3  * drm kms/fb dma helper functions
40  * @fb: The framebuffer
47 struct drm_gem_dma_object *drm_fb_dma_get_gem_obj(struct drm_framebuffer *fb,  in drm_fb_dma_get_gem_obj()  argument
52 	gem = drm_gem_fb_get_obj(fb, plane);  in drm_fb_dma_get_gem_obj()
64  * @fb: The framebuffer
71 dma_addr_t drm_fb_dma_get_gem_addr(struct drm_framebuffer *fb,  in drm_fb_dma_get_gem_addr()  argument
78 	u32 block_w = drm_format_info_block_width(fb->format, plane);  in drm_fb_dma_get_gem_addr()
79 	u32 block_h = drm_format_info_block_height(fb->format, plane);  in drm_fb_dma_get_gem_addr()
80 	u32 block_size = fb->format->char_per_block[plane];  in drm_fb_dma_get_gem_addr()
86 	obj = drm_fb_dma_get_gem_obj(fb, plane);  in drm_fb_dma_get_gem_addr()
90 	dma_addr = obj->dma_addr + fb->offsets[plane];  in drm_fb_dma_get_gem_addr()
93 		h_div = fb->format->hsub;  in drm_fb_dma_get_gem_addr()
94 		v_div = fb->format->vsub;  in drm_fb_dma_get_gem_addr()
102 	dma_addr += fb->pitches[plane] * block_start_y;  in drm_fb_dma_get_gem_addr()
125 	const struct drm_format_info *finfo = state->fb->format;  in drm_fb_dma_sync_non_coherent()
134 		dma_obj = drm_fb_dma_get_gem_obj(state->fb, i);  in drm_fb_dma_sync_non_coherent()
138 		daddr = drm_fb_dma_get_gem_addr(state->fb, state, i);  in drm_fb_dma_sync_non_coherent()
143 			offset = clip.y1 * state->fb->pitches[i];  in drm_fb_dma_sync_non_coherent()
145 			nb_bytes = (clip.y2 - clip.y1) * state->fb->pitches[i];  in drm_fb_dma_sync_non_coherent()
168 	struct drm_framebuffer *fb;  in drm_fb_dma_get_scanout_buffer()  local
170 	if (!plane->state || !plane->state->fb)  in drm_fb_dma_get_scanout_buffer()
173 	fb = plane->state->fb;  in drm_fb_dma_get_scanout_buffer()
175 	if (fb->modifier != DRM_FORMAT_MOD_LINEAR)  in drm_fb_dma_get_scanout_buffer()
178 	dma_obj = drm_fb_dma_get_gem_obj(fb, 0);  in drm_fb_dma_get_scanout_buffer()
189 	sb->format = fb->format;  in drm_fb_dma_get_scanout_buffer()
190 	sb->height = fb->height;  in drm_fb_dma_get_scanout_buffer()
191 	sb->width = fb->width;  in drm_fb_dma_get_scanout_buffer()
192 	sb->pitch[0] = fb->pitches[0];  in drm_fb_dma_get_scanout_buffer()