From 4b7ec10bb7aeef279cf92598837a19aa9464c7f0 Mon Sep 17 00:00:00 2001 From: Lee Jones Date: Mon, 9 Nov 2020 21:18:46 +0000 Subject: [PATCH] drm/radeon/r600: Strip out set but unused 'tmp' variables MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 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 Cc: "Christian König" Cc: David Airlie Cc: Daniel Vetter Cc: Sumit Semwal Cc: amd-gfx@lists.freedesktop.org Cc: dri-devel@lists.freedesktop.org Cc: linux-media@vger.kernel.org Cc: linaro-mm-sig@lists.linaro.org Signed-off-by: Lee Jones Signed-off-by: Alex Deucher --- 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 d9a33ca768f3..6e780b010999 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); } -- GitLab