1 files changed, 38 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3823-drm-amdgpu-nbio6-Correct-PCIE_INDEX-DATA-pair-used-f.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3823-drm-amdgpu-nbio6-Correct-PCIE_INDEX-DATA-pair-used-f.patch
new file mode 100644
index 00000000..97438bed
--- /dev/null
+++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3823-drm-amdgpu-nbio6-Correct-PCIE_INDEX-DATA-pair-used-f.patch
@@ -0,0 +1,38 @@
+From 19543456a9456590ee830122b4a5b7fb3e9901ae Mon Sep 17 00:00:00 2001
+From: Hawking Zhang <Hawking.Zhang@amd.com>
+Date: Mon, 19 Mar 2018 17:28:28 +0800
+Subject: [PATCH 3823/4131] drm/amdgpu/nbio6: Correct PCIE_INDEX/DATA pair used
+ for smn register accessing
+
+PCIE_INDEX2/DATA2 pair will be used for smn register accessing since from vega.
+PCIE_INDEX/DATA pair should be reserved for smu
+
+Change-Id: Ie597d89001e706225521c94161d2b40443ec3c48
+Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
+Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
+---
+ drivers/gpu/drm/amd/amdgpu/nbio_v6_1.c | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v6_1.c b/drivers/gpu/drm/amd/amdgpu/nbio_v6_1.c
+index 1cf3424..6f9c549 100644
+--- a/drivers/gpu/drm/amd/amdgpu/nbio_v6_1.c
++++ b/drivers/gpu/drm/amd/amdgpu/nbio_v6_1.c
+@@ -220,12 +220,12 @@ static u32 nbio_v6_1_get_hdp_flush_done_offset(struct amdgpu_device *adev)
+ 
+ static u32 nbio_v6_1_get_pcie_index_offset(struct amdgpu_device *adev)
+ {
+-	return SOC15_REG_OFFSET(NBIO, 0, mmPCIE_INDEX);
++	return SOC15_REG_OFFSET(NBIO, 0, mmPCIE_INDEX2);
+ }
+ 
+ static u32 nbio_v6_1_get_pcie_data_offset(struct amdgpu_device *adev)
+ {
+-	return SOC15_REG_OFFSET(NBIO, 0, mmPCIE_DATA);
++	return SOC15_REG_OFFSET(NBIO, 0, mmPCIE_DATA2);
+ }
+ 
+ static const struct nbio_hdp_flush_reg nbio_v6_1_hdp_flush_reg = {
+-- 
+2.7.4
+