Ben Skeggs [Tue, 12 Aug 2014 00:22:31 +0000 (10:22 +1000)]
drm/gf100/ltc: translate interrupt status into more meaningful names
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Ben Skeggs [Tue, 12 Aug 2014 00:01:13 +0000 (10:01 +1000)]
drm/nouveau/ltc: drop workaround for an interrupt storm that no longer happens
This is really the wrong thing to do, but at the time it was our only
option to prevent worse issues.
We no longer cause quite so much anger from LTC, so it's not needed.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Ben Skeggs [Mon, 11 Aug 2014 04:38:10 +0000 (14:38 +1000)]
drm/nv50-/disp: add support for completion events
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Ben Skeggs [Mon, 11 Aug 2014 03:56:56 +0000 (13:56 +1000)]
drm/nouveau/core: pass related object into notify constructor
The event source types/index might need to be derived from it.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Ben Skeggs [Mon, 11 Aug 2014 02:23:23 +0000 (12:23 +1000)]
drm/nouveau/bar: ioremap only the areas that we're actually using
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Dave Airlie [Fri, 12 Sep 2014 21:01:49 +0000 (07:01 +1000)]
Merge tag 'topic/drm-header-rework-2014-09-12' of git://anongit.freedesktop.org/drm-intel into drm-next
So here's the header cleanup, rebased on top of drm-next. Two new header
files are created here:
- drivers/gpu/drm/drm_internal.h for non-legacy drm.ko private
declarations.
- include/drm/drm_legacy.h for legacy interfaces used by non-kms drivers.
And of course lots fo stuff gets shuffled into the already existing
drivers/gpu/drm/drm_legacy.h for drm.ko internal stuff.
topic branch smoke-tested in drm-intel-nightly for a bit. And the 0day
tester also worked through it (and found a few places I didn't add a
static to functions).
* tag 'topic/drm-header-rework-2014-09-12' of git://anongit.freedesktop.org/drm-intel:
drm: Move DRM_MAGIC_HASH_ORDER into drm_drv.c
drm: Move drm_class to drm_internal.h
drm: Move LOCK_TEST_WITH_RETURN to <drm/drm_legacy.h>
drm: Move legacy buffer structures to <drm/drm_legacy.h>
drm: Move drm_memory.c map support declarations to <drm/drm_legacy.h>
drm: Purge ioctl forward declarations from drmP.h
drm: unexport drm_global_mutex
drm: Move piles of functions from drmP.h to drm_internal.h
drm: Move vblank related module options into drm_irq.c
drm: Drop drm_sysfs_class from drmP.h
drm: Move __drm_pci_free to drm_legacy.h
drm: Create drm legacy driver header
drm: Move drm_legacy_vma_flush into drm_legacy.h
drm: Move sg functions into drm_legacy.h
drm: Move dma functions into drm_legacy.h
Daniel Vetter [Wed, 10 Sep 2014 10:44:00 +0000 (12:44 +0200)]
drm: Move DRM_MAGIC_HASH_ORDER into drm_drv.c
Only used in one place ever, so put it right next to that.
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Daniel Vetter [Wed, 10 Sep 2014 10:43:59 +0000 (12:43 +0200)]
drm: Move drm_class to drm_internal.h
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Daniel Vetter [Wed, 10 Sep 2014 10:43:58 +0000 (12:43 +0200)]
drm: Move LOCK_TEST_WITH_RETURN to <drm/drm_legacy.h>
Unfortunately we can't move struct drm_lock_data easily since
it's embedded into struct drm_master. And figuring out where exactly
this struct should be allocated isn't that simple ...
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Daniel Vetter [Thu, 11 Sep 2014 05:43:25 +0000 (07:43 +0200)]
drm: Move legacy buffer structures to <drm/drm_legacy.h>
A few odd cases:
- mgag200 someho had a totally unused drm_dma_handle_t. Remove it.
- i915 still uses the legacy pci dma alloc api, so grows an include.
Everything else fairly standard.
v2: Include "drm_legacy.h" in drm.ko source files for consistency.
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Daniel Vetter [Wed, 10 Sep 2014 10:43:56 +0000 (12:43 +0200)]
drm: Move drm_memory.c map support declarations to <drm/drm_legacy.h>
And replace the drm_core_ prefix with drm_legacy_ since really, this
isn't core stuff.
Also drop drm_core_dropmap since it's unused.
v2: Fix up i810.ko fully which somehow slipped through.
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Daniel Vetter [Wed, 10 Sep 2014 10:43:55 +0000 (12:43 +0200)]
drm: Purge ioctl forward declarations from drmP.h
If we push down the ioctl table in drm_ioctl.c all the forward
declarations in drmP.h are not required any more.
v2: Fold in fixup from Fenugguang Wu to declare functions as static.
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Daniel Vetter [Wed, 10 Sep 2014 10:43:54 +0000 (12:43 +0200)]
drm: unexport drm_global_mutex
Drivers really, really have no business even looking at this lock. And
thankfully they don't.
So unexport it and move the declaration to drm_internal.h.
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Daniel Vetter [Wed, 10 Sep 2014 10:43:53 +0000 (12:43 +0200)]
drm: Move piles of functions from drmP.h to drm_internal.h
This way drivers can't grow crazy ideas any more, and it also
helps a bit in reviewing EXPORT_SYMBOLS.
v2: Even more stuff. Unfortunately we can't move drm_vm_open_locked
because exynos does some horrible stuff with it.
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Daniel Vetter [Wed, 10 Sep 2014 06:16:10 +0000 (08:16 +0200)]
drm: Move vblank related module options into drm_irq.c
This allows us to drop 2 header declarations from drmP.h. The 3rd one
is also used in drm_ioctl.c, so for that create a new drm_internal.h
header for non-legacy non-kms (since we have internal headers for
those parts already) declarations private to drm.ko.
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Daniel Vetter [Wed, 10 Sep 2014 10:43:52 +0000 (12:43 +0200)]
drm: Drop drm_sysfs_class from drmP.h
No user at all.
My guess is that this is a leftover from ttm before it used
the more abstract helpers to register/unregister its sysfs
objects (see drm_sysfs.h). At least in the existing history
it was never used.
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Daniel Vetter [Wed, 10 Sep 2014 10:43:51 +0000 (12:43 +0200)]
drm: Move __drm_pci_free to drm_legacy.h
Also sprinkle the customary legacy_ prefix.
Unfortunately we can't move the other functions since i915 is still
using them. Shame on me for that one :(
v2: Fix patch subject as spotted by David Herrmann.
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Daniel Vetter [Wed, 10 Sep 2014 10:43:49 +0000 (12:43 +0200)]
drm: Create drm legacy driver header
And move a few legayc functions to start things over there.
It compiles ...
Inspired by a patch from Dave Airlie, but with a split between drm.ko
private legacy functions and stuff used by drivers.
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Daniel Vetter [Wed, 10 Sep 2014 10:43:48 +0000 (12:43 +0200)]
drm: Move drm_legacy_vma_flush into drm_legacy.h
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Daniel Vetter [Thu, 11 Sep 2014 05:42:43 +0000 (07:42 +0200)]
drm: Move sg functions into drm_legacy.h
Also sprinkle the drm_legacy_ prefix where missing.
v2: Drop extern from function declarations and include "drm_legacy.h"
in drm_scatter.c, spotted by David.
Cc: David Herrmann <dh.herrmann@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Daniel Vetter [Thu, 11 Sep 2014 05:41:51 +0000 (07:41 +0200)]
drm: Move dma functions into drm_legacy.h
Also drop the unneeded EXPORT_SYMBOL and sprinkle drm_legacy_ prefixes
where missing.
v2: Drop the confusing _core_ and drop extern, both suggested by
David.
Cc: David Herrmann <dh.herrmann@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Dave Airlie [Fri, 12 Sep 2014 09:04:53 +0000 (19:04 +1000)]
Merge tag 'topic/vblank-rework-2014-09-12' of git://anongit.freedesktop.org/drm-intel into drm-next
So updated vblank-rework pull request, now with the polish that Mario
requested applied (and reviewed by him). Also with backmerge like you've
requested for easier merging.
The neat thing this finally allows is to immediately disable the vblank
interrupt on the last drm_vblank_put if the hardware has perfectly
accurate vblank counter and timestamp readout support. On i915 that
required piles of small adjustements from Ville since depending upon the
platform and port the vblank happens at different scanout lines.
Of course this is fully opt-in and per-device (we need that since gen2
doesn't have a hw vblank counter).
* tag 'topic/vblank-rework-2014-09-12' of git://anongit.freedesktop.org/drm-intel: (22 commits)
drm: Clarify vblank ts/scanoutpos sampling #defines
drm: Simplify return value of drm_get_last_vbltimestamp
drm: Only update final vblank count when precise ts is available
drm: Really never disable vblank irqs for offdelay==0
drm: Use vblank_disable_and_save in drm_vblank_cleanup()
drm: Remove drm_vblank_cleanup from drm_vblank_init error path.
drm: Store the vblank timestamp when adjusting the counter during disable
drm: Fix confusing debug message in drm_update_vblank_count()
drm/i915: Update scanline_offset only for active crtcs
drm: Kick start vblank interrupts at drm_vblank_on()
drm/i915: Opt out of vblank disable timer on >gen2
drm: Add dev->vblank_disable_immediate flag
drm: Disable vblank interrupt immediately when drm_vblank_offdelay<0
drm: Fix race between drm_vblank_off() and drm_queue_vblank_event()
drm: Fix deadlock between event_lock and vbl_lock/vblank_time_lock
drm: Reduce the amount of dev->vblank[crtc] in the code
drm: Avoid random vblank counter jumps if the hardware counter has been reset
drm: Have the vblank counter account for the time between vblank irq disable and drm_vblank_off()
drm: Move drm_update_vblank_count()
drm: Don't clear vblank timestamps when vblank interrupt is disabled
...
Dave Airlie [Fri, 12 Sep 2014 04:32:40 +0000 (14:32 +1000)]
drm/ast: switch to using CACHED by default for sysram
This fixes problems on ppc64 platforms, where we could end up using
a WC mapping for migrating BOs with memcpy, when really we want to
use cached memory.
Tested-by: Ben Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Dave Airlie [Wed, 10 Sep 2014 08:23:07 +0000 (18:23 +1000)]
drm: split ati_pcigart.h out of drmP.h
Just move this into a separate header file, and make the
two users use it.
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Dave Airlie [Fri, 12 Sep 2014 03:58:27 +0000 (13:58 +1000)]
Merge branch 'drm-next-3.18' of git://people.freedesktop.org/~agd5f/linux into drm-next
concurrent buffer reads.
* 'drm-next-3.18' of git://people.freedesktop.org/~agd5f/linux:
drm/radeon: allow concurrent buffer reads
drm/radeon: add the infrastructure for concurrent buffer access
drm/ttm: allow fence to be added as shared
Josh Boyer [Fri, 5 Sep 2014 17:19:59 +0000 (13:19 -0400)]
drm/vmwgfx: Fix drm.h include
The userspace drm.h include doesn't prefix the drm directory. This can lead
to compile failures as /usr/include/drm/ isn't in the standard gcc include
paths. Fix it to be <drm/drm.h>, which matches the rest of the driver drm
header files that get installed into /usr/include/drm.
Red Hat Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=1138759
Fixes:
1d7a5cbf8f74e
Reported-by: Jeffrey Bastian <jbastian@redhat.com>
Signed-off-by: Josh Boyer <jwboyer@fedoraproject.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Christian König [Thu, 4 Sep 2014 18:01:54 +0000 (20:01 +0200)]
drm/radeon: allow concurrent buffer reads
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Christian König [Thu, 4 Sep 2014 18:01:53 +0000 (20:01 +0200)]
drm/radeon: add the infrastructure for concurrent buffer access
This allows us to specify if we want to sync to
the shared fences of a reservation object or not.
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Christian König [Thu, 4 Sep 2014 18:01:52 +0000 (20:01 +0200)]
drm/ttm: allow fence to be added as shared
This patch adds a new flag to the ttm_validate_buffer list to
add the fence as shared to the reservation object.
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Daniel Vetter [Thu, 11 Sep 2014 12:46:53 +0000 (14:46 +0200)]
Merge remote-tracking branch 'airlied/drm-next' into topic/vblank-rework
Dave asked me to do the backmerge before sending him the revised pull
request, so here we go. Nothing fancy in the conflicts, just a few
things changed right next to each another.
Conflicts:
drivers/gpu/drm/drm_irq.c
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Daniel Vetter [Wed, 10 Sep 2014 15:36:11 +0000 (17:36 +0200)]
drm: Clarify vblank ts/scanoutpos sampling #defines
I've read INVBL as "invalid backlight" and got mightly confused.
The #defines are already fairly long and we can afford to extend
them a bit more without resulting in ugly code all over.
I'm not sure how useful the complicated bitmask return value of these
functions really are since no one checks them. But for now let's keep
things as is.
Cc: Mario Kleiner <mario.kleiner.de@gmail.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Mario Kleiner <mario.kleiner.de@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Daniel Vetter [Wed, 10 Sep 2014 15:36:10 +0000 (17:36 +0200)]
drm: Simplify return value of drm_get_last_vbltimestamp
Imo u32 hints at a register value, but in reality all callers only
care whether the sampled timestamp is precise or not. So give them
just a bool.
Also move the declaration out of drmP.h, it's only used in drm_irq.c.
v2: Also drop the EXPORT_SYMBOL, spotted by Mario.
Cc: Mario Kleiner <mario.kleiner.de@gmail.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Mario Kleiner <mario.kleiner.de@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Daniel Vetter [Wed, 10 Sep 2014 15:36:09 +0000 (17:36 +0200)]
drm: Only update final vblank count when precise ts is available
Drivers without a hardware vblank counter simply can't account for the
vblanks that happened while the vblank interrupt was off. To check
this grab a vblank timestamp and if the result is dubious follow the
normal save-and-disable logic.
Drivers should prevent this by setting vblank_disable_allowed = false,
but since running vblank interrupts constantly is not good for power
consumption most drivers lie. Testing for precise vblank timestamps is
the next best thing we can check for.
Suggested-by: Mario Kleiner <mario.kleiner.de@gmail.com>
Cc: Mario Kleiner <mario.kleiner.de@gmail.com>
Cc: Matt Roper <matthew.d.roper@intel.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Mario Kleiner <mario.kleiner.de@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Daniel Vetter [Wed, 10 Sep 2014 15:36:08 +0000 (17:36 +0200)]
drm: Really never disable vblank irqs for offdelay==0
With the new support for immediate vblank disabling we always disabled
the vblank interrupt right away, irrespective of the vblank offdelay
setting.
But being able to let vblanks run forever is fairly useful for
debugging, so restore that behaviour.
Suggested-by: Mario Kleiner <mario.kleiner.de@gmail.com>
Cc: Mario Kleiner <mario.kleiner.de@gmail.com>
Cc: Matt Roper <matthew.d.roper@intel.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Reviewed-by: Mario Kleiner <mario.kleiner.de@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Dave Airlie [Thu, 11 Sep 2014 10:53:57 +0000 (20:53 +1000)]
Merge branch 'msm-next' of git://people.freedesktop.org/~robclark/linux into drm-next
1) add LVDS support for mdp4 (tested with auo B101XTN01.0 panel)
2) add B101XTN01.0 panel
3) bit of gpu refactoring to prepare for addition of addition gpu
generations beyond just a3xx
* 'msm-next' of git://people.freedesktop.org/~robclark/linux:
drm/msm/adreno: push dump/show stuff to base class
drm/msm/adreno: bit of init refactoring
drm/msm/adreno: move decision about what gpu to to load
drm/msm/adreno: split adreno device out into it's own file
drm/panel/simple: add optronics B101XTN01.0 (v3)
drm/msm/mdp4: add LVDS panel support
drm/msm/mdp4: fix blend setup with multiple crtcs
drm/msm: update generated headers
Dave Airlie [Thu, 11 Sep 2014 09:58:32 +0000 (19:58 +1000)]
Merge branch 'drm-next-3.18' of git://people.freedesktop.org/~agd5f/linux into drm-next
A few more radeon patches for 3.18. This patch set gives us more
flexibility with respect to buffer placement in vram with respect
to CPU access. E.g., if you know you will not need CPU access, we can
now pin outside of the CPU window, reducing contention for the
CPU window space.
* 'drm-next-3.18' of git://people.freedesktop.org/~agd5f/linux:
drm/radeon: add RADEON_GEM_NO_CPU_ACCESS BO creation flag (v4)
drm/radeon: Clean up assignment of TTM placement lpfn member for pinning
drm/radeon: Add RADEON_GEM_CPU_ACCESS BO creation flag
Alex Deucher [Thu, 28 Aug 2014 14:59:05 +0000 (10:59 -0400)]
drm/radeon: add RADEON_GEM_NO_CPU_ACCESS BO creation flag (v4)
Allows pinning of buffers in the non-CPU visible portion of
vram.
v2: incorporate Michel's comments.
v3: rebase on Michel's patch
v4: rebase on Michel's v2 patch
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Michel Dänzer [Tue, 9 Sep 2014 01:09:23 +0000 (10:09 +0900)]
drm/radeon: Clean up assignment of TTM placement lpfn member for pinning
This sets the lpfn member to 0 instead of the full domain size. TTM uses
the full domain size when lpfn is 0.
Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Michel Dänzer [Thu, 28 Aug 2014 06:56:00 +0000 (15:56 +0900)]
drm/radeon: Add RADEON_GEM_CPU_ACCESS BO creation flag
This flag is a hint that userspace expects the BO to be accessed by the
CPU. We can use that hint to prevent such BOs from ever being stored in
the CPU inaccessible part of VRAM.
Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Rob Clark [Fri, 5 Sep 2014 19:05:38 +0000 (15:05 -0400)]
drm/msm/adreno: push dump/show stuff to base class
Add ptr to list of interesting registers to 'struct adreno_gpu' and use
that to move most of the debugfs show and register dump bits down into
adreno_gpu. This will avoid duplication as support for additional
adreno generations is added.
Signed-off-by: Rob Clark <robdclark@gmail.com>
Rob Clark [Fri, 5 Sep 2014 19:03:40 +0000 (15:03 -0400)]
drm/msm/adreno: bit of init refactoring
Push a few bits down into adreno_gpu so they won't have to be duplicated
as support for additional adreno generations is added.
Signed-off-by: Rob Clark <robdclark@gmail.com>
Rob Clark [Fri, 5 Sep 2014 17:30:27 +0000 (13:30 -0400)]
drm/msm/adreno: move decision about what gpu to to load
Move this into into adreno_device, and decide based on gpu revision
rather than just assuming a3xx.
Signed-off-by: Rob Clark <robdclark@gmail.com>
Rob Clark [Fri, 5 Sep 2014 17:06:37 +0000 (13:06 -0400)]
drm/msm/adreno: split adreno device out into it's own file
We'd rather not duplicate these parts as support for additional gpu
generations is added.
Signed-off-by: Rob Clark <robdclark@gmail.com>
Rob Clark [Fri, 1 Aug 2014 21:01:06 +0000 (17:01 -0400)]
drm/panel/simple: add optronics B101XTN01.0 (v3)
LVDS panel, make/model described as:
AU Optronics Corporation - B101XTN01.0 (H/W:0A)
See:
http://www.encore-electronic.com/media/B101XTN01.0.pdf
Tested with panel attached to an Inforce IFC6410 board.
Signed-off-by: Rob Clark <robdclark@gmail.com>
Rob Clark [Fri, 1 Aug 2014 17:08:11 +0000 (13:08 -0400)]
drm/msm/mdp4: add LVDS panel support
LVDS panel support uses the LCDC (parallel) encoder. Unlike with HDMI,
there is not a separate LVDS block, so no need to split things into a
bridge+connector. Nor is there is anything re-used with mdp5.
Note that there can be some regulators shared between HDMI and LVDS (in
particular, on apq8064, ext_3v3p), so we should not use the _exclusive()
variants of devm_regulator_get().
The drm_panel framework is used for panel-specific driver.
Signed-off-by: Rob Clark <robdclark@gmail.com>
Rob Clark [Wed, 6 Aug 2014 11:43:12 +0000 (07:43 -0400)]
drm/msm/mdp4: fix blend setup with multiple crtcs
In particular, blend_setup() should not overwrite the other crtc's mixer
settings. Also, the encoder needs to be able to specify the mixer-id
explicitly, since both LVDS and DTV use 'INTF_LVDC_DTV', so we cannot
guess the mixer-id from the interface.
Signed-off-by: Rob Clark <robdclark@gmail.com>
Rob Clark [Fri, 1 Aug 2014 12:26:56 +0000 (08:26 -0400)]
drm/msm: update generated headers
In particular, pick up the definitions for a handful of LVDS related
registers.
Signed-off-by: Rob Clark <robdclark@gmail.com>
Dave Airlie [Wed, 10 Sep 2014 09:43:29 +0000 (19:43 +1000)]
Merge tag 'ipu-3.18' of git://git.pengutronix.de/git/pza/linux into drm-next
IPUv3 preparations for capture support
* tag 'ipu-3.18' of git://git.pengutronix.de/git/pza/linux: (26 commits)
gpu: ipu-v3: Add ipu_dump()
gpu: ipu-cpmem: Add ipu_cpmem_dump()
gpu: ipu-v3: Add more planar formats support
gpu: ipu-cpmem: Add second buffer support to ipu_cpmem_set_image()
gpu: ipu-cpmem: Add ipu_cpmem_set_rotation()
gpu: ipu-cpmem: Add ipu_cpmem_set_axi_id()
gpu: ipu-cpmem: Add ipu_cpmem_set_block_mode()
gpu: ipu-v3: Add ipu_idmac_lock_enable()
gpu: ipu-v3: Add ipu_idmac_enable_watermark()
gpu: ipu-v3: Add ipu_stride_to_bytes()
gpu: ipu-v3: Add __ipu_idmac_reset_current_buffer()
gpu: ipu-v3: Add ipu_idmac_clear_buffer()
gpu: ipu-v3: Add ipu_idmac_buffer_is_ready()
gpu: ipu-v3: Move IDMAC channel names to imx-ipu-v3.h
gpu: ipu-v3: Add helper function checking if pixfmt is planar
gpu: ipu-v3: Add rotation mode conversion utilities
gpu: ipu-v3: Add ipu_mbus_code_to_colorspace()
gpu: ipu-v3: smfc: Add ipu_smfc_set_watermark()
gpu: ipu-v3: smfc: Convert to per-channel
gpu: ipu-v3: smfc: Move enable/disable to ipu-smfc.c
...
David Herrmann [Fri, 29 Aug 2014 10:12:46 +0000 (12:12 +0200)]
drm: move drm-lock API to drm_legacy.h
Same as the other legacy APIs, most of this is internal, so prefix it with
drm_legacy_* and move into drm_legacy.h.
Signed-off-by: David Herrmann <dh.herrmann@gmail.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
David Herrmann [Fri, 29 Aug 2014 10:12:45 +0000 (12:12 +0200)]
drm: merge drm_usb into udl
This merges all the remains of drm_usb into its only user, udl. We can
then drop all the drm_usb stuff, including dev->usbdev.
Signed-off-by: David Herrmann <dh.herrmann@gmail.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Dave Airlie <airlied@redhat.com>
David Herrmann [Fri, 29 Aug 2014 10:12:44 +0000 (12:12 +0200)]
drm: Goody bye, drm_bus!
..we will not miss you..
Signed-off-by: David Herrmann <dh.herrmann@gmail.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Dave Airlie <airlied@redhat.com>
David Herrmann [Fri, 29 Aug 2014 10:12:43 +0000 (12:12 +0200)]
drm: add driver->set_busid() callback
One step closer to dropping all the drm_bus_* code:
Add a driver->set_busid() callback and make all drivers use the generic
helpers. Nouveau is the only driver that uses two different bus-types with
the same drm_driver. This is totally broken if both buses are available on
the same machine (unlikely, but lets be safe). Therefore, we create two
different drivers for each platform during module_init() and set the
set_busid() callback respectively.
Signed-off-by: David Herrmann <dh.herrmann@gmail.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
David Herrmann [Fri, 29 Aug 2014 10:12:42 +0000 (12:12 +0200)]
drm: drop unused drm_master->unique_size
This field is unused and there is really no reason to optimize
unique-allocations. Drop it.
Signed-off-by: David Herrmann <dh.herrmann@gmail.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Dave Airlie <airlied@redhat.com>
David Herrmann [Fri, 29 Aug 2014 10:12:41 +0000 (12:12 +0200)]
drm: simplify drm_*_set_unique()
Lets use kasprintf() to avoid pre-allocating the buffer. This is really
nothing to optimize for speed and the input is trusted, so kasprintf() is
just fine.
Signed-off-by: David Herrmann <dh.herrmann@gmail.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Dave Airlie <airlied@redhat.com>
David Herrmann [Fri, 29 Aug 2014 10:12:40 +0000 (12:12 +0200)]
drm: move remaining includes in drmP.h to the top
Including headers somewhere else but at the top is ugly, deprecated and
was used in early days only to speed up compile-times. Those days are
over. Make headers independent and then move the inclusions to the top.
Signed-off-by: David Herrmann <dh.herrmann@gmail.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
David Herrmann [Fri, 29 Aug 2014 10:12:39 +0000 (12:12 +0200)]
drm: inline "struct drm_sigdata"
The sigdata structure is only used to group two fields in drm_device.
Inline it and make it an unnamed object.
Signed-off-by: David Herrmann <dh.herrmann@gmail.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Mario Kleiner [Wed, 6 Aug 2014 01:22:46 +0000 (03:22 +0200)]
drm: Use vblank_disable_and_save in drm_vblank_cleanup()
Calling vblank_disable_fn() will cause that function to no-op
if !dev->vblank_disable_allowed for some kms drivers, e.g.,
on nouveau-kms. This can cause the gpu vblank irq's to not get
disabled before freeing the dev->vblank array, so if a
vblank irq fires and calls into drm_handle_vblank() after
drm_vblank_cleanup() completes, it will cause use-after-free
access to dev->vblank array.
Call vblank_disable_and_save unconditionally, so vblank irqs
are guaranteed to be off, before we delete the data structures
on which they operate.
Signed-off-by: Mario Kleiner <mario.kleiner.de@gmail.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
[danvet: Fix subsystem name in patch subject.]
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
David Herrmann [Fri, 29 Aug 2014 10:12:38 +0000 (12:12 +0200)]
drm: drop DRM_DEBUG_CODE
DRM_DEBUG_CODE is currently always set, so distributions enable it. The
only reason to keep support in code is if developers wanted to disable
debug support. Sounds unlikely.
All the DRM_DEBUG() printks are still guarded by a drm_debug read. So if
its cacheline is read once, they're discarded pretty fast.. There should
hardly be any performance penalty, it's even guarded by unlikely().
Signed-off-by: David Herrmann <dh.herrmann@gmail.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
David Herrmann [Fri, 29 Aug 2014 10:12:37 +0000 (12:12 +0200)]
drm: order includes alphabetically in drmP.h
It is hardly possible to review the drmP.h includes, anymore. Order them
alphabetically, linux/ first, then asm/ and then local drm/ includes.
Since a long time ago, kernel headers have been converted to include
required headers themselves. No-one cares whether that means the compiler
has to include a header multiple times. In fact, GCC already does some
optimization regarding multiple inclusions if a sorrounding #ifndef is
present.
Signed-off-by: David Herrmann <dh.herrmann@gmail.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
David Herrmann [Fri, 29 Aug 2014 10:12:36 +0000 (12:12 +0200)]
drm: move __OS_HAS_AGP into drm_agpsupport.h
With drm_memory.h gone, there is no header left that uses __OS_HAS_AGP.
Move it into drm_agpsupport.h (which is itself included from drmP.h) to
hide it harder from public eyes.
Signed-off-by: David Herrmann <dh.herrmann@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
David Herrmann [Fri, 29 Aug 2014 10:12:35 +0000 (12:12 +0200)]
drm: merge drm_memory.h into drm_memory.c
The drm_memory.h header is only used to define PAGE_AGP, which is only
used in drm_memory.c. Fold the header into drm_memory.c and drop it.
Signed-off-by: David Herrmann <dh.herrmann@gmail.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Dave Airlie <airlied@redhat.com>
David Herrmann [Fri, 29 Aug 2014 10:12:34 +0000 (12:12 +0200)]
drm: drop __KERNEL__ protection in drmP.h
drmP.h is internal to the kernel. No need to keep the __KERNEL__
protection.
Signed-off-by: David Herrmann <dh.herrmann@gmail.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
David Herrmann [Fri, 29 Aug 2014 10:12:33 +0000 (12:12 +0200)]
drm: replace weird conditional includes
pte_wrprotect() is only used by drm_vm.c, so move the include there. Also
include it unconditionally, all architectures provide this header!
Furthermore, replace asm/current.h with sched.h, which includes
asm/current.h unconditionally. This way we get the same effect and avoid
direct asm/ includes. Furthermore, drop the weird __alpha__ protection.
It's safe to include sched.h everywhere (and the wait.h comment doesn't
apply, anyway).
Signed-off-by: David Herrmann <dh.herrmann@gmail.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
David Herrmann [Fri, 29 Aug 2014 10:12:32 +0000 (12:12 +0200)]
drm: move AGP definitions harder
Move drm_agp_head to drm_agpsupport.h and drm_agp_mem into drm_legacy.h.
Unfortunately, drivers still heavily access drm_agp_head so we cannot
move it to drm_legacy.h. However, at least it's no longer visible in
drmP.h now (it's directly included from it, though).
Signed-off-by: David Herrmann <dh.herrmann@gmail.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
David Herrmann [Fri, 29 Aug 2014 10:12:31 +0000 (12:12 +0200)]
drm: drop unused "struct drm_waitlist"
This structure is unused, drop it.
Signed-off-by: David Herrmann <dh.herrmann@gmail.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
David Herrmann [Fri, 29 Aug 2014 10:12:30 +0000 (12:12 +0200)]
drm: move "struct drm_magic_entry" to drm_auth.c
In drm_release(), we currently call drm_remove_magic() if the drm_file
has a drm-magic attached. Therefore, once drm_master_release() is called,
the magic-list _must_ be empty.
By dropping the no-op cleanup, we can move "struct drm_magic_entry" to
drm_auth.c and avoid exposing it to all of DRM.
Signed-off-by: David Herrmann <dh.herrmann@gmail.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
David Herrmann [Fri, 29 Aug 2014 10:12:29 +0000 (12:12 +0200)]
drm: move "struct drm_vma_entry" to drm_vm.c
Make all the drm_vma_entry handling local to drm_vm.c and hide it from
global headers. This requires to extract the inlined legacy drm_vma_entry
cleanup into a small helper and also move a weirdly placed drm_vma_info
helper into drm_vm.c.
Signed-off-by: David Herrmann <dh.herrmann@gmail.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
David Herrmann [Fri, 29 Aug 2014 10:12:28 +0000 (12:12 +0200)]
drm: mark drm_buf and drm_map as legacy
Move internal declarations to drm_legacy.h and add drm_legacy_*() prefix
to all legacy functions.
[airlied: add a bit of an explaination to drm_legacy.h]
Signed-off-by: David Herrmann <dh.herrmann@gmail.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
David Herrmann [Fri, 29 Aug 2014 10:12:27 +0000 (12:12 +0200)]
drm/radeon: move drm_buffer to drm/radeon/
Radeon UMS is the last user of drm_buffer. Move it out of sight so radeon
can drop it together with UMS.
Signed-off-by: David Herrmann <dh.herrmann@gmail.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Maarten Lankhorst [Wed, 3 Sep 2014 15:02:44 +0000 (17:02 +0200)]
drm/qxl: Fix crash in eviction from qxl_release_fence_buffer_objects
This crash was already here before the conversion, but qxl never leaked
hard enough to hit this.
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Maarten Lankhorst [Wed, 3 Sep 2014 15:01:28 +0000 (17:01 +0200)]
drm/qxl: fix gaping memory hole
This is how you implement a memory sieve in a driver. ;-)
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Maarten Lankhorst [Wed, 3 Sep 2014 14:59:41 +0000 (16:59 +0200)]
drm/qxl: Remove release_lock stupidity
The locking of release_lock was stupid; t should have been be called with
fence_lock_irq if it was legitimately used. Unfortunately it never protected
anything except the fence implementation correctly.
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Andreas Pokorny [Fri, 8 Aug 2014 08:40:56 +0000 (10:40 +0200)]
drm/qxl: enables gem prime helpers for qxl using dummy driver callbacks
As there should not be any other virtual device that might share buffers,
the callbacks remain empty stubs. Still prime can be used to transfer buffers
between processes that use qxl.
Signed-off-by: Andreas Pokorny <andreas.pokorny@canonical.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Andreas Pokorny [Fri, 8 Aug 2014 08:40:55 +0000 (10:40 +0200)]
drm/qxl: simple crtc page flipping emulated using buffer copy
Signed-off-by: Andreas Pokorny <andreas.pokorny@canonical.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Dave Airlie [Wed, 3 Sep 2014 00:12:24 +0000 (10:12 +1000)]
Merge branch 'for-airlied-next' of git://people.freedesktop.org/~mlankhorst/linux into drm-next
Merge the move to generic fences for TTM using drivers.
* 'for-airlied-next' of git://people.freedesktop.org/~mlankhorst/linux:
drm/nouveau: use shared fences for readable objects
drm/nouveau: Keep only a single list for validation.
drm/ttm: use rcu in core ttm
drm/vmwgfx: use rcu in vmw_user_dmabuf_synccpu_grab
drm/radeon: use rcu waits in some ioctls
drm/nouveau: use rcu in nouveau_gem_ioctl_cpu_prep
drm/ttm: flip the switch, and convert to dma_fence
drm/qxl: rework to new fence interface
drm/nouveau: rework to new fence interface
drm/vmwgfx: rework to new fence interface, v2
drm/vmwgfx: get rid of different types of fence_flags entirely
drm/radeon: use common fence implementation for fences, v4
drm/ttm: kill off some members to ttm_validate_buffer
drm/ttm: add interruptible parameter to ttm_eu_reserve_buffers
drm/ttm: kill fence_lock
drm/ttm: call ttm_bo_wait while inside a reservation
drm/nouveau: require reservations for nouveau_fence_sync and nouveau_bo_fence
drm/nouveau: add reservation to nouveau_gem_ioctl_cpu_prep
Dave Airlie [Tue, 2 Sep 2014 22:30:48 +0000 (08:30 +1000)]
Merge tag 'drm-intel-next-2014-09-01' of git://anongit.freedesktop.org/drm-intel into drm-next
drm-intel-next-2014-08-22:
- basic code for execlist, which is the fancy new cmd submission on gen8. Still
disabled by default (Ben, Oscar Mateo, Thomas Daniel et al)
- remove the useless usage of console_lock for I915_FBDEV=n (Chris)
- clean up relations between ctx and ppgtt
- clean up ppgtt lifetime handling (Michel Thierry)
- various cursor code improvements from Ville
- execbuffer code cleanups and secure batch fixes (Chris)
- prep work for dev -> dev_priv transition (Chris)
- some of the prep patches for the seqno -> request object transition (Chris)
- various small improvements all over
* tag 'drm-intel-next-2014-09-01' of git://anongit.freedesktop.org/drm-intel: (86 commits)
drm/i915: fix suspend/resume for GENs w/o runtime PM support
drm/i915: Update DRIVER_DATE to
20140822
drm: fix plane rotation when restoring fbdev configuration
drm/i915/bdw: Disable execlists by default
drm/i915/bdw: Enable Logical Ring Contexts (hence, Execlists)
drm/i915/bdw: Document Logical Rings, LR contexts and Execlists
drm/i915/bdw: Print context state in debugfs
drm/i915/bdw: Display context backing obj & ringbuffer info in debugfs
drm/i915/bdw: Display execlists info in debugfs
drm/i915/bdw: Disable semaphores for Execlists
drm/i915/bdw: Make sure gpu reset still works with Execlists
drm/i915/bdw: Don't write PDP in the legacy way when using LRCs
drm/i915: Track cursor changes as frontbuffer tracking flushes
drm/i915/bdw: Help out the ctx switch interrupt handler
drm/i915/bdw: Avoid non-lite-restore preemptions
drm/i915/bdw: Handle context switch events
drm/i915/bdw: Two-stage execlist submit process
drm/i915/bdw: Write the tail pointer, LRC style
drm/i915/bdw: Implement context switching (somewhat)
drm/i915/bdw: Emission of requests with logical rings
...
Conflicts:
drivers/gpu/drm/i915/i915_drv.c
Maarten Lankhorst [Wed, 9 Apr 2014 14:19:30 +0000 (16:19 +0200)]
drm/nouveau: use shared fences for readable objects
nouveau keeps track in userspace whether a buffer is being
written to or being read, but it doesn't use that information.
Change this to allow multiple readers on the same bo.
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Acked-by: Ben Skeggs <bskeggs@redhat.com>
Maarten Lankhorst [Wed, 9 Apr 2014 14:18:58 +0000 (16:18 +0200)]
drm/nouveau: Keep only a single list for validation.
Maintain the original order to handle VRAM/GART/mixed correctly for <nv50,
it's likely not as important on newer cards.
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Acked-by: Ben Skeggs <bskeggs@redhat.com>
Maarten Lankhorst [Wed, 14 May 2014 13:42:29 +0000 (15:42 +0200)]
drm/ttm: use rcu in core ttm
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Maarten Lankhorst [Wed, 14 May 2014 13:41:49 +0000 (15:41 +0200)]
drm/vmwgfx: use rcu in vmw_user_dmabuf_synccpu_grab
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Maarten Lankhorst [Wed, 14 May 2014 13:40:49 +0000 (15:40 +0200)]
drm/radeon: use rcu waits in some ioctls
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Maarten Lankhorst [Wed, 14 May 2014 13:38:23 +0000 (15:38 +0200)]
drm/nouveau: use rcu in nouveau_gem_ioctl_cpu_prep
With the conversion to the reservation api this should be safe.
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Acked-by: Ben Skeggs <bskeggs@redhat.com>
Maarten Lankhorst [Wed, 2 Apr 2014 15:14:48 +0000 (17:14 +0200)]
drm/ttm: flip the switch, and convert to dma_fence
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Maarten Lankhorst [Wed, 2 Apr 2014 10:40:05 +0000 (12:40 +0200)]
drm/qxl: rework to new fence interface
Final driver! \o/
This is not a proper dma_fence because the hardware may never signal
anything, so don't use dma-buf with qxl, ever.
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Maarten Lankhorst [Thu, 9 Jan 2014 10:03:11 +0000 (11:03 +0100)]
drm/nouveau: rework to new fence interface
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Acked-by: Ben Skeggs <bskeggs@redhat.com>
Maarten Lankhorst [Wed, 26 Mar 2014 13:07:44 +0000 (14:07 +0100)]
drm/vmwgfx: rework to new fence interface, v2
Use the new fence interface on vmwgfx too.
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
---
Changes since v1:
Fix a sleeping function called from invalid context in enable_signaling.
Maarten Lankhorst [Wed, 26 Mar 2014 12:06:24 +0000 (13:06 +0100)]
drm/vmwgfx: get rid of different types of fence_flags entirely
Only one type was ever used. This is needed to simplify the fence
support in the next commit.
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Steve Longerbeam [Thu, 26 Jun 2014 01:05:55 +0000 (18:05 -0700)]
gpu: ipu-v3: Add ipu_dump()
Adds ipu_dump() which dumps IPU register state to debug.
Signed-off-by: Steve Longerbeam <steve_longerbeam@mentor.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Steve Longerbeam [Thu, 26 Jun 2014 01:05:54 +0000 (18:05 -0700)]
gpu: ipu-cpmem: Add ipu_cpmem_dump()
Adds ipu_cpmem_dump() which dumps a channel's cpmem to debug.
Signed-off-by: Steve Longerbeam <steve_longerbeam@mentor.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Steve Longerbeam [Thu, 26 Jun 2014 01:05:53 +0000 (18:05 -0700)]
gpu: ipu-v3: Add more planar formats support
Adds support for the following planar and partial-planar formats:
YUV422
NV12
NV16
Signed-off-by: Dmitry Eremin-Solenikov <dmitry_eremin@mentor.com>
Signed-off-by: Mohsin Kazmi <mohsin_kazmi@mentor.com>
Signed-off-by: Steve Longerbeam <steve_longerbeam@mentor.com>
Unified base offset and Y plane offset into a single variable,
moved all ipu_cpmem_set_buffer calls to a single location.
Removed NV21 and NV61 for now. The IDMAC doesn't understand U/V
order for chroma interleaved formats, so we'd need to work around
this by implenting U/V switching via the CSC unit.
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Steve Longerbeam [Thu, 26 Jun 2014 01:05:52 +0000 (18:05 -0700)]
gpu: ipu-cpmem: Add second buffer support to ipu_cpmem_set_image()
Add a second buffer physaddr to struct ipu_image, for double-buffering
support.
Signed-off-by: Steve Longerbeam <steve_longerbeam@mentor.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Steve Longerbeam [Thu, 26 Jun 2014 01:05:51 +0000 (18:05 -0700)]
gpu: ipu-cpmem: Add ipu_cpmem_set_rotation()
Adds ipu_cpmem_set_rotation().
Signed-off-by: Steve Longerbeam <steve_longerbeam@mentor.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Steve Longerbeam [Thu, 26 Jun 2014 01:05:50 +0000 (18:05 -0700)]
gpu: ipu-cpmem: Add ipu_cpmem_set_axi_id()
Adds ipu_cpmem_set_axi_id() to set which AXI bus master the channel
will use to transfer data onto AXI bus.
Signed-off-by: Steve Longerbeam <steve_longerbeam@mentor.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Steve Longerbeam [Thu, 26 Jun 2014 01:05:49 +0000 (18:05 -0700)]
gpu: ipu-cpmem: Add ipu_cpmem_set_block_mode()
Adds ipu_cpmem_set_block_mode().
Signed-off-by: Steve Longerbeam <steve_longerbeam@mentor.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Steve Longerbeam [Thu, 26 Jun 2014 01:05:45 +0000 (18:05 -0700)]
gpu: ipu-v3: Add ipu_idmac_lock_enable()
Adds ipu_idmac_lock_enable(), which enables or disables channel
burst locking.
Signed-off-by: Steve Longerbeam <steve_longerbeam@mentor.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Steve Longerbeam [Thu, 26 Jun 2014 01:05:44 +0000 (18:05 -0700)]
gpu: ipu-v3: Add ipu_idmac_enable_watermark()
Adds the function ipu_idmac_enable_watermark(), which enables or disables
watermarking in the IDMAC channel. Enabling watermarking can increase a
channel's AXI bus arbitration priority.
Signed-off-by: Steve Longerbeam <steve_longerbeam@mentor.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Steve Longerbeam [Thu, 26 Jun 2014 01:05:43 +0000 (18:05 -0700)]
gpu: ipu-v3: Add ipu_stride_to_bytes()
Adds ipu_stride_to_bytes(), which converts a pixel stride to bytes,
suitable for passing to cpmem.
Signed-off-by: Steve Longerbeam <steve_longerbeam@mentor.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Steve Longerbeam [Thu, 26 Jun 2014 01:05:42 +0000 (18:05 -0700)]
gpu: ipu-v3: Add __ipu_idmac_reset_current_buffer()
Adds __ipu_idmac_reset_current_buffer() that resets a channel's
internal current buffer pointer so that transfers start from buffer
0 on the next channel enable.
This operation is required for channel linking to work correctly,
for instance video capture pipelines that carry out image rotations
will fail after the first streaming unless this function is called
for each channel before re-enabling the channels.
Signed-off-by: Steve Longerbeam <steve_longerbeam@mentor.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Steve Longerbeam [Thu, 26 Jun 2014 01:05:41 +0000 (18:05 -0700)]
gpu: ipu-v3: Add ipu_idmac_clear_buffer()
Add the reverse of ipu_idmac_select_buffer(), that is, clear a buffer
ready status in a channel.
Signed-off-by: Steve Longerbeam <steve_longerbeam@mentor.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Steve Longerbeam [Thu, 26 Jun 2014 01:05:40 +0000 (18:05 -0700)]
gpu: ipu-v3: Add ipu_idmac_buffer_is_ready()
Add ipu_idmac_buffer_is_ready(), returns true if the given buffer in
the given channel is set ready (owned by IPU), or false if not ready
(owned by CPU core).
Support has been added for third buffer, there is no support yet for
triple-buffering in idmac channels, but this function checks
buffer-ready for third buffer in case this support is added later.
Signed-off-by: Steve Longerbeam <steve_longerbeam@mentor.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>