[PATCH] drm/xe/vf: Disable CSC support on VF

[Michal Wajdeczko]

On 7/29/2025 2:34 PM, Lukasz Laguna wrote:
> CSC is not accessible by VF drivers, so disable its support flag on VF
> to prevent further initialization attempts.
> 
> Fixes: e02cea83d32d ("drm/xe/gsc: add Battlemage support")
> Signed-off-by: Lukasz Laguna <lukasz.laguna at intel.com>
> Cc: Alexander Usyskin <alexander.usyskin at intel.com>
> Cc: Michal Wajdeczko <michal.wajdeczko at intel.com>

Reviewed-by: Michal Wajdeczko <michal.wajdeczko at intel.com>

> ---
>  drivers/gpu/drm/xe/xe_device.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/gpu/drm/xe/xe_device.c b/drivers/gpu/drm/xe/xe_device.c
> index d04a0ae018e6..c754374f1a8d 100644
> --- a/drivers/gpu/drm/xe/xe_device.c
> +++ b/drivers/gpu/drm/xe/xe_device.c
> @@ -682,6 +682,7 @@ static void sriov_update_device_info(struct xe_device *xe)
>  	/* disable features that are not available/applicable to VFs */
>  	if (IS_SRIOV_VF(xe)) {
>  		xe->info.probe_display = 0;
> +		xe->info.has_heci_cscfi = 0;
>  		xe->info.has_heci_gscfi = 0;
>  		xe->info.skip_guc_pc = 1;
>  		xe->info.skip_pcode = 1;