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| author | Jyri Sarha <jsarha@ti.com> | 2016-11-19 17:00:32 +0100 |
|---|---|---|
| committer | Jyri Sarha <jsarha@ti.com> | 2016-11-30 13:19:16 +0100 |
| commit | f13e088ca8ba28091ff030e89cdd8e25a3a7834d (patch) | |
| tree | 844a3f90815150a89f8a9233e6040d42a5ee9f8c /drivers/gpu/drm/tilcdc/tilcdc_crtc.c | |
| parent | drm/tilcdc: Add tilcdc_write_mask() to tilcdc_regs.h (diff) | |
| download | linux-f13e088ca8ba28091ff030e89cdd8e25a3a7834d.tar.xz linux-f13e088ca8ba28091ff030e89cdd8e25a3a7834d.zip | |
drm/tilcdc: Fix load mode bit-field setting in tilcdc_crtc_enable()
Set LCDC_PALETTE_LOAD_MODE bit-field with new tilcdc_write_mask()
instead of tilcdc_set(). Setting a bit-fields with tilcdc_set() is
fundamentally broken.
Signed-off-by: Jyri Sarha <jsarha@ti.com>
Tested-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Diffstat (limited to 'drivers/gpu/drm/tilcdc/tilcdc_crtc.c')
| -rw-r--r-- | drivers/gpu/drm/tilcdc/tilcdc_crtc.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/tilcdc/tilcdc_crtc.c b/drivers/gpu/drm/tilcdc/tilcdc_crtc.c index 4605942b0ab9..1ed65dd5befe 100644 --- a/drivers/gpu/drm/tilcdc/tilcdc_crtc.c +++ b/drivers/gpu/drm/tilcdc/tilcdc_crtc.c @@ -237,7 +237,9 @@ static void tilcdc_crtc_enable(struct drm_crtc *crtc) tilcdc_crtc_enable_irqs(dev); tilcdc_clear(dev, LCDC_DMA_CTRL_REG, LCDC_DUAL_FRAME_BUFFER_ENABLE); - tilcdc_set(dev, LCDC_RASTER_CTRL_REG, LCDC_PALETTE_LOAD_MODE(DATA_ONLY)); + tilcdc_write_mask(dev, LCDC_RASTER_CTRL_REG, + LCDC_PALETTE_LOAD_MODE(DATA_ONLY), + LCDC_PALETTE_LOAD_MODE_MASK); tilcdc_set(dev, LCDC_RASTER_CTRL_REG, LCDC_RASTER_ENABLE); drm_crtc_vblank_on(crtc); |