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Message-Id: <20220525145754.25866-9-alyssa.rosenzweig@collabora.com>
Date: Wed, 25 May 2022 10:57:53 -0400
From: Alyssa Rosenzweig <alyssa.rosenzweig@...labora.com>
To: dri-devel@...ts.freedesktop.org
Cc: Rob Herring <robh@...nel.org>,
Tomeu Vizoso <tomeu.vizoso@...labora.com>,
Steven Price <steven.price@....com>,
Alyssa Rosenzweig <alyssa.rosenzweig@...labora.com>,
David Airlie <airlied@...ux.ie>,
Daniel Vetter <daniel@...ll.ch>,
NĂcolas F . R . A . Prado
<nfraprado@...labora.com>,
AngeloGioacchino Del Regno
<angelogioacchino.delregno@...labora.com>,
linux-kernel@...r.kernel.org
Subject: [PATCH v2 8/9] drm/panfrost: Add Mali-G57 "Natt" support
Add the features, issues, and GPU ID for Mali-G57, a first-generation
Valhall GPU. Other first- and second-generation Valhall GPUs should be
similar.
v2: Split out issue list for r0p0 from newer Natt GPUs, as TTRX_3485 was
fixed in r0p1. Unfortunately, MT8192 has a r0p0, so we do need to handle
TTRX_3485.
Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@...labora.com>
---
drivers/gpu/drm/panfrost/panfrost_features.h | 12 ++++++++++++
drivers/gpu/drm/panfrost/panfrost_gpu.c | 3 +++
drivers/gpu/drm/panfrost/panfrost_issues.h | 9 +++++++++
3 files changed, 24 insertions(+)
diff --git a/drivers/gpu/drm/panfrost/panfrost_features.h b/drivers/gpu/drm/panfrost/panfrost_features.h
index 1a8bdebc86a3..7ed0cd3ea2d4 100644
--- a/drivers/gpu/drm/panfrost/panfrost_features.h
+++ b/drivers/gpu/drm/panfrost/panfrost_features.h
@@ -106,6 +106,18 @@ enum panfrost_hw_feature {
BIT_ULL(HW_FEATURE_TLS_HASHING) | \
BIT_ULL(HW_FEATURE_3BIT_EXT_RW_L2_MMU_CONFIG))
+#define hw_features_g57 (\
+ BIT_ULL(HW_FEATURE_JOBCHAIN_DISAMBIGUATION) | \
+ BIT_ULL(HW_FEATURE_PWRON_DURING_PWROFF_TRANS) | \
+ BIT_ULL(HW_FEATURE_XAFFINITY) | \
+ BIT_ULL(HW_FEATURE_FLUSH_REDUCTION) | \
+ BIT_ULL(HW_FEATURE_PROTECTED_MODE) | \
+ BIT_ULL(HW_FEATURE_PROTECTED_DEBUG_MODE) | \
+ BIT_ULL(HW_FEATURE_COHERENCY_REG) | \
+ BIT_ULL(HW_FEATURE_AARCH64_MMU) | \
+ BIT_ULL(HW_FEATURE_IDVS_GROUP_SIZE) | \
+ BIT_ULL(HW_FEATURE_CLEAN_ONLY_SAFE))
+
static inline bool panfrost_has_hw_feature(struct panfrost_device *pfdev,
enum panfrost_hw_feature feat)
{
diff --git a/drivers/gpu/drm/panfrost/panfrost_gpu.c b/drivers/gpu/drm/panfrost/panfrost_gpu.c
index e1a6e763d0dc..6452e4e900dd 100644
--- a/drivers/gpu/drm/panfrost/panfrost_gpu.c
+++ b/drivers/gpu/drm/panfrost/panfrost_gpu.c
@@ -201,6 +201,9 @@ static const struct panfrost_model gpu_models[] = {
GPU_MODEL(g52, 0x7002),
GPU_MODEL(g31, 0x7003,
GPU_REV(g31, 1, 0)),
+
+ GPU_MODEL(g57, 0x9001,
+ GPU_REV(g57, 0, 0)),
};
static void panfrost_gpu_init_features(struct panfrost_device *pfdev)
diff --git a/drivers/gpu/drm/panfrost/panfrost_issues.h b/drivers/gpu/drm/panfrost/panfrost_issues.h
index 4d41e0a13867..c5fa9e897a35 100644
--- a/drivers/gpu/drm/panfrost/panfrost_issues.h
+++ b/drivers/gpu/drm/panfrost/panfrost_issues.h
@@ -258,6 +258,15 @@ enum panfrost_hw_issue {
#define hw_issues_g76 0
+#define hw_issues_g57 (\
+ BIT_ULL(HW_ISSUE_TTRX_2968_TTRX_3162) | \
+ BIT_ULL(HW_ISSUE_TTRX_3076))
+
+#define hw_issues_g57_r0p0 (\
+ BIT_ULL(HW_ISSUE_TTRX_2968_TTRX_3162) | \
+ BIT_ULL(HW_ISSUE_TTRX_3076) | \
+ BIT_ULL(HW_ISSUE_TTRX_3485))
+
static inline bool panfrost_has_hw_issue(const struct panfrost_device *pfdev,
enum panfrost_hw_issue issue)
{
--
2.35.1
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