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drm/armada: clear plane enable bit when disabling

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Clear the plane enable bit in the software state within
armada_drm_plane_disable() when disabling either the primary or
overlay planes.

Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
This commit is contained in:
Russell King 2017-07-08 10:16:47 +01:00
parent f1f1bffcf0
commit d76dcc7236
2 changed files with 6 additions and 6 deletions
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10
drivers/gpu/drm/armada/armada_crtc.c
View File

@ -1128,7 +1128,7 @@ int armada_drm_plane_disable(struct drm_plane *plane,
{
struct armada_plane *dplane = drm_to_armada_plane(plane);
struct armada_crtc *dcrtc;
u32 sram_para1, dma_ctrl0_mask;
u32 sram_para1, enable_mask;
if (!plane->crtc)
return 0;
@ -1147,13 +1147,15 @@ int armada_drm_plane_disable(struct drm_plane *plane,
if (plane->type == DRM_PLANE_TYPE_PRIMARY) {
sram_para1 = CFG_PDWN256x32 | CFG_PDWN256x24 | CFG_PDWN256x8 |
CFG_PDWN32x32 | CFG_PDWN64x66;
dma_ctrl0_mask = CFG_GRA_ENA;
enable_mask = CFG_GRA_ENA;
} else {
/* Power down the Y/U/V FIFOs */
sram_para1 = CFG_PDWN16x66 | CFG_PDWN32x66;
dma_ctrl0_mask = CFG_DMA_ENA;
enable_mask = CFG_DMA_ENA;
}
dplane->state.ctrl0 &= ~enable_mask;
dcrtc = drm_to_armada_crtc(plane->crtc);
/* Wait for any preceding work to complete, but don't wedge */
@ -1161,7 +1163,7 @@ int armada_drm_plane_disable(struct drm_plane *plane,
armada_drm_plane_work_cancel(dcrtc, dplane);
spin_lock_irq(&dcrtc->irq_lock);
armada_updatel(0, dma_ctrl0_mask, dcrtc->base + LCD_SPU_DMA_CTRL0);
armada_updatel(0, enable_mask, dcrtc->base + LCD_SPU_DMA_CTRL0);
spin_unlock_irq(&dcrtc->irq_lock);
armada_updatel(sram_para1, 0, dcrtc->base + LCD_SPU_SRAM_PARA1);

2
drivers/gpu/drm/armada/armada_overlay.c
View File

@ -270,8 +270,6 @@ static int armada_ovl_plane_disable(struct drm_plane *plane,
if (dplane->base.base.crtc)
drm_to_armada_crtc(dplane->base.base.crtc)->plane = NULL;
dplane->base.state.ctrl0 = 0;
fb = xchg(&dplane->old_fb, NULL);
if (fb)
drm_framebuffer_put(fb);