Commit bcc77411 authored by KuoHsiang Chou's avatar KuoHsiang Chou Committed by Thomas Zimmermann

drm/ast: Create threshold values for AST2600

The threshold value is used for AST2600 only.
Signed-off-by: default avatarKuoHsiang Chou <kuohsiang_chou@aspeedtech.com>
Signed-off-by: default avatarThomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20220117083643.41493-1-kuohsiang_chou@aspeedtech.com
parent 028a73e1
......@@ -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);
......
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