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Commit 100b7931 authored by Antti Palosaari's avatar Antti Palosaari Committed by Mauro Carvalho Chehab
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[media] msi2500: logging changes 

Kernel logging system needs pointer to usb interface device in
order to print names and bus numbers properly. There was wrong
device pointer given and log printings wasn't correct.
Signed-off-by: default avatarAntti Palosaari <crope@iki.fi>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@osg.samsung.com>
parent b8843c79
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Showing with 66 additions and 91 deletions
drivers/media/usb/msi2500/msi2500.c
View file @ 100b7931
......@@ -120,6 +120,7 @@ struct msi2500_frame_buf {
};
struct msi2500_state {
struct device *dev;
struct video_device vdev;
struct v4l2_device v4l2_dev;
struct v4l2_subdev *v4l2_subdev;
......@@ -153,7 +154,6 @@ struct msi2500_state {
u32 next_sample; /* for track lost packets */
u32 sample; /* for sample rate calc */
unsigned long jiffies_next;
unsigned int sample_ctrl_bit[4];
};
/* Private functions */
......@@ -269,7 +269,7 @@ static int msi2500_convert_stream(struct msi2500_state *s, u8 *dst, u8 *src,
sample[i] = src[3] << 24 | src[2] << 16 | src[1] << 8 |
src[0] << 0;
if (i == 0 && s->next_sample != sample[0]) {
dev_dbg_ratelimited(&s->udev->dev,
dev_dbg_ratelimited(s->dev,
"%d samples lost, %d %08x:%08x\n",
sample[0] - s->next_sample,
src_len, s->next_sample, sample[0]);
......@@ -279,7 +279,7 @@ static int msi2500_convert_stream(struct msi2500_state *s, u8 *dst, u8 *src,
* Dump all unknown 'garbage' data - maybe we will discover
* someday if there is something rational...
*/
dev_dbg_ratelimited(&s->udev->dev, "%*ph\n", 12, &src[4]);
dev_dbg_ratelimited(s->dev, "%*ph\n", 12, &src[4]);
src += 16; /* skip header */
......@@ -322,8 +322,7 @@ static int msi2500_convert_stream(struct msi2500_state *s, u8 *dst, u8 *src,
}
case MSI2500_PIX_FMT_SDR_MSI2500_384: /* 384 x IQ samples */
/* Dump unknown 'garbage' data */
dev_dbg_ratelimited(&s->udev->dev,
"%*ph\n", 24, &src[1000]);
dev_dbg_ratelimited(s->dev, "%*ph\n", 24, &src[1000]);
memcpy(dst, src, 984);
src += 984 + 24;
dst += 984;
......@@ -365,8 +364,7 @@ static int msi2500_convert_stream(struct msi2500_state *s, u8 *dst, u8 *src,
s->jiffies_next = jiffies + msecs_to_jiffies(MSECS);
s->sample = s->next_sample;
dev_dbg(&s->udev->dev,
"size=%u samples=%u msecs=%u sample rate=%lu\n",
dev_dbg(s->dev, "size=%u samples=%u msecs=%u sample rate=%lu\n",
src_len, samples, msecs,
samples * 1000UL / msecs);
}
......@@ -387,19 +385,16 @@ static void msi2500_isoc_handler(struct urb *urb)
if (unlikely(urb->status == -ENOENT || urb->status == -ECONNRESET ||
urb->status == -ESHUTDOWN)) {
dev_dbg(&s->udev->dev, "URB (%p) unlinked %ssynchronuously\n",
dev_dbg(s->dev, "URB (%p) unlinked %ssynchronuously\n",
urb, urb->status == -ENOENT ? "" : "a");
return;
}
if (unlikely(urb->status != 0)) {
dev_dbg(&s->udev->dev,
"msi2500_isoc_handler() called with status %d\n",
urb->status);
dev_dbg(s->dev, "called with status %d\n", urb->status);
/* Give up after a number of contiguous errors */
if (++s->isoc_errors > MAX_ISOC_ERRORS)
dev_dbg(&s->udev->dev,
"Too many ISOC errors, bailing out\n");
dev_dbg(s->dev, "Too many ISOC errors, bailing out\n");
goto handler_end;
} else {
/* Reset ISOC error counter. We did get here, after all. */
......@@ -413,7 +408,7 @@ static void msi2500_isoc_handler(struct urb *urb)
/* Check frame error */
fstatus = urb->iso_frame_desc[i].status;
if (unlikely(fstatus)) {
dev_dbg_ratelimited(&s->udev->dev,
dev_dbg_ratelimited(s->dev,
"frame=%d/%d has error %d skipping\n",
i, urb->number_of_packets, fstatus);
continue;
......@@ -430,7 +425,7 @@ static void msi2500_isoc_handler(struct urb *urb)
fbuf = msi2500_get_next_fill_buf(s);
if (unlikely(fbuf == NULL)) {
s->vb_full++;
dev_dbg_ratelimited(&s->udev->dev,
dev_dbg_ratelimited(s->dev,
"videobuf is full, %d packets dropped\n",
s->vb_full);
continue;
......@@ -446,22 +441,19 @@ static void msi2500_isoc_handler(struct urb *urb)
handler_end:
i = usb_submit_urb(urb, GFP_ATOMIC);
if (unlikely(i != 0))
dev_dbg(&s->udev->dev,
"Error (%d) re-submitting urb in msi2500_isoc_handler\n",
i);
dev_dbg(s->dev, "Error (%d) re-submitting urb\n", i);
}
static void msi2500_iso_stop(struct msi2500_state *s)
{
int i;
dev_dbg(&s->udev->dev, "%s:\n", __func__);
dev_dbg(s->dev, "\n");
/* Unlinking ISOC buffers one by one */
for (i = 0; i < MAX_ISO_BUFS; i++) {
if (s->urbs[i]) {
dev_dbg(&s->udev->dev, "Unlinking URB %p\n",
s->urbs[i]);
dev_dbg(s->dev, "Unlinking URB %p\n", s->urbs[i]);
usb_kill_urb(s->urbs[i]);
}
}
......@@ -471,12 +463,12 @@ static void msi2500_iso_free(struct msi2500_state *s)
{
int i;
dev_dbg(&s->udev->dev, "%s:\n", __func__);
dev_dbg(s->dev, "\n");
/* Freeing ISOC buffers one by one */
for (i = 0; i < MAX_ISO_BUFS; i++) {
if (s->urbs[i]) {
dev_dbg(&s->udev->dev, "Freeing URB\n");
dev_dbg(s->dev, "Freeing URB\n");
if (s->urbs[i]->transfer_buffer) {
usb_free_coherent(s->udev,
s->urbs[i]->transfer_buffer_length,
......@@ -492,7 +484,7 @@ static void msi2500_iso_free(struct msi2500_state *s)
/* Both v4l2_lock and vb_queue_lock should be locked when calling this */
static void msi2500_isoc_cleanup(struct msi2500_state *s)
{
dev_dbg(&s->udev->dev, "%s:\n", __func__);
dev_dbg(s->dev, "\n");
msi2500_iso_stop(s);
msi2500_iso_free(s);
......@@ -504,7 +496,7 @@ static int msi2500_isoc_init(struct msi2500_state *s)
struct urb *urb;
int i, j, ret;
dev_dbg(&s->udev->dev, "%s:\n", __func__);
dev_dbg(s->dev, "\n");
s->isoc_errors = 0;
......@@ -516,13 +508,12 @@ static int msi2500_isoc_init(struct msi2500_state *s)
for (i = 0; i < MAX_ISO_BUFS; i++) {
urb = usb_alloc_urb(ISO_FRAMES_PER_DESC, GFP_KERNEL);
if (urb == NULL) {
dev_err(&s->udev->dev,
"Failed to allocate urb %d\n", i);
dev_err(s->dev, "Failed to allocate urb %d\n", i);
msi2500_isoc_cleanup(s);
return -ENOMEM;
}
s->urbs[i] = urb;
dev_dbg(&s->udev->dev, "Allocated URB at 0x%p\n", urb);
dev_dbg(s->dev, "Allocated URB at 0x%p\n", urb);
urb->interval = 1;
urb->dev = s->udev;
......@@ -532,8 +523,7 @@ static int msi2500_isoc_init(struct msi2500_state *s)
ISO_BUFFER_SIZE,
GFP_KERNEL, &urb->transfer_dma);
if (urb->transfer_buffer == NULL) {
dev_err(&s->udev->dev,
"Failed to allocate urb buffer %d\n",
dev_err(s->dev, "Failed to allocate urb buffer %d\n",
i);
msi2500_isoc_cleanup(s);
return -ENOMEM;
......@@ -553,13 +543,12 @@ static int msi2500_isoc_init(struct msi2500_state *s)
for (i = 0; i < MAX_ISO_BUFS; i++) {
ret = usb_submit_urb(s->urbs[i], GFP_KERNEL);
if (ret) {
dev_err(&s->udev->dev,
"isoc_init() submit_urb %d failed with error %d\n",
dev_err(s->dev, "usb_submit_urb %d failed with error %d\n",
i, ret);
msi2500_isoc_cleanup(s);
return ret;
}
dev_dbg(&s->udev->dev, "URB 0x%p submitted.\n", s->urbs[i]);
dev_dbg(s->dev, "URB 0x%p submitted.\n", s->urbs[i]);
}
/* All is done... */
......@@ -571,7 +560,7 @@ static void msi2500_cleanup_queued_bufs(struct msi2500_state *s)
{
unsigned long flags = 0;
dev_dbg(&s->udev->dev, "%s:\n", __func__);
dev_dbg(s->dev, "\n");
spin_lock_irqsave(&s->queued_bufs_lock, flags);
while (!list_empty(&s->queued_bufs)) {
......@@ -592,7 +581,7 @@ static void msi2500_disconnect(struct usb_interface *intf)
struct msi2500_state *s =
container_of(v, struct msi2500_state, v4l2_dev);
dev_dbg(&s->udev->dev, "%s:\n", __func__);
dev_dbg(s->dev, "\n");
mutex_lock(&s->vb_queue_lock);
mutex_lock(&s->v4l2_lock);
......@@ -612,7 +601,7 @@ static int msi2500_querycap(struct file *file, void *fh,
{
struct msi2500_state *s = video_drvdata(file);
dev_dbg(&s->udev->dev, "%s:\n", __func__);
dev_dbg(s->dev, "\n");
strlcpy(cap->driver, KBUILD_MODNAME, sizeof(cap->driver));
strlcpy(cap->card, s->vdev.name, sizeof(cap->card));
......@@ -630,14 +619,13 @@ static int msi2500_queue_setup(struct vb2_queue *vq,
{
struct msi2500_state *s = vb2_get_drv_priv(vq);
dev_dbg(&s->udev->dev, "%s: *nbuffers=%d\n", __func__, *nbuffers);
dev_dbg(s->dev, "nbuffers=%d\n", *nbuffers);
/* Absolute min and max number of buffers available for mmap() */
*nbuffers = clamp_t(unsigned int, *nbuffers, 8, 32);
*nplanes = 1;
sizes[0] = PAGE_ALIGN(s->buffersize);
dev_dbg(&s->udev->dev, "%s: nbuffers=%d sizes[0]=%d\n",
__func__, *nbuffers, sizes[0]);
dev_dbg(s->dev, "nbuffers=%d sizes[0]=%d\n", *nbuffers, sizes[0]);
return 0;
}
......@@ -664,16 +652,15 @@ static void msi2500_buf_queue(struct vb2_buffer *vb)
#define CMD_STOP_STREAMING 0x45
#define CMD_READ_UNKNOW 0x48
#define msi2500_dbg_usb_control_msg(_udev, _r, _t, _v, _i, _b, _l) { \
#define msi2500_dbg_usb_control_msg(_dev, _r, _t, _v, _i, _b, _l) { \
char *_direction; \
if (_t & USB_DIR_IN) \
_direction = "<<<"; \
else \
_direction = ">>>"; \
dev_dbg(&_udev->dev, "%s: %02x %02x %02x %02x %02x %02x %02x %02x " \
"%s %*ph\n", __func__, _t, _r, _v & 0xff, _v >> 8, \
_i & 0xff, _i >> 8, _l & 0xff, _l >> 8, _direction, \
_l, _b); \
dev_dbg(_dev, "%02x %02x %02x %02x %02x %02x %02x %02x %s %*ph\n", \
_t, _r, _v & 0xff, _v >> 8, _i & 0xff, _i >> 8, \
_l & 0xff, _l >> 8, _direction, _l, _b); \
}
static int msi2500_ctrl_msg(struct msi2500_state *s, u8 cmd, u32 data)
......@@ -684,18 +671,16 @@ static int msi2500_ctrl_msg(struct msi2500_state *s, u8 cmd, u32 data)
u16 value = (data >> 0) & 0xffff;
u16 index = (data >> 16) & 0xffff;
msi2500_dbg_usb_control_msg(s->udev,
msi2500_dbg_usb_control_msg(s->dev,
request, requesttype, value, index, NULL, 0);
ret = usb_control_msg(s->udev, usb_sndctrlpipe(s->udev, 0),
request, requesttype, value, index, NULL, 0, 2000);
if (ret)
dev_err(&s->udev->dev, "%s: failed %d, cmd %02x, data %04x\n",
__func__, ret, cmd, data);
dev_err(s->dev, "failed %d, cmd %02x, data %04x\n",
ret, cmd, data);
return ret;
};
}
#define F_REF 24000000
#define DIV_R_IN 2
......@@ -784,8 +769,7 @@ static int msi2500_set_usb_adc(struct msi2500_state *s)
for (div_r_out = 4; div_r_out < 16; div_r_out += 2) {
f_vco = f_sr * div_r_out * 12;
dev_dbg(&s->udev->dev, "%s: div_r_out=%d f_vco=%d\n",
__func__, div_r_out, f_vco);
dev_dbg(s->dev, "div_r_out=%d f_vco=%d\n", div_r_out, f_vco);
if (f_vco >= 202000000)
break;
}
......@@ -799,10 +783,8 @@ static int msi2500_set_usb_adc(struct msi2500_state *s)
reg3 |= ((fract >> 20) & 0x000001) << 15; /* [20] */
reg4 |= ((fract >> 0) & 0x0fffff) << 8; /* [19:0] */
dev_dbg(&s->udev->dev,
"%s: f_sr=%d f_vco=%d div_n=%d div_m=%d div_r_out=%d reg3=%08x reg4=%08x\n",
__func__, f_sr, f_vco, div_n, div_m, div_r_out, reg3,
reg4);
dev_dbg(s->dev, "f_sr=%d f_vco=%d div_n=%d div_m=%d div_r_out=%d reg3=%08x reg4=%08x\n",
f_sr, f_vco, div_n, div_m, div_r_out, reg3, reg4);
ret = msi2500_ctrl_msg(s, CMD_WREG, 0x00608008);
if (ret)
......@@ -837,14 +819,14 @@ static int msi2500_set_usb_adc(struct msi2500_state *s)
goto err;
err:
return ret;
};
}
static int msi2500_start_streaming(struct vb2_queue *vq, unsigned int count)
{
struct msi2500_state *s = vb2_get_drv_priv(vq);
int ret;
dev_dbg(&s->udev->dev, "%s:\n", __func__);
dev_dbg(s->dev, "\n");
if (!s->udev)
return -ENODEV;
......@@ -872,7 +854,7 @@ static void msi2500_stop_streaming(struct vb2_queue *vq)
{
struct msi2500_state *s = vb2_get_drv_priv(vq);
dev_dbg(&s->udev->dev, "%s:\n", __func__);
dev_dbg(s->dev, "\n");
mutex_lock(&s->v4l2_lock);
......@@ -908,7 +890,7 @@ static int msi2500_enum_fmt_sdr_cap(struct file *file, void *priv,
{
struct msi2500_state *s = video_drvdata(file);
dev_dbg(&s->udev->dev, "%s: index=%d\n", __func__, f->index);
dev_dbg(s->dev, "index=%d\n", f->index);
if (f->index >= s->num_formats)
return -EINVAL;
......@@ -924,7 +906,7 @@ static int msi2500_g_fmt_sdr_cap(struct file *file, void *priv,
{
struct msi2500_state *s = video_drvdata(file);
dev_dbg(&s->udev->dev, "%s: pixelformat fourcc %4.4s\n", __func__,
dev_dbg(s->dev, "pixelformat fourcc %4.4s\n",
(char *)&s->pixelformat);
f->fmt.sdr.pixelformat = s->pixelformat;
......@@ -941,7 +923,7 @@ static int msi2500_s_fmt_sdr_cap(struct file *file, void *priv,
struct vb2_queue *q = &s->vb_queue;
int i;
dev_dbg(&s->udev->dev, "%s: pixelformat fourcc %4.4s\n", __func__,
dev_dbg(s->dev, "pixelformat fourcc %4.4s\n",
(char *)&f->fmt.sdr.pixelformat);
if (vb2_is_busy(q))
......@@ -971,7 +953,7 @@ static int msi2500_try_fmt_sdr_cap(struct file *file, void *priv,
struct msi2500_state *s = video_drvdata(file);
int i;
dev_dbg(&s->udev->dev, "%s: pixelformat fourcc %4.4s\n", __func__,
dev_dbg(s->dev, "pixelformat fourcc %4.4s\n",
(char *)&f->fmt.sdr.pixelformat);
memset(f->fmt.sdr.reserved, 0, sizeof(f->fmt.sdr.reserved));
......@@ -994,7 +976,7 @@ static int msi2500_s_tuner(struct file *file, void *priv,
struct msi2500_state *s = video_drvdata(file);
int ret;
dev_dbg(&s->udev->dev, "%s: index=%d\n", __func__, v->index);
dev_dbg(s->dev, "index=%d\n", v->index);
if (v->index == 0)
ret = 0;
......@@ -1011,7 +993,7 @@ static int msi2500_g_tuner(struct file *file, void *priv, struct v4l2_tuner *v)
struct msi2500_state *s = video_drvdata(file);
int ret;
dev_dbg(&s->udev->dev, "%s: index=%d\n", __func__, v->index);
dev_dbg(s->dev, "index=%d\n", v->index);
if (v->index == 0) {
strlcpy(v->name, "Mirics MSi2500", sizeof(v->name));
......@@ -1035,8 +1017,7 @@ static int msi2500_g_frequency(struct file *file, void *priv,
struct msi2500_state *s = video_drvdata(file);
int ret = 0;
dev_dbg(&s->udev->dev, "%s: tuner=%d type=%d\n",
__func__, f->tuner, f->type);
dev_dbg(s->dev, "tuner=%d type=%d\n", f->tuner, f->type);
if (f->tuner == 0) {
f->frequency = s->f_adc;
......@@ -1057,15 +1038,14 @@ static int msi2500_s_frequency(struct file *file, void *priv,
struct msi2500_state *s = video_drvdata(file);
int ret;
dev_dbg(&s->udev->dev, "%s: tuner=%d type=%d frequency=%u\n",
__func__, f->tuner, f->type, f->frequency);
dev_dbg(s->dev, "tuner=%d type=%d frequency=%u\n",
f->tuner, f->type, f->frequency);
if (f->tuner == 0) {
s->f_adc = clamp_t(unsigned int, f->frequency,
bands[0].rangelow,
bands[0].rangehigh);
dev_dbg(&s->udev->dev, "%s: ADC frequency=%u Hz\n",
__func__, s->f_adc);
dev_dbg(s->dev, "ADC frequency=%u Hz\n", s->f_adc);
ret = msi2500_set_usb_adc(s);
} else if (f->tuner == 1) {
ret = v4l2_subdev_call(s->v4l2_subdev, tuner, s_frequency, f);
......@@ -1082,8 +1062,8 @@ static int msi2500_enum_freq_bands(struct file *file, void *priv,
struct msi2500_state *s = video_drvdata(file);
int ret;
dev_dbg(&s->udev->dev, "%s: tuner=%d type=%d index=%d\n",
__func__, band->tuner, band->type, band->index);
dev_dbg(s->dev, "tuner=%d type=%d index=%d\n",
band->tuner, band->type, band->index);
if (band->tuner == 0) {
if (band->index >= ARRAY_SIZE(bands)) {
......@@ -1168,8 +1148,7 @@ static int msi2500_transfer_one_message(struct spi_master *master,
u32 data;
list_for_each_entry(t, &m->transfers, transfer_list) {
dev_dbg(&s->udev->dev, "%s: msg=%*ph\n",
__func__, t->len, t->tx_buf);
dev_dbg(s->dev, "msg=%*ph\n", t->len, t->tx_buf);
data = 0x09; /* reg 9 is SPI adapter */
data |= ((u8 *)t->tx_buf)[0] << 8;
data |= ((u8 *)t->tx_buf)[1] << 16;
......@@ -1185,8 +1164,7 @@ static int msi2500_transfer_one_message(struct spi_master *master,
static int msi2500_probe(struct usb_interface *intf,
const struct usb_device_id *id)
{
struct usb_device *udev = interface_to_usbdev(intf);
struct msi2500_state *s = NULL;
struct msi2500_state *s;
struct v4l2_subdev *sd;
struct spi_master *master;
int ret;
......@@ -1199,7 +1177,7 @@ static int msi2500_probe(struct usb_interface *intf,
s = kzalloc(sizeof(struct msi2500_state), GFP_KERNEL);
if (s == NULL) {
pr_err("Could not allocate memory for msi2500_state\n");
dev_err(&intf->dev, "Could not allocate memory for state\n");
return -ENOMEM;
}
......@@ -1207,7 +1185,8 @@ static int msi2500_probe(struct usb_interface *intf,
mutex_init(&s->vb_queue_lock);
spin_lock_init(&s->queued_bufs_lock);
INIT_LIST_HEAD(&s->queued_bufs);
s->udev = udev;
s->dev = &intf->dev;
s->udev = interface_to_usbdev(intf);
s->f_adc = bands[0].rangelow;
s->pixelformat = formats[0].pixelformat;
s->buffersize = formats[0].buffersize;
......@@ -1225,7 +1204,7 @@ static int msi2500_probe(struct usb_interface *intf,
s->vb_queue.timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
ret = vb2_queue_init(&s->vb_queue);
if (ret) {
dev_err(&s->udev->dev, "Could not initialize vb2 queue\n");
dev_err(s->dev, "Could not initialize vb2 queue\n");
goto err_free_mem;
}
......@@ -1239,13 +1218,12 @@ static int msi2500_probe(struct usb_interface *intf,
s->v4l2_dev.release = msi2500_video_release;
ret = v4l2_device_register(&intf->dev, &s->v4l2_dev);
if (ret) {
dev_err(&s->udev->dev,
"Failed to register v4l2-device (%d)\n", ret);
dev_err(s->dev, "Failed to register v4l2-device (%d)\n", ret);
goto err_free_mem;
}
/* SPI master adapter */
master = spi_alloc_master(&s->udev->dev, 0);
master = spi_alloc_master(s->dev, 0);
if (master == NULL) {
ret = -ENOMEM;
goto err_unregister_v4l2_dev;
......@@ -1266,7 +1244,7 @@ static int msi2500_probe(struct usb_interface *intf,
sd = v4l2_spi_new_subdev(&s->v4l2_dev, master, &board_info);
s->v4l2_subdev = sd;
if (sd == NULL) {
dev_err(&s->udev->dev, "cannot get v4l2 subdevice\n");
dev_err(s->dev, "cannot get v4l2 subdevice\n");
ret = -ENODEV;
goto err_unregister_master;
}
......@@ -1275,7 +1253,7 @@ static int msi2500_probe(struct usb_interface *intf,
v4l2_ctrl_handler_init(&s->hdl, 0);
if (s->hdl.error) {
ret = s->hdl.error;
dev_err(&s->udev->dev, "Could not initialize controls\n");
dev_err(s->dev, "Could not initialize controls\n");
goto err_free_controls;
}
......@@ -1288,16 +1266,13 @@ static int msi2500_probe(struct usb_interface *intf,
ret = video_register_device(&s->vdev, VFL_TYPE_SDR, -1);
if (ret) {
dev_err(&s->udev->dev,
"Failed to register as video device (%d)\n",
dev_err(s->dev, "Failed to register as video device (%d)\n",
ret);
goto err_unregister_v4l2_dev;
}
dev_info(&s->udev->dev, "Registered as %s\n",
dev_info(s->dev, "Registered as %s\n",
video_device_node_name(&s->vdev));
dev_notice(&s->udev->dev,
"%s: SDR API is still slightly experimental and functionality changes may follow\n",
KBUILD_MODNAME);
dev_notice(s->dev, "SDR API is still slightly experimental and functionality changes may follow\n");
return 0;
......
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