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| author | Seung-Woo Kim <sw0312.kim@samsung.com> | 2011-12-15 09:36:22 +0400 |
|---|---|---|
| committer | Inki Dae <inki.dae@samsung.com> | 2011-12-29 06:21:42 +0400 |
| commit | 229d3534f5bd73fe6247a9e2a92ab0ef69fbc980 (patch) | |
| tree | 29adacc9826be07a9628ef7fedeb6dc85ca9db63 /drivers/gpu/drm/exynos/exynos_drm_crtc.c | |
| parent | 83052d4d5cd518332440bb4ee63d68bb5f744e0f (diff) | |
| download | linux-229d3534f5bd73fe6247a9e2a92ab0ef69fbc980.tar.xz | |
drm/exynos: Support multi buffers
These formats(NV12M, NV12MT and YUV420M) have non contiguous multi
planes, so each plane uses different buffer. The exynos drm should
support multi buffer for them.
Signed-off-by: Seung-Woo Kim <sw0312.kim@samsung.com>
Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_drm_crtc.c')
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_crtc.c | 28 |
1 files changed, 16 insertions, 12 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.c b/drivers/gpu/drm/exynos/exynos_drm_crtc.c index e1ce9fd5a160..e3861ac49295 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_crtc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.c @@ -34,7 +34,6 @@ #include "exynos_drm_fb.h" #include "exynos_drm_encoder.h" #include "exynos_drm_gem.h" -#include "exynos_drm_buf.h" #define to_exynos_crtc(x) container_of(x, struct exynos_drm_crtc,\ drm_crtc) @@ -80,19 +79,23 @@ int exynos_drm_overlay_update(struct exynos_drm_overlay *overlay, struct exynos_drm_gem_buf *buffer; unsigned int actual_w; unsigned int actual_h; + int nr = exynos_drm_format_num_buffers(fb->pixel_format); + int i; + + for (i = 0; i < nr; i++) { + buffer = exynos_drm_fb_buffer(fb, i); + if (!buffer) { + DRM_LOG_KMS("buffer is null\n"); + return -EFAULT; + } - buffer = exynos_drm_fb_get_buf(fb); - if (!buffer) { - DRM_LOG_KMS("buffer is null.\n"); - return -EFAULT; - } - - overlay->dma_addr = buffer->dma_addr; - overlay->vaddr = buffer->kvaddr; + overlay->dma_addr[i] = buffer->dma_addr; + overlay->vaddr[i] = buffer->kvaddr; - DRM_DEBUG_KMS("vaddr = 0x%lx, dma_addr = 0x%lx\n", - (unsigned long)overlay->vaddr, - (unsigned long)overlay->dma_addr); + DRM_DEBUG_KMS("buffer: %d, vaddr = 0x%lx, dma_addr = 0x%lx\n", + i, (unsigned long)overlay->vaddr[i], + (unsigned long)overlay->dma_addr[i]); + } actual_w = min((mode->hdisplay - pos->crtc_x), pos->crtc_w); actual_h = min((mode->vdisplay - pos->crtc_y), pos->crtc_h); @@ -104,6 +107,7 @@ int exynos_drm_overlay_update(struct exynos_drm_overlay *overlay, overlay->fb_height = fb->height; overlay->bpp = fb->bits_per_pixel; overlay->pitch = fb->pitches[0]; + overlay->pixel_format = fb->pixel_format; /* set overlay range to be displayed. */ overlay->crtc_x = pos->crtc_x; |