/* mode set a plane */
int xilinx_drm_plane_mode_set(struct drm_plane *base_plane,
struct drm_framebuffer *fb,
int crtc_x, int crtc_y,
unsigned int crtc_w, unsigned int crtc_h,
uint32_t src_x, uint32_t src_y,
uint32_t src_w, uint32_t src_h)
{
struct xilinx_drm_plane *plane = to_xilinx_plane(base_plane);
struct drm_gem_cma_object *obj;
size_t offset;
DRM_DEBUG_KMS("plane->id: %d\n", plane->id);
if (fb->pixel_format != plane->format) {
DRM_ERROR("unsupported pixel format %08x\n", fb->pixel_format);
return -EINVAL;
}
/* configure cresample */
if (plane->cresample)
xilinx_cresample_configure(plane->cresample, crtc_w, crtc_h);
/* configure rgb2yuv */
if (plane->rgb2yuv)
xilinx_rgb2yuv_configure(plane->rgb2yuv, crtc_w, crtc_h);
obj = drm_fb_cma_get_gem_obj(fb, 0);
if (!obj) {
DRM_ERROR("failed to get a gem obj for fb\n");
return -EINVAL;
}
DRM_DEBUG_KMS("h: %d(%d), v: %d(%d), paddr: %p\n",
src_w, crtc_x, src_h, crtc_y, (void *)obj->paddr);
DRM_DEBUG_KMS("bpp: %d\n", fb->bits_per_pixel / 8);
/* configure dma desc */
plane->dma.xt.numf = src_h;
plane->dma.sgl[0].size = src_w * fb->bits_per_pixel / 8;
plane->dma.sgl[0].icg = fb->pitches[0] - plane->dma.sgl[0].size;
offset = src_x * fb->bits_per_pixel / 8 + src_y * fb->pitches[0];
plane->dma.xt.src_start = obj->paddr + offset;
plane->dma.xt.frame_size = 1;
plane->dma.xt.dir = DMA_MEM_TO_DEV;
plane->dma.xt.src_sgl = true;
plane->dma.xt.dst_sgl = false;
/* set OSD dimensions */
if (plane->manager->osd) {
xilinx_osd_disable_rue(plane->manager->osd);
/* if a plane is private, it's for crtc */
if (plane->priv)
xilinx_osd_set_dimension(plane->manager->osd,
crtc_w, crtc_h);
xilinx_osd_layer_set_dimension(plane->osd_layer, crtc_x, crtc_y,
src_w, src_h);
xilinx_osd_enable_rue(plane->manager->osd);
}
return 0;
}
/**
* xilinx_drm_plane_manager_mode_set - Set the mode to the Xilinx plane manager
* @manager: Xilinx plane manager object
* @crtc_w: CRTC width
* @crtc_h: CRTC height
*
* Set the width and height of the Xilinx plane manager. This function is uaully
* called from the CRTC driver before calling the xilinx_drm_plane_mode_set().
*/
void xilinx_drm_plane_manager_mode_set(struct xilinx_drm_plane_manager *manager,
unsigned int crtc_w, unsigned int crtc_h)
{
if (manager->osd)
xilinx_osd_set_dimension(manager->osd, crtc_w, crtc_h);
}
/* mode set a plane */
int xilinx_drm_plane_mode_set(struct drm_plane *base_plane,
struct drm_framebuffer *fb,
int crtc_x, int crtc_y,
unsigned int crtc_w, unsigned int crtc_h,
uint32_t src_x, uint32_t src_y,
uint32_t src_w, uint32_t src_h)
{
struct xilinx_drm_plane *plane = to_xilinx_plane(base_plane);
struct drm_gem_cma_object *obj;
DRM_DEBUG_KMS("plane->id: %d\n", plane->id);
if (fb->pixel_format != plane->format) {
DRM_ERROR("unsupported pixel format %08x\n", fb->pixel_format);
return -EINVAL;
}
/* configure cresample */
if (plane->cresample)
xilinx_cresample_configure(plane->cresample, crtc_w, crtc_h);
/* configure rgb2yuv */
if (plane->rgb2yuv)
xilinx_rgb2yuv_configure(plane->rgb2yuv, crtc_w, crtc_h);
obj = drm_fb_cma_get_gem_obj(fb, 0);
if (!obj) {
DRM_ERROR("failed to get a gem obj for fb\n");
return -EINVAL;
}
plane->x = src_x;
plane->y = src_y;
plane->bpp = fb->bits_per_pixel / 8;
plane->paddr = obj->paddr;
DRM_DEBUG_KMS("h: %d(%d), v: %d(%d), paddr: %p\n",
src_w, crtc_x, src_h, crtc_y, (void *)obj->paddr);
DRM_DEBUG_KMS("bpp: %d\n", plane->bpp);
/* configure vdma desc */
plane->vdma.dma_config.hsize = src_w * plane->bpp;
plane->vdma.dma_config.vsize = src_h;
plane->vdma.dma_config.stride = fb->pitches[0];
plane->vdma.dma_config.park = 1;
plane->vdma.dma_config.park_frm = 0;
dmaengine_device_control(plane->vdma.chan, DMA_SLAVE_CONFIG,
(unsigned long)&plane->vdma.dma_config);
/* set OSD dimensions */
if (plane->manager->osd) {
xilinx_osd_disable_rue(plane->manager->osd);
/* if a plane is private, it's for crtc */
if (plane->priv)
xilinx_osd_set_dimension(plane->manager->osd,
crtc_w, crtc_h);
xilinx_osd_layer_set_dimension(plane->osd_layer, crtc_x, crtc_y,
src_w, src_h);
xilinx_osd_enable_rue(plane->manager->osd);
}
return 0;
}
