openwrt/staging/blogic.git
7 years agodrm/amdgpu/virt: fix double kfree on bo_va
Colin Ian King [Fri, 3 Feb 2017 20:23:42 +0000 (20:23 +0000)]
drm/amdgpu/virt: fix double kfree on bo_va

bo_va is being kfree'd twice, once in the call to amdgpu_vm_bo_rmv
and then a short while later. Fix this double free by removing
the 2nd kfree.

Detected by CoverityScan, CID#1399524 ("Double Free")

Reviewed-by: Monk Liu <monk.liu@amd.com>
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/radeon: remove some dead code
Dan Carpenter [Tue, 7 Feb 2017 13:16:04 +0000 (16:16 +0300)]
drm/radeon: remove some dead code

If "rdev->bios" is NULL then we don't need to free it.

Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/radeon: avoid kernel segfault in vce when gpu fails to resume
Jérôme Glisse [Mon, 6 Feb 2017 20:13:18 +0000 (15:13 -0500)]
drm/radeon: avoid kernel segfault in vce when gpu fails to resume

When GPU fails to resume we can not trust that value we write to GPU
memory will post and we might get garbage (more like 0xffffffff on
x86) when reading them back. This trigger out of range memory access
in the kernel inside the vce resume code path.

This patch use canonical value to compute offset instead of reading
back value from GPU memory.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Jérôme Glisse <jglisse@redhat.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amd/powerplay: set fan speed to max in profile peak mode only.
Rex Zhu [Tue, 7 Feb 2017 09:34:11 +0000 (17:34 +0800)]
drm/amd/powerplay: set fan speed to max in profile peak mode only.

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>
7 years agodrm/amd/gfx6: update gb_addr_config
Flora Cui [Tue, 7 Feb 2017 07:36:32 +0000 (15:36 +0800)]
drm/amd/gfx6: update gb_addr_config

Signed-off-by: Flora Cui <Flora.Cui@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: update HAINAN_GB_ADDR_CONFIG_GOLDEN
Flora Cui [Tue, 7 Feb 2017 07:35:09 +0000 (15:35 +0800)]
drm/amdgpu: update HAINAN_GB_ADDR_CONFIG_GOLDEN

Signed-off-by: Flora Cui <Flora.Cui@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: update VERDE_GB_ADDR_CONFIG_GOLDEN
Flora Cui [Tue, 7 Feb 2017 07:32:34 +0000 (15:32 +0800)]
drm/amdgpu: update VERDE_GB_ADDR_CONFIG_GOLDEN

Signed-off-by: Flora Cui <Flora.Cui@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: refine si_read_register
Flora Cui [Tue, 7 Feb 2017 07:24:25 +0000 (15:24 +0800)]
drm/amdgpu: refine si_read_register

Signed-off-by: Flora Cui <Flora.Cui@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu/gfx6: clean up spi configuration
Flora Cui [Tue, 7 Feb 2017 07:20:37 +0000 (15:20 +0800)]
drm/amdgpu/gfx6: clean up spi configuration

Signed-off-by: Flora Cui <Flora.Cui@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu/gfx6: clean up cu configuration
Flora Cui [Tue, 7 Feb 2017 07:18:27 +0000 (15:18 +0800)]
drm/amdgpu/gfx6: clean up cu configuration

Signed-off-by: Flora Cui <Flora.Cui@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu/gfx6: clean up rb configuration
Flora Cui [Tue, 7 Feb 2017 07:14:48 +0000 (15:14 +0800)]
drm/amdgpu/gfx6: clean up rb configuration

Signed-off-by: Flora Cui <Flora.Cui@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: refine vce3.0 code and related powerplay pg code.
Rex Zhu [Thu, 26 Jan 2017 02:47:00 +0000 (10:47 +0800)]
drm/amdgpu: refine vce3.0 code and related powerplay pg code.

1. not start vce3.0 when hw_init
2. stop vce3.0 when vce idle.
3. pg mask used to ctrl power down/up vce.
4. change cg pg sequence in powerplay.

Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: move subfunctions to the front of vce_v2_0.c.
Rex Zhu [Thu, 26 Jan 2017 08:46:22 +0000 (16:46 +0800)]
drm/amdgpu: move subfunctions to the front of vce_v2_0.c.

Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: enable vce pg feature on Kv.
Rex Zhu [Wed, 25 Jan 2017 08:50:15 +0000 (16:50 +0800)]
drm/amdgpu: enable vce pg feature on Kv.

Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: refine code for VCE2.0 and related dpm code.
Rex Zhu [Thu, 26 Jan 2017 08:25:05 +0000 (16:25 +0800)]
drm/amdgpu: refine code for VCE2.0 and related dpm code.

v2: clean up vce cg function.
    use sw cg when vce stoped.

1. implement vce_stop function.
2. not start vce when hw_init.
3. refine vce cg/pg code.
4. delete bypass mode.

Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: when dpm disabled, also need to stop/start vce.
Rex Zhu [Wed, 25 Jan 2017 09:35:14 +0000 (17:35 +0800)]
drm/amdgpu: when dpm disabled, also need to stop/start vce.

Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: refine uvd5.0/6.0 code.
Rex Zhu [Fri, 20 Jan 2017 09:46:34 +0000 (17:46 +0800)]
drm/amdgpu: refine uvd5.0/6.0 code.

1. delete redundant cg pg mask check.
   pg mask use to ctrl power on/down uvd.
   not start/stop uvd.
   cg mask will be check when enable mgcg.
2. no need to start uvd when initializ.
   when ring test/ib test/encode, uvd was enabled.
   when uvd idle, uvd was stopped.
3. chang cg pg sequence in powerplay.

Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: fix uvd can't initialized when dpm disabled on Ci.
Rex Zhu [Fri, 3 Feb 2017 09:33:11 +0000 (17:33 +0800)]
drm/amdgpu: fix uvd can't initialized when dpm disabled on Ci.

need to start smc when dpm disabled.
otherwise, uvd can't get response from smu.
so uvd ring test and ib test will timeout.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: refine uvd4.2 init/stop code.
Rex Zhu [Fri, 20 Jan 2017 07:56:45 +0000 (15:56 +0800)]
drm/amdgpu: refine uvd4.2 init/stop code.

1. set uvd_status busy before uvd_start.
2. clear uvd_status to 0 after uvd stop.
   smu firmware may check uvd_status.
3. wait uvd idle before stop uvd.
4. not start uvd when hw_init.

Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: refine uvd pg code in kv_dpm.c
Rex Zhu [Fri, 20 Jan 2017 06:34:43 +0000 (14:34 +0800)]
drm/amdgpu: refine uvd pg code in kv_dpm.c

1. no need to set cg as use hw dynamic cg.
2. when uvd idle, stop uvd. encode, start uvd.
3. if pg feature enabled, power on/down uvd by smu.
4. drm/amdgpu: dpm do not set uvd pg status.

Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: power down/up uvd4 when smu disabled.
Rex Zhu [Fri, 20 Jan 2017 07:07:47 +0000 (15:07 +0800)]
drm/amdgpu: power down/up uvd4 when smu disabled.

Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: add current_pg_status register define for smu7.1
Rex Zhu [Wed, 25 Jan 2017 04:17:59 +0000 (12:17 +0800)]
drm/amdgpu: add current_pg_status register define for smu7.1

Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: when dpm disabled, also can enable uvd cg/pg.
Rex Zhu [Fri, 20 Jan 2017 04:06:05 +0000 (12:06 +0800)]
drm/amdgpu: when dpm disabled, also can enable uvd cg/pg.

Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: stop reserving a shared fence for VA updates
Christian König [Mon, 30 Jan 2017 09:24:13 +0000 (10:24 +0100)]
drm/amdgpu: stop reserving a shared fence for VA updates

We don't add any fences do the buffer, but just use it's address.

Additional to that we don't need a duplicates list here.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: fix race in GEM VA map IOCTL v2
Christian König [Fri, 27 Jan 2017 14:58:43 +0000 (15:58 +0100)]
drm/amdgpu: fix race in GEM VA map IOCTL v2

Somebody could try to free the bo_va between mapping and updating it.

v2: fix typos in comment

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agoMerge branch 'exynos-drm-next' of git://git.kernel.org/pub/scm/linux/kernel/git/daein...
Dave Airlie [Tue, 31 Jan 2017 22:43:42 +0000 (08:43 +1000)]
Merge branch 'exynos-drm-next' of git://git./linux/kernel/git/daeinki/drm-exynos into drm-next

adding runtime PM support to MIC driver, and including some
cleanups - especially using atomic helper functions
instead of specific ones - and fixups.

* 'exynos-drm-next' of git://git.kernel.org/pub/scm/linux/kernel/git/daeinki/drm-exynos:
  drm/exynos: g2d: prevent integer overflow in
  drm/exynos: fix a timeout loop
  drm/exynos: use atomic helper commit
  drm/exynos: remove unnecessary codes
  drm/exynos: mic: Add runtime PM support
  drm/exynos: Stop using drm_framebuffer_unregister_private
  drm/exynos: mic: Fix parse_dt function
  drm/exynos: mic: Add mode_set callback function

7 years agoMerge tag 'sunxi-drm-for-4.11' of https://git.kernel.org/pub/scm/linux/kernel/git...
Dave Airlie [Tue, 31 Jan 2017 22:43:19 +0000 (08:43 +1000)]
Merge tag 'sunxi-drm-for-4.11' of https://git./linux/kernel/git/mripard/linux into drm-next

Allwinner DRM changes for 4.11

Just one minor fix.

* tag 'sunxi-drm-for-4.11' of https://git.kernel.org/pub/scm/linux/kernel/git/mripard/linux:
  drm/sun4i: Fix a return value in case of error

7 years agoMerge branch 'drm-vmwgfx-next' of git://people.freedesktop.org/~syeh/repos_linux...
Dave Airlie [Tue, 31 Jan 2017 22:40:13 +0000 (08:40 +1000)]
Merge branch 'drm-vmwgfx-next' of git://people.freedesktop.org/~syeh/repos_linux into drm-next

This is to address what we've discussed, moving some of the minor changes
into a drm-next request.

* 'drm-vmwgfx-next' of git://people.freedesktop.org/~syeh/repos_linux:
  drm/vmwgfx: Use kmemdup instead of kmalloc and memcpy
  drm/vmwgfx: Fix depth input into drm_mode_legacy_fb_format
  drm/vmwgfx: Fix a potential integer overflow
  drm/vmwgfx: Clear an uninitialized struct member
  drm/vmwgfx: Annotate ignored return values
  drm/vmwgfx: Clear uninitialized fields of a parameter

7 years agoMerge branch 'drm-next-4.11' of git://people.freedesktop.org/~agd5f/linux into drm...
Dave Airlie [Tue, 31 Jan 2017 22:39:35 +0000 (08:39 +1000)]
Merge branch 'drm-next-4.11' of git://people.freedesktop.org/~agd5f/linux into drm-next

This is the main feature pull for radeon and amdgpu for 4.11.  Highlights:
- Power and clockgating improvements
- Preliminary SR-IOV support
- ttm buffer priority support
- ttm eviction fixes
- Removal of the ttm lru callbacks
- Remove SI DPM quirks due to MC firmware issues
- Handle VFCT with multiple vbioses
- Powerplay improvements
- Lots of driver cleanups

* 'drm-next-4.11' of git://people.freedesktop.org/~agd5f/linux: (120 commits)
  drm/amdgpu: fix amdgpu_bo_va_mapping flags
  drm/amdgpu: access stolen VRAM directly on CZ (v2)
  drm/amdgpu: access stolen VRAM directly on KV/KB (v2)
  drm/amdgpu: fix kernel panic when dpm disabled on Kv.
  drm/amdgpu: fix dpm bug on Kv.
  drm/amd/powerplay: fix regresstion issue can't set manual dpm mode.
  drm/amdgpu: handle vfct with multiple vbios images
  drm/radeon: handle vfct with multiple vbios images
  drm/amdgpu: move misc si headers into amdgpu
  drm/amdgpu: remove unused header si_reg.h
  drm/radeon: drop pitcairn dpm quirks
  drm/amdgpu: drop pitcairn dpm quirks
  drm: radeon: radeon_ttm: Handle return NULL error from ioremap_nocache
  drm/amd/amdgpu/amdgpu_ttm: Handle return NULL error from ioremap_nocache
  drm/amdgpu: add new virtual display ID
  drm/amd/amdgpu: remove the uncessary parameter for ib scheduler
  drm/amdgpu: Bring bo creation in line with radeon driver (v2)
  drm/amd/powerplay: fix misspelling in header guard
  drm/ttm: revert "add optional LRU removal callback v2"
  drm/ttm: revert "implement LRU add callbacks v2"
  ...

7 years agoMerge tag 'drm-misc-next-2017-01-30' of git://anongit.freedesktop.org/git/drm-misc...
Dave Airlie [Tue, 31 Jan 2017 22:31:09 +0000 (08:31 +1000)]
Merge tag 'drm-misc-next-2017-01-30' of git://anongit.freedesktop.org/git/drm-misc into drm-next

Another round of -misc stuff:
- Noralf debugfs cleanup cleanup (not yet everything, some more driver
  patches awaiting acks).
- More doc work.
- edid/infoframe fixes from Ville.
- misc 1-patch fixes all over, as usual

Noralf needs this for his tinydrm pull request.

* tag 'drm-misc-next-2017-01-30' of git://anongit.freedesktop.org/git/drm-misc: (48 commits)
  drm/vc4: Remove vc4_debugfs_cleanup()
  dma/fence: Export enable-signaling tracepoint for emission by drivers
  drm/tilcdc: Remove tilcdc_debugfs_cleanup()
  drm/tegra: Remove tegra_debugfs_cleanup()
  drm/sti: Remove drm_debugfs_remove_files() calls
  drm/radeon: Remove drm_debugfs_remove_files() call
  drm/omap: Remove omap_debugfs_cleanup()
  drm/hdlcd: Remove hdlcd_debugfs_cleanup()
  drm/etnaviv: Remove etnaviv_debugfs_cleanup()
  drm/etnaviv: allow build with COMPILE_TEST
  drm/amd/amdgpu: Remove drm_debugfs_remove_files() call
  drm/prime: Clarify DMA-BUF/GEM Object lifetime
  drm/ttm: Make sure BOs being swapped out are cacheable
  drm/atomic: Remove drm_atomic_debugfs_cleanup()
  drm: drm_minor_register(): Clean up debugfs on failure
  drm: debugfs: Remove all files automatically on cleanup
  drm/fourcc: add vivante tiled layout format modifiers
  drm/edid: Set YQ bits in the AVI infoframe according to CEA-861-F
  drm/edid: Set AVI infoframe Q even when QS=0
  drm/edid: Introduce drm_hdmi_avi_infoframe_quant_range()
  ...

7 years agoMerge tag 'drm/atmel-hlcdc/for-4.11' of git://git.kernel.org/pub/scm/linux/kernel...
Dave Airlie [Tue, 31 Jan 2017 22:30:19 +0000 (08:30 +1000)]
Merge tag 'drm/atmel-hlcdc/for-4.11' of git://git./linux/kernel/git/bbrezillon/linux into drm-next

Contains a single patch to create the fbdev at driver's registration
time instead of waiting for the connector status change.

* tag 'drm/atmel-hlcdc/for-4.11' of git://git.kernel.org/pub/scm/linux/kernel/git/bbrezillon/linux:
  drm/atmel-hlcdc: Rework the fbdev creation logic

7 years agoMerge tag 'zxdrm-4.11' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo...
Dave Airlie [Tue, 31 Jan 2017 22:26:33 +0000 (08:26 +1000)]
Merge tag 'zxdrm-4.11' of git://git./linux/kernel/git/shawnguo/linux into drm-next

ZTE DRM driver updates for 4.11:
 - Add missing selection of VIDEOMODE_HELPERS in Kconfig, since ZTE DRM
   driver uses drm_display_mode_to_videomode().
 - Enable HDMI audio support through SPDIF interface based on generic
   hdmi-audio-codec driver.
 - Enable VOU VL (Video Layer) to support overlay plane with scaling
   function.
 - Refine zx_vou driver a bit and then add TV Encoder output device
   support.

[airlied: fixup plane format change]

* tag 'zxdrm-4.11' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux:
  drm: zte: add tvenc driver support
  dt: add bindings for ZTE tvenc device
  drm: zte: add function to configure vou_ctrl dividers
  drm: zte: move struct vou_inf into zx_vou driver
  drm: zte: add interlace mode support
  drm: zte: add overlay plane support
  drm: zte: add .atomic_disable hook to disable graphic layer
  drm: zte: make zx_plane accessible from zx_vou driver
  drm: zte: support hdmi audio through spdif
  drm: zte: select VIDEOMODE_HELPERS in Kconfig

7 years agoMerge branch 'drm-intel-next' of git://anongit.freedesktop.org/git/drm-intel into...
Dave Airlie [Tue, 31 Jan 2017 22:26:02 +0000 (08:26 +1000)]
Merge branch 'drm-intel-next' of git://anongit.freedesktop.org/git/drm-intel into drm-next

Updated pull request after I pulled first time :)

* 'drm-intel-next' of git://anongit.freedesktop.org/git/drm-intel:
  drm/i915: Pevent copying uninitialised garbage into vma->ggtt_view

7 years agoMerge branch 'for-upstream/mali-dp' of git://linux-arm.org/linux-ld into drm-next
Dave Airlie [Tue, 31 Jan 2017 22:07:23 +0000 (08:07 +1000)]
Merge branch 'for-upstream/mali-dp' of git://linux-arm.org/linux-ld into drm-next

Hope I'm not too late before the cutoff for the v4.11 with these patches.
Mostly an asorted set of fixes that we have discovered while playing with
the code and preparing for the next set of features.

* 'for-upstream/mali-dp' of git://linux-arm.org/linux-ld:
  drm: mali-dp: fix stride setting for multi-plane formats
  drm: mali-dp: Add plane offset to the plane's physical start address register
  drm: mali-dp: Check for sufficient address space
  drm: mali-dp: Check hw version matches device-tree
  drm: mali-dp: Rename malidp_input_format to malidp_pixel_format
  drm: mali-dp: fix Lx_CONTROL register fields clobber
  drm: mali-dp: Fix transposed horizontal/vertical flip
  drm: mali-dp: Fix destination size handling when rotating
  drm: mali-dp: Don't force source size == crtc size
  drm: mali-dp: Check more use cases in the plane's ->atomic_check()
  drm: malidp: Remove event_list member from struct malidp_drm
  drm/arm/malidp: Fix possible dereference of NULL

7 years agodrm/exynos: g2d: prevent integer overflow in
Joonyoung Shim [Mon, 23 Jan 2017 09:13:54 +0000 (18:13 +0900)]
drm/exynos: g2d: prevent integer overflow in

The size computations done in the ioctl function use an integer.
If userspace submits a request with req->cmd_nr or req->cmd_buf_nr
set to INT_MAX, the integer computations overflow later, leading
to potential (kernel) memory corruption.

Prevent this issue by enforcing a limit on the number of submitted
commands, so that we have enough headroom later for the size
computations.

Note that this change has no impact on the currently available
users in userspace, like e.g. libdrm/exynos.

While at it, also make a comment about the size computation more
detailed.

Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Tobias Jakobi <tjakobi@math.uni-bielefeld.de>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
7 years agodrm/exynos: fix a timeout loop
Dan Carpenter [Fri, 20 Jan 2017 16:54:32 +0000 (17:54 +0100)]
drm/exynos: fix a timeout loop

We were trying to print an error message if we timed out here, but the
loop actually ends with "tries" set to UINT_MAX and not zero.  Fix this
by changing from tries-- to --tries.

A for loop would actually be the most natural way to do this.  My fix
means we only loop 99 times instead of 100 but that's probably ok.

Fixes: a696394c5224 ('drm/exynos: mixer: simplify loop in vp_win_reset()')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Tobias Jakobi <tjakobi@math.uni-bielefeld.de>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
7 years agodrm/exynos: use atomic helper commit
Inki Dae [Fri, 20 Jan 2017 03:51:41 +0000 (12:51 +0900)]
drm/exynos: use atomic helper commit

This patch replaces specific atomic commit function
with atomic helper commit one.

For this, it removes existing atomic commit function
and relevant code specific to Exynos DRM and makes
atomic helper commit to be used instead.

Below are changes for the use of atomic helper commit:
- add atomic_commit_tail callback specific to Exynos DRM
  . default implemention of atomic helper doesn't mesh well
    with runtime PM so the device driver which supports runtime
    PM should call drm_atomic_helper_commit_modeset_enables function
    prior to drm_atomic_helper_commit_planes function call.
    atomic_commit_tail callback implements this call ordering.
- allow plane commit only in case that CRTC device is enabled.
  . for this, it calls atomic_helper_commit_planes function
    with DRM_PLANE_COMMIT_ACTIVE_ONLY flag in atomic_commit_tail callback.

Signed-off-by: Inki Dae <inki.dae@samsung.com>
Reviewed-by: Gustavo Padovan <gustavo.padovan@collabora.com>
7 years agodrm/exynos: remove unnecessary codes
Inki Dae [Tue, 17 Jan 2017 10:47:26 +0000 (19:47 +0900)]
drm/exynos: remove unnecessary codes

This patch removes exynos_drm_crtc_cancel_page_flip call
when drm is closed because at that time, events will be released
by drm_events_release function.

Changelog v1:
- remove exynos_drm_crtc_cancel_page_flip function also because
  this funtion isn't used anymore.

Signed-off-by: Inki Dae <inki.dae@samsung.com>
Reviewed-by: Andrzej Hajda <a.hajda@samsung.com>
7 years agodrm/exynos: mic: Add runtime PM support
Marek Szyprowski [Fri, 13 Jan 2017 08:30:00 +0000 (09:30 +0100)]
drm/exynos: mic: Add runtime PM support

This patch adds runtime support calls to notify device core when MIC
device is really in use. Runtime PM is implemented by enabling and
disabling clocks like in other Exynos DRM subdrivers. Adding runtime
PM support is needed to let power domain with this device to be turned
off when display is not used.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
7 years agodrm/exynos: Stop using drm_framebuffer_unregister_private
Daniel Vetter [Tue, 27 Dec 2016 10:49:23 +0000 (11:49 +0100)]
drm/exynos: Stop using drm_framebuffer_unregister_private

This is the deprecated function for when you embedded the framebuffer
somewhere else (which breaks refcounting). But exynos is using
drm_framebuffer_remove and a free-standing fb, so this is rendundant.

Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
7 years agodrm/exynos: mic: Fix parse_dt function
Hoegeun Kwon [Thu, 5 Jan 2017 10:20:07 +0000 (19:20 +0900)]
drm/exynos: mic: Fix parse_dt function

The OF graph is not necessary because the panel is a child of
dsi. therefore, the parse_dt function of dsi does not need to
check the remote_node connected to the panel. and the whole
parse_dt function should be refactored later.

Signed-off-by: Hoegeun Kwon <hoegeun.kwon@samsung.com>
Reviewed-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
7 years agodrm/exynos: mic: Add mode_set callback function
Hoegeun Kwon [Thu, 5 Jan 2017 10:20:06 +0000 (19:20 +0900)]
drm/exynos: mic: Add mode_set callback function

Before applying the patch, used the of_get_videomode function to
parse the display-timings in the panel which is the child driver
of dsi in the devicetree. this is wrong. So removed the
of_get_videomode and fixed to get videomode struct through
mode_set callback function.

Signed-off-by: Hoegeun Kwon <hoegeun.kwon@samsung.com>
Reviewed-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
7 years agodrm/atmel-hlcdc: Rework the fbdev creation logic
Boris Brezillon [Mon, 28 Nov 2016 14:56:53 +0000 (15:56 +0100)]
drm/atmel-hlcdc: Rework the fbdev creation logic

Now that we wait for DRM panels to be available before registering the
DRM device (returning -EPROBE_DEFER if the panel has not been probed
yet), we no longer need to put the fbdev creation code in
->output_poll_changed().

This removes the 10 secs delay between DRM dev registration and fbdev
creation (polling period = 10 seconds).

Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Reported-by: Alex Vazquez <avazquez.dev@gmail.com>
7 years agodrm/vc4: Remove vc4_debugfs_cleanup()
Noralf Trønnes [Thu, 26 Jan 2017 22:56:18 +0000 (23:56 +0100)]
drm/vc4: Remove vc4_debugfs_cleanup()

drm_debugfs_cleanup() now removes all minor->debugfs_list entries
automatically, so the drm_driver.debugfs_cleanup callback is not
needed.

Cc: eric@anholt.net
Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
Reviewed-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20170126225621.12314-17-noralf@tronnes.org
7 years agodrm: zte: add tvenc driver support
Shawn Guo [Thu, 19 Jan 2017 14:28:38 +0000 (22:28 +0800)]
drm: zte: add tvenc driver support

It adds the TV Encoder driver to support video output in PAL and NTSC
format.  The driver uses syscon/regmap interface to configure register
bit sitting in SYSCTRL module for DAC power control.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Reviewed-by: Sean Paul <seanpaul@chromium.org>
7 years agodt: add bindings for ZTE tvenc device
Shawn Guo [Thu, 19 Jan 2017 15:34:25 +0000 (23:34 +0800)]
dt: add bindings for ZTE tvenc device

It adds bindings doc for ZTE VOU TV Encoder device.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Acked-by: Rob Herring <robh@kernel.org>
7 years agodrm: zte: add function to configure vou_ctrl dividers
Shawn Guo [Thu, 12 Jan 2017 14:20:31 +0000 (22:20 +0800)]
drm: zte: add function to configure vou_ctrl dividers

The clock control module (CRM) cannot always provide desired frequency
for all VOU output devices.  That's why VOU integrates a few dividers
to further divide the clocks from CRM.  Let's add an interface for
configuring these dividers.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Reviewed-by: Sean Paul <seanpaul@chromium.org>
7 years agodrm: zte: move struct vou_inf into zx_vou driver
Shawn Guo [Thu, 12 Jan 2017 08:27:35 +0000 (16:27 +0800)]
drm: zte: move struct vou_inf into zx_vou driver

Although data in struct vou_inf is defined per output device, it doesn't
belong to the device itself but VOU control module.  All these data can
just be defined in VOU driver, and output device driver only needs to
invoke VOU driver function with device ID to enable/disable specific
output device.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Reviewed-by: Sean Paul <seanpaul@chromium.org>
7 years agodrm: zte: add interlace mode support
Shawn Guo [Thu, 12 Jan 2017 06:44:40 +0000 (14:44 +0800)]
drm: zte: add interlace mode support

It adds interlace mode support in VOU TIMING_CTRL and channel control
block, so that VOU driver gets ready to support output device in
interlace mode like TV Encoder.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Reviewed-by: Sean Paul <seanpaul@chromium.org>
7 years agodrm: zte: add overlay plane support
Shawn Guo [Wed, 16 Nov 2016 06:43:59 +0000 (14:43 +0800)]
drm: zte: add overlay plane support

It enables VOU VL (Video Layer) to support overlay plane with scaling
function.  VL0 has some quirks on scaling support.  We choose to skip it
and only adds VL1 and VL2 into DRM core for now.

Function zx_plane_atomic_disable() gets moved around with no changes to
save a forward declaration.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Reviewed-by: Sean Paul <seanpaul@chromium.org>
7 years agodrm: zte: add .atomic_disable hook to disable graphic layer
Shawn Guo [Thu, 29 Dec 2016 00:03:03 +0000 (08:03 +0800)]
drm: zte: add .atomic_disable hook to disable graphic layer

There are a few hardware bits for each graphic layer to control main/aux
channel and clock selection, as well as the layer enabling.  These bits
sit outside the layer block itself, but in VOU control glue block.  We
currently set these bits up at CRTC initialization for once, and do not
support disabling the layer.

This patch creates a pair of functions zx_vou_layer_enable[disable] to
be invoked from plane hooks .atomic_update and .atomic_disable to set up
and tear down the layer.  This is generic for both graphic and video
layers, so it will make the overlay plane support to be added later much
easier.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Reviewed-by: Sean Paul <seanpaul@chromium.org>
7 years agodrm: zte: make zx_plane accessible from zx_vou driver
Shawn Guo [Wed, 28 Dec 2016 06:41:37 +0000 (14:41 +0800)]
drm: zte: make zx_plane accessible from zx_vou driver

Move struct zx_plane from zx_plane.c to zx_plane.h, so that it can be
accessed from zx_vou driver, and we can save the use of struct
zx_layer_data completely.  More importantly, those additional data used
by VOU controller to enable/disable graphic and video layers can later
be added and accessed much more easily from zx_vou driver.

While at it, we make two changes to zx_plane_init() interface:

 - Encode struct device pointer in zx_plane, so that we do not need to
   pass it as a parameter.
 - Change return of zx_plane_init() from struct drm_plane pointer to
   error code, since we can get the pointer from zx_plane in zx_vou
   driver now.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Reviewed-by: Sean Paul <seanpaul@chromium.org>
7 years agodrm: zte: support hdmi audio through spdif
Shawn Guo [Thu, 1 Dec 2016 09:20:31 +0000 (17:20 +0800)]
drm: zte: support hdmi audio through spdif

It enables HDMI audio support through SPDIF interface based on generic
hdmi-audio-codec driver.  The HDMI hardware supports more audio
interfaces than SPDIF, like I2S, which may be added later.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
7 years agodrm: zte: select VIDEOMODE_HELPERS in Kconfig
Shawn Guo [Mon, 9 Jan 2017 07:19:19 +0000 (15:19 +0800)]
drm: zte: select VIDEOMODE_HELPERS in Kconfig

ZTE DRM driver uses drm_display_mode_to_videomode() in function
zx_crtc_enable().  Select VIDEOMODE_HELPERS in Kconfig to fix the
following link error.

  LD      vmlinux.o
  MODPOST vmlinux.o
drivers/built-in.o: In function `zx_crtc_enable':
:(.text+0xbdeb8): undefined reference to `drm_display_mode_to_videomode'

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
7 years agodma/fence: Export enable-signaling tracepoint for emission by drivers
Chris Wilson [Tue, 24 Jan 2017 11:57:58 +0000 (11:57 +0000)]
dma/fence: Export enable-signaling tracepoint for emission by drivers

Currently this tracepoint is solely used by dma_fence_enable_sw_signaling,
however I have a need to manually perform the hw enabling of the
signaling and would like to emit this tracepoint for completeness.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Sumit Semwal <sumit.semwal@linaro.org>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Acked-by: Sumit Semwal <sumit.semwal@linaro.org>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170124115758.31353-1-chris@chris-wilson.co.uk
7 years agodrm/amdgpu: fix amdgpu_bo_va_mapping flags
Christian König [Wed, 18 Jan 2017 13:49:43 +0000 (14:49 +0100)]
drm/amdgpu: fix amdgpu_bo_va_mapping flags

They are 64bit not 32 for a while now.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: access stolen VRAM directly on CZ (v2)
Christian König [Mon, 7 Nov 2016 09:19:40 +0000 (10:19 +0100)]
drm/amdgpu: access stolen VRAM directly on CZ (v2)

We don't need to use the PCI BAR on APUs. This allows us to access
the full VRAM directly without being limited by the BAR size.

v2: squash in 64bit shift fix

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: access stolen VRAM directly on KV/KB (v2)
Christian König [Fri, 4 Nov 2016 12:23:41 +0000 (13:23 +0100)]
drm/amdgpu: access stolen VRAM directly on KV/KB (v2)

We don't need to use the PCI BAR on APUs. This allows us to access
the full VRAM directly without being limited by the BAR size.

v2: squash in 64bit shift fix

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: fix kernel panic when dpm disabled on Kv.
Rex Zhu [Fri, 20 Jan 2017 06:30:51 +0000 (14:30 +0800)]
drm/amdgpu: fix kernel panic when dpm disabled on Kv.

Return early if it's disabled.

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>
7 years agodrm/amdgpu: fix dpm bug on Kv.
Rex Zhu [Fri, 20 Jan 2017 06:27:22 +0000 (14:27 +0800)]
drm/amdgpu: fix dpm bug on Kv.

1. current_ps/request_ps not update.
2. compare crrent_ps and request_ps, if same,
   don't re-set power state.

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>
7 years agodrm/amd/powerplay: fix regresstion issue can't set manual dpm mode.
Rex Zhu [Tue, 24 Jan 2017 09:47:36 +0000 (17:47 +0800)]
drm/amd/powerplay: fix regresstion issue can't set manual dpm mode.

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>
7 years agodrm/amdgpu: handle vfct with multiple vbios images
Alex Deucher [Wed, 25 Jan 2017 20:35:38 +0000 (15:35 -0500)]
drm/amdgpu: handle vfct with multiple vbios images

The vfct table can contain multiple vbios images if the
platform contains multiple GPUs. Noticed by netkas on
phoronix forums.  This patch fixes those platforms.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
7 years agodrm/radeon: handle vfct with multiple vbios images
Alex Deucher [Wed, 25 Jan 2017 20:33:44 +0000 (15:33 -0500)]
drm/radeon: handle vfct with multiple vbios images

The vfct table can contain multiple vbios images if the
platform contains multiple GPUs. Noticed by netkas on
phoronix forums.  This patch fixes those platforms.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
7 years agodrm/amdgpu: move misc si headers into amdgpu
Alex Deucher [Tue, 24 Jan 2017 23:00:57 +0000 (18:00 -0500)]
drm/amdgpu: move misc si headers into amdgpu

Move these to the amdgpu directory to match what we
do for other asics.

Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: remove unused header si_reg.h
Alex Deucher [Tue, 24 Jan 2017 22:54:37 +0000 (17:54 -0500)]
drm/amdgpu: remove unused header si_reg.h

All of these are available elsewhere.

Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/radeon: drop pitcairn dpm quirks
Alex Deucher [Tue, 24 Jan 2017 22:01:11 +0000 (17:01 -0500)]
drm/radeon: drop pitcairn dpm quirks

No longer necessary with the new 58 mc ucode.

bug:
https://bugs.freedesktop.org/show_bug.cgi?id=76490

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: drop pitcairn dpm quirks
Alex Deucher [Tue, 24 Jan 2017 21:59:35 +0000 (16:59 -0500)]
drm/amdgpu: drop pitcairn dpm quirks

No longer necessary with the new 58 mc ucode.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm: radeon: radeon_ttm: Handle return NULL error from ioremap_nocache
Arvind Yadav [Tue, 24 Jan 2017 09:16:16 +0000 (14:46 +0530)]
drm: radeon: radeon_ttm: Handle return NULL error from ioremap_nocache

Here, If ioremap_nocache will fail. It will return NULL.
Kernel can run into a NULL-pointer dereference.
This error check will avoid NULL pointer dereference.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amd/amdgpu/amdgpu_ttm: Handle return NULL error from ioremap_nocache
Arvind Yadav [Tue, 24 Jan 2017 09:25:33 +0000 (14:55 +0530)]
drm/amd/amdgpu/amdgpu_ttm: Handle return NULL error from ioremap_nocache

Here, If ioremap_nocache will fail. It will return NULL.
Kernel can run into a NULL-pointer dereference.
This error check will avoid NULL pointer dereference.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: add new virtual display ID
Yintian Tao [Sun, 22 Jan 2017 07:16:51 +0000 (15:16 +0800)]
drm/amdgpu: add new virtual display ID

In the case of pass-through, amdgpu.ko may be included into a image
with the hard code ID therefore loading driver with specified virtual
display ID will lose efficacy when the BDF of GPU modifies.So add the
new ID string "all" for it as same as vf case what does.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Yintian Tao <yttao@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amd/amdgpu: remove the uncessary parameter for ib scheduler
Junwei Zhang [Mon, 23 Jan 2017 08:30:38 +0000 (16:30 +0800)]
drm/amd/amdgpu: remove the uncessary parameter for ib scheduler

Signed-off-by: Junwei Zhang <Jerry.Zhang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: Bring bo creation in line with radeon driver (v2)
Nils Holland [Sun, 22 Jan 2017 19:15:27 +0000 (20:15 +0100)]
drm/amdgpu: Bring bo creation in line with radeon driver (v2)

Add the bo creation changes that have been done to the radeon driver in
recent times, e.g. disable GTT WC on 32 bit because it is broken there,
and also disable it generally (and print a warning message) when
CONFIG_X86_PAT is not set.

v2: agd: fix warning in defined(CONFIG_X86) && !defined(CONFIG_X86_PAT)
    case

Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Nils Holland <nholland@tisys.org>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amd/powerplay: fix misspelling in header guard
Nicolas Iooss [Sun, 22 Jan 2017 13:47:39 +0000 (14:47 +0100)]
drm/amd/powerplay: fix misspelling in header guard

In smu7_clockpowergating.h, the #ifndef statement which prevents
multiple inclusions of the header file uses _SMU7_CLOCK_POWER_GATING_H_
but the following #define statement uses _SMU7_CLOCK__POWER_GATING_H_.

Signed-off-by: Nicolas Iooss <nicolas.iooss_linux@m4x.org>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/ttm: revert "add optional LRU removal callback v2"
Christian König [Thu, 12 Jan 2017 10:54:11 +0000 (11:54 +0100)]
drm/ttm: revert "add optional LRU removal callback v2"

Without the custom LRU management the callback is not used any more.

agd: fix trivial warning

Reviewed-by: Sinclair Yeh <syeh@vmware.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-and-Tested-by: Roger.He <Hongbo.He@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/ttm: revert "implement LRU add callbacks v2"
Christian König [Thu, 12 Jan 2017 10:50:13 +0000 (11:50 +0100)]
drm/ttm: revert "implement LRU add callbacks v2"

The additional housekeeping had too much CPU overhead,
let's use the BO priorities instead.

agd: also revert hibmc changes

Reviewed-by: Sinclair Yeh <syeh@vmware.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-and-Tested-by: Roger.He <Hongbo.He@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: double the priority of kernel allocations
Christian König [Mon, 23 Jan 2017 21:28:06 +0000 (16:28 -0500)]
drm/amdgpu: double the priority of kernel allocations

Give kernel allocations a higher priority cause it is often
more work to swap them back in.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Roger.He <Hongbo.He@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: user BO priority instead of self coding it (v2)
Christian König [Tue, 10 Jan 2017 16:27:49 +0000 (17:27 +0100)]
drm/amdgpu: user BO priority instead of self coding it (v2)

Keeping groups of BOs on the LRU is to time consuming on command submission.

Instead use the newly added BO priority to give a certain eviction order.

v2: agd: trivial warning fix

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Roger.He <Hongbo.He@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/ttm: add BO priorities for the LRUs
Christian König [Tue, 10 Jan 2017 13:08:28 +0000 (14:08 +0100)]
drm/ttm: add BO priorities for the LRUs

This way the driver can specify a priority for a BO which has the effect that
a BO is only evicted when all other BOs with a lower priority are evicted
first.

Reviewed-by: Sinclair Yeh <syeh@vmware.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Roger.He <Hongbo.He@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/ttm: remove allow_errors parameter from ttm_bo_force_list_clean
Christian König [Fri, 6 Jan 2017 18:16:07 +0000 (19:16 +0100)]
drm/ttm: remove allow_errors parameter from ttm_bo_force_list_clean

Not allowing errors here is completely pointless and actually dangerous
cause trying to continue on an error can cause an endless loop.

Reviewed-by: Sinclair Yeh <syeh@vmware.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Roger.He <Hongbo.He@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu/vi: fix mailbox irq mistake
Xiangliang Yu [Wed, 18 Jan 2017 04:50:14 +0000 (12:50 +0800)]
drm/amdgpu/vi: fix mailbox irq mistake

For virt, freed mailbox irq should be handled in hw fini, not hw
init. Correct it.

Signed-off-by: Xiangliang Yu <Xiangliang.Yu@amd.com>
Reviewed-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: fix reboot failure issue for virtualization
Xiangliang Yu [Wed, 18 Jan 2017 04:47:55 +0000 (12:47 +0800)]
drm/amdgpu: fix reboot failure issue for virtualization

Reboot process will call HW fini functions of IP blocks. For virt,
need to send event three before hw fini and send event four after
hw fini.

Signed-off-by: Xiangliang Yu <Xiangliang.Yu@amd.com>
Reviewed-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amd/amdgpu: Add PCI info to gca_config debugfs
Tom St Denis [Wed, 18 Jan 2017 18:01:25 +0000 (13:01 -0500)]
drm/amd/amdgpu: Add PCI info to gca_config debugfs

So we can determine which device the entry is before connecting
a display.

Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu:insert switch buffer only for VM submit
Monk Liu [Wed, 18 Jan 2017 02:38:06 +0000 (10:38 +0800)]
drm/amdgpu:insert switch buffer only for VM submit

for non-VM submit which is from kernel side, no need
to switch buffer at all.

Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu:Preamble is forbid to be ignored in SRIOV
Monk Liu [Wed, 18 Jan 2017 02:37:34 +0000 (10:37 +0800)]
drm/amdgpu:Preamble is forbid to be ignored in SRIOV

SR-IOV requires the preamble.

Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu:set cond_exec polling value to 1 in ring_init
Monk Liu [Wed, 18 Jan 2017 02:31:18 +0000 (10:31 +0800)]
drm/amdgpu:set cond_exec polling value to 1 in ring_init

no need to set it per ib_schedule(), hw won't override
this polling address.

Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu:in cntx_ctrl we need insert meta-init for CE/DE(V2)
Monk Liu [Tue, 17 Jan 2017 02:56:16 +0000 (10:56 +0800)]
drm/amdgpu:in cntx_ctrl we need insert meta-init for CE/DE(V2)

to support SRIOV preemption.

v2:
fix emit_frame_size

Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu:introduce new flag to identify VM domain for cntx_ctrl
Monk Liu [Tue, 17 Jan 2017 02:55:42 +0000 (10:55 +0800)]
drm/amdgpu:introduce new flag to identify VM domain for cntx_ctrl

To determine whether the context uses GPUVM or not.

Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu:implement CE/DE meta-init routines
Monk Liu [Tue, 17 Jan 2017 02:52:58 +0000 (10:52 +0800)]
drm/amdgpu:implement CE/DE meta-init routines

those package need to insert into ring buffer for
SRIOV case. they are used to let CP do preemption.

Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu:implement ring_write_multiple
Monk Liu [Tue, 17 Jan 2017 02:52:33 +0000 (10:52 +0800)]
drm/amdgpu:implement ring_write_multiple

Write multiple dwords to the ring.

Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu:add META_DATA struct for CSA/SRIOV v2
Monk Liu [Thu, 12 Jan 2017 07:32:44 +0000 (15:32 +0800)]
drm/amdgpu:add META_DATA struct for CSA/SRIOV v2

META-DATA is used in GFX cmd submit, we have two
format suit for META-DATA-init, one is legacy and another
is for chained-ib preempt, which is used in vulkan
UMD.

v2: drop use CP version number to judge if chain-ib
supports or not, we wait for it mature

Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: refine ci uvd dpm code.
Rex Zhu [Thu, 12 Jan 2017 13:50:18 +0000 (21:50 +0800)]
drm/amdgpu: refine ci uvd dpm code.

Fix up the powergating logic.

Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Ack-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: simplify allocation of scratch regs
Nils Wallménius [Mon, 16 Jan 2017 20:56:48 +0000 (21:56 +0100)]
drm/amdgpu: simplify allocation of scratch regs

The scratch regs are sequential so there's no need to keep
them in an array, we can just return the index of the first
free register + the base register. Also change the array
of bools for keeping track of the free regs to a bitfield.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Nils Wallménius <nils.wallmenius@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: Refactor flip into prepare submit and submit. (v3)
Andrey Grodzovsky [Mon, 5 Dec 2016 20:15:33 +0000 (15:15 -0500)]
drm/amdgpu: Refactor flip into prepare submit and submit. (v3)

Make pflip atomic friendly. Split the fuinction into
whatever can fail part and the actual flip submit part.
Call the pre-submit function before atomic states
are swapped so in case of error we can fail the
IOCTL.

v2:
Update due to  target_vblank code change.
Fix identetation.
Change return type for amdgpu_crtc_submit_flip to void
v3: agd: fix formatting

Signed-off-by: Andrey Grodzovsky <Andrey.Grodzovsky@amd.com>
Reviewed-by Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: Switch error code when bo pin fails. (v3)
Andrey Grodzovsky [Sun, 18 Dec 2016 21:16:53 +0000 (16:16 -0500)]
drm/amdgpu: Switch error code when bo pin fails. (v3)

Switching to -ENOMEM resolves a hang in case the driver
uses this function in atomic code path.

v2: Update commit message.
v3:
Remove forcing -EINVAL in case of amdgpu_bo_pin fail
since there is no apparent reason for not just passing
through the the return value.

Signed-off-by: Andrey Grodzovsky <Andrey.Grodzovsky@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by Harry Wentland <harry.wentland@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu/gfx8: fix bugon.cocci warnings
Julia Lawall [Tue, 10 Jan 2017 05:52:59 +0000 (06:52 +0100)]
drm/amdgpu/gfx8: fix bugon.cocci warnings

 Use BUG_ON instead of a if condition followed by BUG.

Generated by: scripts/coccinelle/misc/bugon.cocci

Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewd-by: Xiangliang.Yu <Xiangliang.Yu@amd.com>
CC: Xiangliang Yu <Xiangliang.Yu@amd.com>
Signed-off-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: use the num_rings variable for checking vce rings
Alex Deucher [Wed, 11 Jan 2017 21:11:48 +0000 (16:11 -0500)]
drm/amdgpu: use the num_rings variable for checking vce rings

Difference families may have different numbers of rings. Use
the variable rather than a hardcoded number.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amd/amdgpu: fix locking in bo creation error path
Nicolai Hähnle [Tue, 10 Jan 2017 19:36:56 +0000 (20:36 +0100)]
drm/amd/amdgpu: fix locking in bo creation error path

Unlock the resv lock only if we were the ones to lock it in the first
place.

Signed-off-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
Reviewed-by: Edward O'Callaghan <funfunctor@folklore1984.net>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amd/amdgpu: lock reservation object while creating shadow bo
Nicolai Hähnle [Tue, 10 Jan 2017 18:06:00 +0000 (19:06 +0100)]
drm/amd/amdgpu: lock reservation object while creating shadow bo

ttm_bo_init checks that the reservation object is locked. This is
the caller's responsibility when resv != NULL. Otherwise, the inline
reservation object of the newly allocated buffer is used and must
explicitly be locked.

Uninterruptible w/w locks without an acquire context are always
successful.

v2: use ww_mutex_lock

Signed-off-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
Reviewed-by: Edward O'Callaghan <funfunctor@folklore1984.net> (v1)
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: fix typo of CGTS
Huang Rui [Wed, 11 Jan 2017 01:55:34 +0000 (09:55 +0800)]
drm/amdgpu: fix typo of CGTS

Fixes: 9e8590861e9 ('drm/amdgpu: add parse clock gating state')
Reported-by: Tom StDenis <Tom.StDenis@amd.com>
Signed-off-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
7 years agodrm/amdgpu: do not reset gpu for virtualization
Xiangliang Yu [Sat, 17 Dec 2016 14:48:57 +0000 (22:48 +0800)]
drm/amdgpu: do not reset gpu for virtualization

Current amdgpu reset process only works on bare-metal and for
SRIOV many inside it need re-work to adapt to vf device.

This is a temporary workaround to skip gpu reset.

Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Signed-off-by: Xiangliang Yu <Xiangliang.Yu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>