On Mon, Nov 9, 2020 at 4:19 PM Lee Jones <[email protected]> wrote:
>
> Fixes the following W=1 kernel build warning(s):
>
> drivers/gpu/drm/radeon/r600.c: In function ‘r600_pcie_gart_tlb_flush’:
> drivers/gpu/drm/radeon/r600.c:1083:7: warning: variable ‘tmp’ set but not
> used [-Wunused-but-set-variable]
> drivers/gpu/drm/radeon/r600.c: At top level:
> drivers/gpu/drm/radeon/r600.c: In function ‘r600_mmio_hdp_flush’:
> drivers/gpu/drm/radeon/r600.c:4393:7: warning: variable ‘tmp’ set but not
> used [-Wunused-but-set-variable]
>
> Cc: Alex Deucher <[email protected]>
> Cc: "Christian König" <[email protected]>
> Cc: David Airlie <[email protected]>
> Cc: Daniel Vetter <[email protected]>
> Cc: Sumit Semwal <[email protected]>
> Cc: [email protected]
> Cc: [email protected]
> Cc: [email protected]
> Cc: [email protected]
> Signed-off-by: Lee Jones <[email protected]>
Applied. Thanks!
Alex
> ---
> drivers/gpu/drm/radeon/r600.c | 6 ++----
> 1 file changed, 2 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
> index d9a33ca768f34..6e780b0109995 100644
> --- a/drivers/gpu/drm/radeon/r600.c
> +++ b/drivers/gpu/drm/radeon/r600.c
> @@ -1080,7 +1080,6 @@ void r600_pcie_gart_tlb_flush(struct radeon_device
> *rdev)
> if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_RV740) &&
> !(rdev->flags & RADEON_IS_AGP)) {
> void __iomem *ptr = (void *)rdev->gart.ptr;
> - u32 tmp;
>
> /* r7xx hw bug. write to HDP_DEBUG1 followed by fb read
> * rather than write to HDP_REG_COHERENCY_FLUSH_CNTL
> @@ -1088,7 +1087,7 @@ void r600_pcie_gart_tlb_flush(struct radeon_device
> *rdev)
> * method for them.
> */
> WREG32(HDP_DEBUG1, 0);
> - tmp = readl((void __iomem *)ptr);
> + readl((void __iomem *)ptr);
> } else
> WREG32(R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
>
> @@ -4390,10 +4389,9 @@ void r600_mmio_hdp_flush(struct radeon_device *rdev)
> if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_RV740) &&
> rdev->vram_scratch.ptr && !(rdev->flags & RADEON_IS_AGP)) {
> void __iomem *ptr = (void *)rdev->vram_scratch.ptr;
> - u32 tmp;
>
> WREG32(HDP_DEBUG1, 0);
> - tmp = readl((void __iomem *)ptr);
> + readl((void __iomem *)ptr);
> } else
> WREG32(R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
> }
> --
> 2.25.1
>
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