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drm/tilcdc: Fix load mode bit-field setting in tilcdc_crtc_enable()

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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>
This commit is contained in:
Jyri Sarha 2016-11-19 18:00:32 +02:00
parent 0f92e898d1
commit f13e088ca8
1 changed files with 3 additions and 1 deletions
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4
drivers/gpu/drm/tilcdc/tilcdc_crtc.c
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@ -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);