xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

drm/amdgpu: add cgs_get_firmware_info interface v2

Browse Source 
This new interface can be used by IP components to retrieve the
firmware information from the core driver.

v2: fix one typo

Signed-off-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhou@amd.com>
Signed-off-by: Young Yang <Young.Yang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Jammy Zhou
2015-05-13 18:58:05 +08:00
committed by Alex Deucher
parent 57ff96cf47
commit bf3911b06f
2 changed files with 167 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

46
drivers/gpu/drm/amd/include/cgs_common.h
View File

@@ -24,6 +24,7 @@
#ifndef _CGS_COMMON_H
#define _CGS_COMMON_H
/**
* enum cgs_gpu_mem_type - GPU memory types
*/
@@ -85,6 +86,24 @@ enum cgs_voltage_planes {
/* ... */
};
/*
* enum cgs_ucode_id - Firmware types for different IPs
*/
enum cgs_ucode_id {
CGS_UCODE_ID_SMU = 0,
CGS_UCODE_ID_SDMA0,
CGS_UCODE_ID_SDMA1,
CGS_UCODE_ID_CP_CE,
CGS_UCODE_ID_CP_PFP,
CGS_UCODE_ID_CP_ME,
CGS_UCODE_ID_CP_MEC,
CGS_UCODE_ID_CP_MEC_JT1,
CGS_UCODE_ID_CP_MEC_JT2,
CGS_UCODE_ID_GMCON_RENG,
CGS_UCODE_ID_RLC_G,
CGS_UCODE_ID_MAXIMUM,
};
/**
* struct cgs_clock_limits - Clock limits
*
@@ -96,6 +115,17 @@ struct cgs_clock_limits {
unsigned sustainable; /**< Thermally sustainable frequency */
};
/**
* struct cgs_firmware_info - Firmware information
*/
struct cgs_firmware_info {
uint16_t version;
uint16_t feature_version;
uint32_t image_size;
uint64_t mc_addr;
void *kptr;
};
typedef unsigned long cgs_handle_t;
/**
@@ -442,6 +472,18 @@ typedef int (*cgs_pm_query_clock_limits_t)(void *cgs_device,
*/
typedef int (*cgs_set_camera_voltages_t)(void *cgs_device, uint32_t mask,
const uint32_t *voltages);
/**
* cgs_get_firmware_info - Get the firmware information from core driver
* @cgs_device: opaque device handle
* @type: the firmware type
* @info: returend firmware information
*
* Return: 0 on success, -errno otherwise
*/
typedef int (*cgs_get_firmware_info)(void *cgs_device,
enum cgs_ucode_id type,
struct cgs_firmware_info *info);
struct cgs_ops {
/* memory management calls (similar to KFD interface) */
@@ -478,6 +520,8 @@ struct cgs_ops {
cgs_pm_request_engine_t pm_request_engine;
cgs_pm_query_clock_limits_t pm_query_clock_limits;
cgs_set_camera_voltages_t set_camera_voltages;
/* Firmware Info */
cgs_get_firmware_info get_firmware_info;
/* ACPI (TODO) */
};
@@ -559,5 +603,7 @@ struct cgs_device
CGS_CALL(pm_query_clock_limits,dev,clock,limits)
#define cgs_set_camera_voltages(dev,mask,voltages) \
CGS_CALL(set_camera_voltages,dev,mask,voltages)
#define cgs_get_firmware_info(dev, type, info) \
CGS_CALL(get_firmware_info, dev, type, info)
#endif /* _CGS_COMMON_H */