40 	struct ast_device *ast = to_ast_device(dev);  in ast_is_vga_enabled()  local
43 	ch = ast_io_read8(ast, AST_IO_VGA_ENABLE_PORT);  in ast_is_vga_enabled()
50 	struct ast_device *ast = to_ast_device(dev);  in ast_enable_vga()  local
52 	ast_io_write8(ast, AST_IO_VGA_ENABLE_PORT, 0x01);  in ast_enable_vga()
53 	ast_io_write8(ast, AST_IO_MISC_PORT_WRITE, 0x01);  in ast_enable_vga()
62 	struct ast_device *ast = data;  in ast_enable_mmio_release()  local
65 	ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xa1, 0x04);  in ast_enable_mmio_release()
68 static int ast_enable_mmio(struct ast_device *ast)  in ast_enable_mmio()  argument
70 	struct drm_device *dev = &ast->base;  in ast_enable_mmio()
72 	ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xa1, 0x06);  in ast_enable_mmio()
74 	return devm_add_action_or_reset(dev->dev, ast_enable_mmio_release, ast);  in ast_enable_mmio()
77 static void ast_open_key(struct ast_device *ast)  in ast_open_key()  argument
79 	ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x80, 0xA8);  in ast_open_key()
82 static int ast_device_config_init(struct ast_device *ast)  in ast_device_config_init()  argument
84 	struct drm_device *dev = &ast->base;  in ast_device_config_init()
95 	ast->config_mode = ast_use_defaults;  in ast_device_config_init()
100 		ast->config_mode = ast_use_dt;  in ast_device_config_init()
108 		jregd0 = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd0, 0xff);  in ast_device_config_init()
109 		jregd1 = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd1, 0xff);  in ast_device_config_init()
119 					ast_patch_ahb_2500(ast);  in ast_device_config_init()
123 			data = ast_read32(ast, 0xf004);  in ast_device_config_init()
125 				ast->config_mode = ast_use_p2a;  in ast_device_config_init()
128 				ast_write32(ast, 0xf004, 0x1e6e0000);  in ast_device_config_init()
129 				ast_write32(ast, 0xf000, 0x1);  in ast_device_config_init()
130 				scu_rev = ast_read32(ast, 0x1207c);  in ast_device_config_init()
135 	switch (ast->config_mode) {  in ast_device_config_init()
152 		ast->chip = AST2600;  in ast_device_config_init()
157 			ast->chip = AST2510;  in ast_device_config_init()
161 			ast->chip = AST2500;  in ast_device_config_init()
167 			ast->chip = AST1400;  in ast_device_config_init()
171 			ast->chip = AST2400;  in ast_device_config_init()
177 			ast->chip = AST1300;  in ast_device_config_init()
181 			ast->chip = AST2300;  in ast_device_config_init()
188 			ast->chip = AST1100;  in ast_device_config_init()
192 			ast->chip = AST2200;  in ast_device_config_init()
196 			ast->chip = AST2150;  in ast_device_config_init()
200 			ast->chip = AST2100;  in ast_device_config_init()
205 		ast->chip = AST2000;  in ast_device_config_init()
212 static void ast_detect_widescreen(struct ast_device *ast)  in ast_detect_widescreen()  argument
217 	switch (AST_GEN(ast)) {  in ast_detect_widescreen()
219 		ast->support_wide_screen = false;  in ast_detect_widescreen()
222 		jreg = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd0, 0xff);  in ast_detect_widescreen()
224 			ast->support_wide_screen = true;  in ast_detect_widescreen()
226 			ast->support_wide_screen = true;  in ast_detect_widescreen()
228 			ast->support_wide_screen = false;  in ast_detect_widescreen()
229 			if (ast->chip == AST1300)  in ast_detect_widescreen()
230 				ast->support_wide_screen = true;  in ast_detect_widescreen()
231 			if (ast->chip == AST1400)  in ast_detect_widescreen()
232 				ast->support_wide_screen = true;  in ast_detect_widescreen()
233 			if (ast->chip == AST2510)  in ast_detect_widescreen()
234 				ast->support_wide_screen = true;  in ast_detect_widescreen()
235 			if (IS_AST_GEN7(ast))  in ast_detect_widescreen()
236 				ast->support_wide_screen = true;  in ast_detect_widescreen()
242 static void ast_detect_tx_chip(struct ast_device *ast, bool need_post)  in ast_detect_tx_chip()  argument
244 	struct drm_device *dev = &ast->base;  in ast_detect_tx_chip()
248 	ast->tx_chip_types |= AST_TX_NONE_BIT;  in ast_detect_tx_chip()
259 		jreg = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xa3, 0xff);  in ast_detect_tx_chip()
261 			ast->tx_chip_types = AST_TX_SIL164_BIT;  in ast_detect_tx_chip()
264 	if (IS_AST_GEN4(ast) || IS_AST_GEN5(ast) || IS_AST_GEN6(ast)) {  in ast_detect_tx_chip()
270 		jreg = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd1, 0xff);  in ast_detect_tx_chip()
273 			ast->tx_chip_types = AST_TX_SIL164_BIT;  in ast_detect_tx_chip()
276 			ast->dp501_fw_addr = drmm_kzalloc(dev, 32*1024, GFP_KERNEL);  in ast_detect_tx_chip()
277 			if (ast->dp501_fw_addr) {  in ast_detect_tx_chip()
279 				if (ast_backup_fw(dev, ast->dp501_fw_addr, 32*1024)) {  in ast_detect_tx_chip()
280 					drmm_kfree(dev, ast->dp501_fw_addr);  in ast_detect_tx_chip()
281 					ast->dp501_fw_addr = NULL;  in ast_detect_tx_chip()
286 			ast->tx_chip_types = AST_TX_DP501_BIT;  in ast_detect_tx_chip()
288 	} else if (IS_AST_GEN7(ast)) {  in ast_detect_tx_chip()
289 		if (ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xD1, TX_TYPE_MASK) ==  in ast_detect_tx_chip()
291 			ast->tx_chip_types = AST_TX_ASTDP_BIT;  in ast_detect_tx_chip()
292 			ast_dp_launch(&ast->base);  in ast_detect_tx_chip()
297 	if (ast->tx_chip_types & AST_TX_NONE_BIT)  in ast_detect_tx_chip()
299 	if (ast->tx_chip_types & AST_TX_SIL164_BIT)  in ast_detect_tx_chip()
301 	if (ast->tx_chip_types & AST_TX_DP501_BIT)  in ast_detect_tx_chip()
303 	if (ast->tx_chip_types & AST_TX_ASTDP_BIT)  in ast_detect_tx_chip()
310 	struct ast_device *ast = to_ast_device(dev);  in ast_get_dram_info()  local
314 	switch (ast->config_mode) {  in ast_get_dram_info()
331 		ast_write32(ast, 0xf004, 0x1e6e0000);  in ast_get_dram_info()
332 		ast_write32(ast, 0xf000, 0x1);  in ast_get_dram_info()
333 		mcr_cfg = ast_read32(ast, 0x10004);  in ast_get_dram_info()
334 		mcr_scu_mpll = ast_read32(ast, 0x10120);  in ast_get_dram_info()
335 		mcr_scu_strap = ast_read32(ast, 0x10170);  in ast_get_dram_info()
339 		ast->dram_bus_width = 16;  in ast_get_dram_info()
340 		ast->dram_type = AST_DRAM_1Gx16;  in ast_get_dram_info()
341 		if (IS_AST_GEN6(ast))  in ast_get_dram_info()
342 			ast->mclk = 800;  in ast_get_dram_info()
344 			ast->mclk = 396;  in ast_get_dram_info()
349 		ast->dram_bus_width = 16;  in ast_get_dram_info()
351 		ast->dram_bus_width = 32;  in ast_get_dram_info()
353 	if (IS_AST_GEN6(ast)) {  in ast_get_dram_info()
356 			ast->dram_type = AST_DRAM_1Gx16;  in ast_get_dram_info()
360 			ast->dram_type = AST_DRAM_2Gx16;  in ast_get_dram_info()
363 			ast->dram_type = AST_DRAM_4Gx16;  in ast_get_dram_info()
366 			ast->dram_type = AST_DRAM_8Gx16;  in ast_get_dram_info()
369 	} else if (IS_AST_GEN4(ast) || IS_AST_GEN5(ast)) {  in ast_get_dram_info()
372 			ast->dram_type = AST_DRAM_512Mx16;  in ast_get_dram_info()
376 			ast->dram_type = AST_DRAM_1Gx16;  in ast_get_dram_info()
379 			ast->dram_type = AST_DRAM_2Gx16;  in ast_get_dram_info()
382 			ast->dram_type = AST_DRAM_4Gx16;  in ast_get_dram_info()
389 			ast->dram_type = AST_DRAM_512Mx16;  in ast_get_dram_info()
393 				ast->dram_type = AST_DRAM_1Gx16;  in ast_get_dram_info()
395 				ast->dram_type = AST_DRAM_512Mx32;  in ast_get_dram_info()
398 			ast->dram_type = AST_DRAM_1Gx32;  in ast_get_dram_info()
423 	ast->mclk = ref_pll * (num + 2) / ((denum + 2) * (div * 1000));  in ast_get_dram_info()
432 	struct ast_device *ast;  in ast_device_create()  local
436 	ast = devm_drm_dev_alloc(&pdev->dev, drv, struct ast_device, base);  in ast_device_create()
437 	if (IS_ERR(ast))  in ast_device_create()
438 		return ast;  in ast_device_create()
439 	dev = &ast->base;  in ast_device_create()
443 	ret = drmm_mutex_init(dev, &ast->ioregs_lock);  in ast_device_create()
447 	ast->regs = pcim_iomap(pdev, 1, 0);  in ast_device_create()
448 	if (!ast->regs)  in ast_device_create()
456 		ast->ioregs = ast->regs + AST_IO_MM_OFFSET;  in ast_device_create()
459 		ast->ioregs = ast->regs + AST_IO_MM_OFFSET;  in ast_device_create()
463 	if (!ast->ioregs) {  in ast_device_create()
464 		ast->ioregs = pcim_iomap(pdev, 2, 0);  in ast_device_create()
465 		if (!ast->ioregs)  in ast_device_create()
482 	ast_open_key(ast);  in ast_device_create()
483 	ret = ast_enable_mmio(ast);  in ast_device_create()
487 	ret = ast_device_config_init(ast);  in ast_device_create()
491 	ast_detect_widescreen(ast);  in ast_device_create()
492 	ast_detect_tx_chip(ast, need_post);  in ast_device_create()
499 		 ast->mclk, ast->dram_type, ast->dram_bus_width);  in ast_device_create()
504 	ret = ast_mm_init(ast);  in ast_device_create()
509 	ast->dp501_fw_buf = NULL;  in ast_device_create()
510 	if (ast->vram_size < pci_resource_len(pdev, 0)) {  in ast_device_create()
511 		ast->dp501_fw_buf = pci_iomap_range(pdev, 0, ast->vram_size, 0);  in ast_device_create()
512 		if (!ast->dp501_fw_buf)  in ast_device_create()
516 	ret = ast_mode_config_init(ast);  in ast_device_create()
520 	return ast;  in ast_device_create()