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6127b3bcd33299cdebb79ffcc9c9ca135eaf763e
linux/drivers/gpu/drm
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Juston Li 6127b3bcd3 drm/i915/pxp: don't start pxp without mei_pxp bind 
pxp will not start correctly until after mei_pxp bind completes and
intel_pxp_init_hw() is called.
Wait for the bind to complete before proceeding with startup.

This fixes a race condition during bootup where we observed a small
window for pxp commands to be sent, starting pxp before mei_pxp bind
completed.

Changes since v2:
- wait for pxp_component to bind instead of returning -EAGAIN (Daniele)

Changes since v1:
- check pxp_component instead of pxp_component_added (Daniele)
- pxp_component needs tee_mutex (Daniele)
- return -EAGAIN so caller knows to retry (Daniele)

Signed-off-by: Juston Li <justonli@chromium.org>
Reviewed-by: Andrzej Hajda <andrzej.hajda@intel.com>
Signed-off-by: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220818174205.2412730-1-justonli@chromium.org
2022-08-25 15:58:09 -07:00
..
amd
drm/amdgpu: Use TTM builtin resource manager debugfs code
2022-04-20 21:06:02 -04:00
arm
drm: mali-dp: potential dereference of null pointer
2022-04-11 18:30:18 +01:00
armada
Merge tag 'driver-core-5.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core
2022-03-28 12:41:28 -07:00
aspeed
drm/aspeed: Add AST2600 chip support
2022-03-03 09:08:35 +10:30
ast
Merge tag 'drm-misc-next-2022-02-23' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
2022-02-25 05:50:18 +10:00
atmel-hlcdc
drm/atmel-hlcdc: Use drm_module_platform_driver() to register the driver
2022-01-27 19:15:46 +01:00
bridge
drm: bridge: icn6211: Add DSI lane count DT property parsing
2022-04-19 19:18:20 +02:00
dp
Merge drm/drm-next into drm-misc-next
2022-04-18 20:46:55 +01:00
etnaviv
dma-buf: specify usage while adding fences to dma_resv obj v7
2022-04-07 12:53:53 +02:00
exynos
Merge drm/drm-next into drm-misc-next
2022-04-05 11:06:58 +02:00
fsl-dcu
drm/fsl-dcu: Use drm_module_platform_driver() to register the driver
2022-01-27 19:15:46 +01:00
gma500
drm/gma500: fix a potential repeat execution in psb_driver_load
2022-04-20 09:11:01 +02:00
gud
dma-buf-map: Rename to iosys-map
2022-02-07 16:35:35 -08:00
hisilicon
Merge tag 'driver-core-5.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core
2022-03-28 12:41:28 -07:00
hyperv
Merge tag 'drm-misc-next-2022-02-23' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
2022-02-25 05:50:18 +10:00
i2c
…
i810
drm: IRQ midlayer is now legacy
2021-08-10 20:14:01 +02:00
i915
drm/i915/pxp: don't start pxp without mei_pxp bind
2022-08-25 15:58:09 -07:00
imx
Merge tag 'drm-misc-next-2022-04-07' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
2022-04-12 17:44:27 +10:00
ingenic
drm/ingenic: Add dw-hdmi driver specialization for jz4780
2022-04-11 16:04:39 +01:00
kmb
Merge tag 'drm-misc-next-2022-02-23' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
2022-02-25 05:50:18 +10:00
lib
drm/selftests: add drm buddy alloc range testcase
2022-02-23 10:44:43 +01:00
lima
dma-buf: specify usage while adding fences to dma_resv obj v7
2022-04-07 12:53:53 +02:00
mcde
Merge drm/drm-next into drm-misc-next
2022-04-05 11:06:58 +02:00
mediatek
Merge drm/drm-next into drm-misc-next
2022-04-05 11:06:58 +02:00
meson
Merge drm/drm-next into drm-misc-next
2022-04-05 11:06:58 +02:00
mga
drm/mga/mga_ioc32: Use struct_group() for memcpy() region
2021-09-25 08:20:48 -07:00
mgag200
Merge tag 'drm-next-2022-03-24' of git://anongit.freedesktop.org/drm/drm
2022-03-24 16:19:43 -07:00
msm
dma-buf: specify usage while adding fences to dma_resv obj v7
2022-04-07 12:53:53 +02:00
mxsfb
Merge tag 'drm-misc-next-2022-02-23' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
2022-02-25 05:50:18 +10:00
nouveau
Merge drm/drm-next into drm-misc-next
2022-04-18 20:46:55 +01:00
omapdrm
Merge drm/drm-next into drm-misc-next
2022-04-05 11:06:58 +02:00
panel
Merge drm/drm-next into drm-misc-next
2022-04-18 20:46:55 +01:00
panfrost
dma-buf: specify usage while adding fences to dma_resv obj v7
2022-04-07 12:53:53 +02:00
pl111
drm: Remove CONFIG_DRM_KMS_CMA_HELPER option
2021-11-30 11:10:03 +01:00
qxl
drm/qxl: Use TTM builtin resource manager debugfs code
2022-04-20 21:06:02 -04:00
r128
BackMerge tag 'v5.15-rc7' into drm-next
2021-10-28 14:59:38 +10:00
radeon
drm/radeon: Use TTM builtin resource manager debugfs code
2022-04-20 21:06:02 -04:00
rcar-du
Merge tag 'drm-misc-next-2022-03-03' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
2022-03-04 13:41:57 +10:00
rockchip
Merge tag 'driver-core-5.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core
2022-03-28 12:41:28 -07:00
savage
…
scheduler
dma-buf: add enum dma_resv_usage v4
2022-04-07 12:53:53 +02:00
selftests
Merge drm/drm-next into drm-misc-next
2022-04-05 11:06:58 +02:00
shmobile
drm/shmobile: Use drm_module_platform_driver() to register the driver
2022-01-27 19:15:47 +01:00
sis
…
solomon
drm/solomon: Add SSD130x OLED displays SPI support
2022-04-20 18:48:17 +02:00
sprd
Merge tag 'driver-core-5.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core
2022-03-28 12:41:28 -07:00
sti
drm/sti: fix typos in comments
2022-04-07 11:31:52 +02:00
stm
stm: ltdc: fix two incorrect NULL checks on list iterator
2022-04-07 10:26:59 +02:00
sun4i
drm: bridge: dw_hdmi: add reset function for PHY GEN1
2022-04-19 18:19:03 +02:00
tdfx
…
tegra
Merge tag 'drm-misc-next-2022-03-03' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
2022-03-04 13:41:57 +10:00
tidss
drm/tidss: Soft Reset DISPC on startup
2022-04-19 15:09:45 +03:00
tilcdc
tilcdc: tilcdc_external: fix an incorrect NULL check on list iterator
2022-03-29 13:58:58 +03:00
tiny
Merge drm/drm-next into drm-misc-next
2022-04-05 11:06:58 +02:00
ttm
drm/ttm: Add common debugfs code for resource managers
2022-04-20 21:06:01 -04:00
tve200
drm/tve200: Use drm_module_platform_driver() to register the driver
2022-01-27 19:15:48 +01:00
udl
dma-buf-map: Rename to iosys-map
2022-02-07 16:35:35 -08:00
v3d
dma-buf: specify usage while adding fences to dma_resv obj v7
2022-04-07 12:53:53 +02:00
vboxvideo
Merge tag 'drm-misc-next-2022-02-23' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
2022-02-25 05:50:18 +10:00
vc4
drm/vc4: kms: Improve logging
2022-04-08 13:38:07 +02:00
vgem
dma-buf: specify usage while adding fences to dma_resv obj v7
2022-04-07 12:53:53 +02:00
via
drm: IRQ midlayer is now legacy
2021-08-10 20:14:01 +02:00
virtio
dma-buf: specify usage while adding fences to dma_resv obj v7
2022-04-07 12:53:53 +02:00
vkms
Merge tag 'drm-intel-gt-next-2022-02-17' of git://anongit.freedesktop.org/drm/drm-intel into drm-intel-next
2022-02-23 15:03:51 -05:00
vmwgfx
drm/vmwgfx: Add debugfs entries for various ttm resource managers
2022-04-20 21:06:02 -04:00
xen
Merge tag 'for-linus-5.18-rc1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip
2022-03-28 14:32:39 -07:00
xlnx
Merge remote-tracking branch 'drm/drm-next' into drm-misc-next
2022-02-07 17:03:24 +01:00
drm_agpsupport.c
…
drm_aperture.c
drm: Fix typo in comments
2021-08-02 10:19:43 +02:00
drm_atomic_helper.c
drm: fix error found in some cases after the patch d1af5cd86997
2022-01-14 14:31:54 +01:00
drm_atomic_state_helper.c
drm/object: Add default color encoding and range value at reset
2022-02-25 17:57:14 +01:00
drm_atomic_uapi.c
Merge drm/drm-next into drm-misc-next
2022-04-05 11:06:58 +02:00
drm_atomic.c
drm/atomic: Add atomic_print_state to private objects
2022-03-31 10:19:45 +02:00
drm_auth.c
drm: get rid of DRM_DEBUG_* log calls in drm core, files drm_a*.c
2021-11-26 16:45:22 +01:00
drm_blend.c
drm/blend: fix typo in the comment
2022-03-16 09:36:13 +01:00
drm_bridge_connector.c
drm/bridge_connector: enable HPD by default if supported
2022-03-04 19:34:24 +00:00
drm_bridge.c
drm/bridge: Document the probe issue with MIPI-DSI bridges
2021-09-24 19:25:23 +02:00
drm_buddy.c
drm: add a check to verify the size alignment
2022-04-11 15:35:47 +02:00
drm_bufs.c
drm: Fix typo in comments
2021-08-02 10:19:43 +02:00
drm_cache.c
Merge tag 'drm-next-2022-03-24' of git://anongit.freedesktop.org/drm/drm
2022-03-24 16:19:43 -07:00
drm_client_modeset.c
drm: Convert open-coded yes/no strings to yesno()
2022-02-07 13:04:25 -08:00
drm_client.c
dma-buf-map: Rename to iosys-map
2022-02-07 16:35:35 -08:00
drm_color_mgmt.c
drm/docs: Document where the C8 color lut is stored
2022-01-25 09:36:20 +01:00
drm_connector.c
drm/vrr: Set VRR capable prop only if it is attached to connector
2022-03-01 11:37:21 -08:00
drm_context.c
…
drm_crtc_helper_internal.h
drm/dp: Move DP declarations into separate header file
2022-01-17 11:25:44 +01:00
drm_crtc_helper.c
drm: Use drm_mode_copy()
2022-04-12 09:27:20 +03:00
drm_crtc_internal.h
drm/connector: Add drm_connector_find_by_fwnode() function (v3)
2021-08-20 12:35:59 +02:00
drm_crtc.c
…
drm_damage_helper.c
drm: Fix typo in comments
2021-08-02 10:19:43 +02:00
drm_debugfs_crc.c
drm/doc: document how userspace should find out CRTC index
2021-06-10 19:14:47 +02:00
drm_debugfs.c
drm: Plumb debugfs_init through to panels
2022-02-15 15:25:18 -08:00
drm_displayid.c
…
drm_dma.c
…
drm_drv.c
drm: fix null-ptr-deref in drm_dev_init_release()
2021-10-14 21:39:02 +02:00
drm_dsc.c
drm/dp: Move public DisplayPort headers into dp/
2022-01-17 11:25:44 +01:00
drm_dumb_buffers.c
…
drm_edid_load.c
…
drm_edid.c
drm/edid: add EDID block count and size helpers
2022-04-14 16:52:01 +03:00
drm_encoder_slave.c
…
drm_encoder.c
…
drm_fb_cma_helper.c
drm: Add and export function drm_fb_cma_sync_non_coherent
2021-05-25 11:42:09 +01:00
drm_fb_helper.c
Merge tag 'drm-misc-next-2022-02-23' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
2022-02-25 05:50:18 +10:00
drm_file.c
drm: Fix typo in comments
2021-08-02 10:19:43 +02:00
drm_flip_work.c
…
drm_format_helper.c
drm/format_helper: fix a kernel-doc typo
2022-04-04 18:01:28 +02:00
drm_fourcc.c
drm/fourcc: Add packed 10bit YUV 4:2:0 format
2021-12-16 11:23:22 +01:00
drm_framebuffer.c
drm: introduce fb_modifiers_not_supported flag in mode_config
2022-01-31 21:45:23 +01:00
drm_gem_atomic_helper.c
dma-buf: add enum dma_resv_usage v4
2022-04-07 12:53:53 +02:00
drm_gem_cma_helper.c
Backmerge tag 'v5.17-rc6' into drm-next
2022-02-28 14:57:14 +10:00
drm_gem_framebuffer_helper.c
dma-buf-map: Rename to iosys-map
2022-02-07 16:35:35 -08:00
drm_gem_shmem_helper.c
Merge tag 'drm-misc-next-2022-02-23' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
2022-02-25 05:50:18 +10:00
drm_gem_ttm_helper.c
dma-buf-map: Rename to iosys-map
2022-02-07 16:35:35 -08:00
drm_gem_vram_helper.c
Merge drm/drm-next into drm-misc-next
2022-04-05 11:06:58 +02:00
drm_gem.c
dma-buf: add enum dma_resv_usage v4
2022-04-07 12:53:53 +02:00
drm_hashtab.c
drm: Declare hashtable as legacy
2021-11-30 09:41:28 +01:00
drm_hdcp.c
drm: Fix typo in comments
2021-08-02 10:19:43 +02:00
drm_internal.h
dma-buf-map: Rename to iosys-map
2022-02-07 16:35:35 -08:00
drm_ioc32.c
drm: Copy drm_wait_vblank to user before returning
2021-08-17 13:56:03 -04:00
drm_ioctl.c
drm: introduce fb_modifiers_not_supported flag in mode_config
2022-01-31 21:45:23 +01:00
drm_irq.c
drm: Build drm_irq.o only if CONFIG_DRM_LEGACY has been set
2021-10-22 16:20:12 +02:00
drm_kms_helper_common.c
drm/dp: Move DisplayPort helpers into separate helper module
2022-01-17 11:25:44 +01:00
drm_lease.c
drm/lease: allow empty leases
2021-10-01 15:55:47 +02:00
drm_legacy_misc.c
drm: IRQ midlayer is now legacy
2021-08-10 20:14:01 +02:00
drm_legacy.h
drm: Declare hashtable as legacy
2021-11-30 09:41:28 +01:00
drm_lock.c
…
drm_managed.c
…
drm_memory.c
…
drm_mipi_dbi.c
dma-buf-map: Rename to iosys-map
2022-02-07 16:35:35 -08:00
drm_mipi_dsi.c
drm/mipi-dsi: Create devm device attachment
2021-09-24 19:25:33 +02:00
drm_mm.c
lib/stackdepot: allow optional init and stack_table allocation by kvmalloc()
2022-01-22 08:33:37 +02:00
drm_mode_config.c
…
drm_mode_object.c
drm/object: Add drm_object_property_get_default_value() function
2022-02-25 17:55:42 +01:00
drm_modes.c
drm: Use drm_mode_init() for on-stack modes
2022-04-12 09:26:08 +03:00
drm_modeset_helper.c
…
drm_modeset_lock.c
lib/stackdepot: allow optional init and stack_table allocation by kvmalloc()
2022-01-22 08:33:37 +02:00
drm_nomodeset.c
drm: Fix build error caused by missing drm_nomodeset.o
2021-11-27 21:05:58 +01:00
drm_of.c
Merge tag 'drm-misc-next-fixes-2022-04-07' of git://anongit.freedesktop.org/drm/drm-misc into drm-fixes
2022-04-08 09:13:38 +10:00
drm_panel_orientation_quirks.c
Merge drm/drm-next into drm-intel-next
2022-01-31 13:19:33 -05:00
drm_panel.c
drm/dp: Move panel DP AUX backlight support to drm_dp_helper
2021-07-13 06:38:37 -07:00
drm_pci.c
drm: Mark IRQ_BUSID ioctl as legacy
2021-05-17 21:19:48 +02:00
drm_plane_helper.c
drm/plane-helper: fix uninitialized variable reference
2021-10-07 12:24:44 +02:00
drm_plane.c
drm: add support modifiers for drivers whose planes only support linear layout
2022-01-31 21:45:24 +01:00
drm_prime.c
dma-buf-map: Rename to iosys-map
2022-02-07 16:35:35 -08:00
drm_print.c
isystem: ship and use stdarg.h
2021-08-19 09:02:55 +09:00
drm_privacy_screen_x86.c
Merge tag 'drm-misc-next-2022-01-27' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
2022-02-01 19:02:41 +10:00
drm_privacy_screen.c
Merge tag 'drm-misc-next-2022-02-23' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
2022-02-25 05:50:18 +10:00
drm_probe_helper.c
drm/probe-helper: use drm_kms_helper_connector_hotplug_event
2021-11-02 14:27:14 +01:00
drm_property.c
drm: property: Replace strncpy() with strscpy_pad()
2021-10-07 05:42:13 +03:00
drm_rect.c
…
drm_scatter.c
…
drm_scdc_helper.c
drm: Fix typo in comments
2021-08-02 10:19:43 +02:00
drm_self_refresh_helper.c
…
drm_simple_kms_helper.c
drm/simple-kms: Support custom CRTC state
2021-08-08 20:14:08 +02:00
drm_syncobj.c
drm/syncobj: flatten dma_fence_chains on transfer
2022-02-11 11:30:01 +01:00
drm_sysfs.c
drm/sysfs: introduce drm_sysfs_connector_hotplug_event
2021-11-02 14:27:06 +01:00
drm_trace_points.c
…
drm_trace.h
…
drm_vblank_work.c
…
drm_vblank.c
drm: Use drm_mode_copy()
2022-04-12 09:27:20 +03:00
drm_vm.c
…
drm_vma_manager.c
drm: Fix typo in comments
2021-08-02 10:19:43 +02:00
drm_writeback.c
…
Kconfig
drm/amdgpu: add drm buddy support to amdgpu
2022-04-08 12:58:15 +02:00
Makefile
drm: Add driver for Solomon SSD130x OLED displays
2022-02-16 13:29:04 +01:00