52  * STI Cursor structure
56  * @regs:         cursor registers
57  * @width:        cursor width
58  * @height:       cursor height
61  * @pixmap:       pixmap dma buffer (clut8-format cursor)
81 				   readl(cursor->regs + reg))
94 			   struct sti_cursor *cursor, u32 val)  in cursor_dbg_pml()  argument
96 	if (cursor->pixmap.paddr == val)  in cursor_dbg_pml()
97 		seq_printf(s, "\tVirt @: %p", cursor->pixmap.base);  in cursor_dbg_pml()
101 			   struct sti_cursor *cursor, u32 val)  in cursor_dbg_cml()  argument
103 	if (cursor->clut_paddr == val)  in cursor_dbg_cml()
104 		seq_printf(s, "\tVirt @: %p", cursor->clut);  in cursor_dbg_cml()
110 	struct sti_cursor *cursor = (struct sti_cursor *)node->info_ent->data;  in cursor_dbg_show()  local
113 		   sti_plane_to_str(&cursor->plane), cursor->regs);  in cursor_dbg_show()
117 	cursor_dbg_vpo(s, readl(cursor->regs + CUR_VPO));  in cursor_dbg_show()
119 	cursor_dbg_pml(s, cursor, readl(cursor->regs + CUR_PML));  in cursor_dbg_show()
122 	cursor_dbg_size(s, readl(cursor->regs + CUR_SIZE));  in cursor_dbg_show()
124 	cursor_dbg_cml(s, cursor, readl(cursor->regs + CUR_CML));  in cursor_dbg_show()
132 	{ "cursor", cursor_dbg_show, 0, NULL },
135 static void cursor_debugfs_init(struct sti_cursor *cursor,  in cursor_debugfs_init()  argument
141 		cursor_debugfs_files[i].data = cursor;  in cursor_debugfs_init()
148 static void sti_cursor_argb8888_to_clut8(struct sti_cursor *cursor, u32 *src)  in sti_cursor_argb8888_to_clut8()  argument
150 	u8  *dst = cursor->pixmap.base;  in sti_cursor_argb8888_to_clut8()
154 	for (i = 0; i < cursor->height; i++) {  in sti_cursor_argb8888_to_clut8()
155 		for (j = 0; j < cursor->width; j++) {  in sti_cursor_argb8888_to_clut8()
168 static void sti_cursor_init(struct sti_cursor *cursor)  in sti_cursor_init()  argument
170 	unsigned short *base = cursor->clut;  in sti_cursor_init()
190 	struct sti_cursor *cursor = to_sti_cursor(plane);  in sti_cursor_atomic_check()  local
218 		DRM_ERROR("Invalid cursor size (%dx%d)\n",  in sti_cursor_atomic_check()
223 	/* If the cursor size has changed, re-allocated the pixmap */  in sti_cursor_atomic_check()
224 	if (!cursor->pixmap.base ||  in sti_cursor_atomic_check()
225 	    (cursor->width != src_w) ||  in sti_cursor_atomic_check()
226 	    (cursor->height != src_h)) {  in sti_cursor_atomic_check()
227 		cursor->width = src_w;  in sti_cursor_atomic_check()
228 		cursor->height = src_h;  in sti_cursor_atomic_check()
230 		if (cursor->pixmap.base)  in sti_cursor_atomic_check()
231 			dma_free_wc(cursor->dev, cursor->pixmap.size,  in sti_cursor_atomic_check()
232 				    cursor->pixmap.base, cursor->pixmap.paddr);  in sti_cursor_atomic_check()
234 		cursor->pixmap.size = cursor->width * cursor->height;  in sti_cursor_atomic_check()
236 		cursor->pixmap.base = dma_alloc_wc(cursor->dev,  in sti_cursor_atomic_check()
237 						   cursor->pixmap.size,  in sti_cursor_atomic_check()
238 						   &cursor->pixmap.paddr,  in sti_cursor_atomic_check()
240 		if (!cursor->pixmap.base) {  in sti_cursor_atomic_check()
265 	struct sti_cursor *cursor = to_sti_cursor(plane);  in sti_cursor_atomic_update()  local
284 	sti_cursor_argb8888_to_clut8(cursor, (u32 *)dma_obj->vaddr);  in sti_cursor_atomic_update()
290 	writel(val, cursor->regs + CUR_AWS);  in sti_cursor_atomic_update()
294 	writel(val, cursor->regs + CUR_AWE);  in sti_cursor_atomic_update()
297 	writel(cursor->pixmap.paddr, cursor->regs + CUR_PML);  in sti_cursor_atomic_update()
298 	writel(cursor->width, cursor->regs + CUR_PMP);  in sti_cursor_atomic_update()
299 	writel(cursor->height << 16 | cursor->width, cursor->regs + CUR_SIZE);  in sti_cursor_atomic_update()
303 	writel((y << 16) | x, cursor->regs + CUR_VPO);  in sti_cursor_atomic_update()
306 	writel(cursor->clut_paddr, cursor->regs + CUR_CML);  in sti_cursor_atomic_update()
307 	writel(CUR_CTL_CLUT_UPDATE, cursor->regs + CUR_CTL);  in sti_cursor_atomic_update()
344 	struct sti_cursor *cursor = to_sti_cursor(plane);  in sti_cursor_late_register()  local
346 	cursor_debugfs_init(cursor, drm_plane->dev->primary);  in sti_cursor_late_register()
366 	struct sti_cursor *cursor;  in sti_cursor_create()  local
370 	cursor = devm_kzalloc(dev, sizeof(*cursor), GFP_KERNEL);  in sti_cursor_create()
371 	if (!cursor) {  in sti_cursor_create()
372 		DRM_ERROR("Failed to allocate memory for cursor\n");  in sti_cursor_create()
378 	cursor->clut = dma_alloc_wc(dev, size, &cursor->clut_paddr,  in sti_cursor_create()
381 	if (!cursor->clut) {  in sti_cursor_create()
382 		DRM_ERROR("Failed to allocate memory for cursor clut\n");  in sti_cursor_create()
386 	cursor->dev = dev;  in sti_cursor_create()
387 	cursor->regs = baseaddr;  in sti_cursor_create()
388 	cursor->plane.desc = desc;  in sti_cursor_create()
389 	cursor->plane.status = STI_PLANE_DISABLED;  in sti_cursor_create()
391 	sti_cursor_init(cursor);  in sti_cursor_create()
393 	res = drm_universal_plane_init(drm_dev, &cursor->plane.drm_plane,  in sti_cursor_create()
404 	drm_plane_helper_add(&cursor->plane.drm_plane,  in sti_cursor_create()
407 	sti_plane_init_property(&cursor->plane, DRM_PLANE_TYPE_CURSOR);  in sti_cursor_create()
409 	return &cursor->plane.drm_plane;  in sti_cursor_create()
412 	dma_free_wc(dev, size, cursor->clut, cursor->clut_paddr);  in sti_cursor_create()
414 	devm_kfree(dev, cursor);  in sti_cursor_create()