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

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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: Lucas De Marchi <lucas.demarchi@intel.com>
Link: https://lore.kernel.org/r/20230419213703.3993439-1-matthew.d.roper@intel.com
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
This commit is contained in:
Matt Roper
2023-04-19 14:37:02 -07:00
committed by Rodrigo Vivi
parent a2db319211
commit 5737f74e29
1 changed files with 17 additions and 0 deletions
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drivers/gpu/drm/xe/xe_step.c
+17
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@@ -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);