[Intel-xe] [PATCH 1/3] drm/xe: Fold GEN11_MOCS_ENTRIES into gen12_mocs_desc

Matt Roper matthew.d.roper at intel.com
Fri Nov 17 18:19:28 UTC 2023


On Fri, Nov 17, 2023 at 09:40:47AM -0800, Lucas De Marchi wrote:
> GEN11_MOCS_ENTRIES datest back from importing the table from the i915

Typo in "dates."  Aside from that,

Reviewed-by: Matt Roper <matthew.d.roper at intel.com>

> module. The macro was used so the it could be maintained in a single
> place and platforms would just override with additional entries.
> 
> With the platforms supported by xe, each of them is just defining
> individual tables without re-using this define. Move it inside
> gen12_mocs_desc that is the only user.
> 
> Signed-off-by: Lucas De Marchi <lucas.demarchi at intel.com>
> ---
>  drivers/gpu/drm/xe/xe_mocs.c | 228 +++++++++++++++++------------------
>  1 file changed, 112 insertions(+), 116 deletions(-)
> 
> diff --git a/drivers/gpu/drm/xe/xe_mocs.c b/drivers/gpu/drm/xe/xe_mocs.c
> index 46e999257862..a072fbccc693 100644
> --- a/drivers/gpu/drm/xe/xe_mocs.c
> +++ b/drivers/gpu/drm/xe/xe_mocs.c
> @@ -149,123 +149,87 @@ struct xe_mocs_info {
>   *       For TGL/RKL, all the unspecified MOCS indexes are mapped to L3 UC.
>   */
>  
> -#define GEN11_MOCS_ENTRIES \
> -	/* Entries 0 and 1 are defined per-platform */ \
> -	/* Base - L3 + LLC */ \
> -	MOCS_ENTRY(2, \
> -		LE_3_WB | LE_TC_1_LLC | LE_LRUM(3), \
> -		L3_3_WB), \
> -	/* Base - Uncached */ \
> -	MOCS_ENTRY(3, \
> -		LE_1_UC | LE_TC_1_LLC, \
> -		L3_1_UC), \
> -	/* Base - L3 */ \
> -	MOCS_ENTRY(4, \
> -		LE_1_UC | LE_TC_1_LLC, \
> -		L3_3_WB), \
> -	/* Base - LLC */ \
> -	MOCS_ENTRY(5, \
> -		LE_3_WB | LE_TC_1_LLC | LE_LRUM(3), \
> -		L3_1_UC), \
> -	/* Age 0 - LLC */ \
> -	MOCS_ENTRY(6, \
> -		LE_3_WB | LE_TC_1_LLC | LE_LRUM(1), \
> -		L3_1_UC), \
> -	/* Age 0 - L3 + LLC */ \
> -	MOCS_ENTRY(7, \
> -		LE_3_WB | LE_TC_1_LLC | LE_LRUM(1), \
> -		L3_3_WB), \
> -	/* Age: Don't Chg. - LLC */ \
> -	MOCS_ENTRY(8, \
> -		LE_3_WB | LE_TC_1_LLC | LE_LRUM(2), \
> -		L3_1_UC), \
> -	/* Age: Don't Chg. - L3 + LLC */ \
> -	MOCS_ENTRY(9, \
> -		LE_3_WB | LE_TC_1_LLC | LE_LRUM(2), \
> -		L3_3_WB), \
> -	/* No AOM - LLC */ \
> -	MOCS_ENTRY(10, \
> -		LE_3_WB | LE_TC_1_LLC | LE_LRUM(3) | LE_AOM(1), \
> -		L3_1_UC), \
> -	/* No AOM - L3 + LLC */ \
> -	MOCS_ENTRY(11, \
> -		LE_3_WB | LE_TC_1_LLC | LE_LRUM(3) | LE_AOM(1), \
> -		L3_3_WB), \
> -	/* No AOM; Age 0 - LLC */ \
> -	MOCS_ENTRY(12, \
> -		LE_3_WB | LE_TC_1_LLC | LE_LRUM(1) | LE_AOM(1), \
> -		L3_1_UC), \
> -	/* No AOM; Age 0 - L3 + LLC */ \
> -	MOCS_ENTRY(13, \
> -		LE_3_WB | LE_TC_1_LLC | LE_LRUM(1) | LE_AOM(1), \
> -		L3_3_WB), \
> -	/* No AOM; Age:DC - LLC */ \
> -	MOCS_ENTRY(14, \
> -		LE_3_WB | LE_TC_1_LLC | LE_LRUM(2) | LE_AOM(1), \
> -		L3_1_UC), \
> -	/* No AOM; Age:DC - L3 + LLC */ \
> -	MOCS_ENTRY(15, \
> -		LE_3_WB | LE_TC_1_LLC | LE_LRUM(2) | LE_AOM(1), \
> -		L3_3_WB), \
> -	/* Self-Snoop - L3 + LLC */ \
> -	MOCS_ENTRY(18, \
> -		LE_3_WB | LE_TC_1_LLC | LE_LRUM(3) | LE_SSE(3), \
> -		L3_3_WB), \
> -	/* Skip Caching - L3 + LLC(12.5%) */ \
> -	MOCS_ENTRY(19, \
> -		LE_3_WB | LE_TC_1_LLC | LE_LRUM(3) | LE_SCC(7), \
> -		L3_3_WB), \
> -	/* Skip Caching - L3 + LLC(25%) */ \
> -	MOCS_ENTRY(20, \
> -		LE_3_WB | LE_TC_1_LLC | LE_LRUM(3) | LE_SCC(3), \
> -		L3_3_WB), \
> -	/* Skip Caching - L3 + LLC(50%) */ \
> -	MOCS_ENTRY(21, \
> -		LE_3_WB | LE_TC_1_LLC | LE_LRUM(3) | LE_SCC(1), \
> -		L3_3_WB), \
> -	/* Skip Caching - L3 + LLC(75%) */ \
> -	MOCS_ENTRY(22, \
> -		LE_3_WB | LE_TC_1_LLC | LE_LRUM(3) | LE_RSC(1) | LE_SCC(3), \
> -		L3_3_WB), \
> -	/* Skip Caching - L3 + LLC(87.5%) */ \
> -	MOCS_ENTRY(23, \
> -		LE_3_WB | LE_TC_1_LLC | LE_LRUM(3) | LE_RSC(1) | LE_SCC(7), \
> -		L3_3_WB), \
> -	/* HW Reserved - SW program but never use */ \
> -	MOCS_ENTRY(62, \
> -		LE_3_WB | LE_TC_1_LLC | LE_LRUM(3), \
> -		L3_1_UC), \
> -	/* HW Reserved - SW program but never use */ \
> -	MOCS_ENTRY(63, \
> -		LE_3_WB | LE_TC_1_LLC | LE_LRUM(3), \
> -		L3_1_UC)
> -
> -static const struct xe_mocs_entry dg1_mocs_desc[] = {
> -	/* UC */
> -	MOCS_ENTRY(1, 0, L3_1_UC),
> -	/* WB - L3 */
> -	MOCS_ENTRY(5, 0, L3_3_WB),
> -	/* WB - L3 50% */
> -	MOCS_ENTRY(6, 0, L3_ESC(1) | L3_SCC(1) | L3_3_WB),
> -	/* WB - L3 25% */
> -	MOCS_ENTRY(7, 0, L3_ESC(1) | L3_SCC(3) | L3_3_WB),
> -	/* WB - L3 12.5% */
> -	MOCS_ENTRY(8, 0, L3_ESC(1) | L3_SCC(7) | L3_3_WB),
> -
> -	/* HDC:L1 + L3 */
> -	MOCS_ENTRY(48, 0, L3_3_WB),
> -	/* HDC:L1 */
> -	MOCS_ENTRY(49, 0, L3_1_UC),
> -
> -	/* HW Reserved */
> -	MOCS_ENTRY(60, 0, L3_1_UC),
> -	MOCS_ENTRY(61, 0, L3_1_UC),
> -	MOCS_ENTRY(62, 0, L3_1_UC),
> -	MOCS_ENTRY(63, 0, L3_1_UC),
> -};
> -
>  static const struct xe_mocs_entry gen12_mocs_desc[] = {
> -	GEN11_MOCS_ENTRIES,
> +	/* Base - L3 + LLC */
> +	MOCS_ENTRY(2,
> +		   LE_3_WB | LE_TC_1_LLC | LE_LRUM(3),
> +		   L3_3_WB),
> +	/* Base - Uncached */
> +	MOCS_ENTRY(3,
> +		   LE_1_UC | LE_TC_1_LLC,
> +		   L3_1_UC),
> +	/* Base - L3 */
> +	MOCS_ENTRY(4,
> +		   LE_1_UC | LE_TC_1_LLC,
> +		   L3_3_WB),
> +	/* Base - LLC */
> +	MOCS_ENTRY(5,
> +		   LE_3_WB | LE_TC_1_LLC | LE_LRUM(3),
> +		   L3_1_UC),
> +	/* Age 0 - LLC */
> +	MOCS_ENTRY(6,
> +		   LE_3_WB | LE_TC_1_LLC | LE_LRUM(1),
> +		   L3_1_UC),
> +	/* Age 0 - L3 + LLC */
> +	MOCS_ENTRY(7,
> +		   LE_3_WB | LE_TC_1_LLC | LE_LRUM(1),
> +		   L3_3_WB),
> +	/* Age: Don't Chg. - LLC */
> +	MOCS_ENTRY(8,
> +		   LE_3_WB | LE_TC_1_LLC | LE_LRUM(2),
> +		   L3_1_UC),
> +	/* Age: Don't Chg. - L3 + LLC */
> +	MOCS_ENTRY(9,
> +		   LE_3_WB | LE_TC_1_LLC | LE_LRUM(2),
> +		   L3_3_WB),
> +	/* No AOM - LLC */
> +	MOCS_ENTRY(10,
> +		   LE_3_WB | LE_TC_1_LLC | LE_LRUM(3) | LE_AOM(1),
> +		   L3_1_UC),
> +	/* No AOM - L3 + LLC */
> +	MOCS_ENTRY(11,
> +		   LE_3_WB | LE_TC_1_LLC | LE_LRUM(3) | LE_AOM(1),
> +		   L3_3_WB),
> +	/* No AOM; Age 0 - LLC */
> +	MOCS_ENTRY(12,
> +		   LE_3_WB | LE_TC_1_LLC | LE_LRUM(1) | LE_AOM(1),
> +		   L3_1_UC),
> +	/* No AOM; Age 0 - L3 + LLC */
> +	MOCS_ENTRY(13,
> +		   LE_3_WB | LE_TC_1_LLC | LE_LRUM(1) | LE_AOM(1),
> +		   L3_3_WB),
> +	/* No AOM; Age:DC - LLC */
> +	MOCS_ENTRY(14,
> +		   LE_3_WB | LE_TC_1_LLC | LE_LRUM(2) | LE_AOM(1),
> +		   L3_1_UC),
> +	/* No AOM; Age:DC - L3 + LLC */
> +	MOCS_ENTRY(15,
> +		   LE_3_WB | LE_TC_1_LLC | LE_LRUM(2) | LE_AOM(1),
> +		   L3_3_WB),
> +	/* Self-Snoop - L3 + LLC */
> +	MOCS_ENTRY(18,
> +		   LE_3_WB | LE_TC_1_LLC | LE_LRUM(3) | LE_SSE(3),
> +		   L3_3_WB),
> +	/* Skip Caching - L3 + LLC(12.5%) */
> +	MOCS_ENTRY(19,
> +		   LE_3_WB | LE_TC_1_LLC | LE_LRUM(3) | LE_SCC(7),
> +		   L3_3_WB),
> +	/* Skip Caching - L3 + LLC(25%) */
> +	MOCS_ENTRY(20,
> +		   LE_3_WB | LE_TC_1_LLC | LE_LRUM(3) | LE_SCC(3),
> +		   L3_3_WB),
> +	/* Skip Caching - L3 + LLC(50%) */
> +	MOCS_ENTRY(21,
> +		   LE_3_WB | LE_TC_1_LLC | LE_LRUM(3) | LE_SCC(1),
> +		   L3_3_WB),
> +	/* Skip Caching - L3 + LLC(75%) */
> +	MOCS_ENTRY(22,
> +		   LE_3_WB | LE_TC_1_LLC | LE_LRUM(3) | LE_RSC(1) | LE_SCC(3),
> +		   L3_3_WB),
> +	/* Skip Caching - L3 + LLC(87.5%) */
> +	MOCS_ENTRY(23,
> +		   LE_3_WB | LE_TC_1_LLC | LE_LRUM(3) | LE_RSC(1) | LE_SCC(7),
> +		   L3_3_WB),
>  	/* Implicitly enable L1 - HDC:L1 + L3 + LLC */
>  	MOCS_ENTRY(48,
>  		   LE_3_WB | LE_TC_1_LLC | LE_LRUM(3),
> @@ -290,6 +254,38 @@ static const struct xe_mocs_entry gen12_mocs_desc[] = {
>  	MOCS_ENTRY(61,
>  		   LE_1_UC | LE_TC_1_LLC,
>  		   L3_3_WB),
> +	/* HW Reserved - SW program but never use */
> +	MOCS_ENTRY(62,
> +		   LE_3_WB | LE_TC_1_LLC | LE_LRUM(3),
> +		   L3_1_UC),
> +	/* HW Reserved - SW program but never use */
> +	MOCS_ENTRY(63,
> +		   LE_3_WB | LE_TC_1_LLC | LE_LRUM(3),
> +		   L3_1_UC)
> +};
> +
> +static const struct xe_mocs_entry dg1_mocs_desc[] = {
> +	/* UC */
> +	MOCS_ENTRY(1, 0, L3_1_UC),
> +	/* WB - L3 */
> +	MOCS_ENTRY(5, 0, L3_3_WB),
> +	/* WB - L3 50% */
> +	MOCS_ENTRY(6, 0, L3_ESC(1) | L3_SCC(1) | L3_3_WB),
> +	/* WB - L3 25% */
> +	MOCS_ENTRY(7, 0, L3_ESC(1) | L3_SCC(3) | L3_3_WB),
> +	/* WB - L3 12.5% */
> +	MOCS_ENTRY(8, 0, L3_ESC(1) | L3_SCC(7) | L3_3_WB),
> +
> +	/* HDC:L1 + L3 */
> +	MOCS_ENTRY(48, 0, L3_3_WB),
> +	/* HDC:L1 */
> +	MOCS_ENTRY(49, 0, L3_1_UC),
> +
> +	/* HW Reserved */
> +	MOCS_ENTRY(60, 0, L3_1_UC),
> +	MOCS_ENTRY(61, 0, L3_1_UC),
> +	MOCS_ENTRY(62, 0, L3_1_UC),
> +	MOCS_ENTRY(63, 0, L3_1_UC),
>  };
>  
>  static const struct xe_mocs_entry dg2_mocs_desc[] = {
> -- 
> 2.40.1
> 

-- 
Matt Roper
Graphics Software Engineer
Linux GPU Platform Enablement
Intel Corporation


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