[PATCH] drm/i915/gvt: correct mask setting for CSFE_CHICKEN1

[Zhi Wang]

Thanks for the patch. BTW: Could you share some information about this 
conformance check test. It looks quite amazing. :)

Reviewed-by: Zhi Wang <zhi.a.wang at intel.com>

On 09/19/18 03:28, Xinyun Liu wrote:
> CSFE_CHICKEN1(0x20d4) needs access with mask. This is caught in AcrnGT
> conformance check test:
> 
> [drm:intel_gvt_vgpu_conformance_check]
> 	*ERROR* gvt: vgpu1 unconformance mmio 0x20d4:0x40004,0x4
> 
> Signed-off-by: Xinyun Liu <xinyun.liu at intel.com>
> ---
>   drivers/gpu/drm/i915/gvt/mmio_context.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/i915/gvt/mmio_context.c b/drivers/gpu/drm/i915/gvt/mmio_context.c
> index 10e63eea5492..36a5147cd01e 100644
> --- a/drivers/gpu/drm/i915/gvt/mmio_context.c
> +++ b/drivers/gpu/drm/i915/gvt/mmio_context.c
> @@ -131,7 +131,7 @@ static struct engine_mmio gen9_engine_mmio_list[] __cacheline_aligned = {
>   	{RCS, GAMT_CHKN_BIT_REG, 0x0, false}, /* 0x4ab8 */
>   
>   	{RCS, GEN9_GAMT_ECO_REG_RW_IA, 0x0, false}, /* 0x4ab0 */
> -	{RCS, GEN9_CSFE_CHICKEN1_RCS, 0x0, false}, /* 0x20d4 */
> +	{RCS, GEN9_CSFE_CHICKEN1_RCS, 0xffff, false}, /* 0x20d4 */
>   
>   	{RCS, GEN8_GARBCNTL, 0x0, false}, /* 0xb004 */
>   	{RCS, GEN7_FF_THREAD_MODE, 0x0, false}, /* 0x20a0 */
>