[PATCH 1/2] drm/amd/pm: Skip use smc fw data in SRIOV

Jingwen Chen Jingwen.Chen2 at amd.com
Wed Sep 23 10:06:52 UTC 2020


smc fw is not needed in SRIOV, thus driver should not try to get smc
fw data.

Signed-off-by: Jingwen Chen <Jingwen.Chen2 at amd.com>
---
 .../gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c    | 61 ++++++++++---------
 1 file changed, 32 insertions(+), 29 deletions(-)

diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c
index b53872eb4398..d8ca6d968813 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c
@@ -322,39 +322,42 @@ int smu_v11_0_setup_pptable(struct smu_context *smu)
 	void *table;
 	uint16_t version_major, version_minor;
 
-	hdr = (const struct smc_firmware_header_v1_0 *) adev->pm.fw->data;
-	version_major = le16_to_cpu(hdr->header.header_version_major);
-	version_minor = le16_to_cpu(hdr->header.header_version_minor);
-	if ((version_major == 2 && smu->smu_table.boot_values.pp_table_id > 0) ||
-	    adev->asic_type == CHIP_NAVY_FLOUNDER) {
-		dev_info(adev->dev, "use driver provided pptable %d\n", smu->smu_table.boot_values.pp_table_id);
-		switch (version_minor) {
-		case 0:
-			ret = smu_v11_0_set_pptable_v2_0(smu, &table, &size);
-			break;
-		case 1:
-			ret = smu_v11_0_set_pptable_v2_1(smu, &table, &size,
-							 smu->smu_table.boot_values.pp_table_id);
-			break;
-		default:
-			ret = -EINVAL;
-			break;
+	if (!amdgpu_sriov_vf(adev)) {
+		hdr = (const struct smc_firmware_header_v1_0 *) adev->pm.fw->data;
+		version_major = le16_to_cpu(hdr->header.header_version_major);
+		version_minor = le16_to_cpu(hdr->header.header_version_minor);
+		if ((version_major == 2 && smu->smu_table.boot_values.pp_table_id > 0) ||
+			adev->asic_type == CHIP_NAVY_FLOUNDER) {
+			dev_info(adev->dev, "use driver provided pptable %d\n", smu->smu_table.boot_values.pp_table_id);
+			switch (version_minor) {
+			case 0:
+				ret = smu_v11_0_set_pptable_v2_0(smu, &table, &size);
+				break;
+			case 1:
+				ret = smu_v11_0_set_pptable_v2_1(smu, &table, &size,
+								smu->smu_table.boot_values.pp_table_id);
+				break;
+			default:
+				ret = -EINVAL;
+				break;
+			}
+			if (ret)
+				return ret;
+			goto out;
 		}
-		if (ret)
-			return ret;
+	}
 
-	} else {
-		dev_info(adev->dev, "use vbios provided pptable\n");
-		index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1,
-						    powerplayinfo);
+	dev_info(adev->dev, "use vbios provided pptable\n");
+	index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1,
+						powerplayinfo);
 
-		ret = amdgpu_atombios_get_data_table(adev, index, &atom_table_size, &frev, &crev,
-					      (uint8_t **)&table);
-		if (ret)
-			return ret;
-		size = atom_table_size;
-	}
+	ret = amdgpu_atombios_get_data_table(adev, index, &atom_table_size, &frev, &crev,
+						(uint8_t **)&table);
+	if (ret)
+		return ret;
+	size = atom_table_size;
 
+out:
 	if (!smu->smu_table.power_play_table)
 		smu->smu_table.power_play_table = table;
 	if (!smu->smu_table.power_play_table_size)
-- 
2.25.1



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