openwrt/staging/blogic.git
8 years agodrm/msm: make iommu port names const'ier
Rob Clark [Thu, 25 Feb 2016 05:49:43 +0000 (11:19 +0530)]
drm/msm: make iommu port names const'ier

Signed-off-by: Rob Clark <robdclark@gmail.com>
8 years agodrm/msm/mdp: Use atomic helper to set crtc property
Archit Taneja [Thu, 25 Feb 2016 05:49:42 +0000 (11:19 +0530)]
drm/msm/mdp: Use atomic helper to set crtc property

Assign drm_atomic_helper_crtc_set_property helper to MDP4 and MDP5
crtcs' set_property ops. This replaces the custom funcs that
returned an error even for standard crtc properties.

Signed-off-by: Archit Taneja <architt@codeaurora.org>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Rob Clark <robdclark@gmail.com>
8 years agodt-bindings: msm/hdmi: Add HDMI PHY bindings
Archit Taneja [Thu, 25 Feb 2016 05:52:45 +0000 (11:22 +0530)]
dt-bindings: msm/hdmi: Add HDMI PHY bindings

Add HDMI PHY bindings. Update the example to use HDMI PHY.

Added a missing power-domains property in the HDMI core bindings. Also,
simplified HDMI TX's DT node name in the example.

Cc: devicetree@vger.kernel.org
Cc: Rob Herring <robh@kernel.org>
Signed-off-by: Archit Taneja <architt@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
Acked-by: Rob Herring <robh@kernel.org>
8 years agodrm/msm/hdmi: HDMI 8996 PHY/PLL support
Archit Taneja [Thu, 25 Feb 2016 05:52:44 +0000 (11:22 +0530)]
drm/msm/hdmi: HDMI 8996 PHY/PLL support

Add support for the HDMI PHY/PLL found in MSM8996/APQ8096.

Unlike the previous PHYs supported in the driver, this doesn't need
the powerup/powerdown ops. The PLL prepare/unprepare clock ops
enable/disable the phy itself.

Signed-off-by: Archit Taneja <architt@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
8 years agodrm/msm/hdmi: Update generated headers for HDMI 8996 PHY
Archit Taneja [Thu, 25 Feb 2016 05:52:43 +0000 (11:22 +0530)]
drm/msm/hdmi: Update generated headers for HDMI 8996 PHY

Adds HDMI 8996 PHY offsets. The offsets are divided into 3 parts:
- Core HDMI PHY registers
- HDMI PLL registers (part of QSERDES block)
- HDMI TX lane registers (part of QSERDES block)

Signed-off-by: Archit Taneja <architt@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
8 years agodrm/msm/hdmi: Update generated headers to split PHY/PLL offsets
Archit Taneja [Thu, 25 Feb 2016 05:52:42 +0000 (11:22 +0530)]
drm/msm/hdmi: Update generated headers to split PHY/PLL offsets

- Create separate domains for 8960 PHY and PLL
- Create separate domains for 8x60 PHY

Signed-off-by: Archit Taneja <architt@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
8 years agodrm/msm/hdmi: Convert PHY files according to new design
Archit Taneja [Thu, 25 Feb 2016 05:52:41 +0000 (11:22 +0530)]
drm/msm/hdmi: Convert PHY files according to new design

Remove the old PHY ops managed by hdmi_platform_config and use them as ops
provided by the HDMI PHY driver.

Remove the old HDMI 8960 PLL code that used the top level HDMI TX mmio
base.

NOTE: With this commit, HDMI functionality will break until the HDMI
PHY/PLL register offsets in hdmi.xml.h aren't updated to be used as
separate domains.

Signed-off-by: Archit Taneja <architt@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
8 years agodrm/msm/hdmi: Make HDMI core get its PHY
Archit Taneja [Thu, 25 Feb 2016 05:52:40 +0000 (11:22 +0530)]
drm/msm/hdmi: Make HDMI core get its PHY

Make HDMI core get its PHY by parsing the "phys" phandle. The core will use
this PHY reference to enable/disable PHY. The driver defers probe until PHY
isn't available.

The DT bindings used here is the same as the one used for PHYs using the
common PHY framework bindings.

Signed-off-by: Archit Taneja <architt@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
8 years agodrm/msm/hdmi: Manage HDMI PLL through PHY driver
Archit Taneja [Thu, 25 Feb 2016 05:52:39 +0000 (11:22 +0530)]
drm/msm/hdmi: Manage HDMI PLL through PHY driver

Add a helper to initialize PLL in the PHY driver. HDMI PLLs are going to
have their own mmio base different from that of PHY.

For the clock code in hdmi_phy_8960.c, some changes were needed for it to
work with the updated register offsets. Create a copy of the updated clock
code in hdmi_pll_8960.c, instead of rewriting it in hdmi_phy_8960.c
itself. This removes the need to place CONFIG_COMMON_CLOCK checks all
around, makes the code more legible, and also removes some old checkpatch
warnings with the original code.

The older hdmi pll clock ops in hdmi_phy_8960.c will be removed later. The
driver will use these until the HDMI PHY/PLL register offsets aren't
considered as separate domains (i.e. their offsets start from 0).

Signed-off-by: Archit Taneja <architt@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
8 years agodrm/msm/hdmi: Create a separate HDMI PHY driver
Archit Taneja [Thu, 25 Feb 2016 05:52:38 +0000 (11:22 +0530)]
drm/msm/hdmi: Create a separate HDMI PHY driver

Create a PHY device that represents the TX PHY and PLL parts of the HDMI
block.

This makes management of PHY specific resources (regulators and clocks)
much easier, and makes the PHY and PLL usable independently. It also
simplifies the core HDMI driver, which currently assigns phy ops among
many other things.

The PHY driver implementation done here is very similar to the PHY driver
we already have for DSI.

Keep the old hdmi_phy_funcs ops for now. The driver will use these until
the HDMI PHY/PLL register offsets aren't considered as separate
domains (i.e. their offsets start from 0).

The driver doesn't use the common PHY framework for now. This is because
it's hard to map our ops with the ops provided by the framework. The
bindings used for this is the generic phy bindings. So, this can be
adapted to the PHY framework in the future, if possible.

Signed-off-by: Archit Taneja <architt@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
8 years agodrm/msm/hdmi: Fix connector detect when there is no HPD gpio
Archit Taneja [Thu, 25 Feb 2016 05:52:37 +0000 (11:22 +0530)]
drm/msm/hdmi: Fix connector detect when there is no HPD gpio

Some platforms may not have a HPD gpio line to detect Hot Plug signal from
the connector. They need to rely only on reading REG_HDMI_HPD_INT_STATUS
for HPD.

Modify hdmi_connector_detect logic such that it checks for HPD only using
the status register if there is no HPD gpio.

Signed-off-by: Archit Taneja <architt@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
8 years agodrm/msm/hdmi: Clean up connector gpio usage
Archit Taneja [Thu, 25 Feb 2016 05:52:36 +0000 (11:22 +0530)]
drm/msm/hdmi: Clean up connector gpio usage

Make gpio allocation and usage iterative by parsing the gpios on a given
platform from a list. This gives us flexibility over what all gpios exist
for a platform, whether they are input or output, and what value they
should be set to.

In particular, this will make HDMI on 8x96 platforms easier to integrate
with the driver, as it doesn't have a HPD gpio input to them. Also, it
cleans things up a bit.

We still use the legacy gpio api here, as we might need to backport this
driver to downstream kernels.

Signed-off-by: Archit Taneja <architt@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
8 years agoMerge branch 'drm-rockchip-next-2016-02-18' of https://github.com/markyzq/kernel...
Dave Airlie [Fri, 19 Feb 2016 03:10:18 +0000 (13:10 +1000)]
Merge branch 'drm-rockchip-next-2016-02-18' of https://github.com/markyzq/kernel-drm-rockchip into drm-next

add Innosilicon HDMI support.

* 'drm-rockchip-next-2016-02-18' of https://github.com/markyzq/kernel-drm-rockchip:
  dt-bindings: add document for Innosilicon HDMI on Rockchip platform
  drm/rockchip: hdmi: add Innosilicon HDMI support

8 years agoMerge tag 'drm-vc4-next-2016-02-17' of github.com:anholt/linux into drm-next
Dave Airlie [Fri, 19 Feb 2016 02:51:43 +0000 (12:51 +1000)]
Merge tag 'drm-vc4-next-2016-02-17' of github.com:anholt/linux into drm-next

This pull request brings in overlay plane support for vc4.

* tag 'drm-vc4-next-2016-02-17' of github.com:anholt/linux:
  drm/vc4: Add support for YUV planes.
  drm/vc4: Add support a few more RGB display plane formats.
  drm/vc4: Add support for scaling of display planes.
  drm/vc4: Fix which value is being used for source image size.
  drm/vc4: Add more display planes to each CRTC.
  drm/vc4: Make the CRTCs cooperate on allocating display lists.
  drm/vc4: Add a proper short-circut path for legacy cursor updates.
  drm/vc4: Move the plane clipping/scaling setup to a separate function.
  drm/vc4: Add missing __iomem annotation to hw_dlist.
  drm/vc4: Improve comments on vc4_plane_state members.

8 years agoMerge branch 'drm-next-4.6' of git://people.freedesktop.org/~agd5f/linux into drm...
Dave Airlie [Fri, 19 Feb 2016 01:13:01 +0000 (11:13 +1000)]
Merge branch 'drm-next-4.6' of git://people.freedesktop.org/~agd5f/linux into drm-next

First radeon and amdgpu pull request for 4.6.  Highlights:
- ACP support for APUs with i2s audio
- CS ioctl optimizations
- GPU scheduler optimizations
- GPUVM optimizations
- Initial GPU reset support (not enabled yet)
- New powerplay sysfs interface for manually selecting clocks
- Powerplay fixes
- Virtualization fixes
- Removal of hw semaphore support
- Lots of other misc fixes and cleanups

* 'drm-next-4.6' of git://people.freedesktop.org/~agd5f/linux: (118 commits)
  drm/amdgpu: Don't call interval_tree_remove in amdgpu_mn_destroy
  drm/amdgpu: Fix race condition in amdgpu_mn_unregister
  drm/amdgpu: cleanup gem init/finit
  drm/amdgpu: rework GEM info printing
  drm/amdgpu: print the GPU offset as well in gem_info
  drm/amdgpu: optionally print the pin count in gem_info as well
  drm/amdgpu: print the BO size only once in amdgpu_gem_info
  drm/amdgpu: print pid as integer
  drm/amdgpu: remove page flip work queue v3
  drm/amdgpu: stop blocking for page filp fences
  drm/amdgpu: stop calling amdgpu_gpu_reset from the flip code
  drm/amdgpu: remove fence reset detection leftovers
  drm/amdgpu: Fix race condition in MMU notifier release
  drm/radeon: Fix WARN_ON if DRM_DP_AUX_CHARDEV is enabled
  drm/amdgpu/vi: move uvd tiling config setup into uvd code
  drm/amdgpu/vi: move sdma tiling config setup into sdma code
  drm/amdgpu/cik: move uvd tiling config setup into uvd code
  drm/amdgpu/cik: move sdma tiling config setup into sdma code
  drm/amdgpu/gfx7: rework gpu_init()
  drm/amdgpu/gfx: clean up harvest configuration (v2)
  ...

8 years agoMerge tag 'topic/drm-misc-2016-02-18' of git://anongit.freedesktop.org/drm-intel...
Dave Airlie [Fri, 19 Feb 2016 00:57:44 +0000 (10:57 +1000)]
Merge tag 'topic/drm-misc-2016-02-18' of git://anongit.freedesktop.org/drm-intel into drm-next

Misc stuff all over:
- more mode_fixup removal from Carlos, there's another final pile still
  left.
- final bits of vgaswitcheroo from Lukas for apple gmux, we're still
  discussing an api cleanup patch to make it a bit more abuse-safe as a
  follow-up
- dp aux interface for userspace for tools&tests from Rafael Antognolli
- actual interface parts for dma-buf flushing for userspace mmap
- few small bits all over

- vgaswitcheroo support for apple gmux from Lukas Wunner
- checks for ->mode_fixup in non-atomic helpers from Carlos Palminha, plus
  removing dummy funcs from drivers. Carlos promised to follow up with
  more, since there's lots more silly dummy functions around.
- dma-buf patches from Tiago, except the ioctl itself (that needed a
  respin to address review from David Herrmann)
- encoder mask for atomic from Maarten
- bunch of random things all over.

* tag 'topic/drm-misc-2016-02-18' of git://anongit.freedesktop.org/drm-intel: (57 commits)
  drm/udl: Use module_usb_driver
  drm: fixes crct set_mode when crtc mode_fixup is null.
  drm/tilcdc: removed optional dummy encoder mode_fixup function.
  drm/sti: removed optional dummy encoder mode_fixup function.
  drm/rockchip: removed optional dummy encoder mode_fixup function.
  drm/qxl: removed optional dummy encoder mode_fixup function.
  drm/mgag200: removed optional dummy encoder mode_fixup function.
  drm/msm/mdp: removed optional dummy encoder mode_fixup function.
  drm/imx: removed optional dummy encoder mode_fixup function.
  drm/gma500: removed optional dummy encoder mode_fixup function.
  drm/radeon: removed optional dummy encoder mode_fixup function.
  drm/cirrus: removed optional dummy encoder mode_fixup function.
  drm/bochs: removed optional dummy encoder mode_fixup function.
  drm/ast: removed optional dummy encoder mode_fixup function.
  drm/amdgpu: removed optional dummy encoder mode_fixup function.
  drm/exynos: removed optional dummy encoder mode_fixup function.
  drm/udl: removed optional dummy encoder mode_fixup function.
  drm/virtio: removed optional dummy encoder mode_fixup function.
  drm/fb_helper: Use add_one_connector in add_all_connectors.
  drm/fb_helper: Use correct allocation count for arrays.
  ...

8 years agodt-bindings: add document for Innosilicon HDMI on Rockchip platform
Yakir Yang [Fri, 29 Jan 2016 07:10:33 +0000 (15:10 +0800)]
dt-bindings: add document for Innosilicon HDMI on Rockchip platform

Signed-off-by: Yakir Yang <ykk@rock-chips.com>
Acked-by: Rob Herring <robh@kernel.org>
8 years agodrm/rockchip: hdmi: add Innosilicon HDMI support
Yakir Yang [Wed, 3 Feb 2016 09:44:57 +0000 (17:44 +0800)]
drm/rockchip: hdmi: add Innosilicon HDMI support

The Innosilicon HDMI is a low power HDMI 1.4 transmitter
IP, and it have been integrated on some rockchip CPUs
(like RK3036, RK312x).

Signed-off-by: Yakir Yang <ykk@rock-chips.com>
Tested-by: Heiko Stuebner <heiko@sntech.de>
8 years agodrm/amdgpu: Don't call interval_tree_remove in amdgpu_mn_destroy
Felix Kuehling [Tue, 16 Feb 2016 20:31:30 +0000 (15:31 -0500)]
drm/amdgpu: Don't call interval_tree_remove in amdgpu_mn_destroy

rbtree_postorder_for_each_entry_safe can skip over some entries if
the tree is rebalanced in interval_tree_remove. interval_tree_remove
is also redundant when the tree is just about to be freed.

Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
8 years agodrm/amdgpu: Fix race condition in amdgpu_mn_unregister
Felix Kuehling [Tue, 16 Feb 2016 20:29:23 +0000 (15:29 -0500)]
drm/amdgpu: Fix race condition in amdgpu_mn_unregister

Exchange locking order of adev->mn_lock and mm_sem, so that
rmn->mm->mmap_sem can be taken safely, protected by adev->mn_lock,
when amdgpu_mn_destroy runs concurrently.

Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
8 years agodrm/udl: Use module_usb_driver
Amitoj Kaur Chawla [Wed, 17 Feb 2016 12:13:27 +0000 (17:43 +0530)]
drm/udl: Use module_usb_driver

Macro module_usb_driver is used for drivers whose init and exit paths
only register and unregister to usb API. So remove boilerplate code to
make code simpler by using module_usb_driver.

This change was made with the help of the following Coccinelle
semantic patch:

//<smpl>
@a@
identifier f, x;
@@
-static f(...) { return usb_register(&x); }

@b depends on a@
identifier e, a.x;
@@
-static e(...) { usb_deregister(&x); }

@c depends on a && b@
identifier a.f;
declarer name module_init;
@@
-module_init(f);

@d depends on a && b && c@
identifier b.e, a.x;
declarer name module_exit;
declarer name module_usb_driver;
@@
-module_exit(e);
+module_usb_driver(x);
//</smpl>

Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20160217121327.GA29682@amitoj-Inspiron-3542
8 years agoMerge branch 'topic/mode_fixup-optional' into topic/drm-misc
Daniel Vetter [Wed, 17 Feb 2016 13:15:42 +0000 (14:15 +0100)]
Merge branch 'topic/mode_fixup-optional' into topic/drm-misc

Pull in pile of patches from Carlos to remove now redundant mode_fixup
hooks for encoders.

Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
8 years agodrm/amdgpu: cleanup gem init/finit
Christian König [Mon, 15 Feb 2016 15:59:57 +0000 (16:59 +0100)]
drm/amdgpu: cleanup gem init/finit

Remove the double housekeeping and use something sane to
forcefuly delete BOs on unload.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: rework GEM info printing
Christian König [Mon, 15 Feb 2016 14:23:00 +0000 (15:23 +0100)]
drm/amdgpu: rework GEM info printing

Print BOs grouped per client.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: print the GPU offset as well in gem_info
Christian König [Mon, 15 Feb 2016 16:36:22 +0000 (17:36 +0100)]
drm/amdgpu: print the GPU offset as well in gem_info

To easily find which memory is used.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: optionally print the pin count in gem_info as well
Christian König [Mon, 15 Feb 2016 11:41:37 +0000 (12:41 +0100)]
drm/amdgpu: optionally print the pin count in gem_info as well

Usefull when debugging page flipping.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: print the BO size only once in amdgpu_gem_info
Christian König [Mon, 15 Feb 2016 12:01:23 +0000 (13:01 +0100)]
drm/amdgpu: print the BO size only once in amdgpu_gem_info

Splitting it into KB/MB is just confusing.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: print pid as integer
Christian König [Mon, 15 Feb 2016 14:28:34 +0000 (15:28 +0100)]
drm/amdgpu: print pid as integer

Not sure why somebody thought that this is a long.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: remove page flip work queue v3
Christian König [Thu, 11 Feb 2016 16:31:37 +0000 (17:31 +0100)]
drm/amdgpu: remove page flip work queue v3

Just use the system queue now that we don't block any more.

v2: handle DAL as well.
v3: agd: split DAL changes out

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Mykola Lysenko <mykola.lysenko@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com> (v1)
8 years agodrm/amdgpu: stop blocking for page filp fences
Christian König [Thu, 11 Feb 2016 14:48:30 +0000 (15:48 +0100)]
drm/amdgpu: stop blocking for page filp fences

Just register an callback and reschedule the work item if necessary.

Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: stop calling amdgpu_gpu_reset from the flip code
Christian König [Thu, 11 Feb 2016 13:51:47 +0000 (14:51 +0100)]
drm/amdgpu: stop calling amdgpu_gpu_reset from the flip code

We don't return -EDEADLK any more.

Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: remove fence reset detection leftovers
Christian König [Thu, 11 Feb 2016 13:42:33 +0000 (14:42 +0100)]
drm/amdgpu: remove fence reset detection leftovers

wait_event() never returns before the fence was signaled.

Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: Fix race condition in MMU notifier release
Felix Kuehling [Thu, 14 Jan 2016 05:35:08 +0000 (00:35 -0500)]
drm/amdgpu: Fix race condition in MMU notifier release

The release notifier can get called a second time from
mmu_notifier_unregister depending on a race between
__mmu_notifier_release and amdgpu_mn_destroy. Use
mmu_notifier_unregister_no_release to avoid this.

Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
8 years agodrm/vc4: Add support for YUV planes.
Eric Anholt [Wed, 30 Dec 2015 20:25:44 +0000 (12:25 -0800)]
drm/vc4: Add support for YUV planes.

This supports 420 and 422 subsampling with 2 or 3 planes, tested with
modetest.  It doesn't set up chroma subsampling position (which it
appears KMS doesn't deal with yet).

The LBM memory is overallocated in many cases, but apparently the docs
aren't quite correct and I'll probably need to look at the hardware
source to really figure it out.

Signed-off-by: Eric Anholt <eric@anholt.net>
8 years agodrm/vc4: Add support a few more RGB display plane formats.
Eric Anholt [Tue, 20 Oct 2015 12:59:15 +0000 (13:59 +0100)]
drm/vc4: Add support a few more RGB display plane formats.

These were all touch-tested with modetest.

Signed-off-by: Eric Anholt <eric@anholt.net>
8 years agodrm/vc4: Add support for scaling of display planes.
Eric Anholt [Tue, 20 Oct 2015 15:06:57 +0000 (16:06 +0100)]
drm/vc4: Add support for scaling of display planes.

This implements a simple policy for choosing scaling modes
(trapezoidal for decimation, PPF for magnification), and a single PPF
filter (Mitchell/Netravali's recommendation).

Signed-off-by: Eric Anholt <eric@anholt.net>
8 years agodrm/vc4: Fix which value is being used for source image size.
Eric Anholt [Mon, 28 Dec 2015 22:45:25 +0000 (14:45 -0800)]
drm/vc4: Fix which value is being used for source image size.

This doesn't matter yet since we only allow 1:1 scaling, but the
comment clearly says we should be using the source size.

Signed-off-by: Eric Anholt <eric@anholt.net>
8 years agodrm/vc4: Add more display planes to each CRTC.
Eric Anholt [Tue, 20 Oct 2015 13:18:56 +0000 (14:18 +0100)]
drm/vc4: Add more display planes to each CRTC.

Previously we only did the primary and cursor plane, but overlay
planes are useful and just require this setup to add, since all planes
go into the HVS display list in the same way.

Signed-off-by: Eric Anholt <eric@anholt.net>
8 years agodrm/vc4: Make the CRTCs cooperate on allocating display lists.
Eric Anholt [Mon, 28 Dec 2015 21:25:41 +0000 (13:25 -0800)]
drm/vc4: Make the CRTCs cooperate on allocating display lists.

So far, we've only ever lit up one CRTC, so this has been fine.  To
extend to more displays or more planes, we need to make sure we don't
run our display lists into each other.

Signed-off-by: Eric Anholt <eric@anholt.net>
8 years agodrm/vc4: Add a proper short-circut path for legacy cursor updates.
Eric Anholt [Wed, 30 Dec 2015 19:50:22 +0000 (11:50 -0800)]
drm/vc4: Add a proper short-circut path for legacy cursor updates.

Previously, on every modeset we would allocate new display list
memory, recompute changed planes, write all of them to the new memory,
and pointed scanout at the new list (which will latch approximately at
the next line of scanout).  We let
drm_atomic_helper_wait_for_vblanks() decide whether we needed to wait
for a vblank after a modeset before cleaning up the old state and
letting the next modeset proceed, and on legacy cursor updates we
wouldn't wait.  If you moved the cursor fast enough, we could
potentially wrap around the display list memory area and overwrite the
existing display list while it was still being scanned out, resulting
in the HVS scanning out garbage or just halting.

Instead of making cursor updates wait for scanout to move to the new
display list area (which introduces significant cursor lag in X), we
just rewrite our current display list.

Signed-off-by: Eric Anholt <eric@anholt.net>
8 years agodrm/vc4: Move the plane clipping/scaling setup to a separate function.
Eric Anholt [Mon, 28 Dec 2015 22:34:44 +0000 (14:34 -0800)]
drm/vc4: Move the plane clipping/scaling setup to a separate function.

As we add actual scaling, this is going to get way more complicated.

Signed-off-by: Eric Anholt <eric@anholt.net>
8 years agodrm/vc4: Add missing __iomem annotation to hw_dlist.
Eric Anholt [Mon, 28 Dec 2015 22:14:57 +0000 (14:14 -0800)]
drm/vc4: Add missing __iomem annotation to hw_dlist.

This is the pointer to the HVS device's memory where we stored the
contents of *dlist.

Signed-off-by: Eric Anholt <eric@anholt.net>
8 years agodrm/vc4: Improve comments on vc4_plane_state members.
Eric Anholt [Mon, 28 Dec 2015 22:14:09 +0000 (14:14 -0800)]
drm/vc4: Improve comments on vc4_plane_state members.

Signed-off-by: Eric Anholt <eric@anholt.net>
8 years agodrm: fixes crct set_mode when crtc mode_fixup is null.
Carlos Palminha [Tue, 16 Feb 2016 14:10:03 +0000 (14:10 +0000)]
drm: fixes crct set_mode when crtc mode_fixup is null.

This patch set nukes all the dummy crtc mode_fixup implementations.
(made on top of Daniel topic/drm-misc branch)

Signed-off-by: Carlos Palminha <palminha@synopsys.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/9d41105dee6632b4bb50e9555f2196ac249b9fce.1455630967.git.palminha@synopsys.com
8 years agodrm/tilcdc: removed optional dummy encoder mode_fixup function.
Carlos Palminha [Mon, 15 Feb 2016 13:01:35 +0000 (13:01 +0000)]
drm/tilcdc: removed optional dummy encoder mode_fixup function.

mode_fixup function for encoder drivers became optional with patch
http://patchwork.freedesktop.org/patch/msgid/1455106522-32307-1-git-send-email-palminha@synopsys.com

This patch set nukes all the dummy mode_fixup implementations.

(made on top of Daniel topic/drm-misc branch)

Signed-off-by: Carlos Palminha <palminha@synopsys.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/4d838f580cf81068a4df2500a096d66f06f3ad37.1455540137.git.palminha@synopsys.com
8 years agodrm/sti: removed optional dummy encoder mode_fixup function.
Carlos Palminha [Mon, 15 Feb 2016 13:01:25 +0000 (13:01 +0000)]
drm/sti: removed optional dummy encoder mode_fixup function.

mode_fixup function for encoder drivers became optional with patch
http://patchwork.freedesktop.org/patch/msgid/1455106522-32307-1-git-send-email-palminha@synopsys.com

This patch set nukes all the dummy mode_fixup implementations.

(made on top of Daniel topic/drm-misc branch)

Signed-off-by: Carlos Palminha <palminha@synopsys.com>
Acked-by: Vincent Abriou <vincent.abriou@st.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/7f47c6a7b00e4f16af672ebf3a277e31ad117e21.1455540137.git.palminha@synopsys.com
8 years agodrm/rockchip: removed optional dummy encoder mode_fixup function.
Carlos Palminha [Mon, 15 Feb 2016 13:01:15 +0000 (13:01 +0000)]
drm/rockchip: removed optional dummy encoder mode_fixup function.

mode_fixup function for encoder drivers became optional with patch
http://patchwork.freedesktop.org/patch/msgid/1455106522-32307-1-git-send-email-palminha@synopsys.com

This patch set nukes all the dummy mode_fixup implementations.

(made on top of Daniel topic/drm-misc branch)

Signed-off-by: Carlos Palminha <palminha@synopsys.com>
Acked-by: Mark Yao <mark.yao@rock-chips.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/cae559aa2c04a906c21ed5ebe4861f92440e6910.1455540137.git.palminha@synopsys.com
8 years agodrm/qxl: removed optional dummy encoder mode_fixup function.
Carlos Palminha [Mon, 15 Feb 2016 13:00:54 +0000 (13:00 +0000)]
drm/qxl: removed optional dummy encoder mode_fixup function.

mode_fixup function for encoder drivers became optional with patch
http://patchwork.freedesktop.org/patch/msgid/1455106522-32307-1-git-send-email-palminha@synopsys.com

This patch set nukes all the dummy mode_fixup implementations.

(made on top of Daniel topic/drm-misc branch)

Signed-off-by: Carlos Palminha <palminha@synopsys.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/f35bc322f7af69ba0fea734d58b4daf5e0cd9786.1455540137.git.palminha@synopsys.com
8 years agodrm/mgag200: removed optional dummy encoder mode_fixup function.
Carlos Palminha [Mon, 15 Feb 2016 13:00:35 +0000 (13:00 +0000)]
drm/mgag200: removed optional dummy encoder mode_fixup function.

mode_fixup function for encoder drivers became optional with patch
http://patchwork.freedesktop.org/patch/msgid/1455106522-32307-1-git-send-email-palminha@synopsys.com

This patch set nukes all the dummy mode_fixup implementations.

(made on top of Daniel topic/drm-misc branch)

Signed-off-by: Carlos Palminha <palminha@synopsys.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/c5852d59a8890c3570ce97d16c0714a71eb61651.1455540137.git.palminha@synopsys.com
8 years agodrm/msm/mdp: removed optional dummy encoder mode_fixup function.
Carlos Palminha [Mon, 15 Feb 2016 13:00:24 +0000 (13:00 +0000)]
drm/msm/mdp: removed optional dummy encoder mode_fixup function.

mode_fixup function for encoder drivers became optional with patch
http://patchwork.freedesktop.org/patch/msgid/1455106522-32307-1-git-send-email-palminha@synopsys.com

This patch set nukes all the dummy mode_fixup implementations.

(made on top of Daniel topic/drm-misc branch)

Signed-off-by: Carlos Palminha <palminha@synopsys.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/77692d9d34c2ed6a035f36d377d3544dbe100114.1455540137.git.palminha@synopsys.com
8 years agodrm/imx: removed optional dummy encoder mode_fixup function.
Carlos Palminha [Mon, 15 Feb 2016 13:00:13 +0000 (13:00 +0000)]
drm/imx: removed optional dummy encoder mode_fixup function.

mode_fixup function for encoder drivers became optional with patch
http://patchwork.freedesktop.org/patch/msgid/1455106522-32307-1-git-send-email-palminha@synopsys.com

This patch set nukes all the dummy mode_fixup implementations.

(made on top of Daniel topic/drm-misc branch)

Signed-off-by: Carlos Palminha <palminha@synopsys.com>
Acked-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/8bf274e8f6908142a9f940d3f2913e4a735e0caa.1455540137.git.palminha@synopsys.com
8 years agodrm/gma500: removed optional dummy encoder mode_fixup function.
Carlos Palminha [Mon, 15 Feb 2016 13:00:00 +0000 (13:00 +0000)]
drm/gma500: removed optional dummy encoder mode_fixup function.

mode_fixup function for encoder drivers became optional with patch
http://patchwork.freedesktop.org/patch/msgid/1455106522-32307-1-git-send-email-palminha@synopsys.com

This patch set nukes all the dummy mode_fixup implementations.

(made on top of Daniel topic/drm-misc branch)

Signed-off-by: Carlos Palminha <palminha@synopsys.com>
Reviewed-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/b704458dc68a73cfb5507933c1df0c2a79e186eb.1455540137.git.palminha@synopsys.com
8 years agodrm/radeon: removed optional dummy encoder mode_fixup function.
Carlos Palminha [Mon, 15 Feb 2016 13:01:05 +0000 (13:01 +0000)]
drm/radeon: removed optional dummy encoder mode_fixup function.

mode_fixup function for encoder drivers became optional with patch
http://patchwork.freedesktop.org/patch/msgid/1455106522-32307-1-git-send-email-palminha@synopsys.com

This patch set nukes all the dummy mode_fixup implementations.

(made on top of Daniel topic/drm-misc branch)

Signed-off-by: Carlos Palminha <palminha@synopsys.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1b99680b8cf81977597dec5daedff9b684d3ed19.1455540137.git.palminha@synopsys.com
8 years agodrm/cirrus: removed optional dummy encoder mode_fixup function.
Carlos Palminha [Mon, 15 Feb 2016 12:59:23 +0000 (12:59 +0000)]
drm/cirrus: removed optional dummy encoder mode_fixup function.

mode_fixup function for encoder drivers became optional with patch
http://patchwork.freedesktop.org/patch/msgid/1455106522-32307-1-git-send-email-palminha@synopsys.com

This patch set nukes all the dummy mode_fixup implementations.

(made on top of Daniel topic/drm-misc branch)

Signed-off-by: Carlos Palminha <palminha@synopsys.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/a53767402bd4a69c3d2a546b7f4d4d122134b545.1455540137.git.palminha@synopsys.com
8 years agodrm/bochs: removed optional dummy encoder mode_fixup function.
Carlos Palminha [Mon, 15 Feb 2016 12:59:12 +0000 (12:59 +0000)]
drm/bochs: removed optional dummy encoder mode_fixup function.

mode_fixup function for encoder drivers became optional with patch
http://patchwork.freedesktop.org/patch/msgid/1455106522-32307-1-git-send-email-palminha@synopsys.com

This patch set nukes all the dummy mode_fixup implementations.

(made on top of Daniel topic/drm-misc branch)

Signed-off-by: Carlos Palminha <palminha@synopsys.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/d8b87edea28c8211e1711348143e4c355764a8c4.1455540137.git.palminha@synopsys.com
8 years agodrm/ast: removed optional dummy encoder mode_fixup function.
Carlos Palminha [Mon, 15 Feb 2016 12:59:00 +0000 (12:59 +0000)]
drm/ast: removed optional dummy encoder mode_fixup function.

mode_fixup function for encoder drivers became optional with patch
http://patchwork.freedesktop.org/patch/msgid/1455106522-32307-1-git-send-email-palminha@synopsys.com

This patch set nukes all the dummy mode_fixup implementations.

(made on top of Daniel topic/drm-misc branch)

Signed-off-by: Carlos Palminha <palminha@synopsys.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/12e1e900724c890166b88b0f4d67baba387482af.1455540137.git.palminha@synopsys.com
8 years agodrm/amdgpu: removed optional dummy encoder mode_fixup function.
Carlos Palminha [Mon, 15 Feb 2016 12:58:31 +0000 (12:58 +0000)]
drm/amdgpu: removed optional dummy encoder mode_fixup function.

mode_fixup function for encoder drivers became optional with patch
http://patchwork.freedesktop.org/patch/msgid/1455106522-32307-1-git-send-email-palminha@synopsys.com

This patch set nukes all the dummy mode_fixup implementations.

(made on top of Daniel topic/drm-misc branch)

Signed-off-by: Carlos Palminha <palminha@synopsys.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/8c4710ee930d2ab3a505b8d3cd724f4f4c79b3df.1455540137.git.palminha@synopsys.com
8 years agodrm/exynos: removed optional dummy encoder mode_fixup function.
Carlos Palminha [Mon, 15 Feb 2016 12:58:20 +0000 (12:58 +0000)]
drm/exynos: removed optional dummy encoder mode_fixup function.

mode_fixup function for encoder drivers became optional with patch
http://patchwork.freedesktop.org/patch/msgid/1455106522-32307-1-git-send-email-palminha@synopsys.com

This patch set nukes all the dummy mode_fixup implementations.

(made on top of Daniel topic/drm-misc branch)

Signed-off-by: Carlos Palminha <palminha@synopsys.com>
[danvet: Squash in 2nd exynos patch.]
Link: http://patchwork.freedesktop.org/patch/msgid/3768b670931572de51fca1102efa18d20dd770ee.1455540137.git.palminha@synopsys.com
Link: http://patchwork.freedesktop.org/patch/msgid/4906a9925eebbe55489b1005c449b426a61c09bd.1455540137.git.palminha@synopsys.com
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
8 years agodrm/udl: removed optional dummy encoder mode_fixup function.
Carlos Palminha [Mon, 15 Feb 2016 12:57:58 +0000 (12:57 +0000)]
drm/udl: removed optional dummy encoder mode_fixup function.

mode_fixup function for encoder drivers became optional with patch
http://patchwork.freedesktop.org/patch/msgid/1455106522-32307-1-git-send-email-palminha@synopsys.com

This patch set nukes all the dummy mode_fixup implementations.

(made on top of Daniel topic/drm-misc branch)

Signed-off-by: Carlos Palminha <palminha@synopsys.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/a7ebfb6c6c333056d0a77d2684c539107ee63589.1455540137.git.palminha@synopsys.com
8 years agodrm/virtio: removed optional dummy encoder mode_fixup function.
Carlos Palminha [Mon, 15 Feb 2016 12:57:38 +0000 (12:57 +0000)]
drm/virtio: removed optional dummy encoder mode_fixup function.

mode_fixup function for encoder drivers became optional with patch
http://patchwork.freedesktop.org/patch/msgid/1455106522-32307-1-git-send-email-palminha@synopsys.com

This patch set nukes all the dummy mode_fixup implementations.

(made on top of Daniel topic/drm-misc branch)

Signed-off-by: Carlos Palminha <palminha@synopsys.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/85230bc1356eb52257aaa1e1965adae2f00db5cd.1455540137.git.palminha@synopsys.com
8 years agodrm/fb_helper: Use add_one_connector in add_all_connectors.
Maarten Lankhorst [Mon, 15 Feb 2016 12:45:16 +0000 (13:45 +0100)]
drm/fb_helper: Use add_one_connector in add_all_connectors.

add_all_connectors doesn't checks whether reallocation is needed, but add_one does.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1455540316-17066-2-git-send-email-maarten.lankhorst@linux.intel.com
8 years agodrm/fb_helper: Use correct allocation count for arrays.
Maarten Lankhorst [Mon, 15 Feb 2016 12:45:15 +0000 (13:45 +0100)]
drm/fb_helper: Use correct allocation count for arrays.

The fb helper iterates over connectors, using fb_helper->num_connectors
makes it more clear what size the allocations are.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1455540316-17066-1-git-send-email-maarten.lankhorst@linux.intel.com
8 years agodrm/i915: Set aux.dev to the drm_connector device, instead of drm_device.
Rafael Antognolli [Thu, 21 Jan 2016 23:10:20 +0000 (15:10 -0800)]
drm/i915: Set aux.dev to the drm_connector device, instead of drm_device.

So far, the i915 driver and some other drivers set it to the drm_device,
which doesn't allow one to know which DP a given aux channel is related
to. Changing this to be the drm_connector provides proper nesting, still
allowing one to get the drm_device from it. Some drivers already set it
to the drm_connector.

This also removes the need to add a sysfs link for the i2c device under
the connector, as it will already be there.

v9:
 - As a side effect, drm_dp_aux_unregister() must be called before
 intel_connector_unregister(), as both the aux.dev and the i2c adapter
 dev are children of the drm_connector device now. Calling
 drm_dp_aux_unregister() before prevents them from being destroyed
 twice.

v10:
 - move aux_fini() to connector_unregister(), instead of moving
 drm_dp_aux_unregister() outside of connector_register().

Signed-off-by: Rafael Antognolli <rafael.antognolli@intel.com>
Reviewed-by: Imre Deak <imre.deak@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1453417821-2811-4-git-send-email-rafael.antognolli@intel.com
8 years agodrm/radeon: Fix WARN_ON if DRM_DP_AUX_CHARDEV is enabled
Lukas Wunner [Thu, 21 Jan 2016 23:10:21 +0000 (15:10 -0800)]
drm/radeon: Fix WARN_ON if DRM_DP_AUX_CHARDEV is enabled

Rafael Antognolli's new DRM_DP_AUX_CHARDEV feature causes a WARN_ON
if drm_dp_aux->dev == drm_connector->kdev and drm_dp_aux_unregister()
is called after drm_connector_unregister(). radeon is the only driver
affected by this besides i915. (amdgpu calls drm_dp_aux_unregister()
before drm_connector_unregister().)

Cc: Rafael Antognolli <rafael.antognolli@intel.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Lukas Wunner <lukas@wunner.de>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu/vi: move uvd tiling config setup into uvd code
Alex Deucher [Fri, 12 Feb 2016 08:22:34 +0000 (03:22 -0500)]
drm/amdgpu/vi: move uvd tiling config setup into uvd code

Split uvd and gfx programming.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu/vi: move sdma tiling config setup into sdma code
Alex Deucher [Fri, 12 Feb 2016 08:19:14 +0000 (03:19 -0500)]
drm/amdgpu/vi: move sdma tiling config setup into sdma code

Split sdma and gfx programming.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu/cik: move uvd tiling config setup into uvd code
Alex Deucher [Fri, 12 Feb 2016 08:12:43 +0000 (03:12 -0500)]
drm/amdgpu/cik: move uvd tiling config setup into uvd code

Split uvd and gfx programming.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu/cik: move sdma tiling config setup into sdma code
Alex Deucher [Fri, 12 Feb 2016 08:05:24 +0000 (03:05 -0500)]
drm/amdgpu/cik: move sdma tiling config setup into sdma code

Split sdma and gfx programming.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu/gfx7: rework gpu_init()
Alex Deucher [Fri, 12 Feb 2016 08:00:49 +0000 (03:00 -0500)]
drm/amdgpu/gfx7: rework gpu_init()

Split the sw and hw parts into separate functions.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu/gfx: clean up harvest configuration (v2)
Alex Deucher [Fri, 12 Feb 2016 05:39:13 +0000 (00:39 -0500)]
drm/amdgpu/gfx: clean up harvest configuration (v2)

Read back harvest configuration from registers and simplify
calculations.  No need to program the raster config registers.
These are programmed as golden registers and the user mode
drivers program them as well.

v2: rebase on Tom's patches

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: fix coding style in amdgpu_ctx.c
Christian König [Thu, 11 Feb 2016 09:20:53 +0000 (10:20 +0100)]
drm/amdgpu: fix coding style in amdgpu_ctx.c

Don't use pointer arithmetic and fix the indentation.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: nuke the kernel context
Christian König [Thu, 11 Feb 2016 08:56:44 +0000 (09:56 +0100)]
drm/amdgpu: nuke the kernel context

Not used any more.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: use separate scheduler entity for VCE submissions
Christian König [Wed, 10 Feb 2016 16:43:00 +0000 (17:43 +0100)]
drm/amdgpu: use separate scheduler entity for VCE submissions

This allows us to remove the kernel context and use a better
priority for the submissions.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: use separate scheduler entity for UVD submissions
Christian König [Wed, 10 Feb 2016 13:35:19 +0000 (14:35 +0100)]
drm/amdgpu: use separate scheduler entity for UVD submissions

This allows us to remove the kernel context and use a better
priority for the submissions.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: use separate scheduler entitiy for buffer moves
Christian König [Wed, 10 Feb 2016 13:20:50 +0000 (14:20 +0100)]
drm/amdgpu: use separate scheduler entitiy for buffer moves

This allows us to remove the global kernel context.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: use SDMA round robin for VM updates v3
Christian König [Mon, 8 Feb 2016 16:37:38 +0000 (17:37 +0100)]
drm/amdgpu: use SDMA round robin for VM updates v3

Distribute the load on both rings.

v2: use a loop for the initialization
v3: agd: rebase on upstream

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: remove is_pte_ring
Christian König [Mon, 8 Feb 2016 13:08:44 +0000 (14:08 +0100)]
drm/amdgpu: remove is_pte_ring

Not used for anything.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: use per VM entity for page table updates (v2)
Christian König [Mon, 1 Feb 2016 11:53:58 +0000 (12:53 +0100)]
drm/amdgpu: use per VM entity for page table updates (v2)

Updates from different VMs can be processed independently.

v2: agd: rebase on upstream

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: remove the userptr rmn->lock
Christian König [Tue, 9 Feb 2016 15:13:37 +0000 (16:13 +0100)]
drm/amdgpu: remove the userptr rmn->lock

Avoid a lock inversion problem by just using the mmap_sem to
protect the entries of the intervall tree.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
8 years agodrm/amd/include: Update dce 8 headers for dal
Harry Wentland [Thu, 11 Feb 2016 01:01:39 +0000 (20:01 -0500)]
drm/amd/include: Update dce 8 headers for dal

Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu/gfx7: Fix whitespace
Tom St Denis [Mon, 8 Feb 2016 17:54:09 +0000 (12:54 -0500)]
drm/amdgpu/gfx7: Fix whitespace

Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu/gfx7: Simplify wptr/rptr functions
Tom St Denis [Mon, 8 Feb 2016 17:47:58 +0000 (12:47 -0500)]
drm/amdgpu/gfx7: Simplify wptr/rptr functions

Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu/gfx7: LOC reduction in gfx_v7_0_setup_rb
Tom St Denis [Mon, 8 Feb 2016 17:34:19 +0000 (12:34 -0500)]
drm/amdgpu/gfx7: LOC reduction in gfx_v7_0_setup_rb

Reduce for loop with bitmask to simple complement and mask

Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu/gfx7: Simplify bitmask creation
Tom St Denis [Mon, 8 Feb 2016 13:48:15 +0000 (08:48 -0500)]
drm/amdgpu/gfx7: Simplify bitmask creation

Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu/gfx7: Reduce linecount in table init
Tom St Denis [Mon, 8 Feb 2016 14:55:13 +0000 (09:55 -0500)]
drm/amdgpu/gfx7: Reduce linecount in table init

Replaces switch statements with direct assignments to
reduce line count significantly.

Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodma-buf: Add ioctls to allow userspace to flush
Daniel Vetter [Thu, 11 Feb 2016 22:04:51 +0000 (20:04 -0200)]
dma-buf: Add ioctls to allow userspace to flush

The userspace might need some sort of cache coherency management e.g. when CPU
and GPU domains are being accessed through dma-buf at the same time. To
circumvent this problem there are begin/end coherency markers, that forward
directly to existing dma-buf device drivers vfunc hooks. Userspace can make use
of those markers through the DMA_BUF_IOCTL_SYNC ioctl. The sequence would be
used like following:
     - mmap dma-buf fd
     - for each drawing/upload cycle in CPU 1. SYNC_START ioctl, 2. read/write
       to mmap area 3. SYNC_END ioctl. This can be repeated as often as you
       want (with the new data being consumed by the GPU or say scanout device)
     - munmap once you don't need the buffer any more

v2 (Tiago): Fix header file type names (u64 -> __u64)
v3 (Tiago): Add documentation. Use enum dma_buf_sync_flags to the begin/end
dma-buf functions. Check for overflows in start/length.
v4 (Tiago): use 2d regions for sync.
v5 (Tiago): forget about 2d regions (v4); use _IOW in DMA_BUF_IOCTL_SYNC and
remove range information from struct dma_buf_sync.
v6 (Tiago): use __u64 structured padded flags instead enum. Adjust
documentation about the recommendation on using sync ioctls.
v7 (Tiago): Alex' nit on flags definition and being even more wording in the
doc about sync usage.
v9 (Tiago): remove useless is_dma_buf_file check. Fix sync.flags conditionals
and its mask order check. Add <linux/types.h> include in dma-buf.h.

Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: David Herrmann <dh.herrmann@gmail.com>
Cc: Sumit Semwal <sumit.semwal@linaro.org>
Reviewed-by: Stéphane Marchesin <marcheu@chromium.org>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Signed-off-by: Tiago Vignatti <tiago.vignatti@intel.com>
Reviewed-by: David Herrmann <dh.herrmann@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1455228291-29640-1-git-send-email-tiago.vignatti@intel.com
8 years agodrm/dp: Add a drm_aux-dev module for reading/writing dpcd registers.
Rafael Antognolli [Thu, 21 Jan 2016 23:10:19 +0000 (15:10 -0800)]
drm/dp: Add a drm_aux-dev module for reading/writing dpcd registers.

This module is heavily based on i2c-dev. Once loaded, it provides one
dev node per DP AUX channel, named drm_dp_auxN, where N is an integer.

It's possible to know which connector owns this aux channel by looking
at the respective sysfs /sys/class/drm_aux_dev/drm_dp_auxN/connector, if
the connector device pointer was correctly set in the aux helper struct.

Two main operations are provided on the registers read and write. The
address of the register to be read or written is given using lseek. The
seek position is updated upon read or write.

v2:
 - lseek is used to select the register to read/write
 - read/write are used instead of ioctl
 - no blocking_notifier is used, just a direct callback

v3:
 - use drm_dp_aux_dev prefix for public functions
 - chardev is named drm_dp_auxN
 - read/write don't allocate a buffer anymore, and transfer up to 16 bytes a
   time
 - remove notifier list from the implementation
 - option on menuconfig is now a boolean
 - add inline stub functions to avoid breakage when this option is disabled

v4:
 - fix build system changes - actually disable this module when not selected.

v5:
 - Use kref to avoid device closing while still in use
 - Don't use list, use an idr for storing aux_dev
 - Remove "connector" attribute
 - set aux.dev to the connector drm_connector device, instead of
   drm_device

v6:
 - Use atomic_t for usage count
 - Use a mutex instead of spinlock for idr lock
 - Destroy chardev immediately on unregister
 - other minor suggestions from Ville

v7:
 - style fixes
 - error handling fixes

v8:
 - more error handling fixes

v9:
 - remove module_init and module_exit, and add drm_dp_aux_dev_init/exit
 to drm_kms_helper_init/exit.

Signed-off-by: Rafael Antognolli <rafael.antognolli@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1453417821-2811-3-git-send-email-rafael.antognolli@intel.com
8 years agodrm/kms_helper: Add a common place to call init and exit functions.
Rafael Antognolli [Thu, 21 Jan 2016 23:10:18 +0000 (15:10 -0800)]
drm/kms_helper: Add a common place to call init and exit functions.

The module_init and module_exit functions will start here, and call the
subsequent init's and exit's.

v10:
 - Keep __init on drm_fb_helper init function.
 - Move MODULE_* macros to the common file.

Signed-off-by: Rafael Antognolli <rafael.antognolli@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1453417821-2811-2-git-send-email-rafael.antognolli@intel.com
8 years agodrm/msm: remove unused variable
Arnd Bergmann [Thu, 11 Feb 2016 09:10:00 +0000 (10:10 +0100)]
drm/msm: remove unused variable

After the drm_device_is_unplugged() was removed, the 'dev' variable is now
unused, and we get a warning for that:

drivers/gpu/drm/msm/msm_fbdev.c: In function 'msm_fbdev_mmap':
drivers/gpu/drm/msm/msm_fbdev.c:65:21: error: unused variable 'dev' [-Werror=unused-variable]

This removes the variable as well.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Fixes: e9f8250f2f92 ("drm/msm: remove the drm_device_is_unplugged check")
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1455181810-3910161-1-git-send-email-arnd@arndb.de
8 years agodrm/bridge: removed dummy mode_fixup function from dw-hdmi.
Carlos Palminha [Wed, 10 Feb 2016 16:10:39 +0000 (16:10 +0000)]
drm/bridge: removed dummy mode_fixup function from dw-hdmi.

Other bridge drivers don't implement this optional function.
Removed dummy code from dw-hdmi brigde driver.

Signed-off-by: Carlos Palminha <palminha@synopsys.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1455120639-29934-1-git-send-email-palminha@synopsys.com
8 years agodrm/i2c/tda998x: removed unnecessary code, mode_fixup is now optional.
Carlos Palminha [Wed, 10 Feb 2016 15:29:27 +0000 (15:29 +0000)]
drm/i2c/tda998x: removed unnecessary code, mode_fixup is now optional.

Removed dummy mode_fixup.

Signed-off-by: Carlos Palminha <palminha@synopsys.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1455118167-12178-3-git-send-email-palminha@synopsys.com
8 years agodrm/i2c/sil164: removed unnecessary code, mode_fixup is now optional.
Carlos Palminha [Wed, 10 Feb 2016 15:29:26 +0000 (15:29 +0000)]
drm/i2c/sil164: removed unnecessary code, mode_fixup is now optional.

Removed dummy mode_fixup.

Signed-off-by: Carlos Palminha <palminha@synopsys.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1455118167-12178-2-git-send-email-palminha@synopsys.com
8 years agoapple-gmux: Fix build breakage if !CONFIG_ACPI
Lukas Wunner [Wed, 10 Feb 2016 13:17:41 +0000 (14:17 +0100)]
apple-gmux: Fix build breakage if !CONFIG_ACPI

The DRM drivers i915, nouveau and radeon may be compiled with
CONFIG_ACPI not set, in which case acpi_dev_present() is undefined.

Add a no-op stub for apple_gmux_present() which is used if
CONFIG_APPLE_GMUX is not enabled to avoid build breakage.
(CONFIG_APPLE_GMUX depends on CONFIG_ACPI.)

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Lukas Wunner <lukas@wunner.de>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20160210131741.GA15492@wunner.de
8 years agodrm: fixes crct set_mode when encoder mode_fixup is null.
Carlos Palminha [Wed, 10 Feb 2016 12:15:22 +0000 (12:15 +0000)]
drm: fixes crct set_mode when encoder mode_fixup is null.

Avoids null crash when encoders don't implement mode_fixup.

Signed-off-by: Carlos Palminha <palminha@synopsys.com>
[danvet: Also update kerneldoc.]
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1455106522-32307-1-git-send-email-palminha@synopsys.com
8 years agodrm: virtio-gpu: set atomic flag
Rob Herring [Wed, 13 Jan 2016 21:52:10 +0000 (15:52 -0600)]
drm: virtio-gpu: set atomic flag

Advertise atomic mode setting capability to user space.

Signed-off-by: Rob Herring <robh@kernel.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>
8 years agodrm: virtio-gpu: transfer dumb buffers to host on plane update
Rob Herring [Wed, 13 Jan 2016 21:52:09 +0000 (15:52 -0600)]
drm: virtio-gpu: transfer dumb buffers to host on plane update

For dumb buffers, we need to transfer them to the host when updating a
plane.

Signed-off-by: Rob Herring <robh@kernel.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>
8 years agodrm: virtio-gpu: ensure plane is flushed to host on atomic update
Rob Herring [Wed, 13 Jan 2016 21:52:08 +0000 (15:52 -0600)]
drm: virtio-gpu: ensure plane is flushed to host on atomic update

This fixes drawing updates when updating planes with atomic API.

Signed-off-by: Rob Herring <robh@kernel.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>
8 years agodrm: virtio-gpu: get the fb from the plane state for atomic updates
Rob Herring [Wed, 13 Jan 2016 21:52:07 +0000 (15:52 -0600)]
drm: virtio-gpu: get the fb from the plane state for atomic updates

When using the atomic API, plane->fb is not set when calling
virtio_gpu_plane_atomic_update. Use plane->state->fb instead.

Signed-off-by: Rob Herring <robh@kernel.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>
8 years agoMerge git://linux-arm.org/linux-ld into drm-next
Dave Airlie [Wed, 10 Feb 2016 22:32:39 +0000 (08:32 +1000)]
Merge git://linux-arm.org/linux-ld into drm-next

Pull upstream HDLCD driver.

* git://linux-arm.org/linux-ld:
  MAINTAINERS: Add Liviu Dudau as maintainer for ARM HDLCD driver.
  drm: Add support for ARM's HDLCD controller.

8 years agodrm/amd/powerplay: add powerplay valid check to avoid null point.
Rex Zhu [Tue, 29 Dec 2015 05:56:03 +0000 (13:56 +0800)]
drm/amd/powerplay: add powerplay valid check to avoid null point.

In case CONFIG_DRM_AMD_POWERPLAY is defined and amdgpu.powerplay=0.
some functions in powrplay can also be called by DAL. and the input parameter is *adev.
if just check point not NULL was not enough and will lead to NULL point error.

Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>