From 5737f74e294775b9fa7fb07f80212c5bdffd5476 Mon Sep 17 00:00:00 2001
From: Matt Roper <matthew.d.roper@intel.com>
Date: Wed, 19 Apr 2023 14:37:02 -0700
Subject: [PATCH] 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: 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>
---
drivers/gpu/drm/xe/xe_step.c | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
diff --git a/drivers/gpu/drm/xe/xe_step.c b/drivers/gpu/drm/xe/xe_step.c
index ee927dfd3eb37..bcdb4601c2f6f 100644
--- a/drivers/gpu/drm/xe/xe_step.c
+++ b/drivers/gpu/drm/xe/xe_step.c
@@ -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);
--
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