[Intel-xe] [RFC PATCH 4/4] drm/xe: Add function pointers for all supported platforms

Francois Dugast francois.dugast at intel.com
Fri Mar 3 14:50:15 UTC 2023


This patch extend the function pointers to all supported platform
by pointing when possible to an existing implementation of
setup_private_ppat rather than duplicating code.

Signed-off-by: Francois Dugast <francois.dugast at intel.com>
---
 drivers/gpu/drm/xe/Makefile           |  5 +++++
 drivers/gpu/drm/xe/xe_device.c        | 15 +++++++++++++++
 drivers/gpu/drm/xe/xe_platform.h      |  5 +++++
 drivers/gpu/drm/xe/xe_platform_adlp.c | 18 ++++++++++++++++++
 drivers/gpu/drm/xe/xe_platform_adls.c | 18 ++++++++++++++++++
 drivers/gpu/drm/xe/xe_platform_dg1.c  | 18 ++++++++++++++++++
 drivers/gpu/drm/xe/xe_platform_dg2.c  | 18 ++++++++++++++++++
 drivers/gpu/drm/xe/xe_platform_rkl.c  | 18 ++++++++++++++++++
 drivers/gpu/drm/xe/xe_platform_tgl.c  |  2 +-
 drivers/gpu/drm/xe/xe_platform_tgl.h  | 13 +++++++++++++
 10 files changed, 129 insertions(+), 1 deletion(-)
 create mode 100644 drivers/gpu/drm/xe/xe_platform_adlp.c
 create mode 100644 drivers/gpu/drm/xe/xe_platform_adls.c
 create mode 100644 drivers/gpu/drm/xe/xe_platform_dg1.c
 create mode 100644 drivers/gpu/drm/xe/xe_platform_dg2.c
 create mode 100644 drivers/gpu/drm/xe/xe_platform_rkl.c
 create mode 100644 drivers/gpu/drm/xe/xe_platform_tgl.h

diff --git a/drivers/gpu/drm/xe/Makefile b/drivers/gpu/drm/xe/Makefile
index c28831a10ae0..5124b9973522 100644
--- a/drivers/gpu/drm/xe/Makefile
+++ b/drivers/gpu/drm/xe/Makefile
@@ -72,8 +72,13 @@ xe-y += xe_bb.o \
 	xe_module.o \
 	xe_pci.o \
 	xe_pcode.o \
+	xe_platform_adlp.o \
+	xe_platform_adls.o \
+	xe_platform_dg1.o \
+	xe_platform_dg2.o \
 	xe_platform_mtl.o \
 	xe_platform_pvc.o \
+	xe_platform_rkl.o \
 	xe_platform_tgl.o \
 	xe_pm.o \
 	xe_preempt_fence.o \
diff --git a/drivers/gpu/drm/xe/xe_device.c b/drivers/gpu/drm/xe/xe_device.c
index f1f7a50d92c7..dfb391e285c4 100644
--- a/drivers/gpu/drm/xe/xe_device.c
+++ b/drivers/gpu/drm/xe/xe_device.c
@@ -266,9 +266,24 @@ int xe_device_probe(struct xe_device *xe)
 	case XE_TIGERLAKE:
 		tgl_set_funcs(xe);
 		break;
+	case XE_ROCKETLAKE:
+		rkl_set_funcs(xe);
+		break;
+	case XE_DG1:
+		dg1_set_funcs(xe);
+		break;
+	case XE_DG2:
+		dg2_set_funcs(xe);
+		break;
 	case XE_PVC:
 		pvc_set_funcs(xe);
 		break;
+	case XE_ALDERLAKE_S:
+		adls_set_funcs(xe);
+		break;
+	case XE_ALDERLAKE_P:
+		adlp_set_funcs(xe);
+		break;
 	case XE_METEORLAKE:
 		mtl_set_funcs(xe);
 		break;
diff --git a/drivers/gpu/drm/xe/xe_platform.h b/drivers/gpu/drm/xe/xe_platform.h
index f2bf48fac3f4..9aa35315d5bc 100644
--- a/drivers/gpu/drm/xe/xe_platform.h
+++ b/drivers/gpu/drm/xe/xe_platform.h
@@ -19,8 +19,13 @@ static inline void unsupported_platform_set_funcs(struct xe_device *xe)
 	xe->platform_funcs = &empty_funcs;
 }
 
+void adlp_set_funcs(struct xe_device *xe);
+void adls_set_funcs(struct xe_device *xe);
+void dg1_set_funcs(struct xe_device *xe);
+void dg2_set_funcs(struct xe_device *xe);
 void mtl_set_funcs(struct xe_device *xe);
 void pvc_set_funcs(struct xe_device *xe);
+void rkl_set_funcs(struct xe_device *xe);
 void tgl_set_funcs(struct xe_device *xe);
 
 #endif /* _XE_PLATFORM_H_ */
diff --git a/drivers/gpu/drm/xe/xe_platform_adlp.c b/drivers/gpu/drm/xe/xe_platform_adlp.c
new file mode 100644
index 000000000000..c20e04adf176
--- /dev/null
+++ b/drivers/gpu/drm/xe/xe_platform_adlp.c
@@ -0,0 +1,18 @@
+// SPDX-License-Identifier: MIT
+/*
+ * Copyright © 2021 Intel Corporation
+ */
+
+#include "xe_gt.h"
+#include "xe_gt_ppat.h"
+#include "xe_platform.h"
+#include "xe_platform_tgl.h"
+
+static const struct xe_platform_funcs adlp_funcs = {
+	.setup_private_ppat = tgl_setup_private_ppat,
+};
+
+void adlp_set_funcs(struct xe_device *xe)
+{
+	xe->platform_funcs = &adlp_funcs;
+}
diff --git a/drivers/gpu/drm/xe/xe_platform_adls.c b/drivers/gpu/drm/xe/xe_platform_adls.c
new file mode 100644
index 000000000000..daeb9dcd4b39
--- /dev/null
+++ b/drivers/gpu/drm/xe/xe_platform_adls.c
@@ -0,0 +1,18 @@
+// SPDX-License-Identifier: MIT
+/*
+ * Copyright © 2021 Intel Corporation
+ */
+
+#include "xe_gt.h"
+#include "xe_gt_ppat.h"
+#include "xe_platform.h"
+#include "xe_platform_tgl.h"
+
+static const struct xe_platform_funcs adls_funcs = {
+	.setup_private_ppat = tgl_setup_private_ppat,
+};
+
+void adls_set_funcs(struct xe_device *xe)
+{
+	xe->platform_funcs = &adls_funcs;
+}
diff --git a/drivers/gpu/drm/xe/xe_platform_dg1.c b/drivers/gpu/drm/xe/xe_platform_dg1.c
new file mode 100644
index 000000000000..cffb293e8d21
--- /dev/null
+++ b/drivers/gpu/drm/xe/xe_platform_dg1.c
@@ -0,0 +1,18 @@
+// SPDX-License-Identifier: MIT
+/*
+ * Copyright © 2021 Intel Corporation
+ */
+
+#include "xe_gt.h"
+#include "xe_gt_ppat.h"
+#include "xe_platform.h"
+#include "xe_platform_tgl.h"
+
+static const struct xe_platform_funcs dg1_funcs = {
+	.setup_private_ppat = tgl_setup_private_ppat,
+};
+
+void dg1_set_funcs(struct xe_device *xe)
+{
+	xe->platform_funcs = &dg1_funcs;
+}
diff --git a/drivers/gpu/drm/xe/xe_platform_dg2.c b/drivers/gpu/drm/xe/xe_platform_dg2.c
new file mode 100644
index 000000000000..e12859608abd
--- /dev/null
+++ b/drivers/gpu/drm/xe/xe_platform_dg2.c
@@ -0,0 +1,18 @@
+// SPDX-License-Identifier: MIT
+/*
+ * Copyright © 2021 Intel Corporation
+ */
+
+#include "xe_gt.h"
+#include "xe_gt_ppat.h"
+#include "xe_platform.h"
+#include "xe_platform_tgl.h"
+
+static const struct xe_platform_funcs dg2_funcs = {
+	.setup_private_ppat = tgl_setup_private_ppat,
+};
+
+void dg2_set_funcs(struct xe_device *xe)
+{
+	xe->platform_funcs = &dg2_funcs;
+}
diff --git a/drivers/gpu/drm/xe/xe_platform_rkl.c b/drivers/gpu/drm/xe/xe_platform_rkl.c
new file mode 100644
index 000000000000..195402f4eb9c
--- /dev/null
+++ b/drivers/gpu/drm/xe/xe_platform_rkl.c
@@ -0,0 +1,18 @@
+// SPDX-License-Identifier: MIT
+/*
+ * Copyright © 2021 Intel Corporation
+ */
+
+#include "xe_gt.h"
+#include "xe_gt_ppat.h"
+#include "xe_platform.h"
+#include "xe_platform_tgl.h"
+
+static const struct xe_platform_funcs rkl_funcs = {
+	.setup_private_ppat = tgl_setup_private_ppat,
+};
+
+void rkl_set_funcs(struct xe_device *xe)
+{
+	xe->platform_funcs = &rkl_funcs;
+}
diff --git a/drivers/gpu/drm/xe/xe_platform_tgl.c b/drivers/gpu/drm/xe/xe_platform_tgl.c
index 616c20b97844..11d8f38147f2 100644
--- a/drivers/gpu/drm/xe/xe_platform_tgl.c
+++ b/drivers/gpu/drm/xe/xe_platform_tgl.c
@@ -9,7 +9,7 @@
 #include "xe_mmio.h"
 #include "xe_platform.h"
 
-static void tgl_setup_private_ppat(struct xe_gt *gt)
+void tgl_setup_private_ppat(struct xe_gt *gt)
 {
 	/* TGL doesn't support LLC or AGE settings */
 	xe_mmio_write32(gt, GEN12_PAT_INDEX(0).reg, GEN8_PPAT_WB);
diff --git a/drivers/gpu/drm/xe/xe_platform_tgl.h b/drivers/gpu/drm/xe/xe_platform_tgl.h
new file mode 100644
index 000000000000..babeb5c95334
--- /dev/null
+++ b/drivers/gpu/drm/xe/xe_platform_tgl.h
@@ -0,0 +1,13 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright © 2023 Intel Corporation
+ */
+
+#ifndef _XE_PLATFORM_TGL_H_
+#define _XE_PLATFORM_TGL_H_
+
+#include "xe_gt_types.h"
+
+void tgl_setup_private_ppat(struct xe_gt *gt);
+
+#endif /* _XE_PLATFORM_TGL_H_ */
-- 
2.25.1



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