47 #define rot_read(offset)		readl(rot->regs + (offset))
48 #define rot_write(cfg, offset)	writel(cfg, rot->regs + (offset))
105 static void rotator_reg_set_irq(struct rot_context *rot, bool enable)  in rotator_reg_set_irq()  argument
117 static u32 rotator_reg_get_fmt(struct rot_context *rot)  in rotator_reg_get_fmt()  argument
126 static enum rot_irq_status rotator_reg_get_irq_status(struct rot_context *rot)  in rotator_reg_get_irq_status()  argument
140 	struct rot_context *rot = arg;  in rotator_irq_handler()  local
141 	struct exynos_drm_ippdrv *ippdrv = &rot->ippdrv;  in rotator_irq_handler()
148 	irq_status = rotator_reg_get_irq_status(rot);  in rotator_irq_handler()
158 			rot->cur_buf_id[EXYNOS_DRM_OPS_DST];  in rotator_irq_handler()
167 static void rotator_align_size(struct rot_context *rot, u32 fmt, u32 *hsize,  in rotator_align_size()  argument
170 	struct rot_limit_table *limit_tbl = rot->limit_tbl;  in rotator_align_size()
204 	struct rot_context *rot = dev_get_drvdata(dev);  in rotator_src_set_fmt()  local
240 	struct rot_context *rot = dev_get_drvdata(dev);  in rotator_src_set_size()  local
245 	fmt = rotator_reg_get_fmt(rot);  in rotator_src_set_size()
254 	rotator_align_size(rot, fmt, &hsize, &vsize);  in rotator_src_set_size()
273 	struct rot_context *rot = dev_get_drvdata(dev);  in rotator_src_set_addr()  local
279 	rot->cur_buf_id[EXYNOS_DRM_OPS_SRC] = buf_id;  in rotator_src_set_addr()
288 		fmt = rotator_reg_get_fmt(rot);  in rotator_src_set_addr()
326 	struct rot_context *rot = dev_get_drvdata(dev);  in rotator_dst_set_transf()  local
378 	struct rot_context *rot = dev_get_drvdata(dev);  in rotator_dst_set_size()  local
382 	fmt = rotator_reg_get_fmt(rot);  in rotator_dst_set_size()
391 	rotator_align_size(rot, fmt, &hsize, &vsize);  in rotator_dst_set_size()
408 	struct rot_context *rot = dev_get_drvdata(dev);  in rotator_dst_set_addr()  local
414 	rot->cur_buf_id[EXYNOS_DRM_OPS_DST] = buf_id;  in rotator_dst_set_addr()
423 		fmt = rotator_reg_get_fmt(rot);  in rotator_dst_set_addr()
603 	struct rot_context *rot = dev_get_drvdata(dev);  in rotator_ippdrv_start()  local
606 	if (rot->suspended) {  in rotator_ippdrv_start()
617 	rotator_reg_set_irq(rot, true);  in rotator_ippdrv_start()
698 	struct rot_context *rot;  in rotator_probe()  local
708 	rot = devm_kzalloc(dev, sizeof(*rot), GFP_KERNEL);  in rotator_probe()
709 	if (!rot)  in rotator_probe()
717 	rot->limit_tbl = (struct rot_limit_table *)match->data;  in rotator_probe()
719 	rot->regs_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);  in rotator_probe()
720 	rot->regs = devm_ioremap_resource(dev, rot->regs_res);  in rotator_probe()
721 	if (IS_ERR(rot->regs))  in rotator_probe()
722 		return PTR_ERR(rot->regs);  in rotator_probe()
724 	rot->irq = platform_get_irq(pdev, 0);  in rotator_probe()
725 	if (rot->irq < 0) {  in rotator_probe()
727 		return rot->irq;  in rotator_probe()
730 	ret = devm_request_threaded_irq(dev, rot->irq, NULL,  in rotator_probe()
731 			rotator_irq_handler, IRQF_ONESHOT, "drm_rotator", rot);  in rotator_probe()
737 	rot->clock = devm_clk_get(dev, "rotator");  in rotator_probe()
738 	if (IS_ERR(rot->clock)) {  in rotator_probe()
740 		return PTR_ERR(rot->clock);  in rotator_probe()
745 	ippdrv = &rot->ippdrv;  in rotator_probe()
759 	platform_set_drvdata(pdev, rot);  in rotator_probe()
779 	struct rot_context *rot = dev_get_drvdata(dev);  in rotator_remove()  local
780 	struct exynos_drm_ippdrv *ippdrv = &rot->ippdrv;  in rotator_remove()
789 static int rotator_clk_crtl(struct rot_context *rot, bool enable)  in rotator_clk_crtl()  argument
792 		clk_enable(rot->clock);  in rotator_clk_crtl()
793 		rot->suspended = false;  in rotator_clk_crtl()
795 		clk_disable(rot->clock);  in rotator_clk_crtl()
796 		rot->suspended = true;  in rotator_clk_crtl()
806 	struct rot_context *rot = dev_get_drvdata(dev);  in rotator_suspend()  local
811 	return rotator_clk_crtl(rot, false);  in rotator_suspend()
816 	struct rot_context *rot = dev_get_drvdata(dev);  in rotator_resume()  local
819 		return rotator_clk_crtl(rot, true);  in rotator_resume()
828 	struct rot_context *rot = dev_get_drvdata(dev);  in rotator_runtime_suspend()  local
830 	return  rotator_clk_crtl(rot, false);  in rotator_runtime_suspend()
835 	struct rot_context *rot = dev_get_drvdata(dev);  in rotator_runtime_resume()  local
837 	return  rotator_clk_crtl(rot, true);  in rotator_runtime_resume()