Add initial GSC support for DG1 and DG2.
Create mei-gscfi auxiliary device and add
support for device created by Xe to the mei-gsc driver.
This series intended to be merged intto Xe tree,
the only patch that touches char-misc is addition
of id and alias in mei-gsc.
Signed-off-by: Alexander Usyskin <[email protected]>
Vitaly Lubart (4):
drm/xe/gsc: add HECI2 register offsets
drm/xe/gsc: add has_heci_gscfi indication to device
drm/xe/gsc: add gsc device support
mei: gsc: add support for auxiliary device created by Xe driver
drivers/gpu/drm/xe/Kconfig | 1 +
drivers/gpu/drm/xe/Makefile | 1 +
drivers/gpu/drm/xe/regs/xe_regs.h | 4 +
drivers/gpu/drm/xe/xe_device_types.h | 3 +
drivers/gpu/drm/xe/xe_gt.c | 4 +
drivers/gpu/drm/xe/xe_gt_gsc.c | 218 +++++++++++++++++++++++++++
drivers/gpu/drm/xe/xe_gt_gsc.h | 36 +++++
drivers/gpu/drm/xe/xe_gt_types.h | 4 +
drivers/gpu/drm/xe/xe_irq.c | 11 +-
drivers/gpu/drm/xe/xe_pci.c | 9 +-
drivers/misc/mei/gsc-me.c | 5 +
11 files changed, 292 insertions(+), 4 deletions(-)
create mode 100644 drivers/gpu/drm/xe/xe_gt_gsc.c
create mode 100644 drivers/gpu/drm/xe/xe_gt_gsc.h
--
2.34.1
From: Vitaly Lubart <[email protected]>
Add support for gsc mei auxiliary device created by Xe driver
Signed-off-by: Vitaly Lubart <[email protected]>
Signed-off-by: Alexander Usyskin <[email protected]>
---
drivers/misc/mei/gsc-me.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/misc/mei/gsc-me.c b/drivers/misc/mei/gsc-me.c
index e63cabd0818d..63525778a4e0 100644
--- a/drivers/misc/mei/gsc-me.c
+++ b/drivers/misc/mei/gsc-me.c
@@ -292,6 +292,10 @@ static const struct auxiliary_device_id mei_gsc_id_table[] = {
.name = "i915.mei-gscfi",
.driver_data = MEI_ME_GSCFI_CFG,
},
+ {
+ .name = "xe.mei-gscfi",
+ .driver_data = MEI_ME_GSCFI_CFG,
+ },
{
/* sentinel */
}
@@ -312,4 +316,5 @@ module_auxiliary_driver(mei_gsc_driver);
MODULE_AUTHOR("Intel Corporation");
MODULE_ALIAS("auxiliary:i915.mei-gsc");
MODULE_ALIAS("auxiliary:i915.mei-gscfi");
+MODULE_ALIAS("auxiliary:xe.mei-gscfi");
MODULE_LICENSE("GPL");
--
2.34.1
From: Vitaly Lubart <[email protected]>
Mark support of MEI-GSC interaction per device.
Add has_heci_gscfi indication to xe_device and xe_pci structures.
Mark DG1 and DG2 devices as supported.
Signed-off-by: Vitaly Lubart <[email protected]>
Signed-off-by: Alexander Usyskin <[email protected]>
---
drivers/gpu/drm/xe/xe_device_types.h | 3 +++
drivers/gpu/drm/xe/xe_pci.c | 9 +++++++--
2 files changed, 10 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/xe/xe_device_types.h b/drivers/gpu/drm/xe/xe_device_types.h
index e4391c94e576..bac3d893b128 100644
--- a/drivers/gpu/drm/xe/xe_device_types.h
+++ b/drivers/gpu/drm/xe/xe_device_types.h
@@ -34,6 +34,7 @@ struct xe_ggtt;
#define GRAPHICS_VERx100(xe) ((xe)->info.graphics_verx100)
#define MEDIA_VERx100(xe) ((xe)->info.media_verx100)
#define IS_DGFX(xe) ((xe)->info.is_dgfx)
+#define HAS_HECI_GSCFI(xe) ((xe)->info.has_heci_gscfi)
#define XE_VRAM_FLAGS_NEED64K BIT(0)
@@ -242,6 +243,8 @@ struct xe_device {
u8 has_link_copy_engine:1;
/** @enable_display: display enabled */
u8 enable_display:1;
+ /** @has_heci_gscfi: device has heci gscfi */
+ u8 has_heci_gscfi:1;
#if IS_ENABLED(CONFIG_DRM_XE_DISPLAY)
const struct intel_display_device_info *display;
diff --git a/drivers/gpu/drm/xe/xe_pci.c b/drivers/gpu/drm/xe/xe_pci.c
index 60f3474844e2..dcbef397e03e 100644
--- a/drivers/gpu/drm/xe/xe_pci.c
+++ b/drivers/gpu/drm/xe/xe_pci.c
@@ -79,6 +79,7 @@ struct xe_device_desc {
u8 require_force_probe:1;
u8 is_dgfx:1;
u8 has_display:1;
+ u8 has_heci_gscfi:1;
u8 has_llc:1;
};
@@ -348,6 +349,7 @@ static const struct xe_device_desc dg1_desc = {
PLATFORM(XE_DG1),
.has_display = true,
.require_force_probe = true,
+ .has_heci_gscfi = 1,
};
static const u16 dg2_g10_ids[] = { XE_DG2_G10_IDS(NOP), XE_ATS_M150_IDS(NOP), 0 };
@@ -357,6 +359,7 @@ static const u16 dg2_g12_ids[] = { XE_DG2_G12_IDS(NOP), 0 };
#define DG2_FEATURES \
DGFX_FEATURES, \
PLATFORM(XE_DG2), \
+ .has_heci_gscfi = 1, \
.subplatforms = (const struct xe_subplatform_desc[]) { \
{ XE_SUBPLATFORM_DG2_G10, "G10", dg2_g10_ids }, \
{ XE_SUBPLATFORM_DG2_G11, "G11", dg2_g11_ids }, \
@@ -686,6 +689,7 @@ static int xe_info_init(struct xe_device *xe,
return -ENODEV;
xe->info.is_dgfx = desc->is_dgfx;
+ xe->info.has_heci_gscfi = desc->has_heci_gscfi;
xe->info.graphics_name = graphics_desc->name;
xe->info.media_name = media_desc ? media_desc->name : "none";
xe->info.has_llc = desc->has_llc;
@@ -830,7 +834,7 @@ static int xe_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
xe_display_info_init(xe);
- drm_dbg(&xe->drm, "%s %s %04x:%04x dgfx:%d gfx:%s (%d.%02d) media:%s (%d.%02d) display:%s dma_m_s:%d tc:%d",
+ drm_dbg(&xe->drm, "%s %s %04x:%04x dgfx:%d gfx:%s (%d.%02d) media:%s (%d.%02d) display:%s dma_m_s:%d tc:%d gscfi:%d",
desc->platform_name,
subplatform_desc ? subplatform_desc->name : "",
xe->info.devid, xe->info.revid,
@@ -842,7 +846,8 @@ static int xe_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
xe->info.media_verx100 / 100,
xe->info.media_verx100 % 100,
str_yes_no(xe->info.enable_display),
- xe->info.dma_mask_size, xe->info.tile_count);
+ xe->info.dma_mask_size, xe->info.tile_count,
+ xe->info.has_heci_gscfi);
drm_dbg(&xe->drm, "Stepping = (G:%s, M:%s, D:%s, B:%s)\n",
xe_step_name(xe->info.step.graphics),
--
2.34.1