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drm/amdgpu: add sysfs to shows psp vbflash status

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Add new sysfs interface to shows the status of psp vbflash status.

V2: rename the sysfs interface, and set more return value.
    (0: not start; 1: in progress; MBX115 value when vbflash finish)
V3: warning fixes

Signed-off-by: Likun Gao <Likun.Gao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Likun Gao
2022-05-05 15:45:06 -04:00
committed by Alex Deucher
parent 8424f2ccb3
commit dfc53681de
3 changed files with 47 additions and 2 deletions
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6
drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h
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@@ -130,6 +130,7 @@ struct psp_funcs
int (*load_usbc_pd_fw)(struct psp_context *psp, uint64_t fw_pri_mc_addr);
int (*read_usbc_pd_fw)(struct psp_context *psp, uint32_t *fw_ver);
int (*update_spirom)(struct psp_context *psp, uint64_t fw_pri_mc_addr);
int (*vbflash_stat)(struct psp_context *psp);
};
#define AMDGPU_XGMI_MAX_CONNECTED_NODES 64
@@ -375,6 +376,7 @@ struct psp_context
char *vbflash_tmp_buf;
size_t vbflash_image_size;
bool vbflash_done;
};
struct amdgpu_psp_funcs {
@@ -425,6 +427,10 @@ struct amdgpu_psp_funcs {
((psp)->funcs->update_spirom ? \
(psp)->funcs->update_spirom((psp), fw_pri_mc_addr) : -EINVAL)
#define psp_vbflash_status(psp) \
((psp)->funcs->vbflash_stat ? \
(psp)->funcs->vbflash_stat((psp)) : -EINVAL)
extern const struct amd_ip_funcs psp_ip_funcs;
extern const struct amdgpu_ip_block_version psp_v3_1_ip_block;