[PATCH] drm/amdgpu: Add umc channel index mapping table for umc_v8_10

YiPeng Chai YiPeng.Chai at amd.com
Mon Nov 14 01:51:34 UTC 2022


Add umc channel index mapping table for umc_v8_10.

Signed-off-by: YiPeng Chai <YiPeng.Chai at amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c |  5 ++++-
 drivers/gpu/drm/amd/amdgpu/umc_v8_10.c | 10 ++++++++++
 drivers/gpu/drm/amd/amdgpu/umc_v8_10.h |  4 ++++
 3 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c
index 16f52049d986..96e52ec0fb69 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c
@@ -558,7 +558,10 @@ static void gmc_v11_0_set_umc_funcs(struct amdgpu_device *adev)
 		adev->umc.node_inst_num = adev->gmc.num_umc;
 		adev->umc.max_ras_err_cnt_per_query = UMC_V8_10_TOTAL_CHANNEL_NUM(adev);
 		adev->umc.channel_offs = UMC_V8_10_PER_CHANNEL_OFFSET;
-		adev->umc.channel_idx_tbl = &umc_v8_10_channel_idx_tbl[0][0][0];
+		if (adev->umc.node_inst_num == 4)
+			adev->umc.channel_idx_tbl = &umc_v8_10_channel_idx_tbl_ext0[0][0][0];
+		else
+			adev->umc.channel_idx_tbl = &umc_v8_10_channel_idx_tbl[0][0][0];
 		adev->umc.ras = &umc_v8_10_ras;
 		break;
 	case IP_VERSION(8, 11, 0):
diff --git a/drivers/gpu/drm/amd/amdgpu/umc_v8_10.c b/drivers/gpu/drm/amd/amdgpu/umc_v8_10.c
index 91235df54e22..b7da4528cf0a 100644
--- a/drivers/gpu/drm/amd/amdgpu/umc_v8_10.c
+++ b/drivers/gpu/drm/amd/amdgpu/umc_v8_10.c
@@ -45,6 +45,16 @@ const struct channelnum_map_colbit umc_v8_10_channelnum_map_colbit_table[] = {
 	{6,  11},
 };
 
+const uint32_t
+	umc_v8_10_channel_idx_tbl_ext0[]
+				[UMC_V8_10_UMC_INSTANCE_NUM]
+				[UMC_V8_10_CHANNEL_INSTANCE_NUM] = {
+	   {{1,   5}, {7,  3}},
+	   {{14, 15}, {13, 12}},
+	   {{10, 11}, {9,  8}},
+	   {{6,   2}, {0,  4}}
+	};
+
 const uint32_t
 	umc_v8_10_channel_idx_tbl[]
 				[UMC_V8_10_UMC_INSTANCE_NUM]
diff --git a/drivers/gpu/drm/amd/amdgpu/umc_v8_10.h b/drivers/gpu/drm/amd/amdgpu/umc_v8_10.h
index 849ede88e111..25eaf4af5fcf 100644
--- a/drivers/gpu/drm/amd/amdgpu/umc_v8_10.h
+++ b/drivers/gpu/drm/amd/amdgpu/umc_v8_10.h
@@ -66,5 +66,9 @@ extern const uint32_t
 				[UMC_V8_10_UMC_INSTANCE_NUM]
 				[UMC_V8_10_CHANNEL_INSTANCE_NUM];
 
+extern const uint32_t
+	umc_v8_10_channel_idx_tbl_ext0[]
+				[UMC_V8_10_UMC_INSTANCE_NUM]
+				[UMC_V8_10_CHANNEL_INSTANCE_NUM];
 #endif
 
-- 
2.25.1



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