diff options
| author | YiPeng Chai <YiPeng.Chai@amd.com> | 2023-08-08 10:02:30 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-08-15 18:07:41 -0400 |
| commit | 1b98a5f8e04b944ba93444a8004690391a60fcf1 (patch) | |
| tree | 8aa8ecadfdc6efa0e547e0d30bbe0cb784776b1f /drivers/gpu/drm/amd/amdgpu/psp_v13_0.c | |
| parent | e01eeffc3f861425b3e8238f3d848b25ef9c1243 (diff) | |
drm/amdgpu: mode1 reset needs to recover mp1 for mp0 v13_0_10
Mode1 reset needs to recover mp1 in fatal error case
for mp0 v13_0_10.
v2:
Define a macro to wrap psp function calls.
Signed-off-by: YiPeng Chai <YiPeng.Chai@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 | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v13_0.c b/drivers/gpu/drm/amd/amdgpu/psp_v13_0.c index 58db1ee631b3..10b17bd5aebe 100644 --- a/drivers/gpu/drm/amd/amdgpu/psp_v13_0.c +++ b/drivers/gpu/drm/amd/amdgpu/psp_v13_0.c @@ -691,6 +691,27 @@ static int psp_v13_0_vbflash_status(struct psp_context *psp) return RREG32_SOC15(MP0, 0, regMP0_SMN_C2PMSG_115); } +static int psp_v13_0_fatal_error_recovery_quirk(struct psp_context *psp) +{ + struct amdgpu_device *adev = psp->adev; + + if (adev->ip_versions[MP0_HWIP][0] == IP_VERSION(13, 0, 10)) { + uint32_t reg_data; + /* MP1 fatal error: trigger PSP dram read to unhalt PSP + * during MP1 triggered sync flood. + */ + reg_data = RREG32_SOC15(MP0, 0, regMP0_SMN_C2PMSG_67); + WREG32_SOC15(MP0, 0, regMP0_SMN_C2PMSG_67, reg_data + 0x10); + + /* delay 1000ms for the mode1 reset for fatal error + * to be recovered back. + */ + msleep(1000); + } + + return 0; +} + 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, @@ -710,7 +731,8 @@ static const struct psp_funcs psp_v13_0_funcs = { .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, - .vbflash_stat = psp_v13_0_vbflash_status + .vbflash_stat = psp_v13_0_vbflash_status, + .fatal_error_recovery_quirk = psp_v13_0_fatal_error_recovery_quirk, }; void psp_v13_0_set_psp_funcs(struct psp_context *psp) |