From ddbbd3be96792665d1106f14cef8f1a11e81ecc3 Mon Sep 17 00:00:00 2001 From: Heinrich Schuchardt Date: Sun, 21 Aug 2016 22:36:29 +0200 Subject: [PATCH] drm/radeon: remove dead code, si_mc_load_microcode (v2) MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 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/radeon/si.c | 10 +--------- 1 file changed, 1 insertion(+), 9 deletions(-) diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c index 2523ca96c6c7..ae5ee74e69a3 100644 --- a/drivers/gpu/drm/radeon/si.c +++ b/drivers/gpu/drm/radeon/si.c @@ -1547,7 +1547,7 @@ int si_mc_load_microcode(struct radeon_device *rdev) { const __be32 *fw_data = NULL; const __le32 *new_fw_data = NULL; - u32 running, blackout = 0; + u32 running; u32 *io_mc_regs = NULL; const __le32 *new_io_mc_regs = NULL; int i, regs_size, ucode_size; @@ -1598,11 +1598,6 @@ int si_mc_load_microcode(struct radeon_device *rdev) running = RREG32(MC_SEQ_SUP_CNTL) & RUN_MASK; if (running == 0) { - if (running) { - blackout = RREG32(MC_SHARED_BLACKOUT_CNTL); - WREG32(MC_SHARED_BLACKOUT_CNTL, blackout | 1); - } - /* reset the engine and set to writable */ WREG32(MC_SEQ_SUP_CNTL, 0x00000008); WREG32(MC_SEQ_SUP_CNTL, 0x00000010); @@ -1641,9 +1636,6 @@ int si_mc_load_microcode(struct radeon_device *rdev) break; udelay(1); } - - if (running) - WREG32(MC_SHARED_BLACKOUT_CNTL, blackout); } return 0; -- 2.11.0