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drm/amd/powerplay: add fw load checking interface

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This patch adds fw load checking interface for smu.

Signed-off-by: Huang Rui <ray.huang@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Huang Rui 2018-12-02 18:25:00 +08:00 committed by Alex Deucher
parent 3d2f5200a7
commit e11c4fd578
3 changed files with 16 additions and 0 deletions
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6
drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
View File

@ -102,6 +102,12 @@ static int smu_hw_init(void *handle)
return ret;
}
ret = smu_check_fw_status(smu);
if (ret) {
pr_err("SMC firmware status is not correct\n");
return ret;
}
mutex_lock(&smu->mutex);
/* TODO */

3
drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
View File

@ -36,12 +36,15 @@ struct smu_funcs
{
int (*init_microcode)(struct smu_context *smu);
int (*load_microcode)(struct smu_context *smu);
int (*check_fw_status)(struct smu_context *smu);
};
#define smu_init_microcode(smu) \
((smu)->funcs->init_microcode ? (smu)->funcs->init_microcode((smu)) : 0)
#define smu_load_microcode(smu) \
((smu)->funcs->load_microcode ? (smu)->funcs->load_microcode((smu)) : 0)
#define smu_check_fw_status(smu) \
((smu)->funcs->check_fw_status ? (smu)->funcs->check_fw_status((smu)) : 0)
extern const struct amd_ip_funcs smu_ip_funcs;

7
drivers/gpu/drm/amd/powerplay/smu_v11_0.c
View File

@ -24,6 +24,7 @@
#include <linux/firmware.h>
#include "amdgpu.h"
#include "amdgpu_smu.h"
#include "smu_v11_0.h"
static int smu_v11_0_init_microcode(struct smu_context *smu)
{
@ -37,9 +38,15 @@ static int smu_v11_0_load_microcode(struct smu_context *smu)
return 0;
}
static int smu_v11_0_check_fw_status(struct smu_context *smu)
{
return 0;
}
static const struct smu_funcs smu_v11_0_funcs = {
.init_microcode = smu_v11_0_init_microcode,
.load_microcode = smu_v11_0_load_microcode,
.check_fw_status = smu_v11_0_check_fw_status,
};
void smu_v11_0_set_smu_funcs(struct smu_context *smu)