1 // SPDX-License-Identifier: GPL-2.0
56 	switch (mixer->id) {  in sti_mixer_to_str()
68 	return readl(mixer->regs + reg_id);  in sti_mixer_reg_read()
74 	writel(val, mixer->regs + reg_id);  in sti_mixer_reg_write()
77 #define DBGFS_DUMP(reg) seq_printf(s, "\n  %-25s 0x%08X", #reg, \
80 static void mixer_dbg_ctl(struct seq_file *s, int val)  in mixer_dbg_ctl()  argument
87 	seq_puts(s, "\tEnabled: ");  in mixer_dbg_ctl()
90 			seq_printf(s, "%s ", disp_layer[i]);  in mixer_dbg_ctl()
98 		seq_puts(s, "CURS ");  in mixer_dbg_ctl()
102 		seq_puts(s, "Nothing");  in mixer_dbg_ctl()
105 static void mixer_dbg_crb(struct seq_file *s, int val)  in mixer_dbg_crb()  argument
109 	seq_puts(s, "\tDepth: ");  in mixer_dbg_crb()
113 			seq_puts(s, "VID0");  in mixer_dbg_crb()
116 			seq_puts(s, "VID1");  in mixer_dbg_crb()
119 			seq_puts(s, "GDP0");  in mixer_dbg_crb()
122 			seq_puts(s, "GDP1");  in mixer_dbg_crb()
125 			seq_puts(s, "GDP2");  in mixer_dbg_crb()
128 			seq_puts(s, "GDP3");  in mixer_dbg_crb()
131 			seq_puts(s, "---");  in mixer_dbg_crb()
134 		if (i < GAM_MIXER_NB_DEPTH_LEVEL - 1)  in mixer_dbg_crb()
135 			seq_puts(s, " < ");  in mixer_dbg_crb()
140 static void mixer_dbg_mxn(struct seq_file *s, void *addr)  in mixer_dbg_mxn()  argument
145 		seq_printf(s, "-0x%08X", (int)readl(addr + i * 4));  in mixer_dbg_mxn()
148 static int mixer_dbg_show(struct seq_file *s, void *arg)  in mixer_dbg_show()  argument
150 	struct drm_info_node *node = s->private;  in mixer_dbg_show()
151 	struct sti_mixer *mixer = (struct sti_mixer *)node->info_ent->data;  in mixer_dbg_show()
153 	seq_printf(s, "%s: (vaddr = 0x%p)",  in mixer_dbg_show()
154 		   sti_mixer_to_str(mixer), mixer->regs);  in mixer_dbg_show()
157 	mixer_dbg_ctl(s, sti_mixer_reg_read(mixer, GAM_MIXER_CTL));  in mixer_dbg_show()
164 	mixer_dbg_crb(s, sti_mixer_reg_read(mixer, GAM_MIXER_CRB));  in mixer_dbg_show()
168 	mixer_dbg_mxn(s, mixer->regs + GAM_MIXER_MX0);  in mixer_dbg_show()
169 	seq_putc(s, '\n');  in mixer_dbg_show()
187 	switch (mixer->id) {  in sti_mixer_debugfs_init()
205 				 minor->debugfs_root, minor);  in sti_mixer_debugfs_init()
224 					  struct drm_display_mode *mode)  in sti_mixer_set_background_area()  argument
228 	ydo = sti_vtg_get_line_number(*mode, 0);  in sti_mixer_set_background_area()
229 	yds = sti_vtg_get_line_number(*mode, mode->vdisplay - 1);  in sti_mixer_set_background_area()
230 	xdo = sti_vtg_get_pixel_number(*mode, 0);  in sti_mixer_set_background_area()
231 	xds = sti_vtg_get_pixel_number(*mode, mode->hdisplay - 1);  in sti_mixer_set_background_area()
239 	int plane_id, depth = plane->drm_plane.state->normalized_zpos;  in sti_mixer_set_plane_depth()
243 	switch (plane->desc) {  in sti_mixer_set_plane_depth()
263 		DRM_ERROR("Unknown plane %d\n", plane->desc);  in sti_mixer_set_plane_depth()
278 	DRM_DEBUG_DRIVER("%s %s depth=%d\n", sti_mixer_to_str(mixer),  in sti_mixer_set_plane_depth()
280 	dev_dbg(mixer->dev, "GAM_MIXER_CRB val 0x%x mask 0x%x\n",  in sti_mixer_set_plane_depth()
287 	dev_dbg(mixer->dev, "Read GAM_MIXER_CRB 0x%x\n",  in sti_mixer_set_plane_depth()
293 				struct drm_display_mode *mode)  in sti_mixer_active_video_area()  argument
297 	ydo = sti_vtg_get_line_number(*mode, 0);  in sti_mixer_active_video_area()
298 	yds = sti_vtg_get_line_number(*mode, mode->vdisplay - 1);  in sti_mixer_active_video_area()
299 	xdo = sti_vtg_get_pixel_number(*mode, 0);  in sti_mixer_active_video_area()
300 	xds = sti_vtg_get_pixel_number(*mode, mode->hdisplay - 1);  in sti_mixer_active_video_area()
302 	DRM_DEBUG_DRIVER("%s active video area xdo:%d ydo:%d xds:%d yds:%d\n",  in sti_mixer_active_video_area()
309 	sti_mixer_set_background_area(mixer, mode);  in sti_mixer_active_video_area()
316 	switch (plane->desc) {  in sti_mixer_get_plane_mask()
341 	DRM_DEBUG_DRIVER("%s %s %s\n", status ? "enable" : "disable",  in sti_mixer_set_plane_status()
347 		return -EINVAL;  in sti_mixer_set_plane_status()
365 	dev_dbg(dev, "%s\n", __func__);  in sti_mixer_create()
370 	mixer->regs = baseaddr;  in sti_mixer_create()
371 	mixer->dev = dev;  in sti_mixer_create()
372 	mixer->id = id;  in sti_mixer_create()
374 	DRM_DEBUG_DRIVER("%s created. Regs=%p\n",  in sti_mixer_create()
375 			 sti_mixer_to_str(mixer), mixer->regs);  in sti_mixer_create()