Commit Graph

171 Commits

Author SHA1 Message Date
Linus Torvalds
906dde0f35 main drm pull request for 4.14 merge window
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Merge tag 'drm-for-v4.14' of git://people.freedesktop.org/~airlied/linux

Pull drm updates from Dave Airlie:
 "This is the main drm pull request for 4.14 merge window.

  I'm sending this early, as my continuing journey into fatherhood is
  occurring really soon now, I'm going to be mostly useless for the next
  couple of weeks, though I may be able to read email, I doubt I'll be
  doing much patch applications or git sending. If anything urgent pops
  up I've asked Daniel/Jani/Alex/Sean to try and direct stuff towards
  you.

  Outside drm changes:

  Some rcar-du updates that touch the V4L tree, all acks should be in
  place. It adds one export to the radix tree code for new i915 use
  case. There are some minor AGP cleanups (don't see that too often).
  Changes to the vbox driver in staging to avoid breaking compilation.

  Summary:

  core:
   - Atomic helper fixes
   - Atomic UAPI fixes
   - Add YCBCR 4:2:0 support
   - Drop set_busid hook
   - Refactor fb_helper locking
   - Remove a bunch of internal APIs
   - Add a bunch of better default handlers
   - Format modifier/blob plane property added
   - More internal header refactoring
   - Make more internal API names consistent
   - Enhanced syncobj APIs (wait/signal/reset/create signalled)

  bridge:
   - Add Synopsys Designware MIPI DSI host bridge driver

  tiny:
   - Add Pervasive Displays RePaper displays
   - Add support for LEGO MINDSTORMS EV3 LCD

  i915:
   - Lots of GEN10/CNL  support patches
   - drm syncobj support
   - Skylake+ watermark refactoring
   - GVT vGPU 48-bit ppgtt support
   - GVT performance improvements
   - NOA change ioctl
   - CCS (color compression) scanout support
   - GPU reset improvements

  amdgpu:
   - Initial hugepage support
   - BO migration logic rework
   - Vega10 improvements
   - Powerplay fixes
   - Stop reprogramming the MC
   - Fixes for ACP audio on stoney
   - SR-IOV fixes/improvements
   - Command submission overhead improvements

  amdkfd:
   - Non-dGPU upstreaming patches
   - Scratch VA ioctl
   - Image tiling modes
   - Update PM4 headers for new firmware
   - Drop all BUG_ONs.

  nouveau:
   - GP108 modesetting support.
   - Disable MSI on big endian.

  vmwgfx:
   - Add fence fd support.

  msm:
   - Runtime PM improvements

  exynos:
   - NV12MT support
   - Refactor KMS drivers

  imx-drm:
   - Lock scanout channel to improve memory bw
   - Cleanups

  etnaviv:
   - GEM object population fixes

  tegra:
   - Prep work for Tegra186 support
   - PRIME mmap support

  sunxi:
   - HDMI support improvements
   - HDMI CEC support

  omapdrm:
   - HDMI hotplug IRQ support
   - Big driver cleanup
   - OMAP5 DSI support

  rcar-du:
   - vblank fixes
   - VSP1 updates

  arcgpu:
   - Minor fixes

  stm:
   - Add STM32 DSI controller driver

  dw_hdmi:
   - Add support for Rockchip RK3399
   - HDMI CEC support

  atmel-hlcdc:
   - Add 8-bit color support

  vc4:
   - Atomic fixes
   - New ioctl to attach a label to a buffer object
   - HDMI CEC support
   - Allow userspace to dictate rendering order on submit ioctl"

* tag 'drm-for-v4.14' of git://people.freedesktop.org/~airlied/linux: (1074 commits)
  drm/syncobj: Add a signal ioctl (v3)
  drm/syncobj: Add a reset ioctl (v3)
  drm/syncobj: Add a syncobj_array_find helper
  drm/syncobj: Allow wait for submit and signal behavior (v5)
  drm/syncobj: Add a CREATE_SIGNALED flag
  drm/syncobj: Add a callback mechanism for replace_fence (v3)
  drm/syncobj: add sync obj wait interface. (v8)
  i915: Use drm_syncobj_fence_get
  drm/syncobj: Add a race-free drm_syncobj_fence_get helper (v2)
  drm/syncobj: Rename fence_get to find_fence
  drm: kirin: Add mode_valid logic to avoid mode clocks we can't generate
  drm/vmwgfx: Bump the version for fence FD support
  drm/vmwgfx: Add export fence to file descriptor support
  drm/vmwgfx: Add support for imported Fence File Descriptor
  drm/vmwgfx: Prepare to support fence fd
  drm/vmwgfx: Fix incorrect command header offset at restart
  drm/vmwgfx: Support the NOP_ERROR command
  drm/vmwgfx: Restart command buffers after errors
  drm/vmwgfx: Move irq bottom half processing to threads
  drm/vmwgfx: Don't use drm_irq_[un]install
  ...
2017-09-03 17:02:26 -07:00
Sinclair Yeh
021aba761f drm/vmwgfx: Fix F26 Wayland screen update issue
vmwgfx currently cannot support non-blocking commit because when
vmw_*_crtc_page_flip is called, drm_atomic_nonblocking_commit()
schedules the update on a thread.  This means vmw_*_crtc_page_flip
cannot rely on the new surface being bound before the subsequent
dirty and flush operations happen.

Cc: <stable@vger.kernel.org> # 4.12.x

Signed-off-by: Sinclair Yeh <syeh@vmware.com>
Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Charmaine Lee <charmainel@vmware.com>
2017-08-29 23:19:03 +02:00
Sinclair Yeh
c906965dee drm/vmwgfx: Add export fence to file descriptor support
Added code to link a fence to a out_fence_fd file descriptor and
thread out_fence_fd down to vmw_execbuf_copy_fence_user() so it can be
copied into the IOCTL reply and be passed back up the the user.

v2:
Make sure to sync and clean up in case of failure

Signed-off-by: Sinclair Yeh <syeh@vmware.com>
Reviewed-by: Deepak Singh Rawat <drawat@vmware.com>
Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
2017-08-28 17:51:46 +02:00
Dave Airlie
0c697fafc6 Linux 4.13-rc5
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Backmerge tag 'v4.13-rc5' into drm-next

Linux 4.13-rc5

There's a really nasty nouveau collision, hopefully someone can take a look
once I pushed this out.
2017-08-15 16:16:58 +10:00
Dave Airlie
739b000994 Merge branch 'drm-vmwgfx-fixes' of git://people.freedesktop.org/~syeh/repos_linux into drm-fixes
misc vmwgfx fixes.

* 'drm-vmwgfx-fixes' of git://people.freedesktop.org/~syeh/repos_linux:
  drm/vmwgfx: constify pci_device_id.
  drm/vmwgfx: Fix gcc-7.1.1 warning
  drm/vmwgfx: Fix cursor hotspot issue with Wayland on Fedora
  drm/vmwgfx: Limit max desktop dimensions to 8Kx8K
  drm/vmwgfx: dma-buf: Constify ttm_place structures.
  drm/vmwgfx: fix comment mistake for vmw_cmd_dx_set_index_buffer()
  drm/vmwgfx: Use dma_pool_zalloc
  drm/vmwgfx: Fix handling of errors returned by 'vmw_cotable_alloc()'
  drm/vmwgfx: Fix NULL pointer comparison
2017-07-24 15:57:28 +10:00
Sinclair Yeh
14979adb02 drm/vmwgfx: Fix cursor hotspot issue with Wayland on Fedora
Parts of commit <8fbf9d92a7bc> (“drm/vmwgfx: Implement the
cursor_set2 callback v2”) were not moved over when we started
atomic mode set development because at that time the DRM did
not support cursor hotspots in the fb struct.

This patch fixes what was not moved over.

Signed-off-by: Sinclair Yeh <syeh@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
Tested-by: Brian Paul <brianp@vmware.com>
2017-07-17 23:41:21 -07:00
Maarten Lankhorst
bdc362f631 drm/vmwgfx: Make check_modeset() use the new atomic iterator macros.
I don't think the checking of resources in this function is very
atomic-like, but it should definitely not use a macro that's about
to be removed.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: VMware Graphics <linux-graphics-maintainer@vmware.com>
Cc: Sinclair Yeh <syeh@vmware.com>
Cc: Thomas Hellstrom <thellstrom@vmware.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170712081344.25495-6-maarten.lankhorst@linux.intel.com
Reviewed-by: Sinclair Yeh <syeh@vmware.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
[mlankhorst: Make function static (danvet)]
2017-07-13 09:50:39 +02:00
Sean Paul
b740e76936 Merge remote-tracking branch 'airlied/drm-next' into drm-misc-next
Required for Daniel's drm_vblank_cleanup cleanup
2017-06-27 09:18:17 -04:00
Daniel Vetter
5f58e9742d drm/vmwgfx: Drop drm_vblank_cleanup
Again stopping the vblank before uninstalling the irq handler is kinda
the wrong way round, but the fb_off stuff should take care of
disabling the dsiplay at least in most cases. So drop the
drm_vblank_cleanup code since it's not really doing anything, it looks
all cargo-culted.

v2: Appease gcc better.

v3: Simplify code (Sean Paul)

Cc: Sinclair Yeh <syeh@vmware.com>
Cc: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Sean Paul <seanpaul@chromium.org>
Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170626161949.25629-1-daniel.vetter@ffwll.ch
2017-06-27 09:56:18 +02:00
Dave Airlie
925344ccc9 Linux 4.12-rc5
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BackMerge tag 'v4.12-rc5' into drm-next

Linux 4.12-rc5 for nouveau fixes
2017-06-16 13:58:27 +10:00
Sinclair Yeh
f470a7740f drm/vmwgfx: Remove unused legacy cursor functions
These function implementations and/or declarations are no longer used
now that atomic is enabled.

Signed-off-by: Sinclair Yeh <syeh@vmware.com>
Reported-by: Daniel Vetter <daniel@ffwll.ch>
Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
2017-06-07 14:42:14 +02:00
Sinclair Yeh
bbd5fefeea drm/vmwgfx: Don't create proxy surface for cursor
With atomic, the cursor surface is treated like a FB.  Creating
a proxy surface for cursor doesn't gain us much benefit.

This fixes the issue on atomic enabled 2D VMs where the cursor
disappears.

Signed-off-by: Sinclair Yeh <syeh@vmware.com>
Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
2017-06-07 12:07:35 +02:00
Robert Foss
c2c446ad29 drm: Add DRM_MODE_ROTATE_ and DRM_MODE_REFLECT_ to UAPI
Add DRM_MODE_ROTATE_ and DRM_MODE_REFLECT_ defines to the UAPI
as a convenience.

Ideally the DRM_ROTATE_ and DRM_REFLECT_ property ids are looked up
through the atomic API, but realizing that userspace is likely to take
shortcuts and assume that the enum values are what is sent over the
wire.

As a result these defines are provided purely as a convenience to
userspace applications.

Changes since v3:
 - Switched away from past tense in comments
 - Add define name change to previously mis-spelled DRM_REFLECT_X comment
 - Improved the comment for the DRM_MODE_REFLECT_<axis> comment

Changes since v2:
 - Changed define prefix from DRM_MODE_PROP_ to DRM_MODE_
 - Fix compilation errors
 - Changed comment formatting
 - Deduplicated comment lines
 - Clarified DRM_MODE_PROP_REFLECT_ comment

Changes since v1:
 - Moved defines from drm.h to drm_mode.h
 - Changed define prefix from DRM_ to DRM_MODE_PROP_
 - Updated uses of the defines to the new prefix
 - Removed include from drm_rect.c
 - Stopped using the BIT() macro

Signed-off-by: Robert Foss <robert.foss@collabora.com>
Reviewed-by: Emil Velikov <emil.velikov@collabora.com>
Reviewed-by: Sinclair Yeh <syeh@vmware.com>
Acked-by: Liviu Dudau <Liviu.Dudau@arm.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20170519205017.23307-2-robert.foss@collabora.com
2017-05-22 09:49:48 +02:00
Daniel Vetter
6d124ff845 drm: Add acquire ctx to ->gamma_set hook
Atomic helpers really want this instead of the hacked-up legacy
backoff trick, which unfortunately prevents drivers from using their
own private drm_modeset_locks.

Aside: There's a few atomic drivers (nv50, vc4, soon vmwgfx) which
don't yet use the new atomic color mgmt/gamma table stuff. Would be
nice if they could switch over and just hook up
drm_atomic_helper_legacy_gamma_set() instead.

Cc: Dave Airlie <airlied@redhat.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: Christian König <christian.koenig@amd.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: Ben Skeggs <bskeggs@redhat.com>
Cc: Sinclair Yeh <syeh@vmware.com>
Cc: Thomas Hellstrom <thellstrom@vmware.com>
Cc: Eric Anholt <eric@anholt.net>
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Sinclair Yeh <syeh@vmware.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170403083304.9083-13-daniel.vetter@ffwll.ch
2017-04-06 10:21:55 +02:00
Dave Airlie
320d8c3d38 Merge tag 'drm-misc-next-2017-03-31' of git://anongit.freedesktop.org/git/drm-misc into drm-next
drm-misc for 4.12:

Core:
- Removed some fb subsampling dimension checks from core (Ville)
- Some MST slot cleanup (Dhinakaran)
- Extracted drm_debugfs.h & drm_ioctl.h from drmP.h (Daniel)
- Added drm_atomic_helper_shutdown() to compliment suspend/resume counterparts
  (Daniel)
- Pipe context through legacy modeset to remove legacy_backoff nasties (Daniel)
- Cleanups around vblank as well as allowing lockless counter reads (Chris W.)
- VGA Switcheroo added to MAINTAINERS with Lukas Wunner as reviewer (Lukas)

Drivers:
- Enhancements to rockchip driver probe (Jeffy) and dsi (Chris Z.)
- Thunderbolt external GPU awareness added (Lukas)

* tag 'drm-misc-next-2017-03-31' of git://anongit.freedesktop.org/git/drm-misc: (63 commits)
  apple-gmux: Don't switch external DP port on 2011+ MacBook Pros
  drm/nouveau: Don't register Thunderbolt eGPU with vga_switcheroo
  drm/amdgpu: Don't register Thunderbolt eGPU with vga_switcheroo
  drm/radeon: Don't register Thunderbolt eGPU with vga_switcheroo
  PCI: Recognize Thunderbolt devices
  MAINTAINERS: Add Lukas Wunner as reviewer for vga_switcheroo
  drm: Fix locking gotcha in page_flip ioctl
  drm: Clarify the role of plane_state argument to drm_simple update().
  drm: Clear e after kfree in drm_mode_page_flip_ioctl
  drm: Convert cmpxchg(bool) back to a two step operation
  drm/bridge: ti-tfp410: support hpd via gpio
  drm: use .hword to represent 16-bit numbers
  Revert unrelated part of "drm: simplify the locking in the GETCRTC ioctl"
  drm: Fixup failure paths in drm_atomic_helper_set_config
  drm: Peek at the current counter/timestamp for vblank queries
  drm: Refactor vblank sequence number comparison
  drm: vblank cannot be enabled if dev->irq_enabled is false
  drm: Mark up accesses of vblank->enabled outside of its spinlock
  drm: Make the decision to keep vblank irq enabled earlier
  drm/atomic-helper: Remove the backoff hack from set_config
  ...
2017-04-03 16:30:24 +10:00
Sinclair Yeh
28c954299c drm/vmwgfx: Properly check display/scanout surface size
The scanout surface size is the smaller of max texture size and
max STDU size.

Signed-off-by: Sinclair Yeh <syeh@vmware.com>
Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
2017-03-31 15:21:20 -07:00
Sinclair Yeh
810b3e1683 drm/vmwgfx: Support topology greater than texture size
Most of the display servers today use a single surface to represent the
entire desktop even if it's stretched across multiple screens.

For vmwgfx with STDU, the maximum surface size is limited to the
maximum texture size on the host.  On a 2D VM, this limits our
ability to support configurations with more than one 4K monitor.

To get past this limitation, we will now allow using a large DMA buf
as the framebuffer, and take care of blitting contents from this DMA buf
to the display buffer.

Signed-off-by: Sinclair Yeh <syeh@vmware.com>
Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
2017-03-31 15:21:19 -07:00
Sinclair Yeh
904bb5e581 drm/vmwgfx: Switch over to internal atomic API for STDU
Switch over to using internal atomic API for mode set.

This removes the legacy set_config API, replacing it with
drm_atomic_helper_set_config().  The DRM helper will use various
vmwgfx-specific atomic functions to set a mode.

DRIVER_ATOMIC capability flag is not yet set, so the user mode
will still use the legacy mode set IOCTL.

v2:
* Avoid a clash between page-flip pinning and setcrtc pinning, modify
the page-flip code to use the page-flip helper and the atomic callbacks.
To enable this, we will need to add a wrapper around atomic_commit.

* Add vmw_kms_set_config() to work around vmwgfx xorg driver bug

Signed-off-by: Sinclair Yeh <syeh@vmware.com>
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
2017-03-31 15:21:12 -07:00
Sinclair Yeh
c46a30644a drm/vmwgfx: Add and connect atomic state object check/commit
This connects the main state object check and commit function.

v2
* Use drm_atomic_helper_commit() rather than a vmwgfx-specific one

Signed-off-by: Sinclair Yeh <syeh@vmware.com>
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
Acked-by: Daniel Vetter <daniel@ffwll.ch>
2017-03-31 15:21:02 -07:00
Sinclair Yeh
060e2ad570 drm/vmwgfx: Add and connect plane helper functions
Refactor previous FB and cursor plane update code into their
atomic counterparts: check, update, prepare, cleanup, and disable.

These helpers won't be called until we flip on the atomic support
flag or set drm_crtc_funcs->set_config to using the atomic
helper.

v2:
* Removed unnecessary pinning of cursor surface
* Added a few function headers

v3:
* Set clip region equal to the destination region
* Fixed surface pinning policy
* Enable SVGA mode in vmw_sou_primary_plane_prepare_fb

Signed-off-by: Sinclair Yeh <syeh@vmware.com>
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
2017-03-31 13:37:03 -07:00
Sinclair Yeh
06ec41909e drm/vmwgfx: Add and connect CRTC helper functions
Atomic mode set requires us to refactor existing vmw_stdu_crtc_set_config
code into sections that check the validity of the new mode, and sections
that actually program the hardware state.

vmw_du_crtc_atomic_check() takes CRTC-related checking code.  In a later
patch, vmw_du_primary_plane_atomic_check() will take framebuffer-related
checking code.

These helpers won't be called until we flip on the atomic support
flag or set drm_crtc_funcs->set_config to using the atomic
helper.

v2:
* The state->num_connector is actually the total number of potential
  connectors, not just the one associated with the display unit.
  The proper one to check is ->connector_mask.

* Add the check to only allow plane state to be the same as crtc state
  (Thanks to mlankhorst)

* Make sure to turn on SVGA mode before using VRAM.  SVGA mode is
  disabled in master_drop if dbdev is not running.

v3:
* Moved dot clock override to crtc_atomic_check

Signed-off-by: Sinclair Yeh <syeh@vmware.com>
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
Acked-by: Daniel Vetter <daniel@ffwll.ch>
2017-03-31 13:36:11 -07:00
Sinclair Yeh
d7721ca711 drm/vmwgfx: Connector atomic state
Add connector handling functions. Start tracking is_implicity in
the connector state.  Eventually, this field should be tracked
exclusively in a connector state.

Now that plane and connector states have been created, we can also
activate the code that use CRTC state.

Signed-off-by: Sinclair Yeh <syeh@vmware.com>
Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
2017-03-31 11:13:27 -07:00
Sinclair Yeh
cc5ec459de drm/vmwgfx: Plane atomic state
Add plane state handling functions.

We have to keep track of a few plane states so we cannot use the
DRM helper for this.

Created vmw_plane_state along with functions to reset, duplicate,
and destroty it.

v2
* Removed cursor clean up special case

Signed-off-by: Sinclair Yeh <syeh@vmware.com>
Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
Acked-by: Daniel Vetter <daniel@ffwll.ch>
2017-03-31 11:12:55 -07:00
Sinclair Yeh
9c2542a41f drm/vmwgfx: CRTC atomic state
Create and Add CRTC state.  We currently do not track any properties
or custom states so we can technically use the DRM helpers.  Creating
this code just to make potential future additions easier.

Most of the new code will be compiled but not enabled until
plane/connector state handling code is also in place.

This is the first of a series to enable atomic mode set for vmwgfx.

The atomic enabling effort was done in collaboration with Thomas
Hellstrom and the VMware Graphics Team.

Signed-off-by: Sinclair Yeh <syeh@vmware.com>
Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
2017-03-31 09:13:08 -07:00
Sinclair Yeh
36cc79bc90 drm/vmwgfx: Add universal plane support
Universal support is prerequisite for atomic mode set.

Explicitly create planes for the cursor and the primary FB.  With
a functional cursor plane, the DRM will no longer use the legacy
cursor_set2 and cursor_move entry points.

Signed-off-by: Sinclair Yeh <syeh@vmware.com>
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
2017-03-31 09:13:08 -07:00
Sinclair Yeh
27d247c678 drm/vmwgfx: Removed unused snooper.crtc field
This field is not being used anymore

Signed-off-by: Sinclair Yeh <syeh@vmware.com>
Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
2017-03-31 09:13:08 -07:00
Thomas Hellstrom
0f580386b6 drm/vmwgfx: Fix a potential integer overflow
Found by coverity.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Sinclair Yeh <syeh@vmware.com>
Reviewed-by: Charmaine Lee <charmainel@vmware.com>
2017-01-26 20:52:51 -08:00
Thomas Hellstrom
8cd9f25147 drm/vmwgfx: Clear uninitialized fields of a parameter
The uninitialized field is not currently used, but might be in the future,
and static analyzers complain.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Sinclair Yeh <syeh@vmware.com>
Reviewed-by: Charmaine Lee <charmainel@vmware.com>
2017-01-26 20:52:17 -08:00
Ville Syrjälä
a3f913ca98 drm: Pass 'dev' to drm_helper_mode_fill_fb_struct()
Pass the drm_device to drm_helper_mode_fill_fb_struct() so that we can
populate fb->dev early. Will make it easier to use the fb before we
register it.

@@
identifier fb, mode_cmd;
@@
 void drm_helper_mode_fill_fb_struct(
+				     struct drm_device *dev,
				     struct drm_framebuffer *fb,
				     const struct drm_mode_fb_cmd2 *mode_cmd
				     );

@@
identifier fb, mode_cmd;
@@
 void drm_helper_mode_fill_fb_struct(
+				     struct drm_device *dev,
				     struct drm_framebuffer *fb,
				     const struct drm_mode_fb_cmd2 *mode_cmd
				     )
{ ... }

@@
function func;
identifier dev;
expression E1, E2;
@@
func(struct drm_device *dev, ...)
{
 ...
 drm_helper_mode_fill_fb_struct(
+				dev,
				E1, E2);
 ...
}

@@
expression E1, E2;
@@
 drm_helper_mode_fill_fb_struct(
+				dev,
				E1, E2);

v2: Rerun spatch due to code changes

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1481748539-18283-1-git-send-email-ville.syrjala@linux.intel.com
2016-12-15 14:03:30 +02:00
Daniel Vetter
dabdcdc982 drm/vmwgfx: Switch to mode_cmd2
Surprisingly few changes needed to make it happen. Compile-tested
only. The idea is that this replaces the 2 patches from Ville's big
fb->format patch series as a prep patch. Only impact to later patches
should be the one instace added in this patch where we look at
fb->pixel_format (instead of fb->bpp and fb->depth), so minor
adjustements in the cocci-generated patches needed.

v2: Restore pitch computation in vmw_fb_kms_framebuffer (Sinclair).

Cc: ville.syrjala@linux.intel.com
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: linux-graphics-maintainer@vmware.com
Cc: Sinclair Yeh <syeh@vmware.com>
Cc: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Sinclair Yeh <syeh@vmware.com>
Acked-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20161202070740.31689-1-daniel.vetter@ffwll.ch
2016-12-02 17:15:20 +01:00
Eric Engestrom
b3c11ac267 drm: move allocation out of drm_get_format_name()
The function's behaviour was changed in 90844f0004, without changing
its signature, causing people to keep using it the old way without
realising they were now leaking memory.
Rob Clark also noticed it was also allocating GFP_KERNEL memory in
atomic contexts, breaking them.

Instead of having to allocate GFP_ATOMIC memory and fixing the callers
to make them cleanup the memory afterwards, let's change the function's
signature by having the caller take care of the memory and passing it to
the function.
The new parameter is a single-field struct in order to enforce the size
of its buffer and help callers to correctly manage their memory.

Fixes: 90844f0004 ("drm: make drm_get_format_name thread-safe")
Cc: Rob Clark <robdclark@gmail.com>
Cc: Christian König <christian.koenig@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Rob Clark <robdclark@gmail.com>
Acked-by: Sinclair Yeh <syeh@vmware.com> (vmwgfx)
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Suggested-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Eric Engestrom <eric@engestrom.ch>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20161112011309.9799-1-eric@engestrom.ch
2016-11-12 14:19:38 +01:00
Laurent Pinchart
6c5d064a2d drm: vmwgfx: Replace drm_fb_get_bpp_depth() with drm_format_info()
The driver is the last users of the drm_fb_get_bpp_depth() function. It
should ideally be converted to use struct drm_mode_fb_cmd2 instead of
the legacy struct drm_mode_fb_cmd internally, but that will require
broad changes across the code base. As a first step, replace
drm_fb_get_bpp_depth() with drm_format_info() in order to stop exporting
the function to drivers.

The new DRM_ERROR() message comes from the vmw_create_dmabuf_proxy(),
vmw_kms_new_framebuffer_surface() and vmw_kms_new_framebuffer_dmabuf()
functions that currently print an error if the pixel format is
unsupported.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Sinclair Yeh <syeh@vmware.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Archit Taneja <architt@codeaurora.org>
Link: http://patchwork.freedesktop.org/patch/msgid/1476744081-24485-12-git-send-email-laurent.pinchart@ideasonboard.com
2016-10-18 15:23:53 +05:30
Dave Airlie
5e580523d9 Linux 4.7
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Backmerge tag 'v4.7' into drm-next

Linux 4.7

As requested by Daniel Vetter as the conflicts were getting messy.
2016-07-26 17:26:29 +10:00
Sinclair Yeh
04319d89fb drm/vmwgfx: Add an option to change assumed FB bpp
Offer an option for advanced users who want larger modes at 16bpp.

This becomes necessary after the fix: "Work around mode set
failure in 2D VMs."  Without this patch, there would be no way
for existing advanced users to get to a high res mode, and the
regression is they will likely get a black screen after a software
update on their current VM.

Signed-off-by: Sinclair Yeh <syeh@vmware.com>
Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
Cc: <stable@vger.kernel.org>
2016-07-01 10:47:48 -07:00
Sinclair Yeh
7c20d213dd drm/vmwgfx: Work around mode set failure in 2D VMs
In a low-memory 2D VM, fbdev can take up a large percentage of
available memory, making them unavailable for other DRM clients.

Since we do not take fbdev into account when filtering modes,
we end up claiming to support more modes than we actually do.

As a result, users get a black screen when setting a mode too
large for current available memory.  In a low-memory VM
configuration, users can get a black screen for a mode as low
as 1024x768.

The current mode filtering mechanism keys off of
SVGA_REG_SUGGESTED_GBOBJECT_MEM_SIZE_KB, i.e. the maximum amount
of surface memory we have.  Since this value is a performance
suggestion, not a hard limit, and since there should not be much
of a performance impact for a 2D VM, rather than filtering out
more modes, we will just allow ourselves to exceed the SVGA's
performance suggestion.

Also changed assumed bpp to 32 from 16 to make sure we can
actually support all the modes listed.

Signed-off-by: Sinclair Yeh <syeh@vmware.com>
Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
Cc: <stable@vger.kernel.org>
2016-07-01 10:47:48 -07:00
Maarten Lankhorst
7ea7728387 drm/core: Change declaration for gamma_set.
Change return value to int to propagate errors from gamma_set,
and remove start parameter. Updates always use the full size,
and some drivers even ignore the start parameter altogether.

This is needed for atomic drivers, where an atomic commit can
fail with -EINTR or -ENOMEM and should be restarted. This is already
and issue for drm_atomic_helper_legacy_set_gamma, which this patch
fixes up.

Changes since v1:
- Fix compiler warning. (Emil)
- Fix commit message (Daniel)

Cc: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Cc: Christian König <christian.koenig@amd.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Patrik Jakobsson <patrik.r.jakobsson@gmail.com>
Cc: Ben Skeggs <bskeggs@redhat.com>
Cc: Eric Anholt <eric@anholt.net>
Cc: VMware Graphics <linux-graphics-maintainer@vmware.com>
Cc: Mathieu Larouche <mathieu.larouche@matrox.com>
Cc: Thierry Reding <treding@nvidia.com>
Acked-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com>
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
[danvet: Improve commit message a bit more, mention that this fixes
the helper.]
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/742944bc-9f41-1acb-df4f-0fd4c8a10168@linux.intel.com
2016-06-07 15:30:09 +02:00
Thomas Hellstrom
93cd16817a drm/vmwgfx: Kill some lockdep warnings
Some global KMS state that is elsewhere protected by the mode_config
mutex here needs to be protected with a local mutex. Remove corresponding
lockdep checks and introduce a new driver-private global_kms_state_mutex,
and make sure its locking order is *after* the crtc locks in order to
avoid having to release those when the new mutex is taken.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Sinclair Yeh <syeh@vmware.com>
Cc: <stable@vger.kernel.org> # 4.6
2016-05-20 17:05:55 +02:00
Christian König
dfd5e50ea4 drm/ttm: remove use_ticket parameter from ttm_bo_reserve
Not used any more.

Reviewed-by: Sinclair Yeh <syeh@vmware.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2016-05-04 20:21:21 -04:00
Thomas Hellstrom
6dd687b42f drm/vmwgfx: Calculate the cursor position based on the crtc gui origin
Base the cursor position on the coordinate of the crtc origin in the
gui coordinate system rather than in the framebuffer coordinate system.

With explicit placement, these may differ (for example when two crtcs
scan out of the same framebuffer location).

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Sinclair Yeh <syeh@vmware.com>
2016-03-14 14:59:10 +01:00
Thomas Hellstrom
76404ac0a2 drm/vmwgfx: Add connector properties to switch between explicit and implicit placement
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Sinclair Yeh <syeh@vmware.com>
2016-03-14 14:58:58 +01:00
Thomas Hellstrom
578e609a09 drm/vmwgfx: Add suggested screen x and y connector properties
Introduced by qxl, add these properties as a generic way to tell a
display manager about the GUI layout.

Also add the hotplug_mode_update_property which advises display managers to
reread the mode list on a hotplug event.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Jakob Bornecrantz <jakob@vmware.com>
2016-03-14 14:58:46 +01:00
Thomas Hellstrom
75c0685549 drm/vmwgfx: Break out implicit fb code
Preparation for supporting explicit fbs for screen objects and screen
targets.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Sinclair Yeh <syeh@vmware.com>
2016-03-14 14:57:56 +01:00
Thomas Hellstrom
897b818077 drm/vmwgfx: Fix screen object page flips for large framebuffers
For page flips the framebuffer may be much larger than the crtc
scanout area and may be attached to multiple crtcs.
When flipping a crtc, make sure we dirty only that crtc's area of the
framebuffer.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Sinclair Yeh <syeh@vmware.com>
2016-03-14 14:56:23 +01:00
Thomas Hellstrom
a50e2bf5a0 drm/vmwgfx: Fix a width / pitch mismatch on framebuffer updates
When the framebuffer is a vmwgfx dma buffer and a proxy surface is
created, the vmw_kms_update_proxy() function requires that the proxy
surface width and the framebuffer pitch are compatible, otherwise
display corruption occurs as seen in gnome-shell/native with software
3D. Since the framebuffer pitch is determined by user-space, allocate
a proxy surface the width of which is based on the framebuffer pitch
rather than on the framebuffer width.

Cc: <stable@vger.kernel.org>
Reported-by: Raphael Hertzog <buxy@kali.org>
Tested-by:  Mati Aharoni <muts@kali.org>
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2016-01-14 07:56:46 +10:00
Dave Airlie
20f8e032e6 Backmerge drm-fixes merge into Linus's tree into drm-next.
This merges '5b726e06d6e8309e5c9ef4109a32caf27c71dfc8' into drm-next

Just to resolve some merges to make Daniel's life easier.

Signed-off-by: DAve Airlie <airlied@redhat.com>
2015-12-24 08:08:47 +10:00
Ville Syrjälä
d7955fcff8 drm/vmwgfx: Constify function pointer structs
Moves a bunch of junk to .rodata from .data.

 drivers/gpu/drm/vmwgfx/vmwgfx.ko:
-.text                       132244
+.text                       132240
-.rodata                      18296
+.rodata                      18680
-.data                         5096
+.data                         4712

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1450178476-26284-28-git-send-email-boris.brezillon@free-electrons.com
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2015-12-15 13:49:04 +01:00
Ville Syrjälä
6af3e65612 drm: Drop drm_helper_probe_single_connector_modes_nomerge()
Now that the mode type bit merge logic is fixed to only merge
between new probed modes, hopefully we can eliminat the special
case for qxl and virtio. That is make the merge the mode type
bits from all matching new probed modes, just like every other
driver.

qxl and virtio got excluded from the merging in
commit 3fbd6439e4 ("drm: copy mode type in drm_mode_connector_list_update()")
commit abce1ec9b0 ("Revert "drm: copy mode type in drm_mode_connector_list_update()"")
commit b87577b7c7 ("drm: try harder to avoid regression when merging mode bits")

Cc: Marc-André Lureau <marcandre.lureau@redhat.com>
Cc: Dave Airlie <airlied@redhat.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Adam Jackson <ajax@redhat.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
[danvet: Resolve conflicts with doc updates.]
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2015-12-11 09:32:53 +01:00
Daniel Vetter
f80de66eca drm/vmwgfx: Drop dummy save/restore hooks
These hooks will be gone soon.

Cc: Thomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1449218769-16577-12-git-send-email-daniel.vetter@ffwll.ch
Reviewed-by: Thierry Reding <treding@nvidia.com>
2015-12-08 16:07:55 +01:00
Thomas Hellstrom
8fbf9d92a7 drm/vmwgfx: Implement the cursor_set2 callback v2
Fixes native drm clients like Fedora 23 Wayland which now appears to
be able to use cursor hotspots without strange cursor offsets.
Also fixes a couple of ignored error paths.

Since the core drm cursor hotspot is incompatible with the legacy vmwgfx
hotspot (the core drm hotspot is reset when the drm_mode_cursor ioctl
is used), we need to keep track of both and add them when the device
hotspot is set. We assume that either is always zero.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Sinclair Yeh <syeh@vmware.com>
2015-12-08 12:55:46 +01:00
Ville Syrjälä
1eb83451ba drm: Pass the user drm_mode_fb_cmd2 as const to .fb_create()
Drivers shouldn't clobber the passed in addfb ioctl parameters.
i915 was doing just that. To prevent it from happening again,
pass the struct around as const, starting all the way from
internal_framebuffer_create().

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2015-11-24 11:47:38 +01:00