18 	struct ast_device *ast = data;  in ast_release_firmware()  local
20 	release_firmware(ast->dp501_fw);  in ast_release_firmware()
21 	ast->dp501_fw = NULL;  in ast_release_firmware()
24 static int ast_load_dp501_microcode(struct ast_device *ast)  in ast_load_dp501_microcode()  argument
26 	struct drm_device *dev = &ast->base;  in ast_load_dp501_microcode()
29 	ret = request_firmware(&ast->dp501_fw, "ast_dp501_fw.bin", dev->dev);  in ast_load_dp501_microcode()
33 	return devm_add_action_or_reset(dev->dev, ast_release_firmware, ast);  in ast_load_dp501_microcode()
36 static void send_ack(struct ast_device *ast)  in send_ack()  argument
39 	sendack = ast_get_index_reg_mask(ast, AST_IO_VGACRI, 0x9b, 0xff);  in send_ack()
41 	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0x9b, 0x00, sendack);  in send_ack()
44 static void send_nack(struct ast_device *ast)  in send_nack()  argument
47 	sendack = ast_get_index_reg_mask(ast, AST_IO_VGACRI, 0x9b, 0xff);  in send_nack()
49 	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0x9b, 0x00, sendack);  in send_nack()
52 static bool wait_ack(struct ast_device *ast)  in wait_ack()  argument
57 		waitack = ast_get_index_reg_mask(ast, AST_IO_VGACRI, 0xd2, 0xff);  in wait_ack()
68 static bool wait_nack(struct ast_device *ast)  in wait_nack()  argument
73 		waitack = ast_get_index_reg_mask(ast, AST_IO_VGACRI, 0xd2, 0xff);  in wait_nack()
84 static void set_cmd_trigger(struct ast_device *ast)  in set_cmd_trigger()  argument
86 	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0x9b, ~0x40, 0x40);  in set_cmd_trigger()
89 static void clear_cmd_trigger(struct ast_device *ast)  in clear_cmd_trigger()  argument
91 	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0x9b, ~0x40, 0x00);  in clear_cmd_trigger()
95 static bool wait_fw_ready(struct ast_device *ast)
100 		waitready = ast_get_index_reg_mask(ast, AST_IO_VGACRI, 0xd2, 0xff);
112 static bool ast_write_cmd(struct ast_device *ast, u8 data)  in ast_write_cmd()  argument
116 	if (wait_nack(ast)) {  in ast_write_cmd()
117 		send_nack(ast);  in ast_write_cmd()
118 		ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0x9a, 0x00, data);  in ast_write_cmd()
119 		send_ack(ast);  in ast_write_cmd()
120 		set_cmd_trigger(ast);  in ast_write_cmd()
122 			if (wait_ack(ast)) {  in ast_write_cmd()
123 				clear_cmd_trigger(ast);  in ast_write_cmd()
124 				send_nack(ast);  in ast_write_cmd()
129 	clear_cmd_trigger(ast);  in ast_write_cmd()
130 	send_nack(ast);  in ast_write_cmd()
134 static bool ast_write_data(struct ast_device *ast, u8 data)  in ast_write_data()  argument
136 	if (wait_nack(ast)) {  in ast_write_data()
137 		send_nack(ast);  in ast_write_data()
138 		ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0x9a, 0x00, data);  in ast_write_data()
139 		send_ack(ast);  in ast_write_data()
140 		if (wait_ack(ast)) {  in ast_write_data()
141 			send_nack(ast);  in ast_write_data()
145 	send_nack(ast);  in ast_write_data()
152 	struct ast_device *ast = to_ast_device(dev);
157 	if (wait_ack(ast) == false)
159 	tmp = ast_get_index_reg_mask(ast, AST_IO_VGACRI, 0xd3, 0xff);
161 	if (wait_nack(ast) == false) {
162 		send_nack(ast);
165 	send_nack(ast);
169 static void clear_cmd(struct ast_device *ast)
171 	send_nack(ast);
172 	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0x9a, 0x00, 0x00);
176 static void ast_set_dp501_video_output(struct ast_device *ast, u8 mode)  in ast_set_dp501_video_output()  argument
178 	ast_write_cmd(ast, 0x40);  in ast_set_dp501_video_output()
179 	ast_write_data(ast, mode);  in ast_set_dp501_video_output()
184 static u32 get_fw_base(struct ast_device *ast)  in get_fw_base()  argument
186 	return ast_mindwm(ast, 0x1e6e2104) & 0x7fffffff;  in get_fw_base()
189 bool ast_backup_fw(struct ast_device *ast, u8 *addr, u32 size)  in ast_backup_fw()  argument
194 	if (ast->config_mode != ast_use_p2a)  in ast_backup_fw()
197 	data = ast_mindwm(ast, 0x1e6e2100) & 0x01;  in ast_backup_fw()
199 		boot_address = get_fw_base(ast);  in ast_backup_fw()
201 			*(u32 *)(addr + i) = ast_mindwm(ast, boot_address + i);  in ast_backup_fw()
207 static bool ast_launch_m68k(struct ast_device *ast)  in ast_launch_m68k()  argument
214 	if (ast->config_mode != ast_use_p2a)  in ast_launch_m68k()
217 	data = ast_mindwm(ast, 0x1e6e2100) & 0x01;  in ast_launch_m68k()
220 		if (ast->dp501_fw_addr) {  in ast_launch_m68k()
221 			fw_addr = ast->dp501_fw_addr;  in ast_launch_m68k()
224 			if (!ast->dp501_fw &&  in ast_launch_m68k()
225 			    ast_load_dp501_microcode(ast) < 0)  in ast_launch_m68k()
228 			fw_addr = (u8 *)ast->dp501_fw->data;  in ast_launch_m68k()
229 			len = ast->dp501_fw->size;  in ast_launch_m68k()
232 		ast_moutdwm(ast, 0x1e6e2000, 0x1688a8a8);  in ast_launch_m68k()
233 		data = ast_mindwm(ast, 0x1e6e0004);  in ast_launch_m68k()
254 			ast_moutdwm(ast, boot_address + i, data);  in ast_launch_m68k()
258 		ast_moutdwm(ast, 0x1e6e2000, 0x1688a8a8);  in ast_launch_m68k()
261 		ast_moutdwm(ast, 0x1e6e2104, 0x80000000 + boot_address);  in ast_launch_m68k()
262 		ast_moutdwm(ast, 0x1e6e2100, 1);  in ast_launch_m68k()
265 		data = ast_mindwm(ast, 0x1e6e2040) & 0xfffff1ff;		/* D[11:9] = 100b: UEFI handling */  in ast_launch_m68k()
267 		ast_moutdwm(ast, 0x1e6e2040, data);  in ast_launch_m68k()
269 		jreg = ast_get_index_reg_mask(ast, AST_IO_VGACRI, 0x99, 0xfc); /* D[1:0]: Reserved Video Buffer */  in ast_launch_m68k()
271 		ast_set_index_reg(ast, AST_IO_VGACRI, 0x99, jreg);  in ast_launch_m68k()
276 static bool ast_dp501_is_connected(struct ast_device *ast)  in ast_dp501_is_connected()  argument
280 	if (ast->config_mode == ast_use_p2a) {  in ast_dp501_is_connected()
281 		boot_address = get_fw_base(ast);  in ast_dp501_is_connected()
285 		data = ast_mindwm(ast, boot_address + offset);  in ast_dp501_is_connected()
291 		data = ast_mindwm(ast, boot_address + offset);  in ast_dp501_is_connected()
295 		if (!ast->dp501_fw_buf)  in ast_dp501_is_connected()
300 		data = readl(ast->dp501_fw_buf + offset);  in ast_dp501_is_connected()
304 		data = readl(ast->dp501_fw_buf + offset);  in ast_dp501_is_connected()
310 		data = readl(ast->dp501_fw_buf + offset);  in ast_dp501_is_connected()
319 	struct ast_device *ast = data;  in ast_dp512_read_edid_block()  local
328 	if (ast->config_mode == ast_use_p2a) {  in ast_dp512_read_edid_block()
329 		boot_address = get_fw_base(ast);  in ast_dp512_read_edid_block()
332 			ediddata = ast_mindwm(ast, boot_address + offset + i);  in ast_dp512_read_edid_block()
338 			ediddata = readl(ast->dp501_fw_buf + offset + i);  in ast_dp512_read_edid_block()
347 static bool ast_init_dvo(struct ast_device *ast)  in ast_init_dvo()  argument
351 	ast_write32(ast, 0xf004, 0x1e6e0000);  in ast_init_dvo()
352 	ast_write32(ast, 0xf000, 0x1);  in ast_init_dvo()
353 	ast_write32(ast, 0x12000, 0x1688a8a8);  in ast_init_dvo()
355 	jreg = ast_get_index_reg_mask(ast, AST_IO_VGACRI, 0xd0, 0xff);  in ast_init_dvo()
358 		data = ast_read32(ast, 0x12008);  in ast_init_dvo()
362 		ast_write32(ast, 0x12008, data);  in ast_init_dvo()
364 		if (IS_AST_GEN4(ast)) {  in ast_init_dvo()
365 			data = ast_read32(ast, 0x12084);  in ast_init_dvo()
368 			ast_write32(ast, 0x12084, data);  in ast_init_dvo()
370 			data = ast_read32(ast, 0x12088);  in ast_init_dvo()
373 			ast_write32(ast, 0x12088, data);  in ast_init_dvo()
375 			data = ast_read32(ast, 0x12090);  in ast_init_dvo()
379 			ast_write32(ast, 0x12090, data);  in ast_init_dvo()
381 			data = ast_read32(ast, 0x12088);  in ast_init_dvo()
384 			ast_write32(ast, 0x12088, data);  in ast_init_dvo()
386 			data = ast_read32(ast, 0x1208c);  in ast_init_dvo()
389 			ast_write32(ast, 0x1208c, data);  in ast_init_dvo()
391 			data = ast_read32(ast, 0x120a4);  in ast_init_dvo()
394 			ast_write32(ast, 0x120a4, data);  in ast_init_dvo()
396 			data = ast_read32(ast, 0x120a8);  in ast_init_dvo()
399 			ast_write32(ast, 0x120a8, data);  in ast_init_dvo()
401 			data = ast_read32(ast, 0x12094);  in ast_init_dvo()
404 			ast_write32(ast, 0x12094, data);  in ast_init_dvo()
409 	data = ast_read32(ast, 0x1202c);  in ast_init_dvo()
411 	ast_write32(ast, 0x1202c, data);  in ast_init_dvo()
414 	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xa3, 0xcf, 0x80);  in ast_init_dvo()
419 static void ast_init_analog(struct ast_device *ast)  in ast_init_analog()  argument
428 	ast_write32(ast, 0xf004, 0x1e6e0000);  in ast_init_analog()
429 	ast_write32(ast, 0xf000, 0x1);  in ast_init_analog()
432 	ast_write32(ast, 0x12000, 0x1688a8a8);  in ast_init_analog()
433 	ast_write32(ast, 0x12000, 0x1688a8a8);  in ast_init_analog()
434 	ast_write32(ast, 0x12000, 0x1688a8a8);  in ast_init_analog()
437 	data = ast_read32(ast, 0x1202c);  in ast_init_analog()
439 	ast_write32(ast, 0, data);  in ast_init_analog()
442 	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xa3, 0xcf, 0x00);  in ast_init_analog()
445 void ast_init_3rdtx(struct ast_device *ast)  in ast_init_3rdtx()  argument
449 	if (IS_AST_GEN4(ast) || IS_AST_GEN5(ast)) {  in ast_init_3rdtx()
450 		vgacrd1 = ast_get_index_reg_mask(ast, AST_IO_VGACRI, 0xd1,  in ast_init_3rdtx()
454 			ast_init_dvo(ast);  in ast_init_3rdtx()
457 			ast_launch_m68k(ast);  in ast_init_3rdtx()
460 			ast_init_dvo(ast);  in ast_init_3rdtx()
463 			if (ast->tx_chip == AST_TX_SIL164)  in ast_init_3rdtx()
464 				ast_init_dvo(ast);  in ast_init_3rdtx()
466 				ast_init_analog(ast);  in ast_init_3rdtx()
482 	struct ast_device *ast = to_ast_device(encoder->dev);  in ast_dp501_encoder_helper_atomic_enable()  local
484 	ast_set_dp501_video_output(ast, 1);  in ast_dp501_encoder_helper_atomic_enable()
490 	struct ast_device *ast = to_ast_device(encoder->dev);  in ast_dp501_encoder_helper_atomic_disable()  local
492 	ast_set_dp501_video_output(ast, 0);  in ast_dp501_encoder_helper_atomic_disable()
510 		struct ast_device *ast = to_ast_device(connector->dev);  in ast_dp501_connector_helper_get_modes()  local
513 		drm_edid = drm_edid_read_custom(connector, ast_dp512_read_edid_block, ast);  in ast_dp501_connector_helper_get_modes()
538 	struct ast_device *ast = to_ast_device(connector->dev);  in ast_dp501_connector_helper_detect_ctx()  local
541 	if (ast_dp501_is_connected(ast))  in ast_dp501_connector_helper_detect_ctx()
568 int ast_dp501_output_init(struct ast_device *ast)  in ast_dp501_output_init()  argument
570 	struct drm_device *dev = &ast->base;  in ast_dp501_output_init()
571 	struct drm_crtc *crtc = &ast->crtc;  in ast_dp501_output_init()
579 	encoder = &ast->output.dp501.encoder;  in ast_dp501_output_init()
590 	ast_connector = &ast->output.dp501.connector;  in ast_dp501_output_init()