From a7ab345149b8622b1eb9ca4f69529d64cc7d1353 Mon Sep 17 00:00:00 2001 From: Mario Limonciello Date: Tue, 3 Jan 2023 15:04:23 -0600 Subject: [PATCH] drm/amd/display: Load DMUB microcode during early_init If DMUB is required for an ASIC, ensure that the microcode is available and validates during early_init. Any failures will cause the driver to fail to probe before the firmware framebuffer has been removed. Reviewed-by: Alex Deucher Reviewed-by: Harry Wentland Reviewed-by: Lijo Lazar Signed-off-by: Mario Limonciello Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 89 +++++++++++++++-------- 1 file changed, 58 insertions(+), 31 deletions(-) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 6b9a490..9bf8928 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -1947,7 +1947,6 @@ static int dm_dmub_sw_init(struct amdgpu_device *adev) struct dmub_srv_fb_info *fb_info; struct dmub_srv *dmub_srv; const struct dmcub_firmware_header_v1_0 *hdr; - const char *fw_name_dmub; enum dmub_asic dmub_asic; enum dmub_status status; int r; @@ -1955,73 +1954,46 @@ static int dm_dmub_sw_init(struct amdgpu_device *adev) switch (adev->ip_versions[DCE_HWIP][0]) { case IP_VERSION(2, 1, 0): dmub_asic = DMUB_ASIC_DCN21; - fw_name_dmub = FIRMWARE_RENOIR_DMUB; - if (ASICREV_IS_GREEN_SARDINE(adev->external_rev_id)) - fw_name_dmub = FIRMWARE_GREEN_SARDINE_DMUB; break; case IP_VERSION(3, 0, 0): - if (adev->ip_versions[GC_HWIP][0] == IP_VERSION(10, 3, 0)) { + if (adev->ip_versions[GC_HWIP][0] == IP_VERSION(10, 3, 0)) dmub_asic = DMUB_ASIC_DCN30; - fw_name_dmub = FIRMWARE_SIENNA_CICHLID_DMUB; - } else { + else dmub_asic = DMUB_ASIC_DCN30; - fw_name_dmub = FIRMWARE_NAVY_FLOUNDER_DMUB; - } break; case IP_VERSION(3, 0, 1): dmub_asic = DMUB_ASIC_DCN301; - fw_name_dmub = FIRMWARE_VANGOGH_DMUB; break; case IP_VERSION(3, 0, 2): dmub_asic = DMUB_ASIC_DCN302; - fw_name_dmub = FIRMWARE_DIMGREY_CAVEFISH_DMUB; break; case IP_VERSION(3, 0, 3): dmub_asic = DMUB_ASIC_DCN303; - fw_name_dmub = FIRMWARE_BEIGE_GOBY_DMUB; break; case IP_VERSION(3, 1, 2): case IP_VERSION(3, 1, 3): dmub_asic = (adev->external_rev_id == YELLOW_CARP_B0) ? DMUB_ASIC_DCN31B : DMUB_ASIC_DCN31; - fw_name_dmub = FIRMWARE_YELLOW_CARP_DMUB; break; case IP_VERSION(3, 1, 4): dmub_asic = DMUB_ASIC_DCN314; - fw_name_dmub = FIRMWARE_DCN_314_DMUB; break; case IP_VERSION(3, 1, 5): dmub_asic = DMUB_ASIC_DCN315; - fw_name_dmub = FIRMWARE_DCN_315_DMUB; break; case IP_VERSION(3, 1, 6): dmub_asic = DMUB_ASIC_DCN316; - fw_name_dmub = FIRMWARE_DCN316_DMUB; break; case IP_VERSION(3, 2, 0): dmub_asic = DMUB_ASIC_DCN32; - fw_name_dmub = FIRMWARE_DCN_V3_2_0_DMCUB; break; case IP_VERSION(3, 2, 1): dmub_asic = DMUB_ASIC_DCN321; - fw_name_dmub = FIRMWARE_DCN_V3_2_1_DMCUB; break; default: /* ASIC doesn't support DMUB. */ return 0; } - r = request_firmware_direct(&adev->dm.dmub_fw, fw_name_dmub, adev->dev); - if (r) { - DRM_ERROR("DMUB firmware loading failed: %d\n", r); - return 0; - } - - r = amdgpu_ucode_validate(adev->dm.dmub_fw); - if (r) { - DRM_ERROR("Couldn't validate DMUB firmware: %d\n", r); - return 0; - } - hdr = (const struct dmcub_firmware_header_v1_0 *)adev->dm.dmub_fw->data; adev->dm.dmcub_fw_version = le32_to_cpu(hdr->header.ucode_version); @@ -4514,6 +4486,61 @@ DEVICE_ATTR_WO(s3_debug); #endif +static int dm_init_microcode(struct amdgpu_device *adev) +{ + char *fw_name_dmub; + int r; + + switch (adev->ip_versions[DCE_HWIP][0]) { + case IP_VERSION(2, 1, 0): + fw_name_dmub = FIRMWARE_RENOIR_DMUB; + if (ASICREV_IS_GREEN_SARDINE(adev->external_rev_id)) + fw_name_dmub = FIRMWARE_GREEN_SARDINE_DMUB; + break; + case IP_VERSION(3, 0, 0): + if (adev->ip_versions[GC_HWIP][0] == IP_VERSION(10, 3, 0)) + fw_name_dmub = FIRMWARE_SIENNA_CICHLID_DMUB; + else + fw_name_dmub = FIRMWARE_NAVY_FLOUNDER_DMUB; + break; + case IP_VERSION(3, 0, 1): + fw_name_dmub = FIRMWARE_VANGOGH_DMUB; + break; + case IP_VERSION(3, 0, 2): + fw_name_dmub = FIRMWARE_DIMGREY_CAVEFISH_DMUB; + break; + case IP_VERSION(3, 0, 3): + fw_name_dmub = FIRMWARE_BEIGE_GOBY_DMUB; + break; + case IP_VERSION(3, 1, 2): + case IP_VERSION(3, 1, 3): + fw_name_dmub = FIRMWARE_YELLOW_CARP_DMUB; + break; + case IP_VERSION(3, 1, 4): + fw_name_dmub = FIRMWARE_DCN_314_DMUB; + break; + case IP_VERSION(3, 1, 5): + fw_name_dmub = FIRMWARE_DCN_315_DMUB; + break; + case IP_VERSION(3, 1, 6): + fw_name_dmub = FIRMWARE_DCN316_DMUB; + break; + case IP_VERSION(3, 2, 0): + fw_name_dmub = FIRMWARE_DCN_V3_2_0_DMCUB; + break; + case IP_VERSION(3, 2, 1): + fw_name_dmub = FIRMWARE_DCN_V3_2_1_DMCUB; + break; + default: + /* ASIC doesn't support DMUB. */ + return 0; + } + r = amdgpu_ucode_request(adev, &adev->dm.dmub_fw, fw_name_dmub); + if (r) + DRM_ERROR("DMUB firmware loading failed: %d\n", r); + return r; +} + static int dm_early_init(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; @@ -4646,7 +4673,7 @@ static int dm_early_init(void *handle) #endif adev->dc_enabled = true; - return 0; + return dm_init_microcode(adev); } static bool modereset_required(struct drm_crtc_state *crtc_state) -- 2.7.4