Commit Graph

233 Commits

Author SHA1 Message Date
Daniel Vetter
b0548a245d drm/cirrus: Move to drm/tiny
Because it is. Huge congrats to everyone who made this kind of
refactoring happen!

Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Thomas Zimmermann <tzimmermann@suse.de>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Cc: Dave Airlie <airlied@redhat.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: virtualization@lists.linux-foundation.org
Link: https://patchwork.freedesktop.org/patch/msgid/20200415074034.175360-38-daniel.vetter@ffwll.ch
2020-04-28 16:05:15 +02:00
Randy Dunlap
9b6c80be97 drm: unbreak the DRM menu, broken by DRM_EXPORT_FOR_TESTS
Unbreak the DRM menu. This Kconfig symbol does not depend on DRM,
so the menu is broken at that point.

Move the symbol to a location in the Kconfig file so that it does
not break the dependency continuity.

Fixes: 6349120ddc ("drm: Move EXPORT_SYMBOL_FOR_TESTS_ONLY under a separate Kconfig")
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/04221997-79ba-f8a2-4f2d-3c3d9f5219bc@infradead.org
2020-03-06 11:15:43 +00:00
Jyri Sarha
32a1795f57 drm/tidss: New driver for TI Keystone platform Display SubSystem
This patch adds a new DRM driver for Texas Instruments DSS IPs used on
Texas Instruments Keystone K2G, AM65x, and J721e SoCs. The new DSS IP is
a major change to the older DSS IP versions, which are supported by
the omapdrm driver. While on higher level the Keystone DSS resembles
the older DSS versions, the registers are completely different and the
internal pipelines differ a lot.

DSS IP found on K2G is an "ultra-light" version, and has only a single
plane and a single output. The K3 DSS IPs are found on AM65x and J721E
SoCs. AM65x DSS has two video ports, one full video plane, and another
"lite" plane without scaling support. J721E has 4 video ports, 2 video
planes and 2 lite planes. AM65x DSS has also an integrated OLDI (LVDS)
output.

Version history:

v2: - rebased on top of drm-next-2019-11-27
    - sort all include lines in all files
    - remove all include <drm/drmP.h>
    - remove select "select VIDEOMODE_HELPERS"
    - call dispc_vp_setup() later in tidss_crtc_atomic_flush() (there is no
      to call it in new modeset case as it is also called in vp_enable())
    - change probe sequence and drm_device allocation (follow example in
      drm_drv.c)
    - use __maybe_unused instead of #ifdef for pm functions
    - remove "struct drm_fbdev_cma *fbdev;" from driver data
    - check panel connector type before connecting it

v3: no change

v4: no change

v5: - remove fifo underflow irq handling, it is not an error and
      it should be used for debug purposes only
    - memory tuning, prefetch plane fifo up to high-threshold value to
      minimize possibility of underflows.

v6: - Check CTM and gamma support from dispc_features when creating crtc
    - Implement CTM support for k2g and fix k3 CTM implementation
    - Remove gamma property persistence and always write color properties
      in a new modeset

v7: - Fix checkpatch.pl --strict issues
    - Rebase on top of drm-misc-next-2020-01-10

v8: - Remove idle debug prints from dispc_init()
    - Add Reviewed-by: Benoit Parrot <bparrot@ti.com>

v9: - Rename dispc_write_irqenable() to dispc_set_irqenable() to avoid
      conflict exported omapfb function with same name
    - Add Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>

Co-developed-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Signed-off-by: Jyri Sarha <jsarha@ti.com>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Reviewed-by: Benoit Parrot <bparrot@ti.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Link: https://patchwork.freedesktop.org/patch/msgid/925fbfad58ff828e8e07fdff7073a0ee65750c3d.1580129724.git.jsarha@ti.com
2020-01-27 19:27:30 +02:00
Hans Verkuil
539bbf3188 drm/Kconfig: add missing 'depends on DRM' for DRM_DP_CEC
Add a missing 'depends on DRM' for the DRM_DP_CEC config
option. Without that enabling DRM_DP_CEC will force CEC_CORE
to =y instead of =m if DRM=m as well.

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/489bdaae-9b05-2d70-12e1-4fda7899dfc1@xs4all.nl
2020-01-09 10:16:35 +01:00
Dave Airlie
3ae3271443 i915 features for v5.6:
- Separate hardware and uapi state (Maarten)
 
 - Expose a number of sprite and plane formats (Ville)
 
 - DDC symlink in HDMI connector sysfs directory (Andrzej Pietrasiewicz)
 
 - Improve obj->mm.lock nesting lock annotation (Daniel)
   (Includes lockdep changes)
 
 - Selftest improvements across the board (Chris)
 
 - ICL/TGL VDSC support on DSI (Jani, Vandita)
 
 - TGL DSB fixes (Animesh, Lucas, Tvrtko)
 
 - VBT parsing improvements and fixes (Lucas, Matt, José, Jani, Dan Carpenter)
 
 - Fix LPSS vs. PMIC PWM backlight use on BYT/CHT (Hans)
   (Includes ACPI+MFD changes)
 
 - Display state, crtc, plane code refactoring (Ville)
 
 - Set opregion chpd value to indicate the driver handles hotplug (Hans de Goede)
 
 - DSI updates and fixes, TGL pipe D support, port mapping (José, Jani, Vandita)
 
 - Make HDCP 2.2 support cover CFL (Juston Li)
 
 - Fix CML PCI IDs and ULT (Shawn Lee)
 
 - CMP-V PCH fix (Imre)
 
 - TGL: Add another TGL PCH ID (James)
 
 - EHL/JSL: Add new PCI IDs (James)
 
 - Rename pipe update tracepoints (Ville)
 
 - Fix FBC on GLK+ (Ville)
 
 - GuC fixes and improvements (Daniele, Don Hiatt, Stuart Summers, Matthew Brost)
 
 - Display debugfs improvements (Ville)
 
 - Hotplug/irq fixes (Matt)
 
 - PSR fixes and improvements (José)
 
 - DRM_I915_GEM_MMAP_OFFSET ioctl (Abdiel)
 
 - Static analysis fixes (Colin Ian King)
 
 - Register sysctl path globally (Venkata Sandeep Dhanalakota)
 
 - Introduce new macros for tracing (Venkata Sandeep Dhanalakota)
 
 - Migrate gt towards intel_uncore_read/write (Andi)
 
 - Add rps frequency translation helpers (Andi)
 
 - Fix TGL transcoder clock off sequence (José)
 
 - Fix TGL port A audio (Kai Vehmanen)
 
 - TGL render decompression (DK)
 
 - GEM/GT improvements and fixes across the board (Chris)
 
 - Couple of backmerges (Jani)
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Merge tag 'drm-intel-next-2019-12-23' of git://anongit.freedesktop.org/drm/drm-intel into drm-next

i915 features for v5.6:

- Separate hardware and uapi state (Maarten)

- Expose a number of sprite and plane formats (Ville)

- DDC symlink in HDMI connector sysfs directory (Andrzej Pietrasiewicz)

- Improve obj->mm.lock nesting lock annotation (Daniel)
  (Includes lockdep changes)

- Selftest improvements across the board (Chris)

- ICL/TGL VDSC support on DSI (Jani, Vandita)

- TGL DSB fixes (Animesh, Lucas, Tvrtko)

- VBT parsing improvements and fixes (Lucas, Matt, José, Jani, Dan Carpenter)

- Fix LPSS vs. PMIC PWM backlight use on BYT/CHT (Hans)
  (Includes ACPI+MFD changes)

- Display state, crtc, plane code refactoring (Ville)

- Set opregion chpd value to indicate the driver handles hotplug (Hans de Goede)

- DSI updates and fixes, TGL pipe D support, port mapping (José, Jani, Vandita)

- Make HDCP 2.2 support cover CFL (Juston Li)

- Fix CML PCI IDs and ULT (Shawn Lee)

- CMP-V PCH fix (Imre)

- TGL: Add another TGL PCH ID (James)

- EHL/JSL: Add new PCI IDs (James)

- Rename pipe update tracepoints (Ville)

- Fix FBC on GLK+ (Ville)

- GuC fixes and improvements (Daniele, Don Hiatt, Stuart Summers, Matthew Brost)

- Display debugfs improvements (Ville)

- Hotplug/irq fixes (Matt)

- PSR fixes and improvements (José)

- DRM_I915_GEM_MMAP_OFFSET ioctl (Abdiel)

- Static analysis fixes (Colin Ian King)

- Register sysctl path globally (Venkata Sandeep Dhanalakota)

- Introduce new macros for tracing (Venkata Sandeep Dhanalakota)

- Migrate gt towards intel_uncore_read/write (Andi)

- Add rps frequency translation helpers (Andi)

- Fix TGL transcoder clock off sequence (José)

- Fix TGL port A audio (Kai Vehmanen)

- TGL render decompression (DK)

- GEM/GT improvements and fixes across the board (Chris)

- Couple of backmerges (Jani)

Signed-off-by: Dave Airlie <airlied@redhat.com>

# gpg: Signature made Tue 24 Dec 2019 03:20:48 AM AEST
# gpg:                using RSA key D398079D26ABEE6F
# gpg: Good signature from "Jani Nikula <jani.nikula@intel.com>"
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 1565 A65B 77B0 632E 1124  E59C D398 079D 26AB EE6F

# Conflicts:
#	drivers/gpu/drm/i915/display/intel_fbc.c
#	drivers/gpu/drm/i915/gt/intel_lrc.c
#	drivers/gpu/drm/i915/i915_gem.c
From: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/87lfr3rkry.fsf@intel.com
2019-12-27 15:25:04 +10:00
Daniel Vetter
6c56e8adc0 drm-misc-next for v5.6:
UAPI Changes:
 - Add support for DMA-BUF HEAPS.
 
 Cross-subsystem Changes:
 - mipi dsi definition updates, pulled into drm-intel as well.
 - Add lockdep annotations for dma_resv vs mmap_sem and fs_reclaim.
 - Remove support for dma-buf kmap/kunmap.
 - Constify fb_ops in all fbdev drivers, including drm drivers and drm-core, and media as well.
 
 Core Changes:
 - Small cleanups to ttm.
 - Fix SCDC definition.
 - Assorted cleanups to core.
 - Add todo to remove load/unload hooks, and use generic fbdev emulation.
 - Assorted documentation updates.
 - Use blocking ww lock in ttm fault handler.
 - Remove drm_fb_helper_fbdev_setup/teardown.
 - Warning fixes with W=1 for atomic.
 - Use drm_debug_enabled() instead of drm_debug flag testing in various drivers.
 - Fallback to nontiled mode in fbdev emulation when not all tiles are present. (Later on reverted)
 - Various kconfig indentation fixes in core and drivers.
 - Fix freeing transactions in dp-mst correctly.
 - Sean Paul is steping down as core maintainer. :-(
 - Add lockdep annotations for atomic locks vs dma-resv.
 - Prevent use-after-free for a bad job in drm_scheduler.
 - Fill out all block sizes in the P01x and P210 definitions.
 - Avoid division by zero in drm/rect, and fix bounds.
 - Add drm/rect selftests.
 - Add aspect ratio and alternate clocks for HDMI 4k modes.
 - Add todo for drm_framebuffer_funcs and fb_create cleanup.
 - Drop DRM_AUTH for prime import/export ioctls.
 - Clear DP-MST payload id tables downstream when initializating.
 - Fix for DSC throughput definition.
 - Add extra FEC definitions.
 - Fix fake offset in drm_gem_object_funs.mmap.
 - Stop using encoder->bridge in core directly
 - Handle bridge chaining slightly better.
 - Add backlight support to drm/panel, and use it in many panel drivers.
 - Increase max number of y420 modes from 128 to 256, as preparation to add the new modes.
 
 Driver Changes:
 - Small fixes all over.
 - Fix documentation in vkms.
 - Fix mmap_sem vs dma_resv in nouveau.
 - Small cleanup in komeda.
 - Add page flip support in gma500 for psb/cdv.
 - Add ddc symlink in the connector sysfs directory for many drivers.
 - Add support for analogic an6345, and fix small bugs in it.
 - Add atomic modesetting support to ast.
 - Fix radeon fault handler VMA race.
 - Switch udl to use generic shmem helpers.
 - Unconditional vblank handling for mcde.
 - Miscellaneous fixes to mcde.
 - Tweak debug output from komeda using debugfs.
 - Add gamma and color transform support to komeda for DOU-IPS.
 - Add support for sony acx424AKP panel.
 - Various small cleanups to gma500.
 - Use generic fbdev emulation in udl, and replace udl_framebuffer with generic implementation.
 - Add support for Logic PD Type 28 panel.
 - Use drm_panel_* wrapper functions in exynos/tegra/msm.
 - Add devicetree bindings for generic DSI panels.
 - Don't include drm_pci.h directly in many drivers.
 - Add support for begin/end_cpu_access in udmabuf.
 - Stop using drm_get_pci_dev in gma500 and mga200.
 - Fixes to UDL damage handling, and use dma_buf_begin/end_cpu_access.
 - Add devfreq thermal support to panfrost.
 - Fix hotplug with daisy chained monitors by removing VCPI when disabling topology manager.
 - meson: Add support for OSD1 plane AFBC commit.
 - Stop displaying garbage when toggling ast primary plane on/off.
 - More cleanups and fixes to UDL.
 - Add D32 suport to komeda.
 - Remove globle copy of drm_dev in gma500.
 - Add support for Boe Himax8279d MIPI-DSI LCD panel.
 - Add support for ingenic JZ4770 panel.
 - Small null pointer deference fix in ingenic.
 - Remove support for the special tfp420 driver, as there is a generic way to do it.
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Merge tag 'drm-misc-next-2019-12-16' of git://anongit.freedesktop.org/drm/drm-misc into drm-next

drm-misc-next for v5.6:

UAPI Changes:
- Add support for DMA-BUF HEAPS.

Cross-subsystem Changes:
- mipi dsi definition updates, pulled into drm-intel as well.
- Add lockdep annotations for dma_resv vs mmap_sem and fs_reclaim.
- Remove support for dma-buf kmap/kunmap.
- Constify fb_ops in all fbdev drivers, including drm drivers and drm-core, and media as well.

Core Changes:
- Small cleanups to ttm.
- Fix SCDC definition.
- Assorted cleanups to core.
- Add todo to remove load/unload hooks, and use generic fbdev emulation.
- Assorted documentation updates.
- Use blocking ww lock in ttm fault handler.
- Remove drm_fb_helper_fbdev_setup/teardown.
- Warning fixes with W=1 for atomic.
- Use drm_debug_enabled() instead of drm_debug flag testing in various drivers.
- Fallback to nontiled mode in fbdev emulation when not all tiles are present. (Later on reverted)
- Various kconfig indentation fixes in core and drivers.
- Fix freeing transactions in dp-mst correctly.
- Sean Paul is steping down as core maintainer. :-(
- Add lockdep annotations for atomic locks vs dma-resv.
- Prevent use-after-free for a bad job in drm_scheduler.
- Fill out all block sizes in the P01x and P210 definitions.
- Avoid division by zero in drm/rect, and fix bounds.
- Add drm/rect selftests.
- Add aspect ratio and alternate clocks for HDMI 4k modes.
- Add todo for drm_framebuffer_funcs and fb_create cleanup.
- Drop DRM_AUTH for prime import/export ioctls.
- Clear DP-MST payload id tables downstream when initializating.
- Fix for DSC throughput definition.
- Add extra FEC definitions.
- Fix fake offset in drm_gem_object_funs.mmap.
- Stop using encoder->bridge in core directly
- Handle bridge chaining slightly better.
- Add backlight support to drm/panel, and use it in many panel drivers.
- Increase max number of y420 modes from 128 to 256, as preparation to add the new modes.

Driver Changes:
- Small fixes all over.
- Fix documentation in vkms.
- Fix mmap_sem vs dma_resv in nouveau.
- Small cleanup in komeda.
- Add page flip support in gma500 for psb/cdv.
- Add ddc symlink in the connector sysfs directory for many drivers.
- Add support for analogic an6345, and fix small bugs in it.
- Add atomic modesetting support to ast.
- Fix radeon fault handler VMA race.
- Switch udl to use generic shmem helpers.
- Unconditional vblank handling for mcde.
- Miscellaneous fixes to mcde.
- Tweak debug output from komeda using debugfs.
- Add gamma and color transform support to komeda for DOU-IPS.
- Add support for sony acx424AKP panel.
- Various small cleanups to gma500.
- Use generic fbdev emulation in udl, and replace udl_framebuffer with generic implementation.
- Add support for Logic PD Type 28 panel.
- Use drm_panel_* wrapper functions in exynos/tegra/msm.
- Add devicetree bindings for generic DSI panels.
- Don't include drm_pci.h directly in many drivers.
- Add support for begin/end_cpu_access in udmabuf.
- Stop using drm_get_pci_dev in gma500 and mga200.
- Fixes to UDL damage handling, and use dma_buf_begin/end_cpu_access.
- Add devfreq thermal support to panfrost.
- Fix hotplug with daisy chained monitors by removing VCPI when disabling topology manager.
- meson: Add support for OSD1 plane AFBC commit.
- Stop displaying garbage when toggling ast primary plane on/off.
- More cleanups and fixes to UDL.
- Add D32 suport to komeda.
- Remove globle copy of drm_dev in gma500.
- Add support for Boe Himax8279d MIPI-DSI LCD panel.
- Add support for ingenic JZ4770 panel.
- Small null pointer deference fix in ingenic.
- Remove support for the special tfp420 driver, as there is a generic way to do it.

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/ba73535a-9334-5302-2e1f-5208bd7390bd@linux.intel.com
2019-12-17 13:57:54 +01:00
Jani Nikula
023265ed75 Merge drm/drm-next into drm-intel-next-queued
Sync up with v5.5-rc1 to get the updated lock_release() API among other
things. Fix the conflict reported by Stephen Rothwell [1].

[1] http://lore.kernel.org/r/20191210093957.5120f717@canb.auug.org.au

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
2019-12-11 11:13:50 +02:00
Dave Airlie
b53bd16fec mgag200- Fix hw with broken 'startadd' support (Thomas)
mst- Avoid skipping payloads in payload deletion loop (Wayne)
 omap- Fix dma_addr refcounting (Tomi)
 
 Cc: Wayne Lin <Wayne.Lin@amd.com>
 Cc: Tomi Valkeinen <tomi.valkeinen@ti.com>
 Cc: Thomas Zimmermann <tzimmermann@suse.de>
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Merge tag 'drm-misc-next-fixes-2019-12-04' of git://anongit.freedesktop.org/drm/drm-misc into drm-next

mgag200- Fix hw with broken 'startadd' support (Thomas)
mst- Avoid skipping payloads in payload deletion loop (Wayne)
omap- Fix dma_addr refcounting (Tomi)

Cc: Wayne Lin <Wayne.Lin@amd.com>
Cc: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: Thomas Zimmermann <tzimmermann@suse.de>
Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Sean Paul <sean@poorly.run>
Link: https://patchwork.freedesktop.org/patch/msgid/20191204212255.GA256395@art_vandelay
2019-12-05 11:11:11 +10:00
Guenter Roeck
d6d07ca19c drm/dp_mst: Fix build on systems with STACKTRACE_SUPPORT=n
On systems with STACKTRACE_SUPPORT=n, we get:

WARNING: unmet direct dependencies detected for STACKTRACE
  Depends on [n]: STACKTRACE_SUPPORT
  Selected by [y]:
  - STACKDEPOT [=y]

and build errors such as:

m68k-linux-ld: kernel/stacktrace.o: in function `stack_trace_save':
(.text+0x11c): undefined reference to `save_stack_trace'

Add the missing deendency on STACKTRACE_SUPPORT.

Fixes: 12a280c728 ("drm/dp_mst: Add topology ref history tracking for debugging")
Cc: Lyude Paul <lyude@redhat.com>
Cc: Sean Paul <sean@poorly.run>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Lyude Paul <lyude@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191202133650.11964-1-linux@roeck-us.net
2019-12-03 16:28:14 -05:00
Jani Nikula
be14312472 drm/r128: make ATI PCI GART part of its only user, r128
The ATI Rage 128 driver has been the only user of ATI PCI GART code
since Radeon dropped UMS support in commit 8333f607a6 ("drm/radeon:
remove UMS support"). Clean up the drm top level directory, Kconfig and
Makefile by making ati_pcigart.[ch] part of r128. Drop the
CONFIG_DRM_ATI_PCIGART config option made redundant by the change.

This reduces drm.ko module size slightly when legacy drivers are
enabled, and moves the baggage to r128.ko instead.

Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Dave Airlie <airlied@redhat.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191119100536.12024-1-jani.nikula@intel.com
2019-11-20 11:09:05 +02:00
Jani Nikula
e205ceeb25 Merge drm/drm-next into drm-intel-next-queued
Backmerge to get dfce90259d ("Backmerge i915 security patches from
commit 'ea0b163b13ff' into drm-next") and thus 100d46bd72 ("Merge
Intel Gen8/Gen9 graphics fixes from Jon Bloomfield.").

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
2019-11-15 13:17:39 +02:00
Thomas Hellstrom
e2e966636a drm/ttm, drm/vmwgfx: Use a configuration option for the TTM dma page pool
Drivers like vmwgfx may want to test whether the dma page pool is present
or not. Since it's activated by default by TTM if compiled-in, define a
hidden configuration option that the driver can test for.

Cc: Christian König <christian.koenig@amd.com>
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
2019-11-14 08:41:23 +01:00
Chris Wilson
6349120ddc drm: Move EXPORT_SYMBOL_FOR_TESTS_ONLY under a separate Kconfig
Currently, we only export symbols for drm-selftests which are either
compiled as modules or into the main drm builtin. However, if we want to
export symbols from drm.ko for the drivers' selftests, we require a
means of controlling that export separately. So we add a new Kconfig to
determine whether or not the EXPORT_SYMBOL_FOR_TESTS_ONLY() takes
effect.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20191107180601.30815-1-chris@chris-wilson.co.uk
2019-11-07 21:22:15 +00:00
Dave Airlie
57c2af791b Merge tag 'topic/mst-suspend-resume-reprobe-2019-10-29-2' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
UAPI Changes:

Cross-subsystem Changes:

Core Changes:
* Handle UP requests asynchronously in the DP MST helpers, fixing
  hotplug notifications and allowing us to implement suspend/resume
  reprobing
* Add basic suspend/resume reprobing to the DP MST helpers
* Improve locking for link address reprobing and connection status
  request handling in the DP MST helpers
* Miscellaneous refactoring in the DP MST helpers
* Add a Kconfig option to the DP MST helpers to enable tracking of
  gets/puts for topology references for debugging purposes

Driver Changes:
* nouveau: Resume hotplug interrupts earlier, so that sideband
  messages may be transmitted during resume and thus allow
  suspend/resume reprobing for DP MST to work
* nouveau: Avoid grabbing runtime PM references when handling short DP
  pulses, so that handling sideband messages in resume codepaths with the
  DP MST helpers doesn't deadlock us
* i915, nouveau, amdgpu, radeon: Use detect_ctx for probing MST
  connectors, so that we can grab the topology manager's atomic lock

Note: there's some amdgpu patches that I didn't realize were pushed
upstream already when creating this topic branch. When they fail to
apply, you can just ignore and skip them.

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Lyude Paul <lyude@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/a74c6446bc960190d195a751cb6d8a00a98f3974.camel@redhat.com
2019-10-30 09:51:03 +10:00
Dave Airlie
a24e4b09dc drm-misc-next for 5.5:
UAPI Changes:
 -syncobj: allow querying the last submitted timeline value (David)
 -fourcc: explicitly defineDRM_FORMAT_BIG_ENDIAN as unsigned (Adam)
 -omap: revert the OMAP_BO_* flags that were added -- no userspace (Sean)
 
 Cross-subsystem Changes:
 -MAINTAINERS: add Mihail as komeda co-maintainer (Mihail)
 
 Core Changes:
 -edid: a few cleanups, add AVI infoframe bar info (Ville)
 -todo: remove i915 device_link item and add difficulty levels (Daniel)
 -dp_helpers: add a few new helpers to parse dpcd (Thierry)
 
 Driver Changes:
 -gma500: fix a few memory disclosure leaks (Kangjie)
 -qxl: convert to use the new drm_gem_object_funcs.mmap (Gerd)
 -various: open code dp_link helpers in preparation for helper removal (Thierry)
 
 Cc: Chunming Zhou <david1.zhou@amd.com>
 Cc: Adam Jackson <ajax@redhat.com>
 Cc: Sean Paul <seanpaul@chromium.org>
 Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
 Cc: Kangjie Lu <kjlu@umn.edu>
 Cc: Mihail Atanassov <mihail.atanassov@arm.com>
 Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
 Cc: Thierry Reding <treding@nvidia.com>
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Merge tag 'drm-misc-next-2019-10-24-2' of git://anongit.freedesktop.org/drm/drm-misc into drm-next

drm-misc-next for 5.5:

UAPI Changes:
-syncobj: allow querying the last submitted timeline value (David)
-fourcc: explicitly defineDRM_FORMAT_BIG_ENDIAN as unsigned (Adam)
-omap: revert the OMAP_BO_* flags that were added -- no userspace (Sean)

Cross-subsystem Changes:
-MAINTAINERS: add Mihail as komeda co-maintainer (Mihail)

Core Changes:
-edid: a few cleanups, add AVI infoframe bar info (Ville)
-todo: remove i915 device_link item and add difficulty levels (Daniel)
-dp_helpers: add a few new helpers to parse dpcd (Thierry)

Driver Changes:
-gma500: fix a few memory disclosure leaks (Kangjie)
-qxl: convert to use the new drm_gem_object_funcs.mmap (Gerd)
-various: open code dp_link helpers in preparation for helper removal (Thierry)

Cc: Chunming Zhou <david1.zhou@amd.com>
Cc: Adam Jackson <ajax@redhat.com>
Cc: Sean Paul <seanpaul@chromium.org>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: Kangjie Lu <kjlu@umn.edu>
Cc: Mihail Atanassov <mihail.atanassov@arm.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Thierry Reding <treding@nvidia.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Sean Paul <sean@poorly.run>
Link: https://patchwork.freedesktop.org/patch/msgid/20191024155535.GA10294@art_vandelay
2019-10-30 06:11:47 +10:00
Dave Airlie
3275a71e76 Merge tag 'drm-next-5.5-2019-10-09' of git://people.freedesktop.org/~agd5f/linux into drm-next
drm-next-5.5-2019-10-09:

amdgpu:
- Additional RAS enablement for vega20
- RAS page retirement and bad page storage in EEPROM
- No GPU reset with unrecoverable RAS errors
- Reserve vram for page tables rather than trying to evict
- Fix issues with GPU reset and xgmi hives
- DC i2c over aux fixes
- Direct submission for clears, PTE/PDE updates
- Improvements to help support recoverable GPU page faults
- Silence harmless SAD block messages
- Clean up code for creating a bo at a fixed location
- Initial DC HDCP support
- Lots of documentation fixes
- GPU reset for renoir
- Add IH clockgating support for soc15 asics
- Powerplay improvements
- DC MST cleanups
- Add support for MSI-X
- Misc cleanups and bug fixes

amdkfd:
- Query KFD device info by asic type rather than pci ids
- Add navi14 support
- Add renoir support
- Add navi12 support
- gfx10 trap handler improvements
- pasid cleanups
- Check against device cgroup

ttm:
- Return -EBUSY with pipelining with no_gpu_wait

radeon:
- Silence harmless SAD block messages

device_cgroup:
- Export devcgroup_check_permission

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Alex Deucher <alexdeucher@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191010041713.3412-1-alexander.deucher@amd.com
2019-10-26 05:56:57 +10:00
Lyude Paul
12a280c728 drm/dp_mst: Add topology ref history tracking for debugging
For very subtle mistakes with topology refs, it can be rather difficult
to trace them down with the debugging info that we already have. I had
one such issue recently while trying to implement suspend/resume
reprobing for MST, and ended up coming up with this.

Inspired by Chris Wilson's wakeref tracking for i915, this adds a very
similar feature to the DP MST helpers, which allows for partial tracking
of topology refs for both ports and branch devices. This is a lot less
advanced then wakeref tracking: we merely keep a count of all of the
spots where a topology ref has been grabbed or dropped, then dump out
that history in chronological order when a port or branch device's
topology refcount reaches 0. So far, I've found this incredibly useful
for debugging topology refcount errors.

Since this has the potential to be somewhat slow and loud, we add an
expert kernel config option to enable or disable this feature,
CONFIG_DRM_DEBUG_DP_MST_TOPOLOGY_REFS.

Changes since v1:
* Don't forget to destroy topology_ref_history_lock
Changes since v4:
* Correct order of kref_put()/topology_ref_history_unlock - we can't
  unlock the history after kref_put() since the memory might have been
  freed by that point
* Don't print message on allocation error failures, the kernel already
  does this for us
Changes since v5:
* Get rid of some leftover usages of %px
* Remove a leftover empty return; statement

Cc: Juston Li <juston.li@intel.com>
Cc: Imre Deak <imre.deak@intel.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: Harry Wentland <hwentlan@amd.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Sean Paul <sean@poorly.run>
Signed-off-by: Lyude Paul <lyude@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191022023641.8026-15-lyude@redhat.com
2019-10-24 14:36:13 -04:00
Sebastian Andrzej Siewior
f86cf71944 drm/i810: Refer to `PREEMPTION' in comment
The dependency has been changed from `PREEMPT' to `PREEMPTION'. Reflect
this change in the comment.

Use `PREEMPTION' in the comment.

Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Maxime Ripard <mripard@kernel.org>
Cc: Sean Paul <sean@poorly.run>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20191015191821.11479-29-bigeasy@linutronix.de
2019-10-16 21:57:59 +02:00
zhong jiang
f2a4a13ab2 drm/vkms: Fix an undefined reference error in vkms_composer_worker
I hit the following error when compile the kernel.

drivers/gpu/drm/vkms/vkms_composer.o: In function `vkms_composer_worker':
vkms_composer.c:(.text+0x5e4): undefined reference to `crc32_le'
make: *** [vmlinux] Error 1

Signed-off-by: zhong jiang <zhongjiang@huawei.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/1569201883-18779-1-git-send-email-zhongjiang@huawei.com
2019-10-09 17:07:15 +02:00
Krzysztof Kozlowski
23c61b4599 drm/amd: Fix Kconfig indentation
Adjust indentation from spaces to tab (+optional two spaces) as in
coding style with command like:
    $ sed -e 's/^        /\t/' -i */Kconfig

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-10-07 15:11:17 -05:00
Maxime Ripard
4092de1ba3
Merge drm/drm-next into drm-misc-next
We haven't done any backmerge for a while due to the merge window, and it
starts to become an issue for komeda. Let's bring 5.4-rc1 in.

Signed-off-by: Maxime Ripard <mripard@kernel.org>
2019-10-03 16:38:50 +02:00
Gerd Hoffmann
4f7f1973b0 drm/vram: fix Kconfig
select isn't recursive, so we can't turn on DRM_TTM + DRM_TTM_HELPER
in config DRM_VRAM_HELPER, we have to select them on the vram users
instead.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: http://patchwork.freedesktop.org/patch/msgid/20190904054740.20817-8-kraxel@redhat.com
2019-09-10 08:53:08 +02:00
Gerd Hoffmann
527f6d91f8 drm/vram: use drm_gem_ttm_print_info
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20190904054740.20817-4-kraxel@redhat.com
2019-09-10 08:53:08 +02:00
Gerd Hoffmann
ff540b76f1 drm/ttm: add drm gem ttm helpers, starting with drm_gem_ttm_print_info()
Now with ttm_buffer_object being a subclass of drm_gem_object we can
easily lookup ttm_buffer_object for a given drm_gem_object, which in
turn allows to create common helper functions.

This patch starts off with a drm_gem_ttm_print_info() helper function
which adds some ttm specific lines to the debug output.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20190904054740.20817-3-kraxel@redhat.com
2019-09-10 08:53:08 +02:00
Dave Airlie
b0383c0653 drm-misc-next for 5.4:
UAPI Changes:
  - HDCP: Add a Content protection type property
 
 Cross-subsystem Changes:
 
 Core Changes:
  - Continue to rework the include dependencies
  - fb: Remove the unused drm_gem_fbdev_fb_create function
  - drm-dp-helper: Make the link rate calculation more tolerant to
                   non-explicitly defined, yet supported, rates
  - fb-helper: Map DRM client buffer only when required, and instanciate a
               shadow buffer when the device has a dirty function or says so
  - connector: Add a helper to link the DDC adapter used by that connector to
               the userspace
  - vblank: Switch from DRM_WAIT_ON to wait_event_interruptible_timeout
  - dma-buf: Fix a stack corruption
  - ttm: Embed a drm_gem_object struct to make ttm_buffer_object a
         superclass of GEM, and convert drivers to use it.
  - hdcp: Improvements to report the content protection type to the
          userspace
 
 Driver Changes:
  - Remove drm_gem_prime_import/export from being defined in the drivers
  - Drop DRM_AUTH usage from drivers
  - Continue to drop drmP.h
  - Convert drivers to the connector ddc helper
 
  - ingenic: Add support for more panel-related cases
  - komeda: Support for dual-link
  - lima: Reduce logging
  - mpag200: Fix the cursor support
  - panfrost: Export GPU features register to userspace through an ioctl
  - pl111: Remove the CLD pads wiring support from the DT
  - rockchip: Rework to use DRM PSR helpers, fix a bug in the VOP_WIN_GET
              macro
  - sun4i: Improve support for color encoding and range
  - tinydrm: Rework SPI support, improve MIPI-DBI support, move to drm/tiny
  - vkms: Rework of the CRC tracking
 
  - bridges:
    - sii902x: Add support for audio graph card
    - tc358767: Rework AUX data handling code
    - ti-sn65dsi86: Add Debugfs and proper DSI mode flags support
 
  - panels
    - Support for GiantPlus GPM940B0, Sharp LQ070Y3DG3B, Ortustech
      COM37H3M, Novatek NT39016, Sharp LS020B1DD01D, Raydium RM67191,
      Boe Himax8279d, Sharp LD-D5116Z01B
    - Conversion of the device tree bindings to the YAML description
    - jh057n00900: Rework the enable / disable path
 
  - fbdev:
    - ssd1307fb: Support more devices based on that controller
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Merge tag 'drm-misc-next-2019-08-08' of git://anongit.freedesktop.org/drm/drm-misc into drm-next

drm-misc-next for 5.4:

UAPI Changes:
 - HDCP: Add a Content protection type property

Cross-subsystem Changes:

Core Changes:
 - Continue to rework the include dependencies
 - fb: Remove the unused drm_gem_fbdev_fb_create function
 - drm-dp-helper: Make the link rate calculation more tolerant to
                  non-explicitly defined, yet supported, rates
 - fb-helper: Map DRM client buffer only when required, and instanciate a
              shadow buffer when the device has a dirty function or says so
 - connector: Add a helper to link the DDC adapter used by that connector to
              the userspace
 - vblank: Switch from DRM_WAIT_ON to wait_event_interruptible_timeout
 - dma-buf: Fix a stack corruption
 - ttm: Embed a drm_gem_object struct to make ttm_buffer_object a
        superclass of GEM, and convert drivers to use it.
 - hdcp: Improvements to report the content protection type to the
         userspace

Driver Changes:
 - Remove drm_gem_prime_import/export from being defined in the drivers
 - Drop DRM_AUTH usage from drivers
 - Continue to drop drmP.h
 - Convert drivers to the connector ddc helper

 - ingenic: Add support for more panel-related cases
 - komeda: Support for dual-link
 - lima: Reduce logging
 - mpag200: Fix the cursor support
 - panfrost: Export GPU features register to userspace through an ioctl
 - pl111: Remove the CLD pads wiring support from the DT
 - rockchip: Rework to use DRM PSR helpers, fix a bug in the VOP_WIN_GET
             macro
 - sun4i: Improve support for color encoding and range
 - tinydrm: Rework SPI support, improve MIPI-DBI support, move to drm/tiny
 - vkms: Rework of the CRC tracking

 - bridges:
   - sii902x: Add support for audio graph card
   - tc358767: Rework AUX data handling code
   - ti-sn65dsi86: Add Debugfs and proper DSI mode flags support

 - panels
   - Support for GiantPlus GPM940B0, Sharp LQ070Y3DG3B, Ortustech
     COM37H3M, Novatek NT39016, Sharp LS020B1DD01D, Raydium RM67191,
     Boe Himax8279d, Sharp LD-D5116Z01B
   - Conversion of the device tree bindings to the YAML description
   - jh057n00900: Rework the enable / disable path

 - fbdev:
   - ssd1307fb: Support more devices based on that controller

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Maxime Ripard <maxime.ripard@bootlin.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190808121423.xzpedzkpyecvsiy4@flea
2019-08-09 16:04:31 +10:00
Thomas Gleixner
dc25ace66c drm/i810: Use CONFIG_PREEMPTION
CONFIG_PREEMPTION is selected by CONFIG_PREEMPT and by
CONFIG_PREEMPT_RT. Both PREEMPT and PREEMPT_RT require the same
functionality which today depends on CONFIG_PREEMPT.

Change the Kconfig dependency of i810 to !CONFIG_PREEMPTION so the driver
is not accidentally built on a RT kernel.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: dri-devel@lists.freedesktop.org
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/alpine.DEB.2.21.1907262223280.1791@nanos.tec.linutronix.de
2019-07-31 17:05:03 +02:00
Noralf Trønnes
77b8cabf3d drm/gm12u320: Move driver to drm/tiny
Move the driver to the new haven for tiny DRM drivers.

Cc: Hans de Goede <hdegoede@redhat.com>
Suggested-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190725105132.22545-4-noralf@tronnes.org
2019-07-31 15:17:03 +02:00
Noralf Trønnes
043386a0f0 drm/tinydrm: Rename folder to tiny
The drm in tinydrm is superfluous so rename to tiny.

Suggested-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190725105132.22545-3-noralf@tronnes.org
2019-07-31 15:16:10 +02:00
Noralf Trønnes
174102f4de drm/tinydrm: Move mipi-dbi
This moves mipi-dbi to be a core helper with the name drm_mipi_dbi.

Fixup include's in drivers.
Move the docs entry and delete tinydrm.rst.
Delete the last tinydrm todo entry.

v2: Make DRM_MIPI_DBI tristate to enable it being built as a module.

Cc: Eric Anholt <eric@anholt.net>
Cc: David Lechner <david@lechnology.com>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
Acked-by: David Lechner <david@lechnology.com>
Acked-by: Eric Anholt <eric@anholt.net>
Link: https://patchwork.freedesktop.org/patch/msgid/20190722104312.16184-9-noralf@tronnes.org
2019-07-25 10:45:07 +02:00
Maxime Ripard
03b0f2ce73 Linus 5.3-rc1
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Merge v5.3-rc1 into drm-misc-next

Noralf needs some SPI patches in 5.3 to merge some work on tinydrm.

Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
2019-07-22 21:24:10 +02:00
Hans de Goede
e4f86e4371 drm: Add Grain Media GM12U320 driver v2
Add a modesetting driver for Grain Media GM12U320 based devices
(primarily Acer C120 projector, but there may be compatible devices).

This is based on the fb driver from Viacheslav Nurmekhamitov:
https://github.com/slavrn/gm12u320

This driver uses drm_simple_display_pipe to deal with all the atomic
stuff, gem_shmem_helper functions for buffer management and
drm_fbdev_generic_setup for fbdev emulation, so that leaves the driver
itself with only the actual code for talking to the gm12u320 chip,
leading to a nice simple and clean driver.

Changes in v2:
-Add drm-misc tree to MAINTAINERS
-Drop mode_config.preferred_depth = 24 / fix fbdev support

Reviewed-by: Noralf Trønnes <noralf@tronnes.org>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190721132525.10396-1-hdegoede@redhat.com
2019-07-21 21:01:59 +02:00
Linus Torvalds
c309b6f242 docs conversion for v5.3-rc1
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Merge tag 'docs/v5.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media

Pull rst conversion of docs from Mauro Carvalho Chehab:
 "As agreed with Jon, I'm sending this big series directly to you, c/c
  him, as this series required a special care, in order to avoid
  conflicts with other trees"

* tag 'docs/v5.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (77 commits)
  docs: kbuild: fix build with pdf and fix some minor issues
  docs: block: fix pdf output
  docs: arm: fix a breakage with pdf output
  docs: don't use nested tables
  docs: gpio: add sysfs interface to the admin-guide
  docs: locking: add it to the main index
  docs: add some directories to the main documentation index
  docs: add SPDX tags to new index files
  docs: add a memory-devices subdir to driver-api
  docs: phy: place documentation under driver-api
  docs: serial: move it to the driver-api
  docs: driver-api: add remaining converted dirs to it
  docs: driver-api: add xilinx driver API documentation
  docs: driver-api: add a series of orphaned documents
  docs: admin-guide: add a series of orphaned documents
  docs: cgroup-v1: add it to the admin-guide book
  docs: aoe: add it to the driver-api book
  docs: add some documentation dirs to the driver-api book
  docs: driver-model: move it to the driver-api book
  docs: lp855x-driver.rst: add it to the driver-api book
  ...
2019-07-16 12:21:41 -07:00
Linus Torvalds
be8454afc5 drm main pull request for v5.3-rc1 (sans mm changes)
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Merge tag 'drm-next-2019-07-16' of git://anongit.freedesktop.org/drm/drm

Pull drm updates from Dave Airlie:
 "The biggest thing in this is the AMD Navi GPU support, this again
  contains a bunch of header files that are large. These are the new AMD
  RX5700 GPUs that just recently became available.

  New drivers:
   - ST-Ericsson MCDE driver
   - Ingenic JZ47xx SoC

  UAPI change:
   - HDR source metadata property

  Core:
   - HDR inforframes and EDID parsing
   - drm hdmi infoframe unpacking
   - remove prime sg_table caching into dma-buf
   - New gem vram helpers to reduce driver code
   - Lots of drmP.h removal
   - reservation fencing fix
   - documentation updates
   - drm_fb_helper_connector removed
   - mode name command handler rewrite

  fbcon:
   - Remove the fbcon notifiers

  ttm:
   - forward progress fixes

  dma-buf:
   - make mmap call optional
   - debugfs refcount fixes
   - dma-fence free with pending signals fix
   - each dma-buf gets an inode

  Panels:
   - Lots of additional panel bindings

  amdgpu:
   - initial navi10 support
   - avoid hw reset
   - HDR metadata support
   - new thermal sensors for vega asics
   - RAS fixes
   - use HMM rather than MMU notifier
   - xgmi topology via kfd
   - SR-IOV fixes
   - driver reload fixes
   - DC use a core bpc attribute
   - Aux fixes for DC
   - Bandwidth calc updates for DC
   - Clock handling refactor
   - kfd VEGAM support

  vmwgfx:
   - Coherent memory support changes

  i915:
   - HDR Support
   - HDMI i2c link
   - Icelake multi-segmented gamma support
   - GuC firmware update
   - Mule Creek Canyon PCH support for EHL
   - EHL platform updtes
   - move i915.alpha_support to i915.force_probe
   - runtime PM refactoring
   - VBT parsing refactoring
   - DSI fixes
   - struct mutex dependency reduction
   - GEM code reorg

  mali-dp:
   - Komeda driver features

  msm:
   - dsi vs EPROBE_DEFER fixes
   - msm8998 snapdragon 835 support
   - a540 gpu support
   - mdp5 and dpu interconnect support

  exynos:
   - drmP.h removal

  tegra:
   - misc fixes

  tda998x:
   - audio support improvements
   - pixel repeated mode support
   - quantisation range handling corrections
   - HDMI vendor info fix

  armada:
   - interlace support fix
   - overlay/video plane register handling refactor
   - add gamma support

  rockchip:
   - RX3328 support

  panfrost:
   - expose perf counters via hidden ioctls

  vkms:
   - enumerate CRC sources list

  ast:
   - rework BO handling

  mgag200:
   - rework BO handling

  dw-hdmi:
   - suspend/resume support

  rcar-du:
   - R8A774A1 Soc Support
   - LVDS dual-link mode support
   - Additional formats
   - Misc fixes

  omapdrm:
   - DSI command mode display support

  stm
   - fb modifier support
   - runtime PM support

  sun4i:
   - use vmap ops

  vc4:
   - binner bo binding rework

  v3d:
   - compute shader support
   - resync/sync fixes
   - job management refactoring

  lima:
   - NULL pointer in irq handler fix
   - scheduler default timeout

  virtio:
   - fence seqno support
   - trace events

  bochs:
   - misc fixes

  tc458767:
   - IRQ/HDP handling

  sii902x:
   - HDMI audio support

  atmel-hlcdc:
   - misc fixes

  meson:
   - zpos support"

* tag 'drm-next-2019-07-16' of git://anongit.freedesktop.org/drm/drm: (1815 commits)
  Revert "Merge branch 'vmwgfx-next' of git://people.freedesktop.org/~thomash/linux into drm-next"
  Revert "mm: adjust apply_to_pfn_range interface for dropped token."
  mm: adjust apply_to_pfn_range interface for dropped token.
  drm/amdgpu/navi10: add uclk activity sensor
  drm/amdgpu: properly guard the generic discovery code
  drm/amdgpu: add missing documentation on new module parameters
  drm/amdgpu: don't invalidate caches in RELEASE_MEM, only do the writeback
  drm/amd/display: avoid 64-bit division
  drm/amdgpu/psp11: simplify the ucode register logic
  drm/amdgpu: properly guard DC support in navi code
  drm/amd/powerplay: vega20: fix uninitialized variable use
  drm/amd/display: dcn20: include linux/delay.h
  amdgpu: make pmu support optional
  drm/amd/powerplay: Zero initialize current_rpm in vega20_get_fan_speed_percent
  drm/amd/powerplay: Zero initialize freq in smu_v11_0_get_current_clk_freq
  drm/amd/powerplay: Use memset to initialize metrics structs
  drm/amdgpu/mes10.1: Fix header guard
  drm/amd/powerplay: add temperature sensor support for navi10
  drm/amdgpu: fix scheduler timeout calc
  drm/amdgpu: Prepare for hmm_range_register API change (v2)
  ...
2019-07-15 19:04:27 -07:00
Mauro Carvalho Chehab
baa293e954 docs: driver-api: add a series of orphaned documents
There are lots of documents under Documentation/*.txt and a few other
orphan documents elsehwere that belong to the driver-API book.

Move them to their right place.

Reviewed-by: Cornelia Huck <cohuck@redhat.com> # vfio-related parts
Acked-by: Logan Gunthorpe <logang@deltatee.com> # switchtec
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-07-15 11:03:02 -03:00
Paul Cercueil
90b86fcc47 DRM: Add KMS driver for the Ingenic JZ47xx SoCs
Add a KMS driver for the Ingenic JZ47xx family of SoCs.
This driver is meant to replace the aging jz4740-fb driver.

This driver does not make use of the simple pipe helper, for the reason
that it will soon be updated to support more advanced features like
multiple planes, IPU integration for colorspace conversion and up/down
scaling, support for DSI displays, and TV-out and HDMI outputs.

Notes:
    v2: - Remove custom handling of panel. The panel is now discovered using
          the standard API.
        - Lots of small tweaks suggested by upstream

    v3: - Use devm_drm_dev_init()
        - Update compatible strings to -lcd instead of -drm
        - Add destroy() callbacks to plane and crtc
        - The ingenic,lcd-mode is now read from the bridge's DT node

    v4: Remove ingenic,lcd-mode property completely. The various modes are now
        deduced from the connector type, the pixel format or the bus flags.

    v5: - Fix framebuffer size incorrectly calculated for 24bpp framebuffers
        - Use 32bpp framebuffer instead of 16bpp, as it'll work with both
          16-bit and 24-bit panel
        - Get rid of drm_format_plane_cpp() which has been dropped upstream
        - Avoid using drm_format_info->depth, which is deprecated.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Tested-by: Artur Rojek <contact@artur-rojek.eu>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20190603152331.23160-2-paul@crapouillou.net
2019-06-19 13:24:14 +02:00
Mauro Carvalho Chehab
a2f405a526 docs: EDID/HOWTO.txt: convert it and rename to howto.rst
Sphinx need to know when a paragraph ends. So, do some adjustments
at the file for it to be properly parsed.

At its new index.rst, let's add a :orphan: while this is not linked to
the main index.rst file, in order to avoid build warnings.

that's said, I believe that this file should be moved to the
GPU/DRM documentation.

Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2019-06-14 14:32:29 -06:00
Maarten Lankhorst
4672b1d65f Merge remote-tracking branch 'drm/drm-next' into drm-misc-next
This picks up rc2 for us as well.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2019-05-28 09:39:08 +02:00
Dave Airlie
88cd7a2c1b drm-misc-next for v5.3, try #2:
Cross-subsystem Changes:
 - Fix device tree bindings in drm-misc-next after a botched merge.
 
 Core Changes:
 - Docbook fix for drm_hdmi_infoframe_set_hdr_metadata.
 
 Driver Changes:
 - mediatek: Fix compiler warning after merging the HDR series.
 - vc4: Rework binner bo handling.
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Merge tag 'drm-misc-next-2019-05-24' of git://anongit.freedesktop.org/drm/drm-misc into drm-next

drm-misc-next for v5.3, try #2:

UAPI Changes:
- Add HDR source metadata property.
- Make drm.h compile on GNU/kFreeBSD by including stdint.h
- Clarify how the userspace reviewer has to review new kernel UAPI.
- Clarify that for using new UAPI, merging to drm-next or drm-misc-next should be enough.

Cross-subsystem Changes:
- video/hdmi: Add unpack function for DRM infoframes.
- Device tree bindings:
  * Updating a property for Mali Midgard GPUs
  * Updating a property for STM32 DSI panel
  * Adding support for FriendlyELEC HD702E 800x1280 panel
  * Adding support for Evervision VGG804821 800x480 5.0" WVGA TFT panel
  * Adding support for the EDT ET035012DM6 3.5" 320x240 QVGA 24-bit RGB TFT.
  * Adding support for Three Five displays TFC S9700RTWV43TR-01B 800x480 panel
    with resistive touch found on TI's AM335X-EVM.
  * Adding support for EDT ETM0430G0DH6 480x272 panel.
- Add OSD101T2587-53TS driver with DT bindings.
- Add Samsung S6E63M0 panel driver with DT bindings.
- Add VXT VL050-8048NT-C01 800x480 panel with DT bindings.
- Dma-buf:
  - Make mmap callback actually optional.
  - Documentation updates.
  - Fix debugfs refcount inbalance.
  - Remove unused sync_dump function.
- Fix device tree bindings in drm-misc-next after a botched merge.

Core Changes:
- Add support for HDR infoframes and related EDID parsing.
- Remove prime sg_table caching, now done inside dma-buf.
- Add shiny new drm_gem_vram helpers for simple VRAM drivers;
  with some fixes to the new API on top.
- Small fix to job cleanup without timeout handler.
- Documentation fixes to drm_fourcc.
- Replace lookups of drm_format with struct drm_format_info;
  remove functions that become obsolete by this conversion.
- Remove double include in bridge/panel.c and some drivers.
- Remove drmP.h include from drm/edid and drm/dp.
- Fix null pointer deref in drm_fb_helper_hotplug_event().
- Remove most members from drm_fb_helper_crtc, only mode_set is kept.
- Remove race of fb helpers with userspace; only restore mode
  when userspace is not master.
- Move legacy setup from drm_file.c to drm_legacy_misc.c
- Rework scheduler job destruction.
- drm/bus was removed, remove from TODO.
- Add __drm_atomic_helper_crtc_reset() to subclass crtc_state,
  and convert some drivers to use it (conversion is not complete yet).
- Bump vblank timeout wait to 100 ms for atomic.
- Docbook fix for drm_hdmi_infoframe_set_hdr_metadata.

Driver Changes:
- sun4i: Use DRM_GEM_CMA_VMAP_DRIVER_OPS instead of definining manually.
- v3d: Small cleanups, adding support for compute shaders,
       reservation/synchronization fixes and job management refactoring,
       fixes MMU and debugfs.
- lima: Fix null pointer in irq handler on startup, set default timeout for scheduled jobs.
- stm/ltdc: Assorted fixes and adding FB modifier support.
- amdgpu: Avoid hw reset if guilty job was already signaled.
- virtio: Add seqno to fences, add trace events, use correct flags for fence allocation.
- Convert AST, bochs, mgag200, vboxvideo, hisilicon to the new drm_gem_vram API.
- sun6i_mipi_dsi: Support DSI GENERIC_SHORT_WRITE_2 transfers.
- bochs: Small fix to use PTR_RET_OR_ZERO and driver unload.
- gma500: header fixes
- cirrus: Remove unused files.
- mediatek: Fix compiler warning after merging the HDR series.
- vc4: Rework binner bo handling.

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/052875a5-27ba-3832-60c2-193d950afdff@linux.intel.com
2019-05-28 08:59:11 +10:00
Linus Walleij
5fc537bfd0 drm/mcde: Add new driver for ST-Ericsson MCDE
This adds a new DRM driver for the ST-Ericsson Multi Channel
Display Engine, MCDE display controller.

This hardware has three independent DSI hosts and can composit
and display several memory buffers onto an LCD display. It
was developed for several years inside of ST-Ericsson and
shipped with a few million mobile phones from Sony and Samsung,
as well as with the Snowball community development board.

The driver is currently pretty rudimentary but supports a
simple framebuffer so we can get penguins and graphics when
using these SoCs.

Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20190524092019.19355-1-linus.walleij@linaro.org
2019-05-24 17:00:13 +02:00
Sean Paul
374ed54293 Merge drm/drm-next into drm-misc-next
Backmerging 5.2-rc1 to -misc-next for robher

Signed-off-by: Sean Paul <seanpaul@chromium.org>
2019-05-22 16:08:21 -04:00
Thomas Gleixner
ec8f24b7fa treewide: Add SPDX license identifier - Makefile/Kconfig
Add SPDX license identifiers to all Make/Kconfig files which:

 - Have no license information of any form

These files fall under the project license, GPL v2 only. The resulting SPDX
license identifier is:

  GPL-2.0-only

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-21 10:50:46 +02:00
Thomas Zimmermann
85438a8ddf drm: Add |struct drm_gem_vram_object| and helpers
The type |struct drm_gem_vram_object| implements a GEM object for simple
framebuffer devices with dedicated video memory. The BO is either located
in VRAM or system memory.

The implementation has been created from the respective code in ast,
bochs and mgag200. These drivers copy their implementation from each
other; except for the names of several data types. The helpers are
currently build with TTM, but this is considered an implementation
detail and may change in future updates.

v5:
	* do WARN_ON_ONCE for pin-count mismatches
	* allocate only 2 entries in placements array
v4:
	* cleanups from checkpatch.pl
	* removed several fixed-size types from interfaces
	* DRM_VRAM_HELPER now selects DRM_TTM
	* remove separate config option for GEM VRAM
v2:
	* rename to |struct drm_gem_vram_object|
	* move drm_is_gem_ttm() to a later patch in the series
	* add drm_gem_vram_kmap_at()
	* return is_iomem from kmap functions
	* redefine TTM placement flags for public interface
	* documentation fixes

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: http://patchwork.freedesktop.org/patch/msgid/20190508082630.15116-2-tzimmermann@suse.de
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2019-05-15 16:17:04 +02:00
Linus Torvalds
e0654264c4 - Fix-ups
- Remove unused BACKLIGHT_LCD_SUPPORT symbol; Kconfig
    - Remove unused BACKLIGHT_CLASS_DEVICE dependencies; Kconfig
    - Add DT support; lm3630a_bl
 
  - Bug Fixes
    - Fix error path issues; lm3630a_bl
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Merge tag 'backlight-next-5.2' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/backlight

Pull backlight updates from Lee Jones:
 "Fix-ups:
   - Remove unused BACKLIGHT_LCD_SUPPORT symbol
   - Remove unused BACKLIGHT_CLASS_DEVICE dependencies
   - Add DT support to lm3630a_bl

  Bug Fixes:
   - Fix error path issues in lm3630a_bl"

* tag 'backlight-next-5.2' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/backlight:
  backlight: lm3630a: Add firmware node support
  dt-bindings: backlight: Add lm3630a bindings
  backlight: lm3630a: Return 0 on success in update_status functions
  video: lcd: Remove useless BACKLIGHT_CLASS_DEVICE dependencies
  video: backlight: Remove useless BACKLIGHT_LCD_SUPPORT kernel symbol
2019-05-14 10:45:03 -07:00
Daniel Vetter
0826936480 Merge branch 'drm-legacy-cleanup' of git://people.freedesktop.org/~airlied/linux into drm-next
Pull legacy cleanups from Dave.

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
From: Dave Airlie <airlied@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/CAPM=9tztr1GoR0gr1CXPv8FsAXE4iuoRZDWKYovtnb6oDGF-Lg@mail.gmail.com
2019-04-24 10:36:22 +02:00
Dave Airlie
848ee53894 drm/legacy: don't include any of ati_pcigart in legacy. (v2)
This could probably be done with Kconfig somehow, but I failed in my
first 2 minute attempt.

v2: use Kconfig better.

Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2019-04-24 12:32:51 +10:00
Rob Herring
f3ba91228e drm/panfrost: Add initial panfrost driver
This adds the initial driver for panfrost which supports Arm Mali
Midgard and Bifrost family of GPUs. Currently, only the T860 and
T760 Midgard GPUs have been tested.

v2:
- Add GPU reset on job hangs (Tomeu)
- Add RuntimePM and devfreq support (Tomeu)
- Fix T760 support (Tomeu)
- Add a TODO file (Rob, Tomeu)
- Support multiple in fences (Tomeu)
- Drop support for shared fences (Tomeu)
- Fill in MMU de-init (Rob)
- Move register definitions back to single header (Rob)
- Clean-up hardcoded job submit todos (Rob)
- Implement feature setup based on features/issues (Rob)
- Add remaining Midgard DT compatible strings (Rob)

v3:
- Add support for reset lines (Neil)
- Add a MAINTAINERS entry (Rob)
- Call dma_set_mask_and_coherent (Rob)
- Do MMU invalidate on map and unmap. Restructure to do a single
  operation per map/unmap call. (Rob)
- Add a missing explicit padding to struct drm_panfrost_create_bo (Rob)
- Fix 0-day error: "panfrost_devfreq.c:151:9-16: ERROR: PTR_ERR applied after initialization to constant on line 150"
- Drop HW_FEATURE_AARCH64_MMU conditional (Rob)
- s/DRM_PANFROST_PARAM_GPU_ID/DRM_PANFROST_PARAM_GPU_PROD_ID/ (Rob)
- Check drm_gem_shmem_prime_import_sg_table() error code (Rob)
- Re-order power on sequence (Rob)
- Move panfrost_acquire_object_fences() before scheduling job (Rob)
- Add NULL checks on array pointers in job clean-up (Rob)
- Rework devfreq (Tomeu)
- Fix devfreq init with no regulator (Rob)
- Various WS and comments clean-up (Rob)

Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Maxime Ripard <maxime.ripard@bootlin.com>
Cc: Sean Paul <sean@poorly.run>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: Lyude Paul <lyude@redhat.com>
Reviewed-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Reviewed-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Steven Price <steven.price@arm.com>
Signed-off-by: Marty E. Plummer <hanetzer@startmail.com>
Signed-off-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20190409205427.6943-4-robh@kernel.org
2019-04-12 12:56:46 -05:00
Dave Airlie
14d2bd53a4 drm-misc-next for 5.2:
UAPI Changes:
 -syncobj: Add TIMELINE_WAIT|QUERY|TRANSFER|TIMELINE_SIGNAL ioctls (Chunming)
 -Clarify that 1.0 can be represented by drm_color_lut (Daniel)
 
 Cross-subsystem Changes:
 -dt-bindings: Add binding for rk3066 hdmi (Johan)
 -dt-bindings: Add binding for Feiyang FY07024DI26A30-D panel (Jagan)
 -dt-bindings: Add Rocktech vendor prefix and jh057n00900 panel bindings (Guido)
 -MAINTAINERS: Add lima and ASPEED entries (Joel & Qiang)
 
 Core Changes:
 -memory: use dma_alloc_coherent when mem encryption is active (Christian)
 -dma_buf: add support for a dma_fence chain (Christian)
 -shmem_gem: fix off-by-one bug in new shmem gem helpers (Dan)
 
 Driver Changes:
 -rockchip: Add support for rk3066 hdmi (Johan)
 -ASPEED: Add driver supporting ASPEED BMC display controller to drm (Joel)
 -lima: Add driver supporting Arm Mali4xx gpus to drm (Qiang)
 -vc4/v3d: Various cleanups and improved error handling (Eric)
 -panel: Add support for Feiyang FY07024DI26A30-D MIPI-DSI panel (Jagan)
 -panel: Add support for Rocktech jh057n00900 MIPI-DSI panel (Guido)
 
 Cc: Johan Jonker <jbx6244@gmail.com>
 Cc: Christian König <christian.koenig@amd.com>
 Cc: Chunming Zhou <david1.zhou@amd.com>
 Cc: Dan Carpenter <dan.carpenter@oracle.com>
 Cc: Eric Anholt <eric@anholt.net>
 Cc: Qiang Yu <yuq825@gmail.com>
 Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
 Cc: Jagan Teki <jagan@amarulasolutions.com>
 Cc: Guido Günther <agx@sigxcpu.org>
 Cc: Joel Stanley <joel@jms.id.au>
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Merge tag 'drm-misc-next-2019-04-04' of git://anongit.freedesktop.org/drm/drm-misc into drm-next

drm-misc-next for 5.2:

UAPI Changes:
-syncobj: Add TIMELINE_WAIT|QUERY|TRANSFER|TIMELINE_SIGNAL ioctls (Chunming)
-Clarify that 1.0 can be represented by drm_color_lut (Daniel)

Cross-subsystem Changes:
-dt-bindings: Add binding for rk3066 hdmi (Johan)
-dt-bindings: Add binding for Feiyang FY07024DI26A30-D panel (Jagan)
-dt-bindings: Add Rocktech vendor prefix and jh057n00900 panel bindings (Guido)
-MAINTAINERS: Add lima and ASPEED entries (Joel & Qiang)

Core Changes:
-memory: use dma_alloc_coherent when mem encryption is active (Christian)
-dma_buf: add support for a dma_fence chain (Christian)
-shmem_gem: fix off-by-one bug in new shmem gem helpers (Dan)

Driver Changes:
-rockchip: Add support for rk3066 hdmi (Johan)
-ASPEED: Add driver supporting ASPEED BMC display controller to drm (Joel)
-lima: Add driver supporting Arm Mali4xx gpus to drm (Qiang)
-vc4/v3d: Various cleanups and improved error handling (Eric)
-panel: Add support for Feiyang FY07024DI26A30-D MIPI-DSI panel (Jagan)
-panel: Add support for Rocktech jh057n00900 MIPI-DSI panel (Guido)

Cc: Johan Jonker <jbx6244@gmail.com>
Cc: Christian König <christian.koenig@amd.com>
Cc: Chunming Zhou <david1.zhou@amd.com>
Cc: Dan Carpenter <dan.carpenter@oracle.com>
Cc: Eric Anholt <eric@anholt.net>
Cc: Qiang Yu <yuq825@gmail.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Jagan Teki <jagan@amarulasolutions.com>
Cc: Guido Günther <agx@sigxcpu.org>
Cc: Joel Stanley <joel@jms.id.au>
[airlied: fixed XA limit build breakage, Rodrigo also submitted the same patch, but
I squashed it in the merge.]
Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Sean Paul <sean@poorly.run>
Link: https://patchwork.freedesktop.org/patch/msgid/20190404201016.GA139524@art_vandelay
2019-04-05 11:38:02 +10:00
Joel Stanley
4f2a8f5898 drm: Add ASPEED GFX driver
This driver is for the ASPEED BMC SoC's GFX display hardware. This
driver runs on the ARM based BMC systems, unlike the ast driver which
runs on a host CPU and is is for a PCI graphics device.

Signed-off-by: Joel Stanley <joel@jms.id.au>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Noralf Trønnes <noralf@tronnes.org>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20190403001909.31637-3-joel@jms.id.au
2019-04-04 11:57:34 +10:30
Alexander Shiyan
8c5dc8d9f1 video: backlight: Remove useless BACKLIGHT_LCD_SUPPORT kernel symbol
We have two *_CLASS_DEVICE kernel config options (LCD_CLASS_DEVICE
and BACKLIGHT_LCD_DEVICE) that do the same job.
The patch removes useless BACKLIGHT_LCD_SUPPORT option
and converts LCD_CLASS_DEVICE into a menu.

Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Acked-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Acked-by: Daniel Thompson <daniel.thompson@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2019-04-03 11:15:57 +01:00
Dave Airlie
457109829f Merge branch 'drm-next-5.2' of git://people.freedesktop.org/~agd5f/linux into drm-next
amdgpu:
- Switch to HMM for userptr (reverted until HMM fixes land)
- New experimental SMU 11 replacement for powerplay for vega20 (not enabled by default)
- Initial RAS support for vega20
- BACO support for vega12
- BACO fixes for vega20
- Rework IH handling for page fault and retry interrupts
- Cleanly split CPU and GPU paths for GPUVM updates
- Powerplay fixes
- XGMI fixes
- Rework how DC interacts with atomic for planes
- Clean up and simplify DC/Powerplay interfaces
- Misc cleanups and bug fixes

amdkfd:
- Switch to HMM for userptr (reverted until HMM fixes land)
- Add initial RAS support
- MQD fixes

ttm:
- Unify DRM_FILE_PAGE_OFFSET handling
- Account for kernel allocations in kernel zone only
- Misc cleanups

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Alex Deucher <alexdeucher@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190402170820.22197-1-alexander.deucher@amd.com
2019-04-03 13:26:11 +10:00