On Wed, Oct 27, 2021 at 2:22 PM Alex Deucher <alexander.deucher@xxxxxxx> wrote: > > The DMA mask on SI parts is 40 bits not 44. Looks like a copy > paste typo. > Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1762 Fixed locally. Alex > Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx> > --- > 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 >
