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Commit 7a9a56be authored by J. German Rivera's avatar J. German Rivera Committed by Greg Kroah-Hartman
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staging: fsl-mc: up-rev dpmcp binary interface to v2.0 

Add cmd_flags parameter to all dpbp APIs to comply
with the dpmcp 2.0 MC interface. Updated version
major number. Pass irq args in struct instead of
separate args.
Signed-off-by: default avatarJ. German Rivera <German.Rivera@freescale.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent c4d88721
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Inline Side-by-side
Showing with 124 additions and 78 deletions
drivers/staging/fsl-mc/bus/dpmcp-cmd.h
View file @ 7a9a56be
......@@ -34,7 +34,7 @@
/* DPMCP Version */
#define DPMCP_VER_MAJOR 2
#define DPMCP_VER_MINOR 0
#define DPMCP_VER_MINOR 1
/* Command IDs */
#define DPMCP_CMDID_CLOSE 0x800
......
drivers/staging/fsl-mc/bus/dpmcp.c
View file @ 7a9a56be
......@@ -34,14 +34,17 @@
#include "dpmcp.h"
#include "dpmcp-cmd.h"
int dpmcp_open(struct fsl_mc_io *mc_io, int dpmcp_id, uint16_t *token)
int dpmcp_open(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
int dpmcp_id,
uint16_t *token)
{
struct mc_command cmd = { 0 };
int err;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPMCP_CMDID_OPEN,
MC_CMD_PRI_LOW, 0);
cmd_flags, 0);
cmd.params[0] |= mc_enc(0, 32, dpmcp_id);
/* send command to mc*/
......@@ -55,28 +58,31 @@ int dpmcp_open(struct fsl_mc_io *mc_io, int dpmcp_id, uint16_t *token)
return err;
}
int dpmcp_close(struct fsl_mc_io *mc_io, uint16_t token)
int dpmcp_close(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token)
{
struct mc_command cmd = { 0 };
/* prepare command */
cmd.header = mc_encode_cmd_header(DPMCP_CMDID_CLOSE, MC_CMD_PRI_HIGH,
token);
cmd.header = mc_encode_cmd_header(DPMCP_CMDID_CLOSE,
cmd_flags, token);
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
int dpmcp_create(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
const struct dpmcp_cfg *cfg,
uint16_t *token)
uint16_t *token)
{
struct mc_command cmd = { 0 };
int err;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPMCP_CMDID_CREATE,
MC_CMD_PRI_LOW, 0);
cmd_flags, 0);
cmd.params[0] |= mc_enc(0, 32, cfg->portal_id);
/* send command to mc*/
......@@ -90,65 +96,67 @@ int dpmcp_create(struct fsl_mc_io *mc_io,
return 0;
}
int dpmcp_destroy(struct fsl_mc_io *mc_io, uint16_t token)
int dpmcp_destroy(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token)
{
struct mc_command cmd = { 0 };
/* prepare command */
cmd.header = mc_encode_cmd_header(DPMCP_CMDID_DESTROY,
MC_CMD_PRI_LOW, token);
cmd_flags, token);
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
int dpmcp_reset(struct fsl_mc_io *mc_io, uint16_t token)
int dpmcp_reset(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token)
{
struct mc_command cmd = { 0 };
/* prepare command */
cmd.header = mc_encode_cmd_header(DPMCP_CMDID_RESET,
MC_CMD_PRI_LOW, token);
cmd_flags, token);
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
int dpmcp_set_irq(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t irq_index,
uint64_t irq_addr,
uint32_t irq_val,
int user_irq_id)
uint8_t irq_index,
struct dpmcp_irq_cfg *irq_cfg)
{
struct mc_command cmd = { 0 };
/* prepare command */
cmd.header = mc_encode_cmd_header(DPMCP_CMDID_SET_IRQ,
MC_CMD_PRI_LOW, token);
cmd_flags, token);
cmd.params[0] |= mc_enc(0, 8, irq_index);
cmd.params[0] |= mc_enc(32, 32, irq_val);
cmd.params[1] |= mc_enc(0, 64, irq_addr);
cmd.params[2] |= mc_enc(0, 32, user_irq_id);
cmd.params[0] |= mc_enc(32, 32, irq_cfg->val);
cmd.params[1] |= mc_enc(0, 64, irq_cfg->paddr);
cmd.params[2] |= mc_enc(0, 32, irq_cfg->user_irq_id);
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
int dpmcp_get_irq(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t irq_index,
int *type,
uint64_t *irq_addr,
uint32_t *irq_val,
int *user_irq_id)
uint8_t irq_index,
int *type,
struct dpmcp_irq_cfg *irq_cfg)
{
struct mc_command cmd = { 0 };
int err;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPMCP_CMDID_GET_IRQ,
MC_CMD_PRI_LOW, token);
cmd_flags, token);
cmd.params[0] |= mc_enc(32, 8, irq_index);
/* send command to mc*/
......@@ -157,23 +165,24 @@ int dpmcp_get_irq(struct fsl_mc_io *mc_io,
return err;
/* retrieve response parameters */
*irq_val = (uint32_t)mc_dec(cmd.params[0], 0, 32);
*irq_addr = (uint64_t)mc_dec(cmd.params[1], 0, 64);
*user_irq_id = (int)mc_dec(cmd.params[2], 0, 32);
irq_cfg->val = (uint32_t)mc_dec(cmd.params[0], 0, 32);
irq_cfg->paddr = (uint64_t)mc_dec(cmd.params[1], 0, 64);
irq_cfg->user_irq_id = (int)mc_dec(cmd.params[2], 0, 32);
*type = (int)mc_dec(cmd.params[2], 32, 32);
return 0;
}
int dpmcp_set_irq_enable(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t irq_index,
uint8_t en)
uint8_t irq_index,
uint8_t en)
{
struct mc_command cmd = { 0 };
/* prepare command */
cmd.header = mc_encode_cmd_header(DPMCP_CMDID_SET_IRQ_ENABLE,
MC_CMD_PRI_LOW, token);
cmd_flags, token);
cmd.params[0] |= mc_enc(0, 8, en);
cmd.params[0] |= mc_enc(32, 8, irq_index);
......@@ -182,16 +191,17 @@ int dpmcp_set_irq_enable(struct fsl_mc_io *mc_io,
}
int dpmcp_get_irq_enable(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t irq_index,
uint8_t *en)
uint8_t irq_index,
uint8_t *en)
{
struct mc_command cmd = { 0 };
int err;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPMCP_CMDID_GET_IRQ_ENABLE,
MC_CMD_PRI_LOW, token);
cmd_flags, token);
cmd.params[0] |= mc_enc(32, 8, irq_index);
/* send command to mc*/
......@@ -205,15 +215,16 @@ int dpmcp_get_irq_enable(struct fsl_mc_io *mc_io,
}
int dpmcp_set_irq_mask(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t irq_index,
uint32_t mask)
uint8_t irq_index,
uint32_t mask)
{
struct mc_command cmd = { 0 };
/* prepare command */
cmd.header = mc_encode_cmd_header(DPMCP_CMDID_SET_IRQ_MASK,
MC_CMD_PRI_LOW, token);
cmd_flags, token);
cmd.params[0] |= mc_enc(0, 32, mask);
cmd.params[0] |= mc_enc(32, 8, irq_index);
......@@ -222,16 +233,17 @@ int dpmcp_set_irq_mask(struct fsl_mc_io *mc_io,
}
int dpmcp_get_irq_mask(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t irq_index,
uint32_t *mask)
uint8_t irq_index,
uint32_t *mask)
{
struct mc_command cmd = { 0 };
int err;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPMCP_CMDID_GET_IRQ_MASK,
MC_CMD_PRI_LOW, token);
cmd_flags, token);
cmd.params[0] |= mc_enc(32, 8, irq_index);
/* send command to mc*/
......@@ -245,16 +257,17 @@ int dpmcp_get_irq_mask(struct fsl_mc_io *mc_io,
}
int dpmcp_get_irq_status(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t irq_index,
uint32_t *status)
uint8_t irq_index,
uint32_t *status)
{
struct mc_command cmd = { 0 };
int err;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPMCP_CMDID_GET_IRQ_STATUS,
MC_CMD_PRI_LOW, token);
cmd_flags, token);
cmd.params[0] |= mc_enc(32, 8, irq_index);
/* send command to mc*/
......@@ -268,15 +281,16 @@ int dpmcp_get_irq_status(struct fsl_mc_io *mc_io,
}
int dpmcp_clear_irq_status(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t irq_index,
uint32_t status)
uint8_t irq_index,
uint32_t status)
{
struct mc_command cmd = { 0 };
/* prepare command */
cmd.header = mc_encode_cmd_header(DPMCP_CMDID_CLEAR_IRQ_STATUS,
MC_CMD_PRI_LOW, token);
cmd_flags, token);
cmd.params[0] |= mc_enc(0, 32, status);
cmd.params[0] |= mc_enc(32, 8, irq_index);
......@@ -285,15 +299,16 @@ int dpmcp_clear_irq_status(struct fsl_mc_io *mc_io,
}
int dpmcp_get_attributes(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
struct dpmcp_attr *attr)
struct dpmcp_attr *attr)
{
struct mc_command cmd = { 0 };
int err;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPMCP_CMDID_GET_ATTR,
MC_CMD_PRI_LOW, token);
cmd_flags, token);
/* send command to mc*/
err = mc_send_command(mc_io, &cmd);
......
drivers/staging/fsl-mc/bus/dpmcp.h
View file @ 7a9a56be
......@@ -41,6 +41,7 @@ struct fsl_mc_io;
/**
* dpmcp_open() - Open a control session for the specified object.
* @mc_io: Pointer to MC portal's I/O object
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @dpmcp_id: DPMCP unique ID
* @token: Returned token; use in subsequent API calls
*
......@@ -54,7 +55,10 @@ struct fsl_mc_io;
*
* Return: '0' on Success; Error code otherwise.
*/
int dpmcp_open(struct fsl_mc_io *mc_io, int dpmcp_id, uint16_t *token);
int dpmcp_open(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
int dpmcp_id,
uint16_t *token);
/* Get portal ID from pool */
#define DPMCP_GET_PORTAL_ID_FROM_POOL (-1)
......@@ -62,6 +66,7 @@ int dpmcp_open(struct fsl_mc_io *mc_io, int dpmcp_id, uint16_t *token);
/**
* dpmcp_close() - Close the control session of the object
* @mc_io: Pointer to MC portal's I/O object
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @token: Token of DPMCP object
*
* After this function is called, no further operations are
......@@ -69,10 +74,12 @@ int dpmcp_open(struct fsl_mc_io *mc_io, int dpmcp_id, uint16_t *token);
*
* Return: '0' on Success; Error code otherwise.
*/
int dpmcp_close(struct fsl_mc_io *mc_io, uint16_t token);
int dpmcp_close(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token);
/**
* struct dpmcp_cfg() - Structure representing DPMCP configuration
* struct dpmcp_cfg - Structure representing DPMCP configuration
* @portal_id: Portal ID; 'DPMCP_GET_PORTAL_ID_FROM_POOL' to get the portal ID
* from pool
*/
......@@ -83,6 +90,7 @@ struct dpmcp_cfg {
/**
* dpmcp_create() - Create the DPMCP object.
* @mc_io: Pointer to MC portal's I/O object
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @cfg: Configuration structure
* @token: Returned token; use in subsequent API calls
*
......@@ -101,81 +109,91 @@ struct dpmcp_cfg {
* Return: '0' on Success; Error code otherwise.
*/
int dpmcp_create(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
const struct dpmcp_cfg *cfg,
uint16_t *token);
/**
* dpmcp_destroy() - Destroy the DPMCP object and release all its resources.
* @mc_io: Pointer to MC portal's I/O object
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @token: Token of DPMCP object
*
* Return: '0' on Success; error code otherwise.
*/
int dpmcp_destroy(struct fsl_mc_io *mc_io, uint16_t token);
int dpmcp_destroy(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token);
/**
* dpmcp_reset() - Reset the DPMCP, returns the object to initial state.
* @mc_io: Pointer to MC portal's I/O object
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @token: Token of DPMCP object
*
* Return: '0' on Success; Error code otherwise.
*/
int dpmcp_reset(struct fsl_mc_io *mc_io, uint16_t token);
int dpmcp_reset(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token);
/* IRQ */
/*!
* @name dpmcp IRQ Index and Events
*/
/* IRQ Index */
#define DPMCP_IRQ_INDEX 0
/*!< Irq index */
/* irq event - Indicates that the link state changed */
#define DPMCP_IRQ_EVENT_CMD_DONE 0x00000001
/*!< irq event - Indicates that the link state changed */
/* @} */
/**
* struct dpmcp_irq_cfg - IRQ configuration
* @paddr: Address that must be written to signal a message-based interrupt
* @val: Value to write into irq_addr address
* @user_irq_id: A user defined number associated with this IRQ
*/
struct dpmcp_irq_cfg {
uint64_t paddr;
uint32_t val;
int user_irq_id;
};
/**
* dpmcp_set_irq() - Set IRQ information for the DPMCP to trigger an interrupt.
* @mc_io: Pointer to MC portal's I/O object
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @token: Token of DPMCP object
* @irq_index: Identifies the interrupt index to configure
* @irq_addr: Address that must be written to
* signal a message-based interrupt
* @irq_val: Value to write into irq_addr address
* @user_irq_id: A user defined number associated with this IRQ
* @irq_cfg: IRQ configuration
*
* Return: '0' on Success; Error code otherwise.
*/
int dpmcp_set_irq(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t irq_index,
uint64_t irq_addr,
uint32_t irq_val,
int user_irq_id);
struct dpmcp_irq_cfg *irq_cfg);
/**
* dpmcp_get_irq() - Get IRQ information from the DPMCP.
* @mc_io: Pointer to MC portal's I/O object
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @token: Token of DPMCP object
* @irq_index: The interrupt index to configure
* @type: Interrupt type: 0 represents message interrupt
* type (both irq_addr and irq_val are valid)
* @irq_addr: Returned address that must be written to
* signal the message-based interrupt
* @irq_val: Value to write into irq_addr address
* @user_irq_id: A user defined number associated with this IRQ
* type (both irq_addr and irq_val are valid)
* @irq_cfg: IRQ attributes
*
* Return: '0' on Success; Error code otherwise.
*/
int dpmcp_get_irq(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t irq_index,
int *type,
uint64_t *irq_addr,
uint32_t *irq_val,
int *user_irq_id);
struct dpmcp_irq_cfg *irq_cfg);
/**
* dpmcp_set_irq_enable() - Set overall interrupt state.
* @mc_io: Pointer to MC portal's I/O object
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @token: Token of DPMCP object
* @irq_index: The interrupt index to configure
* @en: Interrupt state - enable = 1, disable = 0
......@@ -188,6 +206,7 @@ int dpmcp_get_irq(struct fsl_mc_io *mc_io,
* Return: '0' on Success; Error code otherwise.
*/
int dpmcp_set_irq_enable(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t irq_index,
uint8_t en);
......@@ -195,6 +214,7 @@ int dpmcp_set_irq_enable(struct fsl_mc_io *mc_io,
/**
* dpmcp_get_irq_enable() - Get overall interrupt state
* @mc_io: Pointer to MC portal's I/O object
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @token: Token of DPMCP object
* @irq_index: The interrupt index to configure
* @en: Returned interrupt state - enable = 1, disable = 0
......@@ -202,6 +222,7 @@ int dpmcp_set_irq_enable(struct fsl_mc_io *mc_io,
* Return: '0' on Success; Error code otherwise.
*/
int dpmcp_get_irq_enable(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t irq_index,
uint8_t *en);
......@@ -209,6 +230,7 @@ int dpmcp_get_irq_enable(struct fsl_mc_io *mc_io,
/**
* dpmcp_set_irq_mask() - Set interrupt mask.
* @mc_io: Pointer to MC portal's I/O object
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @token: Token of DPMCP object
* @irq_index: The interrupt index to configure
* @mask: Event mask to trigger interrupt;
......@@ -222,6 +244,7 @@ int dpmcp_get_irq_enable(struct fsl_mc_io *mc_io,
* Return: '0' on Success; Error code otherwise.
*/
int dpmcp_set_irq_mask(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t irq_index,
uint32_t mask);
......@@ -229,6 +252,7 @@ int dpmcp_set_irq_mask(struct fsl_mc_io *mc_io,
/**
* dpmcp_get_irq_mask() - Get interrupt mask.
* @mc_io: Pointer to MC portal's I/O object
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @token: Token of DPMCP object
* @irq_index: The interrupt index to configure
* @mask: Returned event mask to trigger interrupt
......@@ -239,6 +263,7 @@ int dpmcp_set_irq_mask(struct fsl_mc_io *mc_io,
* Return: '0' on Success; Error code otherwise.
*/
int dpmcp_get_irq_mask(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t irq_index,
uint32_t *mask);
......@@ -247,6 +272,7 @@ int dpmcp_get_irq_mask(struct fsl_mc_io *mc_io,
* dpmcp_get_irq_status() - Get the current status of any pending interrupts.
*
* @mc_io: Pointer to MC portal's I/O object
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @token: Token of DPMCP object
* @irq_index: The interrupt index to configure
* @status: Returned interrupts status - one bit per cause:
......@@ -256,6 +282,7 @@ int dpmcp_get_irq_mask(struct fsl_mc_io *mc_io,
* Return: '0' on Success; Error code otherwise.
*/
int dpmcp_get_irq_status(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t irq_index,
uint32_t *status);
......@@ -264,6 +291,7 @@ int dpmcp_get_irq_status(struct fsl_mc_io *mc_io,
* dpmcp_clear_irq_status() - Clear a pending interrupt's status
*
* @mc_io: Pointer to MC portal's I/O object
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @token: Token of DPMCP object
* @irq_index: The interrupt index to configure
* @status: Bits to clear (W1C) - one bit per cause:
......@@ -273,6 +301,7 @@ int dpmcp_get_irq_status(struct fsl_mc_io *mc_io,
* Return: '0' on Success; Error code otherwise.
*/
int dpmcp_clear_irq_status(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t irq_index,
uint32_t status);
......@@ -299,12 +328,14 @@ struct dpmcp_attr {
* dpmcp_get_attributes - Retrieve DPMCP attributes.
*
* @mc_io: Pointer to MC portal's I/O object
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @token: Token of DPMCP object
* @attr: Returned object's attributes
*
* Return: '0' on Success; Error code otherwise.
*/
int dpmcp_get_attributes(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
struct dpmcp_attr *attr);
......
drivers/staging/fsl-mc/bus/mc-allocator.c
View file @ 7a9a56be
......@@ -373,19 +373,19 @@ int fsl_mc_portal_reset(struct fsl_mc_io *mc_io)
if (WARN_ON(!mc_dev))
return -EINVAL;
error = dpmcp_open(mc_io, mc_dev->obj_desc.id, &token);
error = dpmcp_open(mc_io, 0, mc_dev->obj_desc.id, &token);
if (error < 0) {
dev_err(&mc_dev->dev, "dpmcp_open() failed: %d\n", error);
return error;
}
error = dpmcp_reset(mc_io, token);
error = dpmcp_reset(mc_io, 0, token);
if (error < 0) {
dev_err(&mc_dev->dev, "dpmcp_reset() failed: %d\n", error);
return error;
}
error = dpmcp_close(mc_io, token);
error = dpmcp_close(mc_io, 0, token);
if (error < 0) {
dev_err(&mc_dev->dev, "dpmcp_close() failed: %d\n", error);
return error;
......
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