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drm/radeon: fix WREG32_OR macro setting bits in a register

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This bug (introduced in 3.10) in WREG32_OR made
commit d3418eacad
"drm/radeon/evergreen: setup HDMI before enabling it"
cause a regression. Sometimes audio over HDMI wasn't working, sometimes
display was corrupted.

This fixes:
https://bugzilla.kernel.org/show_bug.cgi?id=60687
https://bugzilla.kernel.org/show_bug.cgi?id=60709
https://bugs.freedesktop.org/show_bug.cgi?id=67767

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Cc: stable@vger.kernel.org
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Rafał Miłecki 2013-08-15 18:55:22 +02:00 committed by Alex Deucher
parent 022374c02e
commit d43a93c8d9
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/radeon/radeon.h
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@ -2163,7 +2163,7 @@ void cik_mm_wdoorbell(struct radeon_device *rdev, u32 offset, u32 v);
WREG32(reg, tmp_); \ WREG32(reg, tmp_); \
} while (0) } while (0)
#define WREG32_AND(reg, and) WREG32_P(reg, 0, and) #define WREG32_AND(reg, and) WREG32_P(reg, 0, and)
#define WREG32_OR(reg, or) WREG32_P(reg, or, ~or) #define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or))
#define WREG32_PLL_P(reg, val, mask) \ #define WREG32_PLL_P(reg, val, mask) \
do { \ do { \
uint32_t tmp_ = RREG32_PLL(reg); \ uint32_t tmp_ = RREG32_PLL(reg); \