[PATCH 1/1] drm/radeon: remove dead code, si_mc_load_microcode

From: Heinrich Schuchardt
Date: Sun Aug 21 2016 - 16:36:48 EST


In an if block for (running == 0) running cannot be non-zero.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@xxxxxx>
---
drivers/gpu/drm/radeon/si.c | 8 --------
1 file changed, 8 deletions(-)

diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c
index 2523ca9..41da47d 100644
--- a/drivers/gpu/drm/radeon/si.c
+++ b/drivers/gpu/drm/radeon/si.c
@@ -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;
--
2.1.4