From 5c0eb98e484067c3492352bb7f504653302cf5f2 Mon Sep 17 00:00:00 2001 From: Heinrich Schuchardt Date: Sun, 21 Aug 2016 20:06:32 +0200 Subject: [PATCH] drm/amdgpu/gmc7: remove dead code (v2) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit In an if block for (running == 0) running cannot be non-zero. v2: agd: remove unused variable Reviewed-by: Christian König Signed-off-by: Heinrich Schuchardt Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c | 10 +--------- 1 file changed, 1 insertion(+), 9 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c index bca50e590fdb..aa0c4b964621 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c @@ -183,7 +183,7 @@ static int gmc_v7_0_mc_load_microcode(struct amdgpu_device *adev) const struct mc_firmware_header_v1_0 *hdr; const __le32 *fw_data = NULL; const __le32 *io_mc_regs = NULL; - u32 running, blackout = 0; + u32 running; int i, ucode_size, regs_size; if (!adev->mc.fw) @@ -203,11 +203,6 @@ static int gmc_v7_0_mc_load_microcode(struct amdgpu_device *adev) running = REG_GET_FIELD(RREG32(mmMC_SEQ_SUP_CNTL), MC_SEQ_SUP_CNTL, RUN); if (running == 0) { - if (running) { - blackout = RREG32(mmMC_SHARED_BLACKOUT_CNTL); - WREG32(mmMC_SHARED_BLACKOUT_CNTL, blackout | 1); - } - /* reset the engine and set to writable */ WREG32(mmMC_SEQ_SUP_CNTL, 0x00000008); WREG32(mmMC_SEQ_SUP_CNTL, 0x00000010); @@ -239,9 +234,6 @@ static int gmc_v7_0_mc_load_microcode(struct amdgpu_device *adev) break; udelay(1); } - - if (running) - WREG32(mmMC_SHARED_BLACKOUT_CNTL, blackout); } return 0; -- GitLab