diff options
| author | KuoHsiang Chou <kuohsiang_chou@aspeedtech.com> | 2022-01-17 16:36:43 +0800 |
|---|---|---|
| committer | Thomas Zimmermann <tzimmermann@suse.de> | 2022-01-19 16:13:49 +0100 |
| commit | bcc77411e8a65929655cef7b63a36000724cdc4b (patch) | |
| tree | 18155c20a56a2f5106d7060b94775a7c9f89fcd3 /drivers/gpu/drm/ast | |
| parent | 028a73e10705af1ffd51f2537460f616dc58680e (diff) | |
| download | linux-bcc77411e8a65929655cef7b63a36000724cdc4b.tar.gz linux-bcc77411e8a65929655cef7b63a36000724cdc4b.tar.bz2 linux-bcc77411e8a65929655cef7b63a36000724cdc4b.zip | |
drm/ast: Create threshold values for AST2600
The threshold value is used for AST2600 only.
Signed-off-by: KuoHsiang Chou <kuohsiang_chou@aspeedtech.com>
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20220117083643.41493-1-kuohsiang_chou@aspeedtech.com
Diffstat (limited to 'drivers/gpu/drm/ast')
| -rw-r--r-- | drivers/gpu/drm/ast/ast_mode.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/ast/ast_mode.c b/drivers/gpu/drm/ast/ast_mode.c index 44c2aafcb7c2..6fa8042a0dfd 100644 --- a/drivers/gpu/drm/ast/ast_mode.c +++ b/drivers/gpu/drm/ast/ast_mode.c @@ -471,7 +471,10 @@ static void ast_set_color_reg(struct ast_private *ast, static void ast_set_crtthd_reg(struct ast_private *ast) { /* Set Threshold */ - if (ast->chip == AST2300 || ast->chip == AST2400 || + if (ast->chip == AST2600) { + ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xa7, 0xe0); + ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xa6, 0xa0); + } else if (ast->chip == AST2300 || ast->chip == AST2400 || ast->chip == AST2500) { ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xa7, 0x78); ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xa6, 0x60); |