drm/ast: Enable the supporting of wide screen on AST2600

Enable the supporting of wide sscreen on AST2600, so that the resolution
of 16:9 and 16:10 are able to be selected on Display Settings.

Signed-off-by: KuoHsiang Chou <kuohsiang_chou@aspeedtech.com>
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20211229082749.5415-1-kuohsiang_chou@aspeedtech.com

diff --git a/drivers/gpu/drm/ast/ast_main.c b/drivers/gpu/drm/ast/ast_main.c
index 79a36186795542f40b72b5e1f2e82e834e3e30af..22e9e2d3c71abd6fd1f5f6b0d0e63dc309416b25 100644 (file)
--- a/drivers/gpu/drm/ast/ast_main.c
+++ b/drivers/gpu/drm/ast/ast_main.c
@@ -209,6 +209,8 @@ static int ast_detect_chip(struct drm_device *dev, bool *need_post)
                        if (ast->chip == AST2500 &&
                            scu_rev == 0x100)           /* ast2510 */
                                ast->support_wide_screen = true;
+                       if (ast->chip == AST2600)               /* ast2600 */
+                               ast->support_wide_screen = true;
                }
                break;
        }