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Mon, 09 Nov 2020 13:19:30 -0800 (PST) Received: from dell.default ([91.110.221.139]) by smtp.gmail.com with ESMTPSA id 71sm15170630wrm.20.2020.11.09.13.19.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 09 Nov 2020 13:19:29 -0800 (PST) From: Lee Jones To: lee.jones@linaro.org Cc: linux-kernel@vger.kernel.org, Alex Deucher , =?utf-8?q?Christian_K=C3=B6nig?= , David Airlie , Daniel Vetter , Sumit Semwal , amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-media@vger.kernel.org, linaro-mm-sig@lists.linaro.org Subject: [PATCH 11/20] drm/radeon/r600: Strip out set but unused 'tmp' variables Date: Mon, 9 Nov 2020 21:18:46 +0000 Message-Id: <20201109211855.3340030-12-lee.jones@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20201109211855.3340030-1-lee.jones@linaro.org> References: <20201109211855.3340030-1-lee.jones@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-LSpam-Score: -2.5 (--) X-LSpam-Report: No, score=-2.5 required=5.0 tests=BAYES_00=-1.9,DKIM_SIGNED=0.1,DKIM_VALID=-0.1,DKIM_VALID_AU=-0.1,HEADER_FROM_DIFFERENT_DOMAINS=0.5,MAILING_LIST_MULTI=-1 autolearn=ham autolearn_force=no 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 --- 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); }