73 static void dcss_ss_write(struct dcss_ss *ss, u32 val, u32 ofs)  in dcss_ss_write()  argument
75 	if (!ss->in_use)  in dcss_ss_write()
76 		dcss_writel(val, ss->base_reg + ofs);  in dcss_ss_write()
78 	dcss_ctxld_write(ss->ctxld, ss->ctx_id, val,  in dcss_ss_write()
79 			 ss->base_ofs + ofs);  in dcss_ss_write()
84 	struct dcss_ss *ss;  in dcss_ss_init()  local
86 	ss = kzalloc(sizeof(*ss), GFP_KERNEL);  in dcss_ss_init()
87 	if (!ss)  in dcss_ss_init()
90 	dcss->ss = ss;  in dcss_ss_init()
91 	ss->dev = dcss->dev;  in dcss_ss_init()
92 	ss->ctxld = dcss->ctxld;  in dcss_ss_init()
94 	ss->base_reg = ioremap(ss_base, SZ_4K);  in dcss_ss_init()
95 	if (!ss->base_reg) {  in dcss_ss_init()
97 		kfree(ss);  in dcss_ss_init()
101 	ss->base_ofs = ss_base;  in dcss_ss_init()
102 	ss->ctx_id = CTX_SB_HP;  in dcss_ss_init()
107 void dcss_ss_exit(struct dcss_ss *ss)  in dcss_ss_exit()  argument
110 	dcss_writel(0, ss->base_reg + DCSS_SS_SYS_CTRL);  in dcss_ss_exit()
112 	if (ss->base_reg)  in dcss_ss_exit()
113 		iounmap(ss->base_reg);  in dcss_ss_exit()
115 	kfree(ss);  in dcss_ss_exit()
118 void dcss_ss_subsam_set(struct dcss_ss *ss)  in dcss_ss_subsam_set()  argument
120 	dcss_ss_write(ss, 0x41614161, DCSS_SS_COEFF);  in dcss_ss_subsam_set()
121 	dcss_ss_write(ss, 0, DCSS_SS_MODE);  in dcss_ss_subsam_set()
122 	dcss_ss_write(ss, 0x03ff0000, DCSS_SS_CLIP_CB);  in dcss_ss_subsam_set()
123 	dcss_ss_write(ss, 0x03ff0000, DCSS_SS_CLIP_CR);  in dcss_ss_subsam_set()
126 void dcss_ss_sync_set(struct dcss_ss *ss, struct videomode *vm,  in dcss_ss_sync_set()  argument
140 	dcss_ss_write(ss, (lrc_y << LRC_Y_POS) | lrc_x, DCSS_SS_DISPLAY);  in dcss_ss_sync_set()
146 	dcss_ss_write(ss, (phsync ? SYNC_POL : 0) |  in dcss_ss_sync_set()
153 	dcss_ss_write(ss, (pvsync ? SYNC_POL : 0) |  in dcss_ss_sync_set()
160 	dcss_ss_write(ss, SYNC_POL | ((u32)de_ulc_y << ULC_Y_POS) | de_ulc_x,  in dcss_ss_sync_set()
167 	dcss_ss_write(ss, (de_lrc_y << LRC_Y_POS) | de_lrc_x, DCSS_SS_DE_LRC);  in dcss_ss_sync_set()
170 void dcss_ss_enable(struct dcss_ss *ss)  in dcss_ss_enable()  argument
172 	dcss_ss_write(ss, RUN_EN, DCSS_SS_SYS_CTRL);  in dcss_ss_enable()
173 	ss->in_use = true;  in dcss_ss_enable()
176 void dcss_ss_shutoff(struct dcss_ss *ss)  in dcss_ss_shutoff()  argument
178 	dcss_writel(0, ss->base_reg + DCSS_SS_SYS_CTRL);  in dcss_ss_shutoff()
179 	ss->in_use = false;  in dcss_ss_shutoff()