diff options
| author | KuoHsiang Chou <kuohsiang_chou@aspeedtech.com> | 2022-01-17 16:36:43 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-06-14 18:41:51 +0200 |
| commit | e9993a9c6dc1274831e81ef4ff63ccccf1aa61d5 (patch) | |
| tree | 4e696fc65f985599f6f66b39011c585f07771bbe | |
| parent | 638556430658eca42501271edb38154264767ff5 (diff) | |
drm/ast: Create threshold values for AST2600
commit bcc77411e8a65929655cef7b63a36000724cdc4b upstream.
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
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -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 956c8982192b..ab52efb15670 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); |