staging: fsl-mc: up-rev dpbp binary interface to v2.0

Add cmd_flags parameter to all dpbp APIs to comply
with the dpbp 2.0 MC interface. Updated MC version
major number. Pass irq args in struct instead of
separate args.

Signed-off-by: J. German Rivera <German.Rivera@freescale.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
J. German Rivera 2015-09-23 16:11:00 -05:00 committed by Greg Kroah-Hartman
parent 4057743564
commit c4d887219c
3 changed files with 127 additions and 60 deletions

View File

@ -34,14 +34,17 @@
#include "../include/dpbp.h"
#include "../include/dpbp-cmd.h"
int dpbp_open(struct fsl_mc_io *mc_io, int dpbp_id, uint16_t *token)
int dpbp_open(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
int dpbp_id,
uint16_t *token)
{
struct mc_command cmd = { 0 };
int err;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPBP_CMDID_OPEN,
MC_CMD_PRI_LOW, 0);
cmd_flags, 0);
cmd.params[0] |= mc_enc(0, 32, dpbp_id);
/* send command to mc*/
@ -56,12 +59,14 @@ int dpbp_open(struct fsl_mc_io *mc_io, int dpbp_id, uint16_t *token)
}
EXPORT_SYMBOL(dpbp_open);
int dpbp_close(struct fsl_mc_io *mc_io, uint16_t token)
int dpbp_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(DPBP_CMDID_CLOSE, MC_CMD_PRI_HIGH,
cmd.header = mc_encode_cmd_header(DPBP_CMDID_CLOSE, cmd_flags,
token);
/* send command to mc*/
@ -70,6 +75,7 @@ int dpbp_close(struct fsl_mc_io *mc_io, uint16_t token)
EXPORT_SYMBOL(dpbp_close);
int dpbp_create(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
const struct dpbp_cfg *cfg,
uint16_t *token)
{
@ -80,7 +86,7 @@ int dpbp_create(struct fsl_mc_io *mc_io,
/* prepare command */
cmd.header = mc_encode_cmd_header(DPBP_CMDID_CREATE,
MC_CMD_PRI_LOW, 0);
cmd_flags, 0);
/* send command to mc*/
err = mc_send_command(mc_io, &cmd);
@ -93,24 +99,28 @@ int dpbp_create(struct fsl_mc_io *mc_io,
return 0;
}
int dpbp_destroy(struct fsl_mc_io *mc_io, uint16_t token)
int dpbp_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(DPBP_CMDID_DESTROY,
MC_CMD_PRI_LOW, token);
cmd_flags, token);
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
int dpbp_enable(struct fsl_mc_io *mc_io, uint16_t token)
int dpbp_enable(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(DPBP_CMDID_ENABLE, MC_CMD_PRI_LOW,
cmd.header = mc_encode_cmd_header(DPBP_CMDID_ENABLE, cmd_flags,
token);
/* send command to mc*/
@ -118,25 +128,30 @@ int dpbp_enable(struct fsl_mc_io *mc_io, uint16_t token)
}
EXPORT_SYMBOL(dpbp_enable);
int dpbp_disable(struct fsl_mc_io *mc_io, uint16_t token)
int dpbp_disable(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(DPBP_CMDID_DISABLE,
MC_CMD_PRI_LOW, token);
cmd_flags, token);
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
EXPORT_SYMBOL(dpbp_disable);
int dpbp_is_enabled(struct fsl_mc_io *mc_io, uint16_t token, int *en)
int dpbp_is_enabled(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
int *en)
{
struct mc_command cmd = { 0 };
int err;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPBP_CMDID_IS_ENABLED, MC_CMD_PRI_LOW,
cmd.header = mc_encode_cmd_header(DPBP_CMDID_IS_ENABLED, cmd_flags,
token);
/* send command to mc*/
@ -150,53 +165,53 @@ int dpbp_is_enabled(struct fsl_mc_io *mc_io, uint16_t token, int *en)
return 0;
}
int dpbp_reset(struct fsl_mc_io *mc_io, uint16_t token)
int dpbp_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(DPBP_CMDID_RESET,
MC_CMD_PRI_LOW, token);
cmd_flags, token);
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
int dpbp_set_irq(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t irq_index,
uint64_t irq_paddr,
uint32_t irq_val,
int user_irq_id)
struct dpbp_irq_cfg *irq_cfg)
{
struct mc_command cmd = { 0 };
/* prepare command */
cmd.header = mc_encode_cmd_header(DPBP_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_paddr);
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->addr);
cmd.params[2] |= mc_enc(0, 32, irq_cfg->user_irq_id);
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
int dpbp_get_irq(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t irq_index,
int *type,
uint64_t *irq_paddr,
uint32_t *irq_val,
int *user_irq_id)
struct dpbp_irq_cfg *irq_cfg)
{
struct mc_command cmd = { 0 };
int err;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPBP_CMDID_GET_IRQ,
MC_CMD_PRI_LOW, token);
cmd_flags, token);
cmd.params[0] |= mc_enc(32, 8, irq_index);
/* send command to mc*/
@ -205,14 +220,15 @@ int dpbp_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_paddr = (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->addr = (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 dpbp_set_irq_enable(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t irq_index,
uint8_t en)
@ -221,7 +237,7 @@ int dpbp_set_irq_enable(struct fsl_mc_io *mc_io,
/* prepare command */
cmd.header = mc_encode_cmd_header(DPBP_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);
@ -230,6 +246,7 @@ int dpbp_set_irq_enable(struct fsl_mc_io *mc_io,
}
int dpbp_get_irq_enable(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t irq_index,
uint8_t *en)
@ -239,7 +256,7 @@ int dpbp_get_irq_enable(struct fsl_mc_io *mc_io,
/* prepare command */
cmd.header = mc_encode_cmd_header(DPBP_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*/
@ -253,6 +270,7 @@ int dpbp_get_irq_enable(struct fsl_mc_io *mc_io,
}
int dpbp_set_irq_mask(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t irq_index,
uint32_t mask)
@ -261,7 +279,7 @@ int dpbp_set_irq_mask(struct fsl_mc_io *mc_io,
/* prepare command */
cmd.header = mc_encode_cmd_header(DPBP_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);
@ -270,6 +288,7 @@ int dpbp_set_irq_mask(struct fsl_mc_io *mc_io,
}
int dpbp_get_irq_mask(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t irq_index,
uint32_t *mask)
@ -279,7 +298,7 @@ int dpbp_get_irq_mask(struct fsl_mc_io *mc_io,
/* prepare command */
cmd.header = mc_encode_cmd_header(DPBP_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*/
@ -293,6 +312,7 @@ int dpbp_get_irq_mask(struct fsl_mc_io *mc_io,
}
int dpbp_get_irq_status(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t irq_index,
uint32_t *status)
@ -302,7 +322,7 @@ int dpbp_get_irq_status(struct fsl_mc_io *mc_io,
/* prepare command */
cmd.header = mc_encode_cmd_header(DPBP_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*/
@ -316,6 +336,7 @@ int dpbp_get_irq_status(struct fsl_mc_io *mc_io,
}
int dpbp_clear_irq_status(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t irq_index,
uint32_t status)
@ -324,7 +345,7 @@ int dpbp_clear_irq_status(struct fsl_mc_io *mc_io,
/* prepare command */
cmd.header = mc_encode_cmd_header(DPBP_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);
@ -333,6 +354,7 @@ int dpbp_clear_irq_status(struct fsl_mc_io *mc_io,
}
int dpbp_get_attributes(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
struct dpbp_attr *attr)
{
@ -341,7 +363,7 @@ int dpbp_get_attributes(struct fsl_mc_io *mc_io,
/* prepare command */
cmd.header = mc_encode_cmd_header(DPBP_CMDID_GET_ATTR,
MC_CMD_PRI_LOW, token);
cmd_flags, token);
/* send command to mc*/
err = mc_send_command(mc_io, &cmd);

View File

@ -34,7 +34,7 @@
/* DPBP Version */
#define DPBP_VER_MAJOR 2
#define DPBP_VER_MINOR 0
#define DPBP_VER_MINOR 1
/* Command IDs */
#define DPBP_CMDID_CLOSE 0x800

View File

@ -41,6 +41,7 @@ struct fsl_mc_io;
/**
* dpbp_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_'
* @dpbp_id: DPBP unique ID
* @token: Returned token; use in subsequent API calls
*
@ -54,11 +55,15 @@ struct fsl_mc_io;
*
* Return: '0' on Success; Error code otherwise.
*/
int dpbp_open(struct fsl_mc_io *mc_io, int dpbp_id, uint16_t *token);
int dpbp_open(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
int dpbp_id,
uint16_t *token);
/**
* dpbp_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 DPBP object
*
* After this function is called, no further operations are
@ -66,10 +71,12 @@ int dpbp_open(struct fsl_mc_io *mc_io, int dpbp_id, uint16_t *token);
*
* Return: '0' on Success; Error code otherwise.
*/
int dpbp_close(struct fsl_mc_io *mc_io, uint16_t token);
int dpbp_close(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token);
/**
* struct dpbp_cfg() - Structure representing DPBP configuration
* struct dpbp_cfg - Structure representing DPBP configuration
* @options: place holder
*/
struct dpbp_cfg {
@ -79,6 +86,7 @@ struct dpbp_cfg {
/**
* dpbp_create() - Create the DPBP 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
*
@ -97,99 +105,123 @@ struct dpbp_cfg {
* Return: '0' on Success; Error code otherwise.
*/
int dpbp_create(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
const struct dpbp_cfg *cfg,
uint16_t *token);
/**
* dpbp_destroy() - Destroy the DPBP 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 DPBP object
*
* Return: '0' on Success; error code otherwise.
*/
int dpbp_destroy(struct fsl_mc_io *mc_io, uint16_t token);
int dpbp_destroy(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token);
/**
* dpbp_enable() - Enable the DPBP.
* @mc_io: Pointer to MC portal's I/O object
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @token: Token of DPBP object
*
* Return: '0' on Success; Error code otherwise.
*/
int dpbp_enable(struct fsl_mc_io *mc_io, uint16_t token);
int dpbp_enable(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token);
/**
* dpbp_disable() - Disable the DPBP.
* @mc_io: Pointer to MC portal's I/O object
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @token: Token of DPBP object
*
* Return: '0' on Success; Error code otherwise.
*/
int dpbp_disable(struct fsl_mc_io *mc_io, uint16_t token);
int dpbp_disable(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token);
/**
* dpbp_is_enabled() - Check if the DPBP is enabled.
* @mc_io: Pointer to MC portal's I/O object
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @token: Token of DPBP object
* @en: Returns '1' if object is enabled; '0' otherwise
*
* Return: '0' on Success; Error code otherwise.
*/
int dpbp_is_enabled(struct fsl_mc_io *mc_io, uint16_t token, int *en);
int dpbp_is_enabled(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
int *en);
/**
* dpbp_reset() - Reset the DPBP, 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 DPBP object
*
* Return: '0' on Success; Error code otherwise.
*/
int dpbp_reset(struct fsl_mc_io *mc_io, uint16_t token);
int dpbp_reset(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token);
/**
* struct dpbp_irq_cfg - IRQ configuration
* @addr: 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 dpbp_irq_cfg {
uint64_t addr;
uint32_t val;
int user_irq_id;
};
/**
* dpbp_set_irq() - Set IRQ information for the DPBP 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 DPBP 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 dpbp_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 dpbp_irq_cfg *irq_cfg);
/**
* dpbp_get_irq() - Get IRQ information from the DPBP.
* @mc_io: Pointer to MC portal's I/O object
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @token: Token of DPBP 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 dpbp_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 dpbp_irq_cfg *irq_cfg);
/**
* dpbp_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 DPBP object
* @irq_index: The interrupt index to configure
* @en: Interrupt state - enable = 1, disable = 0
@ -202,6 +234,7 @@ int dpbp_get_irq(struct fsl_mc_io *mc_io,
* Return: '0' on Success; Error code otherwise.
*/
int dpbp_set_irq_enable(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t irq_index,
uint8_t en);
@ -209,6 +242,7 @@ int dpbp_set_irq_enable(struct fsl_mc_io *mc_io,
/**
* dpbp_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 DPBP object
* @irq_index: The interrupt index to configure
* @en: Returned interrupt state - enable = 1, disable = 0
@ -216,6 +250,7 @@ int dpbp_set_irq_enable(struct fsl_mc_io *mc_io,
* Return: '0' on Success; Error code otherwise.
*/
int dpbp_get_irq_enable(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t irq_index,
uint8_t *en);
@ -223,6 +258,7 @@ int dpbp_get_irq_enable(struct fsl_mc_io *mc_io,
/**
* dpbp_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 DPBP object
* @irq_index: The interrupt index to configure
* @mask: Event mask to trigger interrupt;
@ -236,6 +272,7 @@ int dpbp_get_irq_enable(struct fsl_mc_io *mc_io,
* Return: '0' on Success; Error code otherwise.
*/
int dpbp_set_irq_mask(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t irq_index,
uint32_t mask);
@ -243,6 +280,7 @@ int dpbp_set_irq_mask(struct fsl_mc_io *mc_io,
/**
* dpbp_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 DPBP object
* @irq_index: The interrupt index to configure
* @mask: Returned event mask to trigger interrupt
@ -253,6 +291,7 @@ int dpbp_set_irq_mask(struct fsl_mc_io *mc_io,
* Return: '0' on Success; Error code otherwise.
*/
int dpbp_get_irq_mask(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t irq_index,
uint32_t *mask);
@ -261,6 +300,7 @@ int dpbp_get_irq_mask(struct fsl_mc_io *mc_io,
* dpbp_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 DPBP object
* @irq_index: The interrupt index to configure
* @status: Returned interrupts status - one bit per cause:
@ -270,6 +310,7 @@ int dpbp_get_irq_mask(struct fsl_mc_io *mc_io,
* Return: '0' on Success; Error code otherwise.
*/
int dpbp_get_irq_status(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t irq_index,
uint32_t *status);
@ -278,6 +319,7 @@ int dpbp_get_irq_status(struct fsl_mc_io *mc_io,
* dpbp_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 DPBP object
* @irq_index: The interrupt index to configure
* @status: Bits to clear (W1C) - one bit per cause:
@ -287,6 +329,7 @@ int dpbp_get_irq_status(struct fsl_mc_io *mc_io,
* Return: '0' on Success; Error code otherwise.
*/
int dpbp_clear_irq_status(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t irq_index,
uint32_t status);
@ -316,12 +359,14 @@ struct dpbp_attr {
* dpbp_get_attributes - Retrieve DPBP 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 DPBP object
* @attr: Returned object's attributes
*
* Return: '0' on Success; Error code otherwise.
*/
int dpbp_get_attributes(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
struct dpbp_attr *attr);