16 static bool ast_astdp_is_connected(struct ast_device *ast)  in ast_astdp_is_connected()  argument
18 	if (!ast_get_index_reg_mask(ast, AST_IO_VGACRI, 0xDF, AST_IO_VGACRDF_HPD))  in ast_astdp_is_connected()
25 	struct ast_device *ast = data;  in ast_astdp_read_edid_block()  local
37 	mutex_lock(&ast->modeset_lock);  in ast_astdp_read_edid_block()
40 	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xe5, (u8)~AST_IO_VGACRE5_EDID_READ_DONE, 0x00);  in ast_astdp_read_edid_block()
58 		ast_set_index_reg(ast, AST_IO_VGACRI, 0xe4, vgacre4);  in ast_astdp_read_edid_block()
79 			vgacrd7 = ast_get_index_reg(ast, AST_IO_VGACRI, 0xd7);  in ast_astdp_read_edid_block()
81 				vgacrd6 = ast_get_index_reg(ast, AST_IO_VGACRI, 0xd6);  in ast_astdp_read_edid_block()
91 		ediddata[0] = ast_get_index_reg(ast, AST_IO_VGACRI, 0xd8);  in ast_astdp_read_edid_block()
92 		ediddata[1] = ast_get_index_reg(ast, AST_IO_VGACRI, 0xd9);  in ast_astdp_read_edid_block()
93 		ediddata[2] = ast_get_index_reg(ast, AST_IO_VGACRI, 0xda);  in ast_astdp_read_edid_block()
94 		ediddata[3] = ast_get_index_reg(ast, AST_IO_VGACRI, 0xdb);  in ast_astdp_read_edid_block()
116 	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xe5, (u8)~AST_IO_VGACRE5_EDID_READ_DONE,  in ast_astdp_read_edid_block()
119 	mutex_unlock(&ast->modeset_lock);  in ast_astdp_read_edid_block()
127 int ast_dp_launch(struct ast_device *ast)  in ast_dp_launch()  argument
129 	struct drm_device *dev = &ast->base;  in ast_dp_launch()
133 		u8 vgacrd1 = ast_get_index_reg(ast, AST_IO_VGACRI, 0xd1);  in ast_dp_launch()
145 	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xe5,  in ast_dp_launch()
152 static bool ast_dp_get_phy_sleep(struct ast_device *ast)  in ast_dp_get_phy_sleep()  argument
154 	u8 vgacre3 = ast_get_index_reg(ast, AST_IO_VGACRI, 0xe3);  in ast_dp_get_phy_sleep()
159 static void ast_dp_set_phy_sleep(struct ast_device *ast, bool sleep)  in ast_dp_set_phy_sleep()  argument
166 	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xe3, (u8)~AST_IO_VGACRE3_DP_PHY_SLEEP,  in ast_dp_set_phy_sleep()
171 static void ast_dp_link_training(struct ast_device *ast)  in ast_dp_link_training()  argument
173 	struct drm_device *dev = &ast->base;  in ast_dp_link_training()
182 		vgacrdc = ast_get_index_reg(ast, AST_IO_VGACRI, 0xdc);  in ast_dp_link_training()
189 static bool __ast_dp_wait_enable(struct ast_device *ast, bool enabled)  in __ast_dp_wait_enable()  argument
201 		vgacrdf = ast_get_index_reg_mask(ast, AST_IO_VGACRI, 0xdf,  in __ast_dp_wait_enable()
210 static void ast_dp_set_enable(struct ast_device *ast, bool enabled)  in ast_dp_set_enable()  argument
212 	struct drm_device *dev = &ast->base;  in ast_dp_set_enable()
218 	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xe3, (u8)~AST_IO_VGACRE3_DP_VIDEO_ENABLE,  in ast_dp_set_enable()
221 	drm_WARN_ON(dev, !__ast_dp_wait_enable(ast, enabled));  in ast_dp_set_enable()
226 	struct ast_device *ast = to_ast_device(crtc->dev);  in ast_dp_set_mode()  local
292 	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xE0, ASTDP_AND_CLEAR_MASK,  in ast_dp_set_mode()
294 	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xE1, ASTDP_AND_CLEAR_MASK, ASTDP_MISC1);  in ast_dp_set_mode()
295 	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xE2, ASTDP_AND_CLEAR_MASK, ModeIdx);  in ast_dp_set_mode()
298 static void ast_wait_for_vretrace(struct ast_device *ast)  in ast_wait_for_vretrace()  argument
304 		vgair1 = ast_io_read8(ast, AST_IO_VGAIR1_R);  in ast_wait_for_vretrace()
330 	struct ast_device *ast = to_ast_device(encoder->dev);  in ast_astdp_encoder_helper_atomic_enable()  local
331 	struct ast_connector *ast_connector = &ast->output.astdp.connector;  in ast_astdp_encoder_helper_atomic_enable()
334 		ast_dp_set_phy_sleep(ast, false);  in ast_astdp_encoder_helper_atomic_enable()
335 		ast_dp_link_training(ast);  in ast_astdp_encoder_helper_atomic_enable()
337 		ast_wait_for_vretrace(ast);  in ast_astdp_encoder_helper_atomic_enable()
338 		ast_dp_set_enable(ast, true);  in ast_astdp_encoder_helper_atomic_enable()
345 	struct ast_device *ast = to_ast_device(encoder->dev);  in ast_astdp_encoder_helper_atomic_disable()  local
347 	ast_dp_set_enable(ast, false);  in ast_astdp_encoder_helper_atomic_disable()
348 	ast_dp_set_phy_sleep(ast, true);  in ast_astdp_encoder_helper_atomic_disable()
367 		struct ast_device *ast = to_ast_device(connector->dev);  in ast_astdp_connector_helper_get_modes()  local
370 		drm_edid = drm_edid_read_custom(connector, ast_astdp_read_edid_block, ast);  in ast_astdp_connector_helper_get_modes()
395 	struct ast_device *ast = to_ast_device(connector->dev);  in ast_astdp_connector_helper_detect_ctx()  local
399 	mutex_lock(&ast->modeset_lock);  in ast_astdp_connector_helper_detect_ctx()
401 	phy_sleep = ast_dp_get_phy_sleep(ast);  in ast_astdp_connector_helper_detect_ctx()
403 		ast_dp_set_phy_sleep(ast, false);  in ast_astdp_connector_helper_detect_ctx()
405 	if (ast_astdp_is_connected(ast))  in ast_astdp_connector_helper_detect_ctx()
409 		ast_dp_set_phy_sleep(ast, true);  in ast_astdp_connector_helper_detect_ctx()
411 	mutex_unlock(&ast->modeset_lock);  in ast_astdp_connector_helper_detect_ctx()
437 int ast_astdp_output_init(struct ast_device *ast)  in ast_astdp_output_init()  argument
439 	struct drm_device *dev = &ast->base;  in ast_astdp_output_init()
440 	struct drm_crtc *crtc = &ast->crtc;  in ast_astdp_output_init()
448 	encoder = &ast->output.astdp.encoder;  in ast_astdp_output_init()
459 	ast_connector = &ast->output.astdp.connector;  in ast_astdp_output_init()