From: Yintian Tao <yttao@amd.com>
Date: Wed, 15 Aug 2018 08:20:55 +0000 (+0800)
Subject: drm/amdgpu: access register without KIQ
X-Git-Tag: v4.19-rc1~28^2~1^2~7
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=fa1d04e9a896c468f0882425f5ba452a4b424108;p=linux.git

drm/amdgpu: access register without KIQ

there is no need to access register such as mmSMC_IND_INDEX_11
and mmSMC_IND_DATA_11 through KIQ because they are VF-copy.

Signed-off-by: Yintian Tao <yttao@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c
index 42c8ad105b05..88b57a5e9489 100644
--- a/drivers/gpu/drm/amd/amdgpu/vi.c
+++ b/drivers/gpu/drm/amd/amdgpu/vi.c
@@ -112,8 +112,8 @@ static u32 vi_smc_rreg(struct amdgpu_device *adev, u32 reg)
 	u32 r;
 
 	spin_lock_irqsave(&adev->smc_idx_lock, flags);
-	WREG32(mmSMC_IND_INDEX_11, (reg));
-	r = RREG32(mmSMC_IND_DATA_11);
+	WREG32_NO_KIQ(mmSMC_IND_INDEX_11, (reg));
+	r = RREG32_NO_KIQ(mmSMC_IND_DATA_11);
 	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 	return r;
 }