[PATCH 09/10] drm/ast: Gen7: Disable VGASR0[1] as on Gen4+

[Jocelyn Falempe]

On 02/07/2025 15:12, Thomas Zimmermann wrote:
> Set VGACRB6[5], which disables asynchronous sequencer resets via
> VGASR0[1]. This was most likely an oversight when adding support
> for Gen7. Aligns Gen7 with the earlier Gen4+.
> 

Thanks, it looks good to me.

Reviewed-by: Jocelyn Falempe <jfalempe at redhat.com>

> Signed-off-by: Thomas Zimmermann <tzimmermann at suse.de>
> ---
>   drivers/gpu/drm/ast/ast_2600.c | 1 +
>   1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/gpu/drm/ast/ast_2600.c b/drivers/gpu/drm/ast/ast_2600.c
> index f9b96c631d4c..a426a981949e 100644
> --- a/drivers/gpu/drm/ast/ast_2600.c
> +++ b/drivers/gpu/drm/ast/ast_2600.c
> @@ -60,6 +60,7 @@ void ast_2600_set_def_ext_reg(struct ast_device *ast)
>   
>   	/* Enable RAMDAC for A1 */
>   	reg = 0x04;
> +	reg |= 0x20;
>   	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xb6, 0xff, reg);
>   }
>