The DMA mask on SI parts is 40 bits not 44.  Looks like a copy
paste typo.

Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c 
b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
index 0e81e03e9b49..a9354cb2d639 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
@@ -841,7 +841,7 @@ static int gmc_v6_0_sw_init(void *handle)
 
        adev->gmc.mc_mask = 0xffffffffffULL;
 
-       r = dma_set_mask_and_coherent(adev->dev, DMA_BIT_MASK(44));
+       r = dma_set_mask_and_coherent(adev->dev, DMA_BIT_MASK(40));
        if (r) {
                dev_warn(adev->dev, "No suitable DMA available.\n");
                return r;
-- 
2.31.1

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