Commit 5737f74e authored by Matt Roper's avatar Matt Roper Committed by Rodrigo Vivi
Browse files

drm/xe/adlp: Add revid => step mapping 



Setup the mapping from PCI revid to IP stepping for ADL-P (and its RPL-P
subplatform) in case this information becomes important for implementing
workarounds.

Bspec: 55376
Reviewed-by: default avatarLucas De Marchi <lucas.demarchi@intel.com>
Link: https://lore.kernel.org/r/20230419213703.3993439-1-matthew.d.roper@intel.com


Signed-off-by: default avatarMatt Roper <matthew.d.roper@intel.com>
Signed-off-by: default avatarRodrigo Vivi <rodrigo.vivi@intel.com>
parent a2db3192

drivers/gpu/drm/xe/xe_step.c

+17 −0
Original line number Diff line number Diff line
@@ -60,6 +60,17 @@ static const struct xe_step_info adls_revids[] = { 
	[0xC] = { COMMON_GT_MEDIA_STEP(D0), .display = STEP_C0 },

};



static const struct xe_step_info adlp_revids[] = {

	[0x0] = { COMMON_GT_MEDIA_STEP(A0), .display = STEP_A0 },

	[0x4] = { COMMON_GT_MEDIA_STEP(B0), .display = STEP_B0 },

	[0x8] = { COMMON_GT_MEDIA_STEP(C0), .display = STEP_C0 },

	[0xC] = { COMMON_GT_MEDIA_STEP(C0), .display = STEP_D0 },

};



static const struct xe_step_info adlp_rpl_revids[] = {

	[0x4] = { COMMON_GT_MEDIA_STEP(C0), .display = STEP_E0 },

};



static const struct xe_step_info dg2_g10_revid_step_tbl[] = {

	[0x0] = { COMMON_GT_MEDIA_STEP(A0), .display = STEP_A0 },

	[0x1] = { COMMON_GT_MEDIA_STEP(A1), .display = STEP_A0 },
@@ -118,6 +129,12 @@ struct xe_step_info xe_step_get(struct xe_device *xe) 
	} else if (xe->info.subplatform == XE_SUBPLATFORM_DG2_G12) {

		revids = dg2_g12_revid_step_tbl;

		size = ARRAY_SIZE(dg2_g12_revid_step_tbl);

	} else if (xe->info.subplatform == XE_SUBPLATFORM_ADLP_RPLU) {

		revids = adlp_rpl_revids;

		size = ARRAY_SIZE(adlp_rpl_revids);

	} else if (xe->info.platform == XE_ALDERLAKE_P) {

		revids = adlp_revids;

		size = ARRAY_SIZE(adlp_revids);

	} else if (xe->info.platform == XE_ALDERLAKE_S) {

		revids = adls_revids;

		size = ARRAY_SIZE(adls_revids);