[PATCH] drm/amdgpu/soc21: don't remap HDP registers for SR-IOV

[Tsai, Timmy]

[AMD Official Use Only - General]

Reviewed-by: Timmy Tsai <timmtsai at amd.com>


________________________________
From: amd-gfx <amd-gfx-bounces at lists.freedesktop.org> on behalf of Alex Deucher <alexander.deucher at amd.com>
Sent: Wednesday, September 6, 2023 11:36 AM
To: amd-gfx at lists.freedesktop.org <amd-gfx at lists.freedesktop.org>
Cc: Deucher, Alexander <Alexander.Deucher at amd.com>
Subject: [PATCH] drm/amdgpu/soc21: don't remap HDP registers for SR-IOV

This matches the behavior for soc15 and nv.

Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/soc21.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/soc21.c b/drivers/gpu/drm/amd/amdgpu/soc21.c
index ef297b41623b..2ecc8c9a078b 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc21.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc21.c
@@ -778,7 +778,7 @@ static int soc21_common_hw_init(void *handle)
          * for the purpose of expose those registers
          * to process space
          */
-       if (adev->nbio.funcs->remap_hdp_registers)
+       if (adev->nbio.funcs->remap_hdp_registers && !amdgpu_sriov_vf(adev))
                 adev->nbio.funcs->remap_hdp_registers(adev);
         /* enable the doorbell aperture */
         adev->nbio.funcs->enable_doorbell_aperture(adev, true);
--
2.41.0

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