[PATCH v4 00/14] GSC support for XeHP SDV and DG2 platforms
From: Alexander Usyskin
Date: Wed Jun 29 2022 - 07:29:33 EST
Add GSC support for XeHP SDV and DG2 platforms.
The series includes changes for the mei driver:
- add ability to use polling instead of interrupts
- add ability to use extended timeouts
- setup extended operational memory for GSC
The series includes changes for the i915 driver:
- allocate extended operational memory for GSC
- GSC on XeHP SDV offsets and definitions
Greg KH, please review and ACK the MEI patches.
(The patch 13 is one that you asked to change in prev version)
We are pushing these patches through gfx tree as
the auxiliary device belongs there.
V2: rebase over merged DG1 series and DG2 enablement patch,
fix commit messages
V3: rebase over latest tip
V4: add missed changelog in pxp dbugfs patch
Alexander Usyskin (5):
drm/i915/gsc: add slow_fw flag to the mei auxiliary device
drm/i915/gsc: add slow_fw flag to the gsc device definition
drm/i915/gsc: add GSC XeHP SDV platform definition
mei: gsc: wait for reset thread on stop
mei: extend timeouts on slow devices.
Daniele Ceraolo Spurio (1):
HAX: drm/i915: force INTEL_MEI_GSC on for CI
Tomas Winkler (5):
mei: gsc: use polling instead of interrupts
mei: mkhi: add memory ready command
mei: gsc: setup gsc extended operational memory
mei: debugfs: add pxp mode to devstate in debugfs
drm/i915/gsc: allocate extended operational memory in LMEM
Vitaly Lubart (3):
drm/i915/gsc: skip irq initialization if using polling
mei: bus: export common mkhi definitions into a separate header
mei: gsc: add transition to PXP mode in resume flow
drivers/gpu/drm/i915/Kconfig.debug | 1 +
drivers/gpu/drm/i915/gt/intel_gsc.c | 119 +++++++++++++++++++++++++---
drivers/gpu/drm/i915/gt/intel_gsc.h | 3 +
drivers/misc/mei/bus-fixup.c | 105 ++++++++++++++++--------
drivers/misc/mei/client.c | 14 ++--
drivers/misc/mei/debugfs.c | 17 ++++
drivers/misc/mei/gsc-me.c | 77 +++++++++++++++---
drivers/misc/mei/hbm.c | 12 +--
drivers/misc/mei/hw-me-regs.h | 7 ++
drivers/misc/mei/hw-me.c | 116 ++++++++++++++++++++++-----
drivers/misc/mei/hw-me.h | 14 +++-
drivers/misc/mei/hw-txe.c | 2 +-
drivers/misc/mei/hw.h | 5 ++
drivers/misc/mei/init.c | 21 ++++-
drivers/misc/mei/main.c | 2 +-
drivers/misc/mei/mei_dev.h | 26 ++++++
drivers/misc/mei/mkhi.h | 57 +++++++++++++
drivers/misc/mei/pci-me.c | 2 +-
include/linux/mei_aux.h | 2 +
19 files changed, 511 insertions(+), 91 deletions(-)
create mode 100644 drivers/misc/mei/mkhi.h
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2.34.1