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| author |   Linus Walleij <linus.walleij@linaro.org> | 2013-10-08 13:27:11 +0200 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2013-10-08 13:27:11 +0200 |
| commit | bfabb59433fc18ff78d2818e10e212d0f85d56ae (patch) | |
| tree | dd7cbead179c09c62627a84c16c802d99095ba6e /drivers/gpu/drm/radeon/dce6_afmt.c | |
| parent | pinctrl: sirf: add USB1/UART1 pinmux usb/uart share (diff) | |
| parent | Linux 3.12-rc4 (diff) | |
| download | linux-dev-bfabb59433fc18ff78d2818e10e212d0f85d56ae.tar.xz linux-dev-bfabb59433fc18ff78d2818e10e212d0f85d56ae.zip | |
Merge tag 'v3.12-rc4' into devel
Linux 3.12-rc4
Diffstat (limited to 'drivers/gpu/drm/radeon/dce6_afmt.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/dce6_afmt.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/gpu/drm/radeon/dce6_afmt.c b/drivers/gpu/drm/radeon/dce6_afmt.c index 8953255e894b..85a69d2ea3d2 100644 --- a/drivers/gpu/drm/radeon/dce6_afmt.c +++ b/drivers/gpu/drm/radeon/dce6_afmt.c @@ -28,22 +28,30 @@ static u32 dce6_endpoint_rreg(struct radeon_device *rdev, u32 block_offset, u32 reg) { + unsigned long flags; u32 r; + spin_lock_irqsave(&rdev->end_idx_lock, flags); WREG32(AZ_F0_CODEC_ENDPOINT_INDEX + block_offset, reg); r = RREG32(AZ_F0_CODEC_ENDPOINT_DATA + block_offset); + spin_unlock_irqrestore(&rdev->end_idx_lock, flags); + return r; } static void dce6_endpoint_wreg(struct radeon_device *rdev, u32 block_offset, u32 reg, u32 v) { + unsigned long flags; + + spin_lock_irqsave(&rdev->end_idx_lock, flags); if (ASIC_IS_DCE8(rdev)) WREG32(AZ_F0_CODEC_ENDPOINT_INDEX + block_offset, reg); else WREG32(AZ_F0_CODEC_ENDPOINT_INDEX + block_offset, AZ_ENDPOINT_REG_WRITE_EN | AZ_ENDPOINT_REG_INDEX(reg)); WREG32(AZ_F0_CODEC_ENDPOINT_DATA + block_offset, v); + spin_unlock_irqrestore(&rdev->end_idx_lock, flags); } #define RREG32_ENDPOINT(block, reg) dce6_endpoint_rreg(rdev, (block), (reg)) @@ -86,12 +94,12 @@ void dce6_afmt_select_pin(struct drm_encoder *encoder) struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; u32 offset = dig->afmt->offset; - u32 id = dig->afmt->pin->id; if (!dig->afmt->pin) return; - WREG32(AFMT_AUDIO_SRC_CONTROL + offset, AFMT_AUDIO_SRC_SELECT(id)); + WREG32(AFMT_AUDIO_SRC_CONTROL + offset, + AFMT_AUDIO_SRC_SELECT(dig->afmt->pin->id)); } void dce6_afmt_write_speaker_allocation(struct drm_encoder *encoder) |