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| author | Likun Gao <Likun.Gao@amd.com> | 2022-05-05 22:45:06 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2022-05-11 00:53:10 +0300 |
| commit | dfc53681de592d31a6de894c9b9afb14634ec6aa (patch) | |
| tree | 78029c8e7a5760014bafc7b212dfcc5e84330842 /drivers/gpu/drm/amd/amdgpu/psp_v13_0.c | |
| parent | 8424f2ccb3c0dd43369288a47d15c980136c3bd5 (diff) | |
| download | linux-dfc53681de592d31a6de894c9b9afb14634ec6aa.tar.xz | |
drm/amdgpu: add sysfs to shows psp vbflash status
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>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/psp_v13_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/psp_v13_0.c | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v13_0.c b/drivers/gpu/drm/amd/amdgpu/psp_v13_0.c index 894ac0c64bf6..d6d79e97def9 100644 --- a/drivers/gpu/drm/amd/amdgpu/psp_v13_0.c +++ b/drivers/gpu/drm/amd/amdgpu/psp_v13_0.c @@ -487,6 +487,9 @@ static int psp_v13_0_exec_spi_cmd(struct psp_context *psp, int cmd) /* Ring the doorbell */ WREG32_SOC15(MP0, 0, regMP0_SMN_C2PMSG_73, 1); + if (cmd == C2PMSG_CMD_SPI_UPDATE_FLASH_IMAGE) + return 0; + ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, regMP0_SMN_C2PMSG_115), MBOX_READY_FLAG, MBOX_READY_MASK, false); if (ret) { @@ -504,7 +507,8 @@ static int psp_v13_0_exec_spi_cmd(struct psp_context *psp, int cmd) return 0; } -int psp_v13_0_update_spirom(struct psp_context *psp, uint64_t fw_pri_mc_addr) +static int psp_v13_0_update_spirom(struct psp_context *psp, + uint64_t fw_pri_mc_addr) { struct amdgpu_device *adev = psp->adev; int ret; @@ -529,6 +533,8 @@ int psp_v13_0_update_spirom(struct psp_context *psp, uint64_t fw_pri_mc_addr) if (ret) return ret; + psp->vbflash_done = true; + ret = psp_v13_0_exec_spi_cmd(psp, C2PMSG_CMD_SPI_UPDATE_FLASH_IMAGE); if (ret) return ret; @@ -536,6 +542,13 @@ int psp_v13_0_update_spirom(struct psp_context *psp, uint64_t fw_pri_mc_addr) return 0; } +static int psp_v13_0_vbflash_status(struct psp_context *psp) +{ + struct amdgpu_device *adev = psp->adev; + + return RREG32_SOC15(MP0, 0, regMP0_SMN_C2PMSG_115); +} + static const struct psp_funcs psp_v13_0_funcs = { .init_microcode = psp_v13_0_init_microcode, .bootloader_load_kdb = psp_v13_0_bootloader_load_kdb, @@ -553,7 +566,8 @@ static const struct psp_funcs psp_v13_0_funcs = { .ring_set_wptr = psp_v13_0_ring_set_wptr, .load_usbc_pd_fw = psp_v13_0_load_usbc_pd_fw, .read_usbc_pd_fw = psp_v13_0_read_usbc_pd_fw, - .update_spirom = psp_v13_0_update_spirom + .update_spirom = psp_v13_0_update_spirom, + .vbflash_stat = psp_v13_0_vbflash_status }; void psp_v13_0_set_psp_funcs(struct psp_context *psp) |