[PATCH 5/6] drm/amdgpu: refine virtualization psp fw skip check

Horace Chen horace.chen at amd.com
Thu Jul 21 09:52:09 UTC 2022


SR-IOV may need to load different firmwares for different ASIC inside
VF.
So create a new function in amdgpu_virt to check whether FW load needs
to be skipped.

Signed-off-by: Horace Chen <horace.chen at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c  | 17 +++-----------
 drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c | 29 ++++++++++++++++++++++++
 drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h |  2 ++
 3 files changed, 34 insertions(+), 14 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
index 6540582ecbf8..a601d0f67b1f 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
@@ -334,11 +334,12 @@ static int psp_init_sriov_microcode(struct psp_context *psp)
 		ret = psp_init_cap_microcode(psp, "aldebaran");
 		ret &= psp_init_ta_microcode(psp, "aldebaran");
 		break;
+	case IP_VERSION(13, 0, 0):
+		break;
 	default:
 		BUG();
 		break;
 	}
-
 	return ret;
 }
 
@@ -2389,19 +2390,7 @@ static bool fw_load_skip_check(struct psp_context *psp,
 		return true;
 
 	if (amdgpu_sriov_vf(psp->adev) &&
-	   (ucode->ucode_id == AMDGPU_UCODE_ID_SDMA0
-	    || ucode->ucode_id == AMDGPU_UCODE_ID_SDMA1
-	    || ucode->ucode_id == AMDGPU_UCODE_ID_SDMA2
-	    || ucode->ucode_id == AMDGPU_UCODE_ID_SDMA3
-	    || ucode->ucode_id == AMDGPU_UCODE_ID_SDMA4
-	    || ucode->ucode_id == AMDGPU_UCODE_ID_SDMA5
-	    || ucode->ucode_id == AMDGPU_UCODE_ID_SDMA6
-	    || ucode->ucode_id == AMDGPU_UCODE_ID_SDMA7
-	    || ucode->ucode_id == AMDGPU_UCODE_ID_RLC_G
-	    || ucode->ucode_id == AMDGPU_UCODE_ID_RLC_RESTORE_LIST_CNTL
-	    || ucode->ucode_id == AMDGPU_UCODE_ID_RLC_RESTORE_LIST_GPM_MEM
-	    || ucode->ucode_id == AMDGPU_UCODE_ID_RLC_RESTORE_LIST_SRM_MEM
-	    || ucode->ucode_id == AMDGPU_UCODE_ID_SMC))
+	    amdgpu_virt_fw_load_skip_check(psp->adev, ucode->ucode_id))
 		/*skip ucode loading in SRIOV VF */
 		return true;
 
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
index ab55602ff534..ba367799d087 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
@@ -807,6 +807,35 @@ enum amdgpu_sriov_vf_mode amdgpu_virt_get_sriov_vf_mode(struct amdgpu_device *ad
 	return mode;
 }
 
+bool amdgpu_virt_fw_load_skip_check(struct amdgpu_device *adev, uint32_t ucode_id)
+{
+	/* this version doesn't support sriov autoload */
+	if (adev->ip_versions[MP0_HWIP][0] == IP_VERSION(13, 0, 0)) {
+		if (ucode_id == AMDGPU_UCODE_ID_VCN1 ||
+		    ucode_id == AMDGPU_UCODE_ID_VCN)
+			return false;
+		else
+			return true;
+	}
+
+	if (ucode_id == AMDGPU_UCODE_ID_SDMA0
+	    || ucode_id == AMDGPU_UCODE_ID_SDMA1
+	    || ucode_id == AMDGPU_UCODE_ID_SDMA2
+	    || ucode_id == AMDGPU_UCODE_ID_SDMA3
+	    || ucode_id == AMDGPU_UCODE_ID_SDMA4
+	    || ucode_id == AMDGPU_UCODE_ID_SDMA5
+	    || ucode_id == AMDGPU_UCODE_ID_SDMA6
+	    || ucode_id == AMDGPU_UCODE_ID_SDMA7
+	    || ucode_id == AMDGPU_UCODE_ID_RLC_G
+	    || ucode_id == AMDGPU_UCODE_ID_RLC_RESTORE_LIST_CNTL
+	    || ucode_id == AMDGPU_UCODE_ID_RLC_RESTORE_LIST_GPM_MEM
+	    || ucode_id == AMDGPU_UCODE_ID_RLC_RESTORE_LIST_SRM_MEM
+	    || ucode_id == AMDGPU_UCODE_ID_SMC)
+		return true;
+
+	return false;
+}
+
 void amdgpu_virt_update_sriov_video_codec(struct amdgpu_device *adev,
 			struct amdgpu_video_codec_info *encode, uint32_t encode_array_size,
 			struct amdgpu_video_codec_info *decode, uint32_t decode_array_size)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
index 239f232f9c02..cd6fce05978f 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
@@ -343,4 +343,6 @@ void amdgpu_sriov_wreg(struct amdgpu_device *adev,
 		       u32 acc_flags, u32 hwip);
 u32 amdgpu_sriov_rreg(struct amdgpu_device *adev,
 		      u32 offset, u32 acc_flags, u32 hwip);
+bool amdgpu_virt_fw_load_skip_check(struct amdgpu_device *adev,
+			uint32_t ucode_id);
 #endif
-- 
2.25.1



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