40 void ast_set_index_reg_mask(struct ast_private *ast,  in ast_set_index_reg_mask()  argument
45 	ast_io_write8(ast, base, index);  in ast_set_index_reg_mask()
46 	tmp = (ast_io_read8(ast, base + 1) & mask) | val;  in ast_set_index_reg_mask()
47 	ast_set_index_reg(ast, base, index, tmp);  in ast_set_index_reg_mask()
50 uint8_t ast_get_index_reg(struct ast_private *ast,  in ast_get_index_reg()  argument
54 	ast_io_write8(ast, base, index);  in ast_get_index_reg()
55 	ret = ast_io_read8(ast, base + 1);  in ast_get_index_reg()
59 uint8_t ast_get_index_reg_mask(struct ast_private *ast,  in ast_get_index_reg_mask()  argument
63 	ast_io_write8(ast, base, index);  in ast_get_index_reg_mask()
64 	ret = ast_io_read8(ast, base + 1) & mask;  in ast_get_index_reg_mask()
71 	struct ast_private *ast = to_ast_private(dev);  in ast_detect_config_mode()  local
76 	ast->config_mode = ast_use_defaults;  in ast_detect_config_mode()
83 		ast->config_mode = ast_use_dt;  in ast_detect_config_mode()
97 	jregd0 = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd0, 0xff);  in ast_detect_config_mode()
98 	jregd1 = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd1, 0xff);  in ast_detect_config_mode()
103 			ast_patch_ahb_2500(ast);  in ast_detect_config_mode()
106 		data = ast_read32(ast, 0xf004);  in ast_detect_config_mode()
109 			ast->config_mode = ast_use_p2a;  in ast_detect_config_mode()
114 			ast_write32(ast, 0xf004, 0x1e6e0000);  in ast_detect_config_mode()
115 			ast_write32(ast, 0xf000, 0x1);  in ast_detect_config_mode()
116 			*scu_rev = ast_read32(ast, 0x1207c);  in ast_detect_config_mode()
127 	struct ast_private *ast = to_ast_private(dev);  in ast_detect_chip()  local
146 	ast_open_key(ast);  in ast_detect_chip()
154 		ast->chip = AST2600;  in ast_detect_chip()
157 		ast->chip = AST2500;  in ast_detect_chip()
160 		ast->chip = AST2400;  in ast_detect_chip()
163 		ast->chip = AST2300;  in ast_detect_chip()
168 			ast->chip = AST1100;  in ast_detect_chip()
172 			ast->chip = AST2200;  in ast_detect_chip()
176 			ast->chip = AST2150;  in ast_detect_chip()
180 			ast->chip = AST2100;  in ast_detect_chip()
184 		ast->vga2_clone = false;  in ast_detect_chip()
186 		ast->chip = AST2000;  in ast_detect_chip()
191 	switch (ast->chip) {  in ast_detect_chip()
193 		ast->support_wide_screen = false;  in ast_detect_chip()
196 		jreg = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd0, 0xff);  in ast_detect_chip()
198 			ast->support_wide_screen = true;  in ast_detect_chip()
200 			ast->support_wide_screen = true;  in ast_detect_chip()
202 			ast->support_wide_screen = false;  in ast_detect_chip()
203 			if (ast->chip == AST2300 &&  in ast_detect_chip()
205 				ast->support_wide_screen = true;  in ast_detect_chip()
206 			if (ast->chip == AST2400 &&  in ast_detect_chip()
208 				ast->support_wide_screen = true;  in ast_detect_chip()
209 			if (ast->chip == AST2500 &&  in ast_detect_chip()
211 				ast->support_wide_screen = true;  in ast_detect_chip()
212 			if (ast->chip == AST2600)		/* ast2600 */  in ast_detect_chip()
213 				ast->support_wide_screen = true;  in ast_detect_chip()
219 	ast->tx_chip_types |= AST_TX_NONE_BIT;  in ast_detect_chip()
230 		jreg = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xa3, 0xff);  in ast_detect_chip()
232 			ast->tx_chip_types = AST_TX_SIL164_BIT;  in ast_detect_chip()
235 	if ((ast->chip == AST2300) || (ast->chip == AST2400) || (ast->chip == AST2500)) {  in ast_detect_chip()
241 		jreg = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd1, 0xff);  in ast_detect_chip()
244 			ast->tx_chip_types = AST_TX_SIL164_BIT;  in ast_detect_chip()
247 			ast->dp501_fw_addr = drmm_kzalloc(dev, 32*1024, GFP_KERNEL);  in ast_detect_chip()
248 			if (ast->dp501_fw_addr) {  in ast_detect_chip()
250 				if (ast_backup_fw(dev, ast->dp501_fw_addr, 32*1024)) {  in ast_detect_chip()
251 					drmm_kfree(dev, ast->dp501_fw_addr);  in ast_detect_chip()
252 					ast->dp501_fw_addr = NULL;  in ast_detect_chip()
257 			ast->tx_chip_types = AST_TX_DP501_BIT;  in ast_detect_chip()
259 	} else if (ast->chip == AST2600)  in ast_detect_chip()
260 		ast_dp_launch(&ast->base, 0);  in ast_detect_chip()
263 	if (ast->tx_chip_types & AST_TX_NONE_BIT)  in ast_detect_chip()
265 	if (ast->tx_chip_types & AST_TX_SIL164_BIT)  in ast_detect_chip()
267 	if (ast->tx_chip_types & AST_TX_DP501_BIT)  in ast_detect_chip()
276 	struct ast_private *ast = to_ast_private(dev);  in ast_get_dram_info()  local
280 	switch (ast->config_mode) {  in ast_get_dram_info()
297 		ast_write32(ast, 0xf004, 0x1e6e0000);  in ast_get_dram_info()
298 		ast_write32(ast, 0xf000, 0x1);  in ast_get_dram_info()
299 		mcr_cfg = ast_read32(ast, 0x10004);  in ast_get_dram_info()
300 		mcr_scu_mpll = ast_read32(ast, 0x10120);  in ast_get_dram_info()
301 		mcr_scu_strap = ast_read32(ast, 0x10170);  in ast_get_dram_info()
305 		ast->dram_bus_width = 16;  in ast_get_dram_info()
306 		ast->dram_type = AST_DRAM_1Gx16;  in ast_get_dram_info()
307 		if (ast->chip == AST2500)  in ast_get_dram_info()
308 			ast->mclk = 800;  in ast_get_dram_info()
310 			ast->mclk = 396;  in ast_get_dram_info()
315 		ast->dram_bus_width = 16;  in ast_get_dram_info()
317 		ast->dram_bus_width = 32;  in ast_get_dram_info()
319 	if (ast->chip == AST2500) {  in ast_get_dram_info()
322 			ast->dram_type = AST_DRAM_1Gx16;  in ast_get_dram_info()
326 			ast->dram_type = AST_DRAM_2Gx16;  in ast_get_dram_info()
329 			ast->dram_type = AST_DRAM_4Gx16;  in ast_get_dram_info()
332 			ast->dram_type = AST_DRAM_8Gx16;  in ast_get_dram_info()
335 	} else if (ast->chip == AST2300 || ast->chip == AST2400) {  in ast_get_dram_info()
338 			ast->dram_type = AST_DRAM_512Mx16;  in ast_get_dram_info()
342 			ast->dram_type = AST_DRAM_1Gx16;  in ast_get_dram_info()
345 			ast->dram_type = AST_DRAM_2Gx16;  in ast_get_dram_info()
348 			ast->dram_type = AST_DRAM_4Gx16;  in ast_get_dram_info()
355 			ast->dram_type = AST_DRAM_512Mx16;  in ast_get_dram_info()
359 				ast->dram_type = AST_DRAM_1Gx16;  in ast_get_dram_info()
361 				ast->dram_type = AST_DRAM_512Mx32;  in ast_get_dram_info()
364 			ast->dram_type = AST_DRAM_1Gx32;  in ast_get_dram_info()
389 	ast->mclk = ref_pll * (num + 2) / ((denum + 2) * (div * 1000));  in ast_get_dram_info()
399 	struct ast_private *ast = data;  in ast_device_release()  local
402 	ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xa1, 0x04);  in ast_device_release()
410 	struct ast_private *ast;  in ast_device_create()  local
414 	ast = devm_drm_dev_alloc(&pdev->dev, drv, struct ast_private, base);  in ast_device_create()
415 	if (IS_ERR(ast))  in ast_device_create()
416 		return ast;  in ast_device_create()
417 	dev = &ast->base;  in ast_device_create()
421 	ret = drmm_mutex_init(dev, &ast->ioregs_lock);  in ast_device_create()
425 	ast->regs = pcim_iomap(pdev, 1, 0);  in ast_device_create()
426 	if (!ast->regs)  in ast_device_create()
436 		ast->ioregs = ast->regs + AST_IO_MM_OFFSET;  in ast_device_create()
440 	if (!ast->ioregs) {  in ast_device_create()
441 		ast->ioregs = pcim_iomap(pdev, 2, 0);  in ast_device_create()
442 		if (!ast->ioregs)  in ast_device_create()
453 		 ast->mclk, ast->dram_type, ast->dram_bus_width);  in ast_device_create()
458 	ret = ast_mm_init(ast);  in ast_device_create()
463 	ast->dp501_fw_buf = NULL;  in ast_device_create()
465 		ast->dp501_fw_buf = pci_iomap_range(pdev, 0, dev->vram_mm->vram_size, 0);  in ast_device_create()
466 		if (!ast->dp501_fw_buf)  in ast_device_create()
470 	ret = ast_mode_config_init(ast);  in ast_device_create()
474 	ret = devm_add_action_or_reset(dev->dev, ast_device_release, ast);  in ast_device_create()
478 	return ast;  in ast_device_create()