTL_NR(DRM_IOCTL_SWITCH_CTX)] = { radeon_switchctx, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_NEW_CTX)] = { radeon_newctx, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_RES_CTX)] = { radeon_resctx, 1, 0 },
[DRM_IOCTL_NR(DRM_IOCTL_ADD_DRAW)] = { drm_adddraw, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_RM_DRAW)] = { drm_rmdraw, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_DMA)] = { radeon_cp_buffers, 1, 0 },
[DRM_IOCTL_NR(DRM_IOCTL_LOCK)] = { radeon_lock, 1, 0 },
[DRM_IOCTL_NR(DRM_IOCTL_UNLOCK)] = { radeon_unlock, 1, 0 },
[DRM_IOCTL_NR(DRM_IOCTL_FINISH)] = { drm_finish, 1, 0 },
#if defined(CONFIG_AGP) || defined(CONFIG_AGP_MODULE)
[DRM_IOCTL_NR(DRM_IOCTL_AGP_ACQUIRE)] = { drm_agp_acquire, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_AGP_RELEASE)] = { drm_agp_release, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_AGP_ENABLE)] = { drm_agp_enable, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_AGP_INFO)] = { drm_agp_info, 1, 0 },
[DRM_IOCTL_NR(DRM_IOCTL_AGP_ALLOC)] = { drm_agp_alloc, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_AGP_FREE)] = { drm_agp_free, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_AGP_BIND)] = { drm_agp_bind, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_AGP_UNBIND)] = { drm_agp_unbind, 1, 1 },
#endif
[DRM_IOCTL_NR(DRM_IOCTL_RADEON_CP_INIT)] = { radeon_cp_init, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_RADEON_CP_START)] = { radeon_cp_start, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_RADEON_CP_STOP)] = { radeon_cp_stop, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_RADEON_CP_RESET)] = { radeon_cp_reset, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_RADEON_CP_IDLE)] = { radeon_cp_idle, 1, 0 },
[DRM_IOCTL_NR(DRM_IOCTL_RADEON_RESET)] = { radeon_engine_reset, 1, 0 },
[DRM_IOCTL_NR(DRM_IOCTL_RADEON_FULLSCREEN)] = { radeon_fullscreen, 1, 0 },
[DRM_IOCTL_NR(DRM_IOCTL_RADEON_SWAP)] = { radeon_cp_swap, 1, 0 },
[DRM_IOCTL_NR(DRM_IOCTL_RADEON_CLEAR)] = { radeon_cp_clear, 1, 0 },
[DRM_IOCTL_NR(DRM_IOCTL_RADEON_VERTEX)] = { radeon_cp_vertex, 1, 0 },
[DRM_IOCTL_NR(DRM_IOCTL_RADEON_INDICES)] = { radeon_cp_indices, 1, 0 },
[DRM_IOCTL_NR(DRM_IOCTL_RADEON_BLIT)] = { radeon_cp_blit, 1, 0 },
[DRM_IOCTL_NR(DRM_IOCTL_RADEON_STIPPLE)] = { radeon_cp_stipple, 1, 0 },
[DRM_IOCTL_NR(DRM_IOCTL_RADEON_INDIRECT)]= { radeon_cp_indirect,1, 1 },
};
#define RADEON_IOCTL_COUNT DRM_ARRAY_SIZE(radeon_ioctls)
#ifdef MODULE
static char *radeon = NULL;
#endif
MODULE_AUTHOR("VA Linux Systems, Inc.");
MODULE_DESCRIPTION("radeon");
MODULE_PARM(radeon, "s");
#ifndef MODULE
/* radeon_options is called by the kernel to parse command-line options
* passed via the boot-loader (e.g., LILO). It calls the insmod option
* routine, drm_parse_drm.
*/
static int __init radeon_options(char *str)
{
drm_parse_options(str);
return 1;
}
__setup("radeon=", radeon_options);
#endif
static int radeon_setup(drm_device_t *dev)
{
int i;
atomic_set(&dev->ioctl_count, 0);
atomic_set(&dev->vma_count, 0);
dev->buf_use = 0;
atomic_set(&dev->buf_alloc, 0);
drm_dma_setup(dev);
atomic_set(&dev->total_open, 0);
atomic_set(&dev->total_close, 0);
atomic_set(&dev->total_ioctl, 0);
atomic_set(&dev->total_irq, 0);
atomic_set(&dev->total_ctx, 0);
atomic_set(&dev->total_locks, 0);
atomic_set(&dev->total_unlocks, 0);
atomic_set(&dev->total_contends, 0);
atomic_set(&dev->total_sleeps, 0);
for (i = 0; i < DRM_HASH_SIZE; i++) {
dev->magiclist[i].head = NULL;
dev->magiclist[i].tail = NULL;
}
dev->maplist = NULL;
dev->map_count = 0;
dev->vmalist = NULL;
dev->lock.hw_lock = NULL;
init_waitqueue_head(&dev->lock.lock_queue);
dev->queue_count = 0;
dev->queue_reserved = 0;
dev->queue_slots = 0;
dev->queuelist = NULL;
dev->irq = 0;
dev->context_flag = 0;
dev->interrupt_flag = 0;
dev->dma_flag = 0;
dev->last_context = 0;
dev->last_switch = 0;
dev->last_checked = 0;
init_timer(&dev->timer);
init_waitqueue_head(&dev->context_wait);
dev->ctx_start = 0;
dev->lck_start = 0;
dev->buf_rp = dev->buf;
dev->buf_wp = dev->buf;
dev->buf_end = dev->buf + DRM_BSZ;
dev->buf_async = NULL;
init_waitqueue_head(&dev->buf_readers);
init_waitqueue_head(&dev->buf_writers);
radeon_res_ctx.handle = -1;
DRM_DEBUG("\n");
/* The kernel's context could be created here, but is now created
in drm_dma_enqueue. This is more resource-efficient for
hardware that does not do DMA, but may mean that
drm_select_queue fails between the time the interrupt is
initialized and the time the queues are initialized. */
return 0;
}
static int radeon_takedown(drm_device_t *dev)
{
int i;
drm_magic_entry_t *pt, *next;
drm_map_t *map;
drm_vma_entry_t *vma, *vma_next;
DRM_DEBUG("\n");
down(&dev->struct_sem);
del_timer(&dev->timer);
if (dev->devname) {
drm_free(dev->devname, strlen(dev->devname)+1, DRM_MEM_DRIVER);
dev->devname = NULL;
}
if (dev->unique) {
drm_free(dev->unique, strlen(dev->unique)+1, DRM_MEM_DRIVER);
dev->unique = NULL;
dev->unique_len = 0;
}
/* Clear pid list */
for (i = 0; i < DRM_HASH_SIZE; i++) {
for (pt = dev->magiclist[i].head; pt; pt = next) {
next = pt->next;
drm_free(pt, sizeof(*pt), DRM_MEM_MAGIC);
}
dev->magiclist[i].head = dev->magiclist[i].tail = NULL;
}
#if defined(CONFIG_AGP) || defined(CONFIG_AGP_MODULE)
/* Clear AGP information */
if (dev->agp) {
drm_agp_mem_t *entry;
drm_agp_mem_t *nexte;
/* Remove AGP resources, but leave dev->agp
intact until radeon_cleanup is called. */
for (entry = dev->agp->memory; entry; entry = nexte) {
nexte = entry->next;
if (entry->bound) drm_unbind_agp(entry->memory);
drm_free_agp(entry->memory, entry->pages);
drm_free(entry, sizeof(*entry), DRM_MEM_AGPLISTS);
}
dev->agp->memory = NULL;
if (dev->agp->acquired) _drm_agp_release();
dev->agp->acquired = 0;
dev->agp->enabled = 0;
}
#endif
/* Clear vma list (only built for debugging) */
if (dev->vmalist) {
for (vma = dev->vmalist; vma; vma = vma_next) {
vma_next = vma->next;
drm_free(vma, sizeof(*vma), DRM_MEM_VMAS);
}
dev->vmalist = NULL;
}
/* Clear map area and mtrr information */
if (dev->maplist) {
for (i = 0; i < dev->map_count; i++) {
map = dev->maplist[i];
switch (map->type) {
case _DRM_REGISTERS:
case _DRM_FRAME_BUFFER:
#ifdef CONFIG_MTRR
if (map->mtrr >= 0) {
int retcode;
retcode = mtrr_del(map->mtrr,
map->offset,
map->size);
DRM_DEBUG("mtrr_del = %d\n", retcode);
}
#endif
drm_ioremapfree(map->handle, map->size);
break;
case _DRM_SHM:
drm_free_pages((unsigned long)map->handle,
drm_order(map->size)
- PAGE_SHIFT,
DRM_MEM_SAREA);
break;
case _DRM_AGP:
/* Do nothing here, because this is all
handled in the AGP/GART driver. */
break;
}
drm_free(map, sizeof(*map), DRM_MEM_MAPS);
}
drm_free(dev->maplist,
dev->map_count * sizeof(*dev->maplist),
DRM_MEM_MAPS);
dev->maplist = NULL;
dev->map_count = 0;
}
drm_dma_takedown(dev);
dev->queue_count = 0;
if (dev->lock.hw_lock) {
dev->lock.hw_lock = NULL; /* SHM removed */
dev->lock.pid = 0;
wake_up_interruptible(&dev->lock.lock_queue);
}
up(&dev->struct_sem);
return 0;
}
/* radeon_init is called via init_module at module load time, or via
* linux/init/main.c (this is not currently supported). */
static int __init radeon_init(void)
{
int retcode;
drm_device_t *dev = &radeon_device;
DRM_DEBUG("\n");
memset((void *)dev, 0, sizeof(*dev));
dev->count_lock = SPIN_LOCK_UNLOCKED;
sema_init(&dev->struct_sem, 1);
#ifdef MODULE
drm_parse_options(radeon);
#endif
if ((retcode = misc_register(&radeon_misc))) {
DRM_ERROR("Cannot register \"%s\"\n", RADEON_NAME);
return retcode;
}
dev->device = MKDEV(MISC_MAJOR, radeon_misc.minor);
dev->name = RADEON_NAME;
drm_mem_init();
drm_proc_init(dev);
#if defined(CONFIG_AGP) || defined(CONFIG_AGP_MODULE)
dev->agp = drm_agp_init();
if (dev->agp == NULL) {
DRM_ERROR("Cannot initialize agpgart module.\n");
drm_proc_cleanup();
misc_deregister(&radeon_misc);
radeon_takedown(dev);
return -ENOMEM;
}
#ifdef CONFIG_MTRR
dev->agp->agp_mtrr = mtrr_add(dev->agp->agp_info.aper_base,
dev->agp->agp_info.aper_size*1024*1024,
MTRR_TYPE_WRCOMB,
1);
#endif
#endif
if((retcode = drm_ctxbitmap_init(dev))) {
DRM_ERROR("Cannot allocate memory for context bitmap.\n");
drm_proc_cleanup();
misc_deregister(&radeon_misc);
radeon_takedown(dev);
return retcode;
}
DRM_INFO("Initialized %s %d.%d.%d %s on minor %d\n",
RADEON_NAME,
RADEON_MAJOR,
RADEON_MINOR,
RADEON_PATCHLEVEL,
RADEON_DATE,
radeon_misc.minor);
return 0;
}
/* radeon_cleanup is called via cleanup_module at module unload time. */
static void __exit radeon_cleanup(void)
{
drm_device_t *dev = &radeon_device;
DRM_DEBUG("\n");
drm_proc_cleanup();
if (misc_deregister(&radeon_misc)) {
DRM_ERROR("Cannot unload module\n");
} else {
DRM_INFO("Module unloaded\n");
}
drm_ctxbitmap_cleanup(dev);
radeon_takedown(dev);
#if defined(CONFIG_AGP) || defined(CONFIG_AGP_MODULE)
if (dev->agp) {
drm_agp_uninit();
drm_free(dev->agp, sizeof(*dev->agp), DRM_MEM_AGPLISTS);
dev->agp = NULL;
}
#endif
}
module_init(radeon_init);
module_exit(radeon_cleanup);
int radeon_version(struct inode *inode, struct file *filp, unsigned int cmd,
unsigned long arg)
{
drm_version_t version;
int len;
if (copy_from_user(&version,
(drm_version_t *)arg,
sizeof(version)))
return -EFAULT;
#define DRM_COPY(name,value) \
len = strlen(value); \
if (len > name##_len) len = name##_len; \
name##_len = strlen(value); \
if (len && name) { \
if (copy_to_user(name, value, len)) \
return -EFAULT; \
}
version.version_major = RADEON_MAJOR;
version.version_minor = RADEON_MINOR;
version.version_patchlevel = RADEON_PATCHLEVEL;
DRM_COPY(version.name, RADEON_NAME);
DRM_COPY(version.date, RADEON_DATE);
DRM_COPY(version.desc, RADEON_DESC);
if (copy_to_user((drm_version_t *)arg,
&version,
sizeof(version)))
return -EFAULT;
return 0;
}
int radeon_open(struct inode *inode, struct file *filp)
{
drm_device_t *dev = &radeon_device;
int retcode = 0;
DRM_DEBUG("open_count = %d\n", dev->open_count);
if (!(retcode = drm_open_helper(inode, filp, dev))) {
#if LINUX_VERSION_CODE < 0x020333
MOD_INC_USE_COUNT; /* Needed before Linux 2.3.51 */
#endif
atomic_inc(&dev->total_open);
spin_lock(&dev->count_lock);
if (!dev->open_count++) {
spin_unlock(&dev->count_lock);
return radeon_setup(dev);
}
spin_unlock(&dev->count_lock);
}
return retcode;
}
int radeon_release(struct inode *inode, struct file *filp)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev;
int retcode = 0;
lock_kernel();
dev = priv->dev;
DRM_DEBUG("open_count = %d\n", dev->open_count);
/* Force the cleanup of page flipping when required */
if ( dev->dev_private ) {
drm_radeon_private_t *dev_priv = dev->dev_private;
if ( dev_priv->page_flipping ) {
radeon_do_cleanup_pageflip( dev );
}
}
if (!(retcode = drm_release(inode, filp))) {
#if LINUX_VERSION_CODE < 0x020333
MOD_DEC_USE_COUNT; /* Needed before Linux 2.3.51 */
#endif
atomic_inc(&dev->total_close);
spin_lock(&dev->count_lock);
if (!--dev->open_count) {
if (atomic_read(&dev->ioctl_count) || dev->blocked) {
DRM_ERROR("Device busy: %d %d\n",
atomic_read(&dev->ioctl_count),
dev->blocked);
spin_unlock(&dev->count_lock);
unlock_kernel();
return -EBUSY;
}
spin_unlock(&dev->count_lock);
unlock_kernel();
return radeon_takedown(dev);
}
spin_unlock(&dev->count_lock);
}
unlock_kernel();
return retcode;
}
/* radeon_ioctl is called whenever a process performs an ioctl on /dev/drm. */
int radeon_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
unsigned long arg)
{
int nr = DRM_IOCTL_NR(cmd);
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
int retcode = 0;
drm_ioctl_desc_t *ioctl;
drm_ioctl_t *func;
atomic_inc(&dev->ioctl_count);
atomic_inc(&dev->total_ioctl);
++priv->ioctl_count;
DRM_DEBUG("pid = %d, cmd = 0x%02x, nr = 0x%02x, dev 0x%x, auth = %d\n",
current->pid, cmd, nr, dev->device, priv->authenticated);
if (nr >= RADEON_IOCTL_COUNT) {
retcode = -EINVAL;
} else {
ioctl = &radeon_ioctls[nr];
func = ioctl->func;
if (!func) {
DRM_DEBUG("no function\n");
retcode = -EINVAL;
} else if ((ioctl->root_only && !capable(CAP_SYS_ADMIN))
|| (ioctl->auth_needed && !priv->authenticated)) {
retcode = -EACCES;
} else {
retcode = (func)(inode, filp, cmd, arg);
}
}
atomic_dec(&dev->ioctl_count);
return retcode;
}
int radeon_lock(struct inode *inode, struct file *filp, unsigned int cmd,
unsigned long arg)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
DECLARE_WAITQUEUE(entry, current);
int ret = 0;
drm_lock_t lock;
#if DRM_DMA_HISTOGRAM
cycles_t start;
dev->lck_start = start = get_cycles();
#endif
if (copy_from_user(&lock, (drm_lock_t *)arg, sizeof(lock)))
return -EFAULT;
if (lock.context == DRM_KERNEL_CONTEXT) {
DRM_ERROR("Process %d using kernel context %d\n",
current->pid, lock.context);
return -EINVAL;
}
DRM_DEBUG("%d (pid %d) requests lock (0x%08x), flags = 0x%08x\n",
lock.context, current->pid, dev->lock.hw_lock->lock,
lock.flags);
if (lock.context < 0 /* || lock.context >= dev->queue_count */)
return -EINVAL;
if (!ret) {
add_wait_queue(&dev->lock.lock_queue, &entry);
for (;;) {
current->state = TASK_INTERRUPTIBLE;
if (!dev->lock.hw_lock) {
/* Device has been unregistered */
ret = -EINTR;
break;
}
if (drm_lock_take(&dev->lock.hw_lock->lock,
lock.context)) {
dev->lock.pid = current->pid;
dev->lock.lock_time = jiffies;
atomic_inc(&dev->total_locks);
break; /* Got lock */
}
/* Contention */
atomic_inc(&dev->total_sleeps);
schedule();
if (signal_pending(current)) {
ret = -ERESTARTSYS;
break;
}
}
current->state = TASK_RUNNING;
remove_wait_queue(&dev->lock.lock_queue, &entry);
}
if (!ret) {
sigemptyset(&dev->sigmask);
sigaddset(&dev->sigmask, SIGSTOP);
sigaddset(&dev->sigmask, SIGTSTP);
sigaddset(&dev->sigmask, SIGTTIN);
sigaddset(&dev->sigmask, SIGTTOU);
dev->sigdata.context = lock.context;
dev->sigdata.lock = dev->lock.hw_lock;
block_all_signals(drm_notifier, &dev->sigdata, &dev->sigmask);
if (lock.flags & _DRM_LOCK_READY) {
/* Wait for space in DMA/FIFO */
}
if (lock.flags & _DRM_LOCK_QUIESCENT) {
/* Make hardware quiescent */
DRM_DEBUG("not quiescent!\n");
#if 0
radeon_quiescent(dev);
#endif
}
}
#if LINUX_VERSION_CODE < 0x020400
if (lock.context != radeon_res_ctx.handle) {
current->counter = 5;
current->priority = DEF_PRIORITY/4;
}
#endif
DRM_DEBUG("%d %s\n", lock.context, ret ? "interrupted" : "has lock");
#if DRM_DMA_HISTOGRAM
atomic_inc(&dev->histo.lacq[drm_histogram_slot(get_cycles() - start)]);
#endif
return ret;
}
int radeon_unlock(struct inode *inode, struct file *filp, unsigned int cmd,
unsigned long arg)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
drm_lock_t lock;
if (copy_from_user(&lock, (drm_lock_t *)arg, sizeof(lock)))
return -EFAULT;
if (lock.context == DRM_KERNEL_CONTEXT) {
DRM_ERROR("Process %d using kernel context %d\n",
current->pid, lock.context);
return -EINVAL;
}
DRM_DEBUG("%d frees lock (%d holds)\n",
lock.context,
_DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock));
atomic_inc(&dev->total_unlocks);
if (_DRM_LOCK_IS_CONT(dev->lock.hw_lock->lock))
atomic_inc(&dev->total_contends);
drm_lock_transfer(dev, &dev->lock.hw_lock->lock, DRM_KERNEL_CONTEXT);
/* FIXME: Try to send data to card here */
if (!dev->context_flag) {
if (drm_lock_free(dev, &dev->lock.hw_lock->lock,
DRM_KERNEL_CONTEXT)) {
DRM_ERROR("\n");
}
}
#if LINUX_VERSION_CODE < 0x020400
if (lock.context != radeon_res_ctx.handle) {
current->counter = 5;
current->priority = DEF_PRIORITY;
}
#endif
unblock_all_signals();
return 0;
}
drivers/char/drm/radeon_drv.h 0 → 100644
View file @ 6805de5d
/* radeon_drv.h -- Private header for radeon driver -*- linux-c -*-
*
* Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
* Copyright 2000 VA Linux Systems, Inc., Fremont, California.
* All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
* Authors:
* Rickard E. (Rik) Faith <faith@valinux.com>
* Kevin E. Martin <martin@valinux.com>
* Gareth Hughes <gareth@valinux.com>
*
*/
#ifndef __RADEON_DRV_H__
#define __RADEON_DRV_H__
typedef struct drm_radeon_freelist {
unsigned int age;
drm_buf_t *buf;
struct drm_radeon_freelist *next;
struct drm_radeon_freelist *prev;
} drm_radeon_freelist_t;
typedef struct drm_radeon_ring_buffer {
u32 *start;
u32 *end;
int size;
int size_l2qw;
volatile u32 *head;
u32 tail;
u32 tail_mask;
int space;
} drm_radeon_ring_buffer_t;
typedef struct drm_radeon_depth_clear_t {
u32 rb3d_cntl;
u32 rb3d_zstencilcntl;
u32 se_cntl;
} drm_radeon_depth_clear_t;
typedef struct drm_radeon_private {
drm_radeon_ring_buffer_t ring;
drm_radeon_sarea_t *sarea_priv;
int agp_size;
u32 agp_vm_start;
u32 agp_buffers_offset;
int cp_mode;
int cp_running;
drm_radeon_freelist_t *head;
drm_radeon_freelist_t *tail;
/* FIXME: ROTATE_BUFS is a hask to cycle through bufs until freelist
code is used. Note this hides a problem with the scratch register
(used to keep track of last buffer completed) being written to before
the last buffer has actually completed rendering. */
#define ROTATE_BUFS 1
#if ROTATE_BUFS
int last_buf;
#endif
volatile u32 *scratch;
int usec_timeout;
int is_pci;
atomic_t idle_count;
int page_flipping;
int current_page;
u32 crtc_offset;
u32 crtc_offset_cntl;
unsigned int color_fmt;
unsigned int front_offset;
unsigned int front_pitch;
unsigned int back_offset;
unsigned int back_pitch;
unsigned int depth_fmt;
unsigned int depth_offset;
unsigned int depth_pitch;
u32 front_pitch_offset;
u32 back_pitch_offset;
u32 depth_pitch_offset;
drm_radeon_depth_clear_t depth_clear;
drm_map_t *sarea;
drm_map_t *fb;
drm_map_t *mmio;
drm_map_t *cp_ring;
drm_map_t *ring_rptr;
drm_map_t *buffers;
drm_map_t *agp_textures;
} drm_radeon_private_t;
typedef struct drm_radeon_buf_priv {
u32 age;
int prim;
int discard;
int dispatched;
drm_radeon_freelist_t *list_entry;
} drm_radeon_buf_priv_t;
/* radeon_drv.c */
extern int radeon_version( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg );
extern int radeon_open( struct inode *inode, struct file *filp );
extern int radeon_release( struct inode *inode, struct file *filp );
extern int radeon_ioctl( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg );
extern int radeon_lock( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg );
extern int radeon_unlock( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg );
/* radeon_cp.c */
extern int radeon_cp_init( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg );
extern int radeon_cp_start( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg );
extern int radeon_cp_stop( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg );
extern int radeon_cp_reset( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg );
extern int radeon_cp_idle( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg );
extern int radeon_engine_reset( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg );
extern int radeon_fullscreen( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg );
extern int radeon_cp_buffers( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg );
extern void radeon_freelist_reset( drm_device_t *dev );
extern drm_buf_t *radeon_freelist_get( drm_device_t *dev );
extern int radeon_wait_ring( drm_radeon_private_t *dev_priv, int n );
extern void radeon_update_ring_snapshot( drm_radeon_private_t *dev_priv );
extern int radeon_do_cp_idle( drm_radeon_private_t *dev_priv );
extern int radeon_do_cleanup_pageflip( drm_device_t *dev );
/* radeon_state.c */
extern int radeon_cp_clear( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg );
extern int radeon_cp_swap( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg );
extern int radeon_cp_vertex( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg );
extern int radeon_cp_indices( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg );
extern int radeon_cp_blit( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg );
extern int radeon_cp_stipple( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg );
extern int radeon_cp_indirect( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg );
/* radeon_bufs.c */
extern int radeon_addbufs(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
extern int radeon_mapbufs(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
/* radeon_context.c */
extern int radeon_resctx(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
extern int radeon_addctx(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
extern int radeon_modctx(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
extern int radeon_getctx(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
extern int radeon_switchctx(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
extern int radeon_newctx(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
extern int radeon_rmctx(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
extern int radeon_context_switch(drm_device_t *dev, int old, int new);
extern int radeon_context_switch_complete(drm_device_t *dev, int new);
/* Register definitions, register access macros and drmAddMap constants
* for Radeon kernel driver.
*/
#define RADEON_AUX_SCISSOR_CNTL 0x26f0
# define RADEON_EXCLUSIVE_SCISSOR_0 (1 << 24)
# define RADEON_EXCLUSIVE_SCISSOR_1 (1 << 25)
# define RADEON_EXCLUSIVE_SCISSOR_2 (1 << 26)
# define RADEON_SCISSOR_0_ENABLE (1 << 28)
# define RADEON_SCISSOR_1_ENABLE (1 << 29)
# define RADEON_SCISSOR_2_ENABLE (1 << 30)
#define RADEON_BUS_CNTL 0x0030
# define RADEON_BUS_MASTER_DIS (1 << 6)
#define RADEON_CLOCK_CNTL_DATA 0x000c
# define RADEON_PLL_WR_EN (1 << 7)
#define RADEON_CLOCK_CNTL_INDEX 0x0008
#define RADEON_CONFIG_APER_SIZE 0x0108
#define RADEON_CRTC_OFFSET 0x0224
#define RADEON_CRTC_OFFSET_CNTL 0x0228
# define RADEON_CRTC_TILE_EN (1 << 15)
# define RADEON_CRTC_OFFSET_FLIP_CNTL (1 << 16)
#define RADEON_RB3D_COLORPITCH 0x1c48
#define RADEON_RB3D_DEPTHCLEARVALUE 0x1c30
#define RADEON_RB3D_DEPTHXY_OFFSET 0x1c60
#define RADEON_DP_GUI_MASTER_CNTL 0x146c
# define RADEON_GMC_SRC_PITCH_OFFSET_CNTL (1 << 0)
# define RADEON_GMC_DST_PITCH_OFFSET_CNTL (1 << 1)
# define RADEON_GMC_BRUSH_SOLID_COLOR (13 << 4)
# define RADEON_GMC_BRUSH_NONE (15 << 4)
# define RADEON_GMC_DST_16BPP (4 << 8)
# define RADEON_GMC_DST_24BPP (5 << 8)
# define RADEON_GMC_DST_32BPP (6 << 8)
# define RADEON_GMC_DST_DATATYPE_SHIFT 8
# define RADEON_GMC_SRC_DATATYPE_COLOR (3 << 12)
# define RADEON_DP_SRC_SOURCE_MEMORY (2 << 24)
# define RADEON_DP_SRC_SOURCE_HOST_DATA (3 << 24)
# define RADEON_GMC_CLR_CMP_CNTL_DIS (1 << 28)
# define RADEON_GMC_WR_MSK_DIS (1 << 30)
# define RADEON_ROP3_S 0x00cc0000
# define RADEON_ROP3_P 0x00f00000
#define RADEON_DP_WRITE_MASK 0x16cc
#define RADEON_DST_PITCH_OFFSET 0x142c
#define RADEON_DST_PITCH_OFFSET_C 0x1c80
# define RADEON_DST_TILE_LINEAR (0 << 30)
# define RADEON_DST_TILE_MACRO (1 << 30)
# define RADEON_DST_TILE_MICRO (2 << 30)
# define RADEON_DST_TILE_BOTH (3 << 30)
#define RADEON_SCRATCH_REG0 0x15e0
#define RADEON_SCRATCH_REG1 0x15e4
#define RADEON_SCRATCH_REG2 0x15e8
#define RADEON_SCRATCH_REG3 0x15ec
#define RADEON_SCRATCH_REG4 0x15f0
#define RADEON_SCRATCH_REG5 0x15f4
#define RADEON_SCRATCH_UMSK 0x0770
#define RADEON_SCRATCH_ADDR 0x0774
#define RADEON_HOST_PATH_CNTL 0x0130
# define RADEON_HDP_SOFT_RESET (1 << 26)
# define RADEON_HDP_WC_TIMEOUT_MASK (7 << 28)
# define RADEON_HDP_WC_TIMEOUT_28BCLK (7 << 28)
#define RADEON_ISYNC_CNTL 0x1724
# define RADEON_ISYNC_ANY2D_IDLE3D (1 << 0)
# define RADEON_ISYNC_ANY3D_IDLE2D (1 << 1)
# define RADEON_ISYNC_TRIG2D_IDLE3D (1 << 2)
# define RADEON_ISYNC_TRIG3D_IDLE2D (1 << 3)
# define RADEON_ISYNC_WAIT_IDLEGUI (1 << 4)
# define RADEON_ISYNC_CPSCRATCH_IDLEGUI (1 << 5)
#define RADEON_MC_AGP_LOCATION 0x014c
#define RADEON_MC_FB_LOCATION 0x0148
#define RADEON_MCLK_CNTL 0x0012
#define RADEON_PP_BORDER_COLOR_0 0x1d40
#define RADEON_PP_BORDER_COLOR_1 0x1d44
#define RADEON_PP_BORDER_COLOR_2 0x1d48
#define RADEON_PP_CNTL 0x1c38
# define RADEON_SCISSOR_ENABLE (1 << 1)
#define RADEON_PP_LUM_MATRIX 0x1d00
#define RADEON_PP_MISC 0x1c14
#define RADEON_PP_ROT_MATRIX_0 0x1d58
#define RADEON_PP_TXFILTER_0 0x1c54
#define RADEON_PP_TXFILTER_1 0x1c6c
#define RADEON_PP_TXFILTER_2 0x1c84
#define RADEON_RB2D_DSTCACHE_CTLSTAT 0x342c
# define RADEON_RB2D_DC_FLUSH (3 << 0)
# define RADEON_RB2D_DC_FREE (3 << 2)
# define RADEON_RB2D_DC_FLUSH_ALL 0xf
# define RADEON_RB2D_DC_BUSY (1 << 31)
#define RADEON_RB3D_CNTL 0x1c3c
# define RADEON_ALPHA_BLEND_ENABLE (1 << 0)
# define RADEON_PLANE_MASK_ENABLE (1 << 1)
# define RADEON_DITHER_ENABLE (1 << 2)
# define RADEON_ROUND_ENABLE (1 << 3)
# define RADEON_SCALE_DITHER_ENABLE (1 << 4)
# define RADEON_DITHER_INIT (1 << 5)
# define RADEON_ROP_ENABLE (1 << 6)
# define RADEON_STENCIL_ENABLE (1 << 7)
# define RADEON_Z_ENABLE (1 << 8)
# define RADEON_DEPTH_XZ_OFFEST_ENABLE (1 << 9)
# define RADEON_ZBLOCK8 (0 << 15)
# define RADEON_ZBLOCK16 (1 << 15)
#define RADEON_RB3D_DEPTHOFFSET 0x1c24
#define RADEON_RB3D_PLANEMASK 0x1d84
#define RADEON_RB3D_STENCILREFMASK 0x1d7c
#define RADEON_RB3D_ZCACHE_MODE 0x3250
#define RADEON_RB3D_ZCACHE_CTLSTAT 0x3254
# define RADEON_RB3D_ZC_FLUSH (1 << 0)
# define RADEON_RB3D_ZC_FREE (1 << 2)
# define RADEON_RB3D_ZC_FLUSH_ALL 0x5
# define RADEON_RB3D_ZC_BUSY (1 << 31)
#define RADEON_RB3D_ZSTENCILCNTL 0x1c2c
# define RADEON_Z_TEST_MASK (7 << 4)
# define RADEON_Z_TEST_ALWAYS (7 << 4)
# define RADEON_STENCIL_TEST_ALWAYS (7 << 12)
# define RADEON_STENCIL_S_FAIL_KEEP (0 << 16)
# define RADEON_STENCIL_ZPASS_KEEP (0 << 20)
# define RADEON_STENCIL_ZFAIL_KEEP (0 << 20)
# define RADEON_Z_WRITE_ENABLE (1 << 30)
#define RADEON_RBBM_SOFT_RESET 0x00f0
# define RADEON_SOFT_RESET_CP (1 << 0)
# define RADEON_SOFT_RESET_HI (1 << 1)
# define RADEON_SOFT_RESET_SE (1 << 2)
# define RADEON_SOFT_RESET_RE (1 << 3)
# define RADEON_SOFT_RESET_PP (1 << 4)
# define RADEON_SOFT_RESET_E2 (1 << 5)
# define RADEON_SOFT_RESET_RB (1 << 6)
# define RADEON_SOFT_RESET_HDP (1 << 7)
#define RADEON_RBBM_STATUS 0x0e40
# define RADEON_RBBM_FIFOCNT_MASK 0x007f
# define RADEON_RBBM_ACTIVE (1 << 31)
#define RADEON_RE_LINE_PATTERN 0x1cd0
#define RADEON_RE_MISC 0x26c4
#define RADEON_RE_TOP_LEFT 0x26c0
#define RADEON_RE_WIDTH_HEIGHT 0x1c44
#define RADEON_RE_STIPPLE_ADDR 0x1cc8
#define RADEON_RE_STIPPLE_DATA 0x1ccc
#define RADEON_SCISSOR_TL_0 0x1cd8
#define RADEON_SCISSOR_BR_0 0x1cdc
#define RADEON_SCISSOR_TL_1 0x1ce0
#define RADEON_SCISSOR_BR_1 0x1ce4
#define RADEON_SCISSOR_TL_2 0x1ce8
#define RADEON_SCISSOR_BR_2 0x1cec
#define RADEON_SE_COORD_FMT 0x1c50
#define RADEON_SE_CNTL 0x1c4c
# define RADEON_FFACE_CULL_CW (0 << 0)
# define RADEON_BFACE_SOLID (3 << 1)
# define RADEON_FFACE_SOLID (3 << 3)
# define RADEON_FLAT_SHADE_VTX_LAST (3 << 6)
# define RADEON_DIFFUSE_SHADE_FLAT (1 << 8)
# define RADEON_DIFFUSE_SHADE_GOURAUD (2 << 8)
# define RADEON_ALPHA_SHADE_FLAT (1 << 10)
# define RADEON_ALPHA_SHADE_GOURAUD (2 << 10)
# define RADEON_SPECULAR_SHADE_FLAT (1 << 12)
# define RADEON_SPECULAR_SHADE_GOURAUD (2 << 12)
# define RADEON_FOG_SHADE_FLAT (1 << 14)
# define RADEON_FOG_SHADE_GOURAUD (2 << 14)
# define RADEON_VPORT_XY_XFORM_ENABLE (1 << 24)
# define RADEON_VPORT_Z_XFORM_ENABLE (1 << 25)
# define RADEON_VTX_PIX_CENTER_OGL (1 << 27)
# define RADEON_ROUND_MODE_TRUNC (0 << 28)
# define RADEON_ROUND_PREC_8TH_PIX (1 << 30)
#define RADEON_SE_CNTL_STATUS 0x2140
#define RADEON_SE_LINE_WIDTH 0x1db8
#define RADEON_SE_VPORT_XSCALE 0x1d98
#define RADEON_SURFACE_ACCESS_FLAGS 0x0bf8
#define RADEON_SURFACE_ACCESS_CLR 0x0bfc
#define RADEON_SURFACE_CNTL 0x0b00
# define RADEON_SURF_TRANSLATION_DIS (1 << 8)
# define RADEON_NONSURF_AP0_SWP_MASK (3 << 20)
# define RADEON_NONSURF_AP0_SWP_LITTLE (0 << 20)
# define RADEON_NONSURF_AP0_SWP_BIG16 (1 << 20)
# define RADEON_NONSURF_AP0_SWP_BIG32 (2 << 20)
# define RADEON_NONSURF_AP1_SWP_MASK (3 << 22)
# define RADEON_NONSURF_AP1_SWP_LITTLE (0 << 22)
# define RADEON_NONSURF_AP1_SWP_BIG16 (1 << 22)
# define RADEON_NONSURF_AP1_SWP_BIG32 (2 << 22)
#define RADEON_SURFACE0_INFO 0x0b0c
# define RADEON_SURF_PITCHSEL_MASK (0x1ff << 0)
# define RADEON_SURF_TILE_MODE_MASK (3 << 16)
# define RADEON_SURF_TILE_MODE_MACRO (0 << 16)
# define RADEON_SURF_TILE_MODE_MICRO (1 << 16)
# define RADEON_SURF_TILE_MODE_32BIT_Z (2 << 16)
# define RADEON_SURF_TILE_MODE_16BIT_Z (3 << 16)
#define RADEON_SURFACE0_LOWER_BOUND 0x0b04
#define RADEON_SURFACE0_UPPER_BOUND 0x0b08
#define RADEON_SURFACE1_INFO 0x0b1c
#define RADEON_SURFACE1_LOWER_BOUND 0x0b14
#define RADEON_SURFACE1_UPPER_BOUND 0x0b18
#define RADEON_SURFACE2_INFO 0x0b2c
#define RADEON_SURFACE2_LOWER_BOUND 0x0b24
#define RADEON_SURFACE2_UPPER_BOUND 0x0b28
#define RADEON_SURFACE3_INFO 0x0b3c
#define RADEON_SURFACE3_LOWER_BOUND 0x0b34
#define RADEON_SURFACE3_UPPER_BOUND 0x0b38
#define RADEON_SURFACE4_INFO 0x0b4c
#define RADEON_SURFACE4_LOWER_BOUND 0x0b44
#define RADEON_SURFACE4_UPPER_BOUND 0x0b48
#define RADEON_SURFACE5_INFO 0x0b5c
#define RADEON_SURFACE5_LOWER_BOUND 0x0b54
#define RADEON_SURFACE5_UPPER_BOUND 0x0b58
#define RADEON_SURFACE6_INFO 0x0b6c
#define RADEON_SURFACE6_LOWER_BOUND 0x0b64
#define RADEON_SURFACE6_UPPER_BOUND 0x0b68
#define RADEON_SURFACE7_INFO 0x0b7c
#define RADEON_SURFACE7_LOWER_BOUND 0x0b74
#define RADEON_SURFACE7_UPPER_BOUND 0x0b78
#define RADEON_SW_SEMAPHORE 0x013c
#define RADEON_WAIT_UNTIL 0x1720
# define RADEON_WAIT_CRTC_PFLIP (1 << 0)
# define RADEON_WAIT_2D_IDLECLEAN (1 << 16)
# define RADEON_WAIT_3D_IDLECLEAN (1 << 17)
# define RADEON_WAIT_HOST_IDLECLEAN (1 << 18)
#define RADEON_RB3D_ZMASKOFFSET 0x1c34
#define RADEON_RB3D_ZSTENCILCNTL 0x1c2c
# define RADEON_DEPTH_FORMAT_16BIT_INT_Z (0 << 0)
# define RADEON_DEPTH_FORMAT_24BIT_INT_Z (2 << 0)
/* CP registers */
#define RADEON_CP_ME_RAM_ADDR 0x07d4
#define RADEON_CP_ME_RAM_RADDR 0x07d8
#define RADEON_CP_ME_RAM_DATAH 0x07dc
#define RADEON_CP_ME_RAM_DATAL 0x07e0
#define RADEON_CP_RB_BASE 0x0700
#define RADEON_CP_RB_CNTL 0x0704
#define RADEON_CP_RB_RPTR_ADDR 0x070c
#define RADEON_CP_RB_RPTR 0x0710
#define RADEON_CP_RB_WPTR 0x0714
#define RADEON_CP_RB_WPTR_DELAY 0x0718
# define RADEON_PRE_WRITE_TIMER_SHIFT 0
# define RADEON_PRE_WRITE_LIMIT_SHIFT 23
#define RADEON_CP_IB_BASE 0x0738
#define RADEON_CP_CSQ_CNTL 0x0740
# define RADEON_CSQ_CNT_PRIMARY_MASK (0xff << 0)
# define RADEON_CSQ_PRIDIS_INDDIS (0 << 28)
# define RADEON_CSQ_PRIPIO_INDDIS (1 << 28)
# define RADEON_CSQ_PRIBM_INDDIS (2 << 28)
# define RADEON_CSQ_PRIPIO_INDBM (3 << 28)
# define RADEON_CSQ_PRIBM_INDBM (4 << 28)
# define RADEON_CSQ_PRIPIO_INDPIO (15 << 28)
#define RADEON_AIC_CNTL 0x01d0
# define RADEON_PCIGART_TRANSLATE_EN (1 << 0)
/* CP command packets */
#define RADEON_CP_PACKET0 0x00000000
# define RADEON_ONE_REG_WR (1 << 15)
#define RADEON_CP_PACKET1 0x40000000
#define RADEON_CP_PACKET2 0x80000000
#define RADEON_CP_PACKET3 0xC0000000
# define RADEON_3D_RNDR_GEN_INDX_PRIM 0x00002300
# define RADEON_WAIT_FOR_IDLE 0x00002600
# define RADEON_3D_DRAW_IMMD 0x00002900
# define RADEON_3D_CLEAR_ZMASK 0x00003200
# define RADEON_CNTL_HOSTDATA_BLT 0x00009400
# define RADEON_CNTL_PAINT_MULTI 0x00009A00
# define RADEON_CNTL_BITBLT_MULTI 0x00009B00
#define RADEON_CP_PACKET_MASK 0xC0000000
#define RADEON_CP_PACKET_COUNT_MASK 0x3fff0000
#define RADEON_CP_PACKET0_REG_MASK 0x000007ff
#define RADEON_CP_PACKET1_REG0_MASK 0x000007ff
#define RADEON_CP_PACKET1_REG1_MASK 0x003ff800
#define RADEON_VTX_Z_PRESENT (1 << 31)
#define RADEON_PRIM_TYPE_NONE (0 << 0)
#define RADEON_PRIM_TYPE_POINT (1 << 0)
#define RADEON_PRIM_TYPE_LINE (2 << 0)
#define RADEON_PRIM_TYPE_LINE_STRIP (3 << 0)
#define RADEON_PRIM_TYPE_TRI_LIST (4 << 0)
#define RADEON_PRIM_TYPE_TRI_FAN (5 << 0)
#define RADEON_PRIM_TYPE_TRI_STRIP (6 << 0)
#define RADEON_PRIM_TYPE_TRI_TYPE2 (7 << 0)
#define RADEON_PRIM_TYPE_RECT_LIST (8 << 0)
#define RADEON_PRIM_TYPE_3VRT_POINT_LIST (9 << 0)
#define RADEON_PRIM_TYPE_3VRT_LINE_LIST (10 << 0)
#define RADEON_PRIM_WALK_IND (1 << 4)
#define RADEON_PRIM_WALK_LIST (2 << 4)
#define RADEON_PRIM_WALK_RING (3 << 4)
#define RADEON_COLOR_ORDER_BGRA (0 << 6)
#define RADEON_COLOR_ORDER_RGBA (1 << 6)
#define RADEON_MAOS_ENABLE (1 << 7)
#define RADEON_VTX_FMT_R128_MODE (0 << 8)
#define RADEON_VTX_FMT_RADEON_MODE (1 << 8)
#define RADEON_NUM_VERTICES_SHIFT 16
#define RADEON_COLOR_FORMAT_CI8 2
#define RADEON_COLOR_FORMAT_ARGB1555 3
#define RADEON_COLOR_FORMAT_RGB565 4
#define RADEON_COLOR_FORMAT_ARGB8888 6
#define RADEON_COLOR_FORMAT_RGB332 7
#define RADEON_COLOR_FORMAT_RGB8 9
#define RADEON_COLOR_FORMAT_ARGB4444 15
#define RADEON_TXF_8BPP_I 0
#define RADEON_TXF_16BPP_AI88 1
#define RADEON_TXF_8BPP_RGB332 2
#define RADEON_TXF_16BPP_ARGB1555 3
#define RADEON_TXF_16BPP_RGB565 4
#define RADEON_TXF_16BPP_ARGB4444 5
#define RADEON_TXF_32BPP_ARGB8888 6
#define RADEON_TXF_32BPP_RGBA8888 7
/* Constants */
#define RADEON_MAX_USEC_TIMEOUT 100000 /* 100 ms */
#define RADEON_LAST_FRAME_REG RADEON_SCRATCH_REG0
#define RADEON_LAST_DISPATCH_REG RADEON_SCRATCH_REG1
#define RADEON_LAST_CLEAR_REG RADEON_SCRATCH_REG2
#define RADEON_LAST_DISPATCH 1
#define RADEON_MAX_VB_AGE 0x7fffffff
#define RADEON_MAX_VB_VERTS (0xffff)
#define RADEON_BASE(reg) ((u32)(dev_priv->mmio->handle))
#define RADEON_ADDR(reg) (RADEON_BASE(reg) + reg)
#define RADEON_DEREF(reg) *(__volatile__ u32 *)RADEON_ADDR(reg)
#define RADEON_READ(reg) RADEON_DEREF(reg)
#define RADEON_WRITE(reg,val) do { RADEON_DEREF(reg) = val; } while (0)
#define RADEON_DEREF8(reg) *(__volatile__ u8 *)RADEON_ADDR(reg)
#define RADEON_READ8(reg) RADEON_DEREF8(reg)
#define RADEON_WRITE8(reg,val) do { RADEON_DEREF8(reg) = val; } while (0)
#define RADEON_WRITE_PLL(addr,val) \
do { \
RADEON_WRITE8(RADEON_CLOCK_CNTL_INDEX, \
((addr) & 0x1f) | RADEON_PLL_WR_EN); \
RADEON_WRITE(RADEON_CLOCK_CNTL_DATA, (val)); \
} while (0)
extern int RADEON_READ_PLL(drm_device_t *dev, int addr);
#define CP_PACKET0( reg, n ) \
(RADEON_CP_PACKET0 | ((n) << 16) | ((reg) >> 2))
#define CP_PACKET0_TABLE( reg, n ) \
(RADEON_CP_PACKET0 | RADEON_ONE_REG_WR | ((n) << 16) | ((reg) >> 2))
#define CP_PACKET1( reg0, reg1 ) \
(RADEON_CP_PACKET1 | (((reg1) >> 2) << 15) | ((reg0) >> 2))
#define CP_PACKET2() \
(RADEON_CP_PACKET2)
#define CP_PACKET3( pkt, n ) \
(RADEON_CP_PACKET3 | (pkt) | ((n) << 16))
/* ================================================================
* Engine control helper macros
*/
#define RADEON_WAIT_UNTIL_2D_IDLE() \
do { \
OUT_RING( CP_PACKET0( RADEON_WAIT_UNTIL, 0 ) ); \
OUT_RING( (RADEON_WAIT_2D_IDLECLEAN | \
RADEON_WAIT_HOST_IDLECLEAN) ); \
} while (0)
#define RADEON_WAIT_UNTIL_3D_IDLE() \
do { \
OUT_RING( CP_PACKET0( RADEON_WAIT_UNTIL, 0 ) ); \
OUT_RING( (RADEON_WAIT_3D_IDLECLEAN | \
RADEON_WAIT_HOST_IDLECLEAN) ); \
} while (0)
#define RADEON_WAIT_UNTIL_IDLE() \
do { \
OUT_RING( CP_PACKET0( RADEON_WAIT_UNTIL, 0 ) ); \
OUT_RING( (RADEON_WAIT_2D_IDLECLEAN | \
RADEON_WAIT_3D_IDLECLEAN | \
RADEON_WAIT_HOST_IDLECLEAN) ); \
} while (0)
#define RADEON_WAIT_UNTIL_PAGE_FLIPPED() \
do { \
OUT_RING( CP_PACKET0( RADEON_WAIT_UNTIL, 0 ) ); \
OUT_RING( RADEON_WAIT_CRTC_PFLIP ); \
} while (0)
#define RADEON_FLUSH_CACHE() \
do { \
OUT_RING( CP_PACKET0( RADEON_RB2D_DSTCACHE_CTLSTAT, 0 ) ); \
OUT_RING( RADEON_RB2D_DC_FLUSH ); \
} while (0)
#define RADEON_PURGE_CACHE() \
do { \
OUT_RING( CP_PACKET0( RADEON_RB2D_DSTCACHE_CTLSTAT, 0 ) ); \
OUT_RING( RADEON_RB2D_DC_FLUSH_ALL ); \
} while (0)
#define RADEON_FLUSH_ZCACHE() \
do { \
OUT_RING( CP_PACKET0( RADEON_RB3D_ZCACHE_CTLSTAT, 0 ) ); \
OUT_RING( RADEON_RB3D_ZC_FLUSH ); \
} while (0)
#define RADEON_PURGE_ZCACHE() \
do { \
OUT_RING( CP_PACKET0( RADEON_RB3D_ZCACHE_CTLSTAT, 0 ) ); \
OUT_RING( RADEON_RB3D_ZC_FLUSH_ALL ); \
} while (0)
/* ================================================================
* Misc helper macros
*/
#define VB_AGE_CHECK_WITH_RET( dev_priv ) \
do { \
drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv; \
if ( sarea_priv->last_dispatch >= RADEON_MAX_VB_AGE ) { \
int __ret = radeon_do_cp_idle( dev_priv ); \
if ( __ret < 0 ) return __ret; \
sarea_priv->last_dispatch = 0; \
radeon_freelist_reset( dev ); \
} \
} while (0)
#define RADEON_DISPATCH_AGE( age ) \
do { \
OUT_RING( CP_PACKET0( RADEON_LAST_DISPATCH_REG, 0 ) ); \
OUT_RING( age ); \
} while (0)
#define RADEON_FRAME_AGE( age ) \
do { \
OUT_RING( CP_PACKET0( RADEON_LAST_FRAME_REG, 0 ) ); \
OUT_RING( age ); \
} while (0)
#define RADEON_CLEAR_AGE( age ) \
do { \
OUT_RING( CP_PACKET0( RADEON_LAST_CLEAR_REG, 0 ) ); \
OUT_RING( age ); \
} while (0)
/* ================================================================
* Ring control
*/
#define radeon_flush_write_combine() mb()
#define RADEON_VERBOSE 0
#define RING_LOCALS int write; unsigned int mask; volatile u32 *ring;
#define BEGIN_RING( n ) do { \
if ( RADEON_VERBOSE ) { \
DRM_INFO( "BEGIN_RING( %d ) in %s\n", \
n, __FUNCTION__ ); \
} \
if ( dev_priv->ring.space < (n) * sizeof(u32) ) { \
radeon_wait_ring( dev_priv, (n) * sizeof(u32) ); \
} \
dev_priv->ring.space -= (n) * sizeof(u32); \
ring = dev_priv->ring.start; \
write = dev_priv->ring.tail; \
mask = dev_priv->ring.tail_mask; \
} while (0)
#define ADVANCE_RING() do { \
if ( RADEON_VERBOSE ) { \
DRM_INFO( "ADVANCE_RING() tail=0x%06x wr=0x%06x\n", \
write, dev_priv->ring.tail ); \
} \
radeon_flush_write_combine(); \
dev_priv->ring.tail = write; \
RADEON_WRITE( RADEON_CP_RB_WPTR, write ); \
} while (0)
#define OUT_RING( x ) do { \
if ( RADEON_VERBOSE ) { \
DRM_INFO( " OUT_RING( 0x%08x ) at 0x%x\n", \
(unsigned int)(x), write ); \
} \
ring[write++] = (x); \
write &= mask; \
} while (0)
#define RADEON_PERFORMANCE_BOXES 0
#endif /* __RADEON_DRV_H__ */
drivers/char/drm/radeon_state.c 0 → 100644
View file @ 6805de5d
/* radeon_state.c -- State support for Radeon -*- linux-c -*-
*
* Copyright 2000 VA Linux Systems, Inc., Fremont, California.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
* Authors:
* Kevin E. Martin <martin@valinux.com>
* Gareth Hughes <gareth@valinux.com>
*
*/
#define __NO_VERSION__
#include "drmP.h"
#include "radeon_drv.h"
#include "drm.h"
#include <linux/delay.h>
/* ================================================================
* CP hardware state programming functions
*/
static inline void radeon_emit_clip_rect( drm_radeon_private_t *dev_priv,
drm_clip_rect_t *box )
{
RING_LOCALS;
DRM_DEBUG( " box: x1=%d y1=%d x2=%d y2=%d\n",
box->x1, box->y1, box->x2, box->y2 );
BEGIN_RING( 4 );
OUT_RING( CP_PACKET0( RADEON_RE_TOP_LEFT, 0 ) );
OUT_RING( (box->y1 << 16) | box->x1 );
OUT_RING( CP_PACKET0( RADEON_RE_WIDTH_HEIGHT, 0 ) );
OUT_RING( ((box->y2 - 1) << 16) | (box->x2 - 1) );
ADVANCE_RING();
}
static inline void radeon_emit_context( drm_radeon_private_t *dev_priv )
{
drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
drm_radeon_context_regs_t *ctx = &sarea_priv->context_state;
RING_LOCALS;
DRM_DEBUG( " %s\n", __FUNCTION__ );
BEGIN_RING( 14 );
OUT_RING( CP_PACKET0( RADEON_PP_MISC, 6 ) );
OUT_RING( ctx->pp_misc );
OUT_RING( ctx->pp_fog_color );
OUT_RING( ctx->re_solid_color );
OUT_RING( ctx->rb3d_blendcntl );
OUT_RING( ctx->rb3d_depthoffset );
OUT_RING( ctx->rb3d_depthpitch );
OUT_RING( ctx->rb3d_zstencilcntl );
OUT_RING( CP_PACKET0( RADEON_PP_CNTL, 2 ) );
OUT_RING( ctx->pp_cntl );
OUT_RING( ctx->rb3d_cntl );
OUT_RING( ctx->rb3d_coloroffset );
OUT_RING( CP_PACKET0( RADEON_RB3D_COLORPITCH, 0 ) );
OUT_RING( ctx->rb3d_colorpitch );
ADVANCE_RING();
}
static inline void radeon_emit_vertfmt( drm_radeon_private_t *dev_priv )
{
drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
drm_radeon_context_regs_t *ctx = &sarea_priv->context_state;
RING_LOCALS;
DRM_DEBUG( " %s\n", __FUNCTION__ );
BEGIN_RING( 2 );
OUT_RING( CP_PACKET0( RADEON_SE_COORD_FMT, 0 ) );
OUT_RING( ctx->se_coord_fmt );
ADVANCE_RING();
}
static inline void radeon_emit_line( drm_radeon_private_t *dev_priv )
{
drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
drm_radeon_context_regs_t *ctx = &sarea_priv->context_state;
RING_LOCALS;
DRM_DEBUG( " %s\n", __FUNCTION__ );
BEGIN_RING( 5 );
OUT_RING( CP_PACKET0( RADEON_RE_LINE_PATTERN, 1 ) );
OUT_RING( ctx->re_line_pattern );
OUT_RING( ctx->re_line_state );
OUT_RING( CP_PACKET0( RADEON_SE_LINE_WIDTH, 0 ) );
OUT_RING( ctx->se_line_width );
ADVANCE_RING();
}
static inline void radeon_emit_bumpmap( drm_radeon_private_t *dev_priv )
{
drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
drm_radeon_context_regs_t *ctx = &sarea_priv->context_state;
RING_LOCALS;
DRM_DEBUG( " %s\n", __FUNCTION__ );
BEGIN_RING( 5 );
OUT_RING( CP_PACKET0( RADEON_PP_LUM_MATRIX, 0 ) );
OUT_RING( ctx->pp_lum_matrix );
OUT_RING( CP_PACKET0( RADEON_PP_ROT_MATRIX_0, 1 ) );
OUT_RING( ctx->pp_rot_matrix_0 );
OUT_RING( ctx->pp_rot_matrix_1 );
ADVANCE_RING();
}
static inline void radeon_emit_masks( drm_radeon_private_t *dev_priv )
{
drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
drm_radeon_context_regs_t *ctx = &sarea_priv->context_state;
RING_LOCALS;
DRM_DEBUG( " %s\n", __FUNCTION__ );
BEGIN_RING( 4 );
OUT_RING( CP_PACKET0( RADEON_RB3D_STENCILREFMASK, 2 ) );
OUT_RING( ctx->rb3d_stencilrefmask );
OUT_RING( ctx->rb3d_ropcntl );
OUT_RING( ctx->rb3d_planemask );
ADVANCE_RING();
}
static inline void radeon_emit_viewport( drm_radeon_private_t *dev_priv )
{
drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
drm_radeon_context_regs_t *ctx = &sarea_priv->context_state;
RING_LOCALS;
DRM_DEBUG( " %s\n", __FUNCTION__ );
BEGIN_RING( 7 );
OUT_RING( CP_PACKET0( RADEON_SE_VPORT_XSCALE, 5 ) );
OUT_RING( ctx->se_vport_xscale );
OUT_RING( ctx->se_vport_xoffset );
OUT_RING( ctx->se_vport_yscale );
OUT_RING( ctx->se_vport_yoffset );
OUT_RING( ctx->se_vport_zscale );
OUT_RING( ctx->se_vport_zoffset );
ADVANCE_RING();
}
static inline void radeon_emit_setup( drm_radeon_private_t *dev_priv )
{
drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
drm_radeon_context_regs_t *ctx = &sarea_priv->context_state;
RING_LOCALS;
DRM_DEBUG( " %s\n", __FUNCTION__ );
BEGIN_RING( 4 );
OUT_RING( CP_PACKET0( RADEON_SE_CNTL, 0 ) );
OUT_RING( ctx->se_cntl );
OUT_RING( CP_PACKET0( RADEON_SE_CNTL_STATUS, 0 ) );
OUT_RING( ctx->se_cntl_status );
ADVANCE_RING();
}
static inline void radeon_emit_tcl( drm_radeon_private_t *dev_priv )
{
#ifdef TCL_ENABLE
drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
drm_radeon_context_regs_t *ctx = &sarea_priv->context_state;
RING_LOCALS;
DRM_DEBUG( " %s\n", __FUNCTION__ );
BEGIN_RING( 29 );
OUT_RING( CP_PACKET0( RADEON_SE_TCL_MATERIAL_EMMISSIVE_RED, 27 ) );
OUT_RING( ctx->se_tcl_material_emmissive.red );
OUT_RING( ctx->se_tcl_material_emmissive.green );
OUT_RING( ctx->se_tcl_material_emmissive.blue );
OUT_RING( ctx->se_tcl_material_emmissive.alpha );
OUT_RING( ctx->se_tcl_material_ambient.red );
OUT_RING( ctx->se_tcl_material_ambient.green );
OUT_RING( ctx->se_tcl_material_ambient.blue );
OUT_RING( ctx->se_tcl_material_ambient.alpha );
OUT_RING( ctx->se_tcl_material_diffuse.red );
OUT_RING( ctx->se_tcl_material_diffuse.green );
OUT_RING( ctx->se_tcl_material_diffuse.blue );
OUT_RING( ctx->se_tcl_material_diffuse.alpha );
OUT_RING( ctx->se_tcl_material_specular.red );
OUT_RING( ctx->se_tcl_material_specular.green );
OUT_RING( ctx->se_tcl_material_specular.blue );
OUT_RING( ctx->se_tcl_material_specular.alpha );
OUT_RING( ctx->se_tcl_shininess );
OUT_RING( ctx->se_tcl_output_vtx_fmt );
OUT_RING( ctx->se_tcl_output_vtx_sel );
OUT_RING( ctx->se_tcl_matrix_select_0 );
OUT_RING( ctx->se_tcl_matrix_select_1 );
OUT_RING( ctx->se_tcl_ucp_vert_blend_ctl );
OUT_RING( ctx->se_tcl_texture_proc_ctl );
OUT_RING( ctx->se_tcl_light_model_ctl );
for ( i = 0 ; i < 4 ; i++ ) {
OUT_RING( ctx->se_tcl_per_light_ctl[i] );
}
ADVANCE_RING();
#else
DRM_ERROR( "TCL not enabled!\n" );
#endif
}
static inline void radeon_emit_misc( drm_radeon_private_t *dev_priv )
{
drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
drm_radeon_context_regs_t *ctx = &sarea_priv->context_state;
RING_LOCALS;
DRM_DEBUG( " %s\n", __FUNCTION__ );
BEGIN_RING( 2 );
OUT_RING( CP_PACKET0( RADEON_RE_MISC, 0 ) );
OUT_RING( ctx->re_misc );
ADVANCE_RING();
}
static inline void radeon_emit_tex0( drm_radeon_private_t *dev_priv )
{
drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
drm_radeon_texture_regs_t *tex = &sarea_priv->tex_state[0];
RING_LOCALS;
DRM_DEBUG( " %s: offset=0x%x\n", __FUNCTION__, tex->pp_txoffset );
BEGIN_RING( 9 );
OUT_RING( CP_PACKET0( RADEON_PP_TXFILTER_0, 5 ) );
OUT_RING( tex->pp_txfilter );
OUT_RING( tex->pp_txformat );
OUT_RING( tex->pp_txoffset );
OUT_RING( tex->pp_txcblend );
OUT_RING( tex->pp_txablend );
OUT_RING( tex->pp_tfactor );
OUT_RING( CP_PACKET0( RADEON_PP_BORDER_COLOR_0, 0 ) );
OUT_RING( tex->pp_border_color );
ADVANCE_RING();
}
static inline void radeon_emit_tex1( drm_radeon_private_t *dev_priv )
{
drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
drm_radeon_texture_regs_t *tex = &sarea_priv->tex_state[1];
RING_LOCALS;
DRM_DEBUG( " %s: offset=0x%x\n", __FUNCTION__, tex->pp_txoffset );
BEGIN_RING( 9 );
OUT_RING( CP_PACKET0( RADEON_PP_TXFILTER_1, 5 ) );
OUT_RING( tex->pp_txfilter );
OUT_RING( tex->pp_txformat );
OUT_RING( tex->pp_txoffset );
OUT_RING( tex->pp_txcblend );
OUT_RING( tex->pp_txablend );
OUT_RING( tex->pp_tfactor );
OUT_RING( CP_PACKET0( RADEON_PP_BORDER_COLOR_1, 0 ) );
OUT_RING( tex->pp_border_color );
ADVANCE_RING();
}
static inline void radeon_emit_tex2( drm_radeon_private_t *dev_priv )
{
drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
drm_radeon_texture_regs_t *tex = &sarea_priv->tex_state[2];
RING_LOCALS;
DRM_DEBUG( " %s\n", __FUNCTION__ );
BEGIN_RING( 9 );
OUT_RING( CP_PACKET0( RADEON_PP_TXFILTER_2, 5 ) );
OUT_RING( tex->pp_txfilter );
OUT_RING( tex->pp_txformat );
OUT_RING( tex->pp_txoffset );
OUT_RING( tex->pp_txcblend );
OUT_RING( tex->pp_txablend );
OUT_RING( tex->pp_tfactor );
OUT_RING( CP_PACKET0( RADEON_PP_BORDER_COLOR_2, 0 ) );
OUT_RING( tex->pp_border_color );
ADVANCE_RING();
}
static inline void radeon_emit_state( drm_radeon_private_t *dev_priv )
{
drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
unsigned int dirty = sarea_priv->dirty;
DRM_DEBUG( "%s: dirty=0x%08x\n", __FUNCTION__, dirty );
if ( dirty & RADEON_UPLOAD_CONTEXT ) {
radeon_emit_context( dev_priv );
sarea_priv->dirty &= ~RADEON_UPLOAD_CONTEXT;
}
if ( dirty & RADEON_UPLOAD_VERTFMT ) {
radeon_emit_vertfmt( dev_priv );
sarea_priv->dirty &= ~RADEON_UPLOAD_VERTFMT;
}
if ( dirty & RADEON_UPLOAD_LINE ) {
radeon_emit_line( dev_priv );
sarea_priv->dirty &= ~RADEON_UPLOAD_LINE;
}
if ( dirty & RADEON_UPLOAD_BUMPMAP ) {
radeon_emit_bumpmap( dev_priv );
sarea_priv->dirty &= ~RADEON_UPLOAD_BUMPMAP;
}
if ( dirty & RADEON_UPLOAD_MASKS ) {
radeon_emit_masks( dev_priv );
sarea_priv->dirty &= ~RADEON_UPLOAD_MASKS;
}
if ( dirty & RADEON_UPLOAD_VIEWPORT ) {
radeon_emit_viewport( dev_priv );
sarea_priv->dirty &= ~RADEON_UPLOAD_VIEWPORT;
}
if ( dirty & RADEON_UPLOAD_SETUP ) {
radeon_emit_setup( dev_priv );
sarea_priv->dirty &= ~RADEON_UPLOAD_SETUP;
}
if ( dirty & RADEON_UPLOAD_TCL ) {
#ifdef TCL_ENABLE
radeon_emit_tcl( dev_priv );
#endif
sarea_priv->dirty &= ~RADEON_UPLOAD_TCL;
}
if ( dirty & RADEON_UPLOAD_MISC ) {
radeon_emit_misc( dev_priv );
sarea_priv->dirty &= ~RADEON_UPLOAD_MISC;
}
if ( dirty & RADEON_UPLOAD_TEX0 ) {
radeon_emit_tex0( dev_priv );
sarea_priv->dirty &= ~RADEON_UPLOAD_TEX0;
}
if ( dirty & RADEON_UPLOAD_TEX1 ) {
radeon_emit_tex1( dev_priv );
sarea_priv->dirty &= ~RADEON_UPLOAD_TEX1;
}
if ( dirty & RADEON_UPLOAD_TEX2 ) {
#if 0
radeon_emit_tex2( dev_priv );
#endif
sarea_priv->dirty &= ~RADEON_UPLOAD_TEX2;
}
sarea_priv->dirty &= ~(RADEON_UPLOAD_TEX0IMAGES |
RADEON_UPLOAD_TEX1IMAGES |
RADEON_UPLOAD_TEX2IMAGES |
RADEON_REQUIRE_QUIESCENCE);
}
#if RADEON_PERFORMANCE_BOXES
/* ================================================================
* Performance monitoring functions
*/
static void radeon_clear_box( drm_radeon_private_t *dev_priv,
int x, int y, int w, int h,
int r, int g, int b )
{
u32 pitch, offset;
u32 color;
RING_LOCALS;
switch ( dev_priv->color_fmt ) {
case RADEON_COLOR_FORMAT_RGB565:
color = (((r & 0xf8) << 8) |
((g & 0xfc) << 3) |
((b & 0xf8) >> 3));
break;
case RADEON_COLOR_FORMAT_ARGB8888:
default:
color = (((0xff) << 24) | (r << 16) | (g << 8) | b);
break;
}
offset = dev_priv->back_offset;
pitch = dev_priv->back_pitch >> 3;
BEGIN_RING( 6 );
OUT_RING( CP_PACKET3( RADEON_CNTL_PAINT_MULTI, 4 ) );
OUT_RING( RADEON_GMC_DST_PITCH_OFFSET_CNTL |
RADEON_GMC_BRUSH_SOLID_COLOR |
(dev_priv->color_fmt << 8) |
RADEON_GMC_SRC_DATATYPE_COLOR |
RADEON_ROP3_P |
RADEON_GMC_CLR_CMP_CNTL_DIS );
OUT_RING( (pitch << 22) | (offset >> 5) );
OUT_RING( color );
OUT_RING( (x << 16) | y );
OUT_RING( (w << 16) | h );
ADVANCE_RING();
}
static void radeon_cp_performance_boxes( drm_radeon_private_t *dev_priv )
{
if ( atomic_read( &dev_priv->idle_count ) == 0 ) {
radeon_clear_box( dev_priv, 64, 4, 8, 8, 0, 255, 0 );
} else {
atomic_set( &dev_priv->idle_count, 0 );
}
}
#endif
/* ================================================================
* CP command dispatch functions
*/
static void radeon_print_dirty( const char *msg, unsigned int flags )
{
DRM_DEBUG( "%s: (0x%x) %s%s%s%s%s%s%s%s%s%s%s%s%s%s\n",
msg,
flags,
(flags & RADEON_UPLOAD_CONTEXT) ? "context, " : "",
(flags & RADEON_UPLOAD_VERTFMT) ? "vertfmt, " : "",
(flags & RADEON_UPLOAD_LINE) ? "line, " : "",
(flags & RADEON_UPLOAD_BUMPMAP) ? "bumpmap, " : "",
(flags & RADEON_UPLOAD_MASKS) ? "masks, " : "",
(flags & RADEON_UPLOAD_VIEWPORT) ? "viewport, " : "",
(flags & RADEON_UPLOAD_SETUP) ? "setup, " : "",
(flags & RADEON_UPLOAD_TCL) ? "tcl, " : "",
(flags & RADEON_UPLOAD_MISC) ? "misc, " : "",
(flags & RADEON_UPLOAD_TEX0) ? "tex0, " : "",
(flags & RADEON_UPLOAD_TEX1) ? "tex1, " : "",
(flags & RADEON_UPLOAD_TEX2) ? "tex2, " : "",
(flags & RADEON_UPLOAD_CLIPRECTS) ? "cliprects, " : "",
(flags & RADEON_REQUIRE_QUIESCENCE) ? "quiescence, " : "" );
}
static void radeon_cp_dispatch_clear( drm_device_t *dev,
drm_radeon_clear_t *clear )
{
drm_radeon_private_t *dev_priv = dev->dev_private;
drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
int nbox = sarea_priv->nbox;
drm_clip_rect_t *pbox = sarea_priv->boxes;
unsigned int flags = clear->flags;
int i;
RING_LOCALS;
DRM_DEBUG( "%s\n", __FUNCTION__ );
radeon_update_ring_snapshot( dev_priv );
if ( dev_priv->page_flipping && dev_priv->current_page == 1 ) {
unsigned int tmp = flags;
flags &= ~(RADEON_FRONT | RADEON_BACK);
if ( tmp & RADEON_FRONT ) flags |= RADEON_BACK;
if ( tmp & RADEON_BACK ) flags |= RADEON_FRONT;
}
for ( i = 0 ; i < nbox ; i++ ) {
int x = pbox[i].x1;
int y = pbox[i].y1;
int w = pbox[i].x2 - x;
int h = pbox[i].y2 - y;
DRM_DEBUG( "dispatch clear %d,%d-%d,%d flags 0x%x\n",
x, y, w, h, flags );
if ( flags & (RADEON_FRONT | RADEON_BACK) ) {
BEGIN_RING( 4 );
/* Ensure the 3D stream is idle before doing a
* 2D fill to clear the front or back buffer.
*/
RADEON_WAIT_UNTIL_3D_IDLE();
OUT_RING( CP_PACKET0( RADEON_DP_WRITE_MASK, 0 ) );
OUT_RING( sarea_priv->context_state.rb3d_planemask );
ADVANCE_RING();
/* Make sure we restore the 3D state next time.
*/
dev_priv->sarea_priv->dirty |= (RADEON_UPLOAD_CONTEXT |
RADEON_UPLOAD_MASKS);
}
if ( flags & RADEON_FRONT ) {
BEGIN_RING( 6 );
OUT_RING( CP_PACKET3( RADEON_CNTL_PAINT_MULTI, 4 ) );
OUT_RING( RADEON_GMC_DST_PITCH_OFFSET_CNTL |
RADEON_GMC_BRUSH_SOLID_COLOR |
(dev_priv->color_fmt << 8) |
RADEON_GMC_SRC_DATATYPE_COLOR |
RADEON_ROP3_P |
RADEON_GMC_CLR_CMP_CNTL_DIS );
OUT_RING( dev_priv->front_pitch_offset );
OUT_RING( clear->clear_color );
OUT_RING( (x << 16) | y );
OUT_RING( (w << 16) | h );
ADVANCE_RING();
}
if ( flags & RADEON_BACK ) {
BEGIN_RING( 6 );
OUT_RING( CP_PACKET3( RADEON_CNTL_PAINT_MULTI, 4 ) );
OUT_RING( RADEON_GMC_DST_PITCH_OFFSET_CNTL |
RADEON_GMC_BRUSH_SOLID_COLOR |
(dev_priv->color_fmt << 8) |
RADEON_GMC_SRC_DATATYPE_COLOR |
RADEON_ROP3_P |
RADEON_GMC_CLR_CMP_CNTL_DIS );
OUT_RING( dev_priv->back_pitch_offset );
OUT_RING( clear->clear_color );
OUT_RING( (x << 16) | y );
OUT_RING( (w << 16) | h );
ADVANCE_RING();
}
if ( flags & RADEON_DEPTH ) {
drm_radeon_depth_clear_t *depth_clear =
&dev_priv->depth_clear;
if ( sarea_priv->dirty & ~RADEON_UPLOAD_CLIPRECTS ) {
radeon_emit_state( dev_priv );
}
/* FIXME: Render a rectangle to clear the depth
* buffer. So much for those "fast Z clears"...
*/
BEGIN_RING( 23 );
RADEON_WAIT_UNTIL_2D_IDLE();
OUT_RING( CP_PACKET0( RADEON_PP_CNTL, 1 ) );
OUT_RING( 0x00000000 );
OUT_RING( depth_clear->rb3d_cntl );
OUT_RING( CP_PACKET0( RADEON_RB3D_ZSTENCILCNTL, 0 ) );
OUT_RING( depth_clear->rb3d_zstencilcntl );
OUT_RING( CP_PACKET0( RADEON_RB3D_PLANEMASK, 0 ) );
OUT_RING( 0x00000000 );
OUT_RING( CP_PACKET0( RADEON_SE_CNTL, 0 ) );
OUT_RING( depth_clear->se_cntl );
OUT_RING( CP_PACKET3( RADEON_3D_DRAW_IMMD, 10 ) );
OUT_RING( RADEON_VTX_Z_PRESENT );
OUT_RING( (RADEON_PRIM_TYPE_RECT_LIST |
RADEON_PRIM_WALK_RING |
RADEON_MAOS_ENABLE |
RADEON_VTX_FMT_RADEON_MODE |
(3 << RADEON_NUM_VERTICES_SHIFT)) );
OUT_RING( clear->rect.ui[CLEAR_X1] );
OUT_RING( clear->rect.ui[CLEAR_Y1] );
OUT_RING( clear->rect.ui[CLEAR_DEPTH] );
OUT_RING( clear->rect.ui[CLEAR_X1] );
OUT_RING( clear->rect.ui[CLEAR_Y2] );
OUT_RING( clear->rect.ui[CLEAR_DEPTH] );
OUT_RING( clear->rect.ui[CLEAR_X2] );
OUT_RING( clear->rect.ui[CLEAR_Y2] );
OUT_RING( clear->rect.ui[CLEAR_DEPTH] );
ADVANCE_RING();
/* Make sure we restore the 3D state next time.
*/
dev_priv->sarea_priv->dirty |= (RADEON_UPLOAD_CONTEXT |
RADEON_UPLOAD_SETUP |
RADEON_UPLOAD_MASKS);
}
}
/* Increment the clear counter. The client-side 3D driver must
* wait on this value before performing the clear ioctl. We
* need this because the card's so damned fast...
*/
dev_priv->sarea_priv->last_clear++;
BEGIN_RING( 4 );
RADEON_CLEAR_AGE( dev_priv->sarea_priv->last_clear );
RADEON_WAIT_UNTIL_IDLE();
ADVANCE_RING();
}
static void radeon_cp_dispatch_swap( drm_device_t *dev )
{
drm_radeon_private_t *dev_priv = dev->dev_private;
drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
int nbox = sarea_priv->nbox;
drm_clip_rect_t *pbox = sarea_priv->boxes;
int i;
RING_LOCALS;
DRM_DEBUG( "%s\n", __FUNCTION__ );
radeon_update_ring_snapshot( dev_priv );
#if RADEON_PERFORMANCE_BOXES
/* Do some trivial performance monitoring...
*/
radeon_cp_performance_boxes( dev_priv );
#endif
/* Wait for the 3D stream to idle before dispatching the bitblt.
* This will prevent data corruption between the two streams.
*/
BEGIN_RING( 2 );
RADEON_WAIT_UNTIL_3D_IDLE();
ADVANCE_RING();
for ( i = 0 ; i < nbox ; i++ ) {
int x = pbox[i].x1;
int y = pbox[i].y1;
int w = pbox[i].x2 - x;
int h = pbox[i].y2 - y;
DRM_DEBUG( "dispatch swap %d,%d-%d,%d\n",
x, y, w, h );
BEGIN_RING( 7 );
OUT_RING( CP_PACKET3( RADEON_CNTL_BITBLT_MULTI, 5 ) );
OUT_RING( RADEON_GMC_SRC_PITCH_OFFSET_CNTL |
RADEON_GMC_DST_PITCH_OFFSET_CNTL |
RADEON_GMC_BRUSH_NONE |
(dev_priv->color_fmt << 8) |
RADEON_GMC_SRC_DATATYPE_COLOR |
RADEON_ROP3_S |
RADEON_DP_SRC_SOURCE_MEMORY |
RADEON_GMC_CLR_CMP_CNTL_DIS |
RADEON_GMC_WR_MSK_DIS );
OUT_RING( dev_priv->back_pitch_offset );
OUT_RING( dev_priv->front_pitch_offset );
OUT_RING( (x << 16) | y );
OUT_RING( (x << 16) | y );
OUT_RING( (w << 16) | h );
ADVANCE_RING();
}
/* Increment the frame counter. The client-side 3D driver must
* throttle the framerate by waiting for this value before
* performing the swapbuffer ioctl.
*/
dev_priv->sarea_priv->last_frame++;
BEGIN_RING( 4 );
RADEON_FRAME_AGE( dev_priv->sarea_priv->last_frame );
RADEON_WAIT_UNTIL_2D_IDLE();
ADVANCE_RING();
}
static void radeon_cp_dispatch_flip( drm_device_t *dev )
{
drm_radeon_private_t *dev_priv = dev->dev_private;
RING_LOCALS;
DRM_DEBUG( "%s: page=%d\n", __FUNCTION__, dev_priv->current_page );
radeon_update_ring_snapshot( dev_priv );
#if RADEON_PERFORMANCE_BOXES
/* Do some trivial performance monitoring...
*/
radeon_cp_performance_boxes( dev_priv );
#endif
BEGIN_RING( 6 );
RADEON_WAIT_UNTIL_3D_IDLE();
RADEON_WAIT_UNTIL_PAGE_FLIPPED();
OUT_RING( CP_PACKET0( RADEON_CRTC_OFFSET, 0 ) );
if ( dev_priv->current_page == 0 ) {
OUT_RING( dev_priv->back_offset );
dev_priv->current_page = 1;
} else {
OUT_RING( dev_priv->front_offset );
dev_priv->current_page = 0;
}
ADVANCE_RING();
/* Increment the frame counter. The client-side 3D driver must
* throttle the framerate by waiting for this value before
* performing the swapbuffer ioctl.
*/
dev_priv->sarea_priv->last_frame++;
BEGIN_RING( 2 );
RADEON_FRAME_AGE( dev_priv->sarea_priv->last_frame );
ADVANCE_RING();
}
static void radeon_cp_dispatch_vertex( drm_device_t *dev,
drm_buf_t *buf )
{
drm_radeon_private_t *dev_priv = dev->dev_private;
drm_radeon_buf_priv_t *buf_priv = buf->dev_private;
drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
int format = sarea_priv->vc_format;
int offset = dev_priv->agp_buffers_offset + buf->offset;
int size = buf->used;
int prim = buf_priv->prim;
int i = 0;
RING_LOCALS;
DRM_DEBUG( "%s: nbox=%d\n", __FUNCTION__, sarea_priv->nbox );
radeon_update_ring_snapshot( dev_priv );
if ( 1 )
radeon_print_dirty( "dispatch_vertex", sarea_priv->dirty );
if ( buf->used ) {
buf_priv->dispatched = 1;
if ( sarea_priv->dirty & ~RADEON_UPLOAD_CLIPRECTS ) {
radeon_emit_state( dev_priv );
}
do {
/* Emit the next set of up to three cliprects */
if ( i < sarea_priv->nbox ) {
radeon_emit_clip_rect( dev_priv,
&sarea_priv->boxes[i] );
}
/* Emit the vertex buffer rendering commands */
BEGIN_RING( 5 );
OUT_RING( CP_PACKET3( RADEON_3D_RNDR_GEN_INDX_PRIM, 3 ) );
OUT_RING( offset );
OUT_RING( size );
OUT_RING( format );
OUT_RING( prim | RADEON_PRIM_WALK_LIST |
RADEON_COLOR_ORDER_RGBA |
RADEON_VTX_FMT_RADEON_MODE |
(size << RADEON_NUM_VERTICES_SHIFT) );
ADVANCE_RING();
i++;
} while ( i < sarea_priv->nbox );
}
if ( buf_priv->discard ) {
buf_priv->age = dev_priv->sarea_priv->last_dispatch;
/* Emit the vertex buffer age */
BEGIN_RING( 2 );
RADEON_DISPATCH_AGE( buf_priv->age );
ADVANCE_RING();
buf->pending = 1;
buf->used = 0;
/* FIXME: Check dispatched field */
buf_priv->dispatched = 0;
}
dev_priv->sarea_priv->last_dispatch++;
sarea_priv->dirty &= ~RADEON_UPLOAD_CLIPRECTS;
sarea_priv->nbox = 0;
}
static void radeon_cp_dispatch_indirect( drm_device_t *dev,
drm_buf_t *buf,
int start, int end )
{
drm_radeon_private_t *dev_priv = dev->dev_private;
drm_radeon_buf_priv_t *buf_priv = buf->dev_private;
RING_LOCALS;
DRM_DEBUG( "indirect: buf=%d s=0x%x e=0x%x\n",
buf->idx, start, end );
radeon_update_ring_snapshot( dev_priv );
if ( start != end ) {
int offset = (dev_priv->agp_buffers_offset
+ buf->offset + start);
int dwords = (end - start + 3) / sizeof(u32);
/* Indirect buffer data must be an even number of
* dwords, so if we've been given an odd number we must
* pad the data with a Type-2 CP packet.
*/
if ( dwords & 1 ) {
u32 *data = (u32 *)
((char *)dev_priv->buffers->handle
+ buf->offset + start);
data[dwords++] = RADEON_CP_PACKET2;
}
buf_priv->dispatched = 1;
/* Fire off the indirect buffer */
BEGIN_RING( 3 );
OUT_RING( CP_PACKET0( RADEON_CP_IB_BASE, 1 ) );
OUT_RING( offset );
OUT_RING( dwords );
ADVANCE_RING();
}
if ( buf_priv->discard ) {
buf_priv->age = dev_priv->sarea_priv->last_dispatch;
/* Emit the indirect buffer age */
BEGIN_RING( 2 );
RADEON_DISPATCH_AGE( buf_priv->age );
ADVANCE_RING();
buf->pending = 1;
buf->used = 0;
/* FIXME: Check dispatched field */
buf_priv->dispatched = 0;
}
dev_priv->sarea_priv->last_dispatch++;
}
static void radeon_cp_dispatch_indices( drm_device_t *dev,
drm_buf_t *buf,
int start, int end,
int count )
{
drm_radeon_private_t *dev_priv = dev->dev_private;
drm_radeon_buf_priv_t *buf_priv = buf->dev_private;
drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
int format = sarea_priv->vc_format;
int offset = dev_priv->agp_buffers_offset;
int prim = buf_priv->prim;
u32 *data;
int dwords;
int i = 0;
RING_LOCALS;
DRM_DEBUG( "indices: s=%d e=%d c=%d\n", start, end, count );
radeon_update_ring_snapshot( dev_priv );
if ( 0 )
radeon_print_dirty( "dispatch_indices", sarea_priv->dirty );
if ( start != end ) {
buf_priv->dispatched = 1;
if ( sarea_priv->dirty & ~RADEON_UPLOAD_CLIPRECTS ) {
radeon_emit_state( dev_priv );
}
dwords = (end - start + 3) / sizeof(u32);
data = (u32 *)((char *)dev_priv->buffers->handle
+ buf->offset + start);
data[0] = CP_PACKET3( RADEON_3D_RNDR_GEN_INDX_PRIM, dwords-2 );
data[1] = offset;
data[2] = RADEON_MAX_VB_VERTS;
data[3] = format;
data[4] = (prim | RADEON_PRIM_WALK_IND |
RADEON_COLOR_ORDER_RGBA |
RADEON_VTX_FMT_RADEON_MODE |
(count << RADEON_NUM_VERTICES_SHIFT) );
if ( count & 0x1 ) {
data[dwords-1] &= 0x0000ffff;
}
do {
/* Emit the next set of up to three cliprects */
if ( i < sarea_priv->nbox ) {
radeon_emit_clip_rect( dev_priv,
&sarea_priv->boxes[i] );
}
radeon_cp_dispatch_indirect( dev, buf, start, end );
i++;
} while ( i < sarea_priv->nbox );
}
if ( buf_priv->discard ) {
buf_priv->age = dev_priv->sarea_priv->last_dispatch;
/* Emit the vertex buffer age */
BEGIN_RING( 2 );
RADEON_DISPATCH_AGE( buf_priv->age );
ADVANCE_RING();
buf->pending = 1;
/* FIXME: Check dispatched field */
buf_priv->dispatched = 0;
}
dev_priv->sarea_priv->last_dispatch++;
sarea_priv->dirty &= ~RADEON_UPLOAD_CLIPRECTS;
sarea_priv->nbox = 0;
}
static int radeon_cp_dispatch_blit( drm_device_t *dev,
drm_radeon_blit_t *blit )
{
drm_radeon_private_t *dev_priv = dev->dev_private;
drm_device_dma_t *dma = dev->dma;
drm_buf_t *buf;
drm_radeon_buf_priv_t *buf_priv;
u32 format;
u32 *data;
int dword_shift, dwords;
RING_LOCALS;
DRM_DEBUG( "blit: ofs=0x%x p=%d f=%d x=%hd y=%hd w=%hd h=%hd\n",
blit->offset >> 10, blit->pitch, blit->format,
blit->x, blit->y, blit->width, blit->height );
radeon_update_ring_snapshot( dev_priv );
/* The compiler won't optimize away a division by a variable,
* even if the only legal values are powers of two. Thus, we'll
* use a shift instead.
*/
switch ( blit->format ) {
case RADEON_TXF_32BPP_ARGB8888:
case RADEON_TXF_32BPP_RGBA8888:
format = RADEON_COLOR_FORMAT_ARGB8888;
dword_shift = 0;
break;
case RADEON_TXF_16BPP_AI88:
case RADEON_TXF_16BPP_ARGB1555:
case RADEON_TXF_16BPP_RGB565:
case RADEON_TXF_16BPP_ARGB4444:
format = RADEON_COLOR_FORMAT_RGB565;
dword_shift = 1;
break;
case RADEON_TXF_8BPP_I:
case RADEON_TXF_8BPP_RGB332:
format = RADEON_COLOR_FORMAT_CI8;
dword_shift = 2;
break;
default:
DRM_ERROR( "invalid blit format %d\n", blit->format );
return -EINVAL;
}
/* Flush the pixel cache. This ensures no pixel data gets mixed
* up with the texture data from the host data blit, otherwise
* part of the texture image may be corrupted.
*/
BEGIN_RING( 4 );
RADEON_FLUSH_CACHE();
RADEON_WAIT_UNTIL_IDLE();
ADVANCE_RING();
/* Dispatch the indirect buffer.
*/
buf = dma->buflist[blit->idx];
buf_priv = buf->dev_private;
if ( buf->pid != current->pid ) {
DRM_ERROR( "process %d using buffer owned by %d\n",
current->pid, buf->pid );
return -EINVAL;
}
if ( buf->pending ) {
DRM_ERROR( "sending pending buffer %d\n", blit->idx );
return -EINVAL;
}
buf_priv->discard = 1;
dwords = (blit->width * blit->height) >> dword_shift;
if ( !dwords ) dwords = 1;
data = (u32 *)((char *)dev_priv->buffers->handle + buf->offset);
data[0] = CP_PACKET3( RADEON_CNTL_HOSTDATA_BLT, dwords + 6 );
data[1] = (RADEON_GMC_DST_PITCH_OFFSET_CNTL |
RADEON_GMC_BRUSH_NONE |
(format << 8) |
RADEON_GMC_SRC_DATATYPE_COLOR |
RADEON_ROP3_S |
RADEON_DP_SRC_SOURCE_HOST_DATA |
RADEON_GMC_CLR_CMP_CNTL_DIS |
RADEON_GMC_WR_MSK_DIS);
data[2] = (blit->pitch << 22) | (blit->offset >> 10);
data[3] = 0xffffffff;
data[4] = 0xffffffff;
data[5] = (blit->y << 16) | blit->x;
data[6] = (blit->height << 16) | blit->width;
data[7] = dwords;
buf->used = (dwords + 8) * sizeof(u32);
radeon_cp_dispatch_indirect( dev, buf, 0, buf->used );
/* Flush the pixel cache after the blit completes. This ensures
* the texture data is written out to memory before rendering
* continues.
*/
BEGIN_RING( 4 );
RADEON_FLUSH_CACHE();
RADEON_WAIT_UNTIL_2D_IDLE();
ADVANCE_RING();
return 0;
}
static void radeon_cp_dispatch_stipple( drm_device_t *dev, u32 *stipple )
{
drm_radeon_private_t *dev_priv = dev->dev_private;
int i;
RING_LOCALS;
DRM_DEBUG( "%s\n", __FUNCTION__ );
radeon_update_ring_snapshot( dev_priv );
BEGIN_RING( 35 );
OUT_RING( CP_PACKET0( RADEON_RE_STIPPLE_ADDR, 0 ) );
OUT_RING( 0x00000000 );
OUT_RING( CP_PACKET0_TABLE( RADEON_RE_STIPPLE_DATA, 31 ) );
for ( i = 0 ; i < 32 ; i++ ) {
OUT_RING( stipple[i] );
}
ADVANCE_RING();
}
/* ================================================================
* IOCTL functions
*/
int radeon_cp_clear( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg )
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
drm_radeon_private_t *dev_priv = dev->dev_private;
drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
drm_radeon_clear_t clear;
DRM_DEBUG( "%s\n", __FUNCTION__ );
if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) ||
dev->lock.pid != current->pid ) {
DRM_ERROR( "%s called without lock held\n", __FUNCTION__ );
return -EINVAL;
}
if ( copy_from_user( &clear, (drm_radeon_clear_t *) arg,
sizeof(clear) ) )
return -EFAULT;
if ( sarea_priv->nbox > RADEON_NR_SAREA_CLIPRECTS )
sarea_priv->nbox = RADEON_NR_SAREA_CLIPRECTS;
radeon_cp_dispatch_clear( dev, &clear );
return 0;
}
int radeon_cp_swap( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg )
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
drm_radeon_private_t *dev_priv = dev->dev_private;
drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
DRM_DEBUG( "%s\n", __FUNCTION__ );
if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) ||
dev->lock.pid != current->pid ) {
DRM_ERROR( "%s called without lock held\n", __FUNCTION__ );
return -EINVAL;
}
if ( sarea_priv->nbox > RADEON_NR_SAREA_CLIPRECTS )
sarea_priv->nbox = RADEON_NR_SAREA_CLIPRECTS;
if ( !dev_priv->page_flipping ) {
radeon_cp_dispatch_swap( dev );
dev_priv->sarea_priv->dirty |= (RADEON_UPLOAD_CONTEXT |
RADEON_UPLOAD_MASKS);
} else {
radeon_cp_dispatch_flip( dev );
}
return 0;
}
int radeon_cp_vertex( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg )
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
drm_radeon_private_t *dev_priv = dev->dev_private;
drm_device_dma_t *dma = dev->dma;
drm_buf_t *buf;
drm_radeon_buf_priv_t *buf_priv;
drm_radeon_vertex_t vertex;
if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) ||
dev->lock.pid != current->pid ) {
DRM_ERROR( "%s called without lock held\n", __FUNCTION__ );
return -EINVAL;
}
if ( !dev_priv || dev_priv->is_pci ) {
DRM_ERROR( "%s called with a PCI card\n", __FUNCTION__ );
return -EINVAL;
}
if ( copy_from_user( &vertex, (drm_radeon_vertex_t *)arg,
sizeof(vertex) ) )
return -EFAULT;
DRM_DEBUG( "%s: pid=%d index=%d count=%d discard=%d\n",
__FUNCTION__, current->pid,
vertex.idx, vertex.count, vertex.discard );
if ( vertex.idx < 0 || vertex.idx >= dma->buf_count ) {
DRM_ERROR( "buffer index %d (of %d max)\n",
vertex.idx, dma->buf_count - 1 );
return -EINVAL;
}
if ( vertex.prim < 0 ||
vertex.prim > RADEON_PRIM_TYPE_3VRT_LINE_LIST ) {
DRM_ERROR( "buffer prim %d\n", vertex.prim );
return -EINVAL;
}
VB_AGE_CHECK_WITH_RET( dev_priv );
buf = dma->buflist[vertex.idx];
buf_priv = buf->dev_private;
if ( buf->pid != current->pid ) {
DRM_ERROR( "process %d using buffer owned by %d\n",
current->pid, buf->pid );
return -EINVAL;
}
if ( buf->pending ) {
DRM_ERROR( "sending pending buffer %d\n", vertex.idx );
return -EINVAL;
}
buf->used = vertex.count;
buf_priv->prim = vertex.prim;
buf_priv->discard = vertex.discard;
radeon_cp_dispatch_vertex( dev, buf );
return 0;
}
int radeon_cp_indices( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg )
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
drm_radeon_private_t *dev_priv = dev->dev_private;
drm_device_dma_t *dma = dev->dma;
drm_buf_t *buf;
drm_radeon_buf_priv_t *buf_priv;
drm_radeon_indices_t elts;
int count;
if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) ||
dev->lock.pid != current->pid ) {
DRM_ERROR( "%s called without lock held\n", __FUNCTION__ );
return -EINVAL;
}
if ( !dev_priv || dev_priv->is_pci ) {
DRM_ERROR( "%s called with a PCI card\n", __FUNCTION__ );
return -EINVAL;
}
if ( copy_from_user( &elts, (drm_radeon_indices_t *)arg,
sizeof(elts) ) )
return -EFAULT;
DRM_DEBUG( "%s: pid=%d index=%d start=%d end=%d discard=%d\n",
__FUNCTION__, current->pid,
elts.idx, elts.start, elts.end, elts.discard );
if ( elts.idx < 0 || elts.idx >= dma->buf_count ) {
DRM_ERROR( "buffer index %d (of %d max)\n",
elts.idx, dma->buf_count - 1 );
return -EINVAL;
}
if ( elts.prim < 0 ||
elts.prim > RADEON_PRIM_TYPE_3VRT_LINE_LIST ) {
DRM_ERROR( "buffer prim %d\n", elts.prim );
return -EINVAL;
}
VB_AGE_CHECK_WITH_RET( dev_priv );
buf = dma->buflist[elts.idx];
buf_priv = buf->dev_private;
if ( buf->pid != current->pid ) {
DRM_ERROR( "process %d using buffer owned by %d\n",
current->pid, buf->pid );
return -EINVAL;
}
if ( buf->pending ) {
DRM_ERROR( "sending pending buffer %d\n", elts.idx );
return -EINVAL;
}
count = (elts.end - elts.start) / sizeof(u16);
elts.start -= RADEON_INDEX_PRIM_OFFSET;
if ( elts.start & 0x7 ) {
DRM_ERROR( "misaligned buffer 0x%x\n", elts.start );
return -EINVAL;
}
if ( elts.start < buf->used ) {
DRM_ERROR( "no header 0x%x - 0x%x\n", elts.start, buf->used );
return -EINVAL;
}
buf->used = elts.end;
buf_priv->prim = elts.prim;
buf_priv->discard = elts.discard;
radeon_cp_dispatch_indices( dev, buf, elts.start, elts.end, count );
return 0;
}
int radeon_cp_blit( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg )
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
drm_radeon_private_t *dev_priv = dev->dev_private;
drm_device_dma_t *dma = dev->dma;
drm_radeon_blit_t blit;
if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) ||
dev->lock.pid != current->pid ) {
DRM_ERROR( "%s called without lock held\n", __FUNCTION__ );
return -EINVAL;
}
if ( copy_from_user( &blit, (drm_radeon_blit_t *)arg,
sizeof(blit) ) )
return -EFAULT;
DRM_DEBUG( "%s: pid=%d index=%d\n",
__FUNCTION__, current->pid, blit.idx );
if ( blit.idx < 0 || blit.idx > dma->buf_count ) {
DRM_ERROR( "sending %d buffers (of %d max)\n",
blit.idx, dma->buf_count );
return -EINVAL;
}
VB_AGE_CHECK_WITH_RET( dev_priv );
return radeon_cp_dispatch_blit( dev, &blit );
}
int radeon_cp_stipple( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg )
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
drm_radeon_stipple_t stipple;
u32 mask[32];
if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) ||
dev->lock.pid != current->pid ) {
DRM_ERROR( "%s called without lock held\n", __FUNCTION__ );
return -EINVAL;
}
if ( copy_from_user( &stipple, (drm_radeon_stipple_t *)arg,
sizeof(stipple) ) )
return -EFAULT;
if ( copy_from_user( &mask, stipple.mask,
32 * sizeof(u32) ) )
return -EFAULT;
radeon_cp_dispatch_stipple( dev, mask );
return 0;
}
int radeon_cp_indirect( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg )
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
drm_radeon_private_t *dev_priv = dev->dev_private;
drm_device_dma_t *dma = dev->dma;
drm_buf_t *buf;
drm_radeon_buf_priv_t *buf_priv;
drm_radeon_indirect_t indirect;
RING_LOCALS;
if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) ||
dev->lock.pid != current->pid ) {
DRM_ERROR( "%s called without lock held\n", __FUNCTION__ );
return -EINVAL;
}
if ( !dev_priv || dev_priv->is_pci ) {
DRM_ERROR( "%s called with a PCI card\n", __FUNCTION__ );
return -EINVAL;
}
if ( copy_from_user( &indirect, (drm_radeon_indirect_t *)arg,
sizeof(indirect) ) )
return -EFAULT;
DRM_DEBUG( "indirect: idx=%d s=%d e=%d d=%d\n",
indirect.idx, indirect.start,
indirect.end, indirect.discard );
if ( indirect.idx < 0 || indirect.idx >= dma->buf_count ) {
DRM_ERROR( "buffer index %d (of %d max)\n",
indirect.idx, dma->buf_count - 1 );
return -EINVAL;
}
buf = dma->buflist[indirect.idx];
buf_priv = buf->dev_private;
if ( buf->pid != current->pid ) {
DRM_ERROR( "process %d using buffer owned by %d\n",
current->pid, buf->pid );
return -EINVAL;
}
if ( buf->pending ) {
DRM_ERROR( "sending pending buffer %d\n", indirect.idx );
return -EINVAL;
}
if ( indirect.start < buf->used ) {
DRM_ERROR( "reusing indirect: start=0x%x actual=0x%x\n",
indirect.start, buf->used );
return -EINVAL;
}
VB_AGE_CHECK_WITH_RET( dev_priv );
buf->used = indirect.end;
buf_priv->discard = indirect.discard;
/* Wait for the 3D stream to idle before the indirect buffer
* containing 2D acceleration commands is processed.
*/
BEGIN_RING( 2 );
RADEON_WAIT_UNTIL_3D_IDLE();
ADVANCE_RING();
/* Dispatch the indirect buffer full of commands from the
* X server. This is insecure and is thus only available to
* privileged clients.
*/
radeon_cp_dispatch_indirect( dev, buf, indirect.start, indirect.end );
return 0;
}
drivers/pnp/isapnp_proc.c
View file @ 6805de5d
...@@ -783,7 +783,10 @@ static int isapnp_set_card(char *line) ...@@ -783,7 +783,10 @@ static int isapnp_set_card(char *line)
unsigned int id; unsigned int id;
char index[16], value[32]; char index[16], value[32];
isapnp_info_card = NULL; if (isapnp_info_card) {
isapnp_cfg_end();
isapnp_info_card = NULL;
}
line = isapnp_get_str(index, line, sizeof(index)); line = isapnp_get_str(index, line, sizeof(index));
isapnp_get_str(value, line, sizeof(value)); isapnp_get_str(value, line, sizeof(value));
idx = idx1 = simple_strtoul(index, NULL, 0); idx = idx1 = simple_strtoul(index, NULL, 0);
...@@ -853,10 +856,7 @@ static int isapnp_set_device(char *line) ...@@ -853,10 +856,7 @@ static int isapnp_set_device(char *line)
static int isapnp_autoconfigure(void) static int isapnp_autoconfigure(void)
{ {
if (isapnp_info_device == NULL) { isapnp_cfg_end();
printk("isapnp: device is not set\n");
return 0;
}
if (isapnp_info_device->active) if (isapnp_info_device->active)
isapnp_info_device->deactivate(isapnp_info_device); isapnp_info_device->deactivate(isapnp_info_device);
if (isapnp_info_device->prepare(isapnp_info_device) < 0) { if (isapnp_info_device->prepare(isapnp_info_device) < 0) {
...@@ -867,6 +867,13 @@ static int isapnp_autoconfigure(void) ...@@ -867,6 +867,13 @@ static int isapnp_autoconfigure(void)
printk("isapnp: cannot activate device"); printk("isapnp: cannot activate device");
return 0; return 0;
} }
if (isapnp_cfg_begin(isapnp_info_card->number, -1)<0) {
printk("isapnp: configuration start sequence for card %d failed\n", isapnp_info_card->number);
isapnp_info_card = NULL;
isapnp_info_device = NULL;
return 1;
}
isapnp_device(isapnp_info_device->devfn);
return 0; return 0;
} }
......
drivers/sound/emu10k1/audio.c
View file @ 6805de5d
...@@ -375,8 +375,10 @@ static int emu10k1_audio_ioctl(struct inode *inode, struct file *file, unsigned ...@@ -375,8 +375,10 @@ static int emu10k1_audio_ioctl(struct inode *inode, struct file *file, unsigned
format = wiinst->format; format = wiinst->format;
format.samplingrate = val; format.samplingrate = val;
if (emu10k1_wavein_setformat(wave_dev, &format) < 0) if (emu10k1_wavein_setformat(wave_dev, &format) < 0) {
spin_unlock_irqrestore(&wiinst->lock, flags);
return -EINVAL; return -EINVAL;
}
val = wiinst->format.samplingrate; val = wiinst->format.samplingrate;
...@@ -393,8 +395,10 @@ static int emu10k1_audio_ioctl(struct inode *inode, struct file *file, unsigned ...@@ -393,8 +395,10 @@ static int emu10k1_audio_ioctl(struct inode *inode, struct file *file, unsigned
format = woinst->format; format = woinst->format;
format.samplingrate = val; format.samplingrate = val;
if (emu10k1_waveout_setformat(wave_dev, &format) < 0) if (emu10k1_waveout_setformat(wave_dev, &format) < 0) {
spin_unlock_irqrestore(&woinst->lock, flags);
return -EINVAL; return -EINVAL;
}
val = woinst->format.samplingrate; val = woinst->format.samplingrate;
...@@ -430,8 +434,10 @@ static int emu10k1_audio_ioctl(struct inode *inode, struct file *file, unsigned ...@@ -430,8 +434,10 @@ static int emu10k1_audio_ioctl(struct inode *inode, struct file *file, unsigned
format = wiinst->format; format = wiinst->format;
format.channels = val ? 2 : 1; format.channels = val ? 2 : 1;
if (emu10k1_wavein_setformat(wave_dev, &format) < 0) if (emu10k1_wavein_setformat(wave_dev, &format) < 0) {
spin_unlock_irqrestore(&wiinst->lock, flags);
return -EINVAL; return -EINVAL;
}
val = wiinst->format.channels - 1; val = wiinst->format.channels - 1;
...@@ -447,8 +453,10 @@ static int emu10k1_audio_ioctl(struct inode *inode, struct file *file, unsigned ...@@ -447,8 +453,10 @@ static int emu10k1_audio_ioctl(struct inode *inode, struct file *file, unsigned
format = woinst->format; format = woinst->format;
format.channels = val ? 2 : 1; format.channels = val ? 2 : 1;
if (emu10k1_waveout_setformat(wave_dev, &format) < 0) if (emu10k1_waveout_setformat(wave_dev, &format) < 0) {
spin_unlock_irqrestore(&woinst->lock, flags);
return -EINVAL; return -EINVAL;
}
val = woinst->format.channels - 1; val = woinst->format.channels - 1;
...@@ -478,8 +486,10 @@ static int emu10k1_audio_ioctl(struct inode *inode, struct file *file, unsigned ...@@ -478,8 +486,10 @@ static int emu10k1_audio_ioctl(struct inode *inode, struct file *file, unsigned
format = wiinst->format; format = wiinst->format;
format.channels = val; format.channels = val;
if (emu10k1_wavein_setformat(wave_dev, &format) < 0) if (emu10k1_wavein_setformat(wave_dev, &format) < 0) {
spin_unlock_irqrestore(&wiinst->lock, flags);
return -EINVAL; return -EINVAL;
}
val = wiinst->format.channels; val = wiinst->format.channels;
...@@ -495,8 +505,10 @@ static int emu10k1_audio_ioctl(struct inode *inode, struct file *file, unsigned ...@@ -495,8 +505,10 @@ static int emu10k1_audio_ioctl(struct inode *inode, struct file *file, unsigned
format = woinst->format; format = woinst->format;
format.channels = val; format.channels = val;
if (emu10k1_waveout_setformat(wave_dev, &format) < 0) if (emu10k1_waveout_setformat(wave_dev, &format) < 0) {
spin_unlock_irqrestore(&woinst->lock, flags);
return -EINVAL; return -EINVAL;
}
val = woinst->format.channels; val = woinst->format.channels;
...@@ -542,8 +554,10 @@ static int emu10k1_audio_ioctl(struct inode *inode, struct file *file, unsigned ...@@ -542,8 +554,10 @@ static int emu10k1_audio_ioctl(struct inode *inode, struct file *file, unsigned
format = wiinst->format; format = wiinst->format;
format.bitsperchannel = val; format.bitsperchannel = val;
if (emu10k1_wavein_setformat(wave_dev, &format) < 0) if (emu10k1_wavein_setformat(wave_dev, &format) < 0) {
spin_unlock_irqrestore(&wiinst->lock, flags);
return -EINVAL; return -EINVAL;
}
val = wiinst->format.bitsperchannel; val = wiinst->format.bitsperchannel;
...@@ -559,8 +573,10 @@ static int emu10k1_audio_ioctl(struct inode *inode, struct file *file, unsigned ...@@ -559,8 +573,10 @@ static int emu10k1_audio_ioctl(struct inode *inode, struct file *file, unsigned
format = woinst->format; format = woinst->format;
format.bitsperchannel = val; format.bitsperchannel = val;
if (emu10k1_waveout_setformat(wave_dev, &format) < 0) if (emu10k1_waveout_setformat(wave_dev, &format) < 0) {
spin_unlock_irqrestore(&woinst->lock, flags);
return -EINVAL; return -EINVAL;
}
val = woinst->format.bitsperchannel; val = woinst->format.bitsperchannel;
...@@ -968,6 +984,7 @@ static int emu10k1_audio_mmap(struct file *file, struct vm_area_struct *vma) ...@@ -968,6 +984,7 @@ static int emu10k1_audio_mmap(struct file *file, struct vm_area_struct *vma)
for (i = 0; i < woinst->buffer.pages; i++) { for (i = 0; i < woinst->buffer.pages; i++) {
if (remap_page_range(vma->vm_start + (i * PAGE_SIZE), virt_to_phys(woinst->buffer.addr[i]), PAGE_SIZE, vma->vm_page_prot)) { if (remap_page_range(vma->vm_start + (i * PAGE_SIZE), virt_to_phys(woinst->buffer.addr[i]), PAGE_SIZE, vma->vm_page_prot)) {
spin_unlock_irqrestore(&woinst->lock, flags); spin_unlock_irqrestore(&woinst->lock, flags);
unlock_kernel();
return -EAGAIN; return -EAGAIN;
} }
} }
......
drivers/video/vfb.c
View file @ 6805de5d
...@@ -461,7 +461,7 @@ static u_long get_line_length(int xres_virtual, int bpp) ...@@ -461,7 +461,7 @@ static u_long get_line_length(int xres_virtual, int bpp)
{ {
u_long length; u_long length;
length = (xres_virtual+bpp-1)/bpp; length = xres_virtual*bpp;
length = (length+31)&-32; length = (length+31)&-32;
length >>= 3; length >>= 3;
return(length); return(length);
......
fs/hpfs/inode.c
View file @ 6805de5d
...@@ -299,6 +299,7 @@ int hpfs_notify_change(struct dentry *dentry, struct iattr *attr) ...@@ -299,6 +299,7 @@ int hpfs_notify_change(struct dentry *dentry, struct iattr *attr)
{ {
struct inode *inode = dentry->d_inode; struct inode *inode = dentry->d_inode;
int error; int error;
if (attr->ia_valid & ATTR_SIZE && attr->ia_size > inode->i_size) return -EPERM;
if (inode->i_sb->s_hpfs_root == inode->i_ino) return -EINVAL; if (inode->i_sb->s_hpfs_root == inode->i_ino) return -EINVAL;
if ((error = inode_change_ok(inode, attr))) return error; if ((error = inode_change_ok(inode, attr))) return error;
inode_setattr(inode, attr); inode_setattr(inode, attr);
......
include/linux/blk.h
View file @ 6805de5d
...@@ -318,7 +318,7 @@ static void floppy_off(unsigned int nr); ...@@ -318,7 +318,7 @@ static void floppy_off(unsigned int nr);
#define DEVICE_NAME "ida" #define DEVICE_NAME "ida"
#define TIMEOUT_VALUE (25*HZ) #define TIMEOUT_VALUE (25*HZ)
#define DEVICE_REQUEST do_ida_request0 #define DEVICE_REQUEST do_ida_request
#define DEVICE_NR(device) (MINOR(device) >> 4) #define DEVICE_NR(device) (MINOR(device) >> 4)
#endif /* MAJOR_NR == whatever */ #endif /* MAJOR_NR == whatever */
......
mm/shmem.c
View file @ 6805de5d
...@@ -216,8 +216,6 @@ static int shmem_writepage(struct page * page) ...@@ -216,8 +216,6 @@ static int shmem_writepage(struct page * page)
swp_entry_t *entry, swap; swp_entry_t *entry, swap;
info = &page->mapping->host->u.shmem_i; info = &page->mapping->host->u.shmem_i;
if (info->locked)
return 1;
swap = __get_swap_page(2); swap = __get_swap_page(2);
if (!swap.val) if (!swap.val)
return 1; return 1;
......
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