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path: root/drivers/gpu/drm
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2013-03-11Merge branch 'drm-nouveau-fixes-3.9' of ↵Dave Airlie
git://anongit.freedesktop.org/git/nouveau/linux-2.6 into drm-next Regression fixes and oops fixes for nouveau. * 'drm-nouveau-fixes-3.9' of git://anongit.freedesktop.org/git/nouveau/linux-2.6: drm/nv50: use correct tiling methods for m2mf buffer moves drm/nouveau: idle channel before releasing notify object drm/nouveau: fix regression in vblanking drm/nv50: encoder creation failure doesn't mean full init failure
2013-03-11drm/nv50: use correct tiling methods for m2mf buffer movesMarcin Slusarz
Currently used only on original nv50, nvaa and nvac. Signed-off-by: Marcin Slusarz <marcin.slusarz@gmail.com> Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2013-03-11drm/nouveau: idle channel before releasing notify objectMarcin Slusarz
Unmapping it while it's still in use (e.g. by M2MF) can lead to page faults and a lot of TRAP_M2MF spam in dmesg. Signed-off-by: Marcin Slusarz <marcin.slusarz@gmail.com> Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2013-03-11drm/nouveau: fix regression in vblankingMaarten Lankhorst
nv50_vblank_enable/disable got switched from NV50_PDISPLAY_INTR_EN_1_VBLANK_CRTC_0 (4) << head to 1 << head, which is wrong. 4 << head is the correct value. Fixes regression with vblanking since 1d7c71a3e2f77 "drm/nouveau/disp: port vblank handling to event interface" Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com> Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2013-03-11drm/nv50: encoder creation failure doesn't mean full init failureBen Skeggs
It's meant as a notification only, not a fatal error. Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2013-03-08drm/tegra: drop "select DRM_HDMI"Paul Bolle
Commit ac24c2204a76e5b42aa103bf963ae0eda1b827f3 ("drm/tegra: Use generic HDMI infoframe helpers") added "select DRM_HDMI" to the DRM_TEGRA Kconfig entry. But there is no Kconfig symbol named DRM_HDMI. The select statement for that symbol is a nop. Drop it. What was needed to use HDMI functionality was to select HDMI (which this entry already did through depending on DRM) and to include linux/hdmi.h (which this commit also did). Signed-off-by: Paul Bolle <pebolle@tiscali.nl> Acked-by: Thierry Reding <thierry.reding@avionic-design.de> Signed-off-by: Dave Airlie <airlied@redhat.com>
2013-03-08drm/mgag200: Bug fix: Renesas board now selects native resolution.Julia Lemire
Renesas boards were consistently defaulting to the 1024x768 resolution, regardless of the native resolution of the monitor plugged in. It was determined that the EDID of the monitor was not being read. Since the DAC is a shared line, in order to read from or write to it we must take control of the DAC clock. This can be done by setting the proper register to one. This bug fix sets the register MGA1064_GEN_IO_CTL2 to one. The DAC control line can be used to determine whether or not a new monitor has been plugged in. But since the hotplug feature is not one we will support, it has been decided to simply leave the register set to one. Signed-off-by: Julia Lemire <jlemire@matrox.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2013-03-08drm/mgag200: Reject modes that are too big for VRAMChristopher Harvey
A monitor or a user could request a resolution greater than the available VRAM for the backing framebuffer. This change checks the required framebuffer size against the max VRAM size and rejects modes if they are too big. This change can also remove a mode request passed in via the video= parameter. Signed-off-by: Christopher Harvey <charvey@matrox.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2013-03-08drm/mgag200: 'fbdev_list' in 'struct mga_fbdev' is not usedChristopher Harvey
Signed-off-by: Christopher Harvey <charvey@matrox.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2013-03-07drm/radeon: don't check mipmap alignment if MIP_ADDRESS is FMASKMarek Olšák
The MIP_ADDRESS state has 2 meanings. If the texture has one sample per pixel, it's a pointer to the mipmap chain. If the texture has multiple samples per pixel, it's a pointer to FMASK, a metadata buffer needed for reading compressed MSAA textures. The mipmap alignment rules do not apply to FMASK. Signed-off-by: Marek Olšák <maraeo@gmail.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-03-07drm/radeon: skip MC reset as it's probably not hungAlex Deucher
The MC is mostly likely busy (e.g., display requests), not hung so no need to reset it. Doing an MC reset is tricky and not particularly reliable. Fixes hangs in certain cases. Reported-by: Josh Boyer <jwboyer@gmail.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2013-03-07drm/radeon: add primary dac adj quirk for R200 boardAlex Deucher
vbios values are wrong leading to colors that are too bright. Use the default values instead. Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org
2013-03-07drm/radeon: don't set hpd, afmt interrupts when interrupts are disabledAlex Deucher
Avoids splatter if the interrupt handler is not registered due to acceleration being disabled. Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Jerome Glisse <jglisse@redhat.com> Cc: stable@vger.kernel.org
2013-03-07Merge branch 'drm-intel-fixes' of ↵Dave Airlie
git://people.freedesktop.org/~danvet/drm-intel into drm-next A bunch of fixes, nothing truely horrible: - Fix PCH irq handling race which resulted in missed gmbus/dp aux irqs and subsequent fallout (Paulo) - Fixup off-by-one in our hsw id table (Kenneth) - Fixup ilk rc6 support (disabled by default), regression introduced in 3.8 - g4x plane w/a from Egbert Eich - gen2/3/4 dpms suspend/standy fixes for VGA outputs from Patrik Jakobsson - Workaround dying ivb machines with less aggressive rc6 values (Stéphane Marchesin) * 'drm-intel-fixes' of git://people.freedesktop.org/~danvet/drm-intel: drm/i915: Turn off hsync and vsync on ADPA when disabling crt drm/i915: Fix incorrect definition of ADPA HSYNC and VSYNC bits drm/i915: also disable south interrupts when handling them drm/i915: enable irqs earlier when resuming drm/i915: Increase the RC6p threshold. DRM/i915: On G45 enable cursor plane briefly after enabling the display plane. drm/i915: Fix Haswell/CRW PCI IDs. drm/i915: Don't clobber crtc->fb when queue_flip fails drm/i915: wait_event_timeout's timeout is in jiffies drm/i915: Fix missing variable initilization
2013-03-06drm/i915: Turn off hsync and vsync on ADPA when disabling crtPatrik Jakobsson
According to PRM we need to disable hsync and vsync even though ADPA is disabled. The previous code did infact do the opposite so we fix it. Signed-off-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=56359 Tested-by: max <manikulin@gmail.com> Cc: stable@vger.kernel.org Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2013-03-06drm/i915: Fix incorrect definition of ADPA HSYNC and VSYNC bitsPatrik Jakobsson
Disable bits for ADPA HSYNC and VSYNC where mixed up resulting in suspend becoming standby and vice versa. Fixed by swapping their bit position. Reported-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com> Reviewed-by: Eric Anholt <eric@anholt.net> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2013-03-05drm/i915: also disable south interrupts when handling themPaulo Zanoni
From the docs: "IIR can queue up to two interrupt events. When the IIR is cleared, it will set itself again after one clock if a second event was stored." "Only the rising edge of the PCH Display interrupt will cause the North Display IIR (DEIIR) PCH Display Interrupt even bit to be set, so all PCH Display Interrupts, including back to back interrupts, must be cleared before a new PCH Display interrupt can cause DEIIR to be set". The current code works fine because we don't get many interrupts, but if we enable the PCH FIFO underrun interrupts we'll start getting so many interrupts that at some point new PCH interrupts won't cause DEIIR to be set. The initial implementation I tried was to turn the code that checks SDEIIR into a loop, but we can still get interrupts even after the loop is done (and before the irq handler finishes), so we have to either disable the interrupts or mask them. In the end I concluded that just disabling the PCH interrupts is enough, you don't even need the loop, so this is what this patch implements. I've tested it and it passes the 2 "PCH FIFO underrun interrupt storms" I can reproduce: the "ironlake_crtc_disable" case and the "wrong watermarks" case. In other words, here's how to reproduce the problem fixed by this patch: 1 - Enable PCH FIFO underrun interrupts (SERR_INT on SNB+) 2 - Boot the machine 3 - While booting we'll get tons of PCH FIFO underrun interrupts 4 - Plug a new monitor 5 - Run xrandr, notice it won't detect the new monitor 6 - Read SDEIIR and notice it's not 0 while DEIIR is 0 Q: Can't we just clear DEIIR before SDEIIR? A: It doesn't work. SDEIIR has to be completely cleared (including the interrupts stored on its back queue) before it can flip DEIIR's bit to 1 again, and even while you're clearing it you'll be getting more and more interrupts. Q: Why does it work by just disabling+enabling the south interrupts? A: Because when we re-enable them, if there's something on the SDEIIR register (maybe an interrupt stored on the queue), the re-enabling will make DEIIR's bit flip to 1, and since we'll already have interrupts enabled we'll get another interrupt, then run our irq handler again to process the "back" interrupts. v2: Even bigger commit message, added code comments. Note that this fixes missed dp aux irqs which have been reported for 3.9-rc1. This regression has been introduced by switching to irq-driven dp aux transactions with commit 9ee32fea5fe810ec06af3a15e4c65478de56d4f5 Author: Daniel Vetter <daniel.vetter@ffwll.ch> Date: Sat Dec 1 13:53:48 2012 +0100 drm/i915: irq-drive the dp aux communication References: http://www.mail-archive.com/intel-gfx@lists.freedesktop.org/msg18588.html References: https://lkml.org/lkml/2013/2/26/769 Tested-by: Imre Deak <imre.deak@intel.com> Reported-by: Sedat Dilek <sedat.dilek@gmail.com> Reported-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com> [danvet: Pimp commit message with references for the dp aux irq timeout regression this fixes.] Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2013-03-05drm/i915: enable irqs earlier when resumingDaniel Vetter
We need it to restore the ilk rc6 context, since the gpu wait no requires interrupts. But in general having interrupts around should help in code sanity, since more and more stuff is interrupt driven. This regression has been introduced in commit 3e9605018ab3e333d51cc90fccfde2031886763b Author: Chris Wilson <chris@chris-wilson.co.uk> Date: Tue Nov 27 16:22:54 2012 +0000 drm/i915: Rearrange code to only have a single method for waiting upon the ring Like in the driver load code we need to make sure that hotplug interrupts don't cause havoc with our modeset state, hence block them with the existing infrastructure. Again we ignore races where we might loose hotplug interrupts ... Note that the driver load part of the regression has already been fixed in commit 52d7ecedac3f96fb562cb482c139015372728638 Author: Daniel Vetter <daniel.vetter@ffwll.ch> Date: Sat Dec 1 21:03:22 2012 +0100 drm/i915: reorder setup sequence to have irqs for output setup v2: Add a note to the commit message about which patch fixed the driver load part of the regression. Stable kernels need to backport both patches. Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=54691 Cc: stable@vger.kernel.org (for 3.8 only, plese backport 52d7ecedac3f96fb5 first) Cc: Chris Wilson <chris@chris-wilson.co.uk> Cc: Mika Kuoppala <mika.kuoppala@intel.com> Reported-and-Tested-by: Ilya Tumaykin <itumaykin@gmail.com> Reviewed-by: Chris wilson <chris@chris-wilson.co.uk> (v1) Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2013-03-05drm/i915: Increase the RC6p threshold.Stéphane Marchesin
This increases GEN6_RC6p_THRESHOLD from 100000 to 150000. For some reason this avoids the gen6_gt_check_fifodbg.isra warnings and associated GPU lockups, which makes my ivy bridge machine stable. Signed-off-by: Stéphane Marchesin <marcheu@chromium.org> Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2013-03-04DRM/i915: On G45 enable cursor plane briefly after enabling the display plane.Egbert Eich
On G45 some low res modes (800x600 and 1024x768) produce a blank screen when the display plane is enabled with with cursor plane off. Experiments showed that this issue occurred when the following conditions were met: a. a previous mode had the cursor plane enabled (Xserver). b. this mode or the previous one was using self refresh. (Thus the problem was only seen with low res modes). The screens lit up as soon as the cursor plane got enabled. Therefore the blank screen occurred only in console mode, not when running an Xserver. It also seemed to be necessary to disable self refresh while briefly enabling the cursor plane. Signed-off-by: Egbert Eich <eich@suse.com> Bugzilla: https://bugs.freedesktop.org/attachment.cgi?bugid=61457 Acked-by: Chris Wilson <chris@chris-wilson.co.uk> [danvet: drop spurious whitespace change.] Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2013-03-04drm/nv50-: prevent some races between modesetting and page flippingBen Skeggs
nexuiz-glx + gnome-shell is able to trigger this a lot of the time. Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2013-03-04drm/nouveau/i2c: drop parent refcount when creating portsBen Skeggs
Fixes issue where i2c subdev never gets destroyed due to its subobjects holding references. This will mean the i2c subdev refcount goes negative during its destruction, but this isn't an issue in practice. Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2013-03-04drm/nv84: fix regression in page flippingBen Skeggs
Need to emit the semaphore ctxdma before trying to use the semaphore operations. Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2013-03-04drm/nouveau: Fix typo in init_idx_addr_latched().Francisco Jerez
Fixes script-based modesetting on some LVDS panels. Signed-off-by: Francisco Jerez <currojerez@riseup.net> Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2013-03-04drm/nouveau: Disable AGP on PowerPC again.Francisco Jerez
Signed-off-by: Francisco Jerez <currojerez@riseup.net> Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2013-03-04drm/nve0/graph: some random reg moved on keplerBen Skeggs
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2013-03-03drm/i915: Fix Haswell/CRW PCI IDs.Kenneth Graunke
The second digit was off by one, which meant we accidentally treated GT(n) as GT(n-1). This also meant no support for GT1 at all. Cc: stable@kernel.org Signed-off-by: Kenneth Graunke <kenneth@whitecape.org> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2013-03-03drm/i915: Don't clobber crtc->fb when queue_flip failsVille Syrjälä
Restore crtc->fb to the old framebuffer if queue_flip fails. While at it, kill the pointless intel_fb temp variable. v2: Update crtc->fb before queue_flip and restore it back after a failure. Cc: stable@vger.kernel.org Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> Reported-and-Tested-by: Mika Kuoppala <mika.kuoppala@intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2013-03-03drm/i915: wait_event_timeout's timeout is in jiffiesPaulo Zanoni
So use msecs_to_jiffies(10) to make the timeout the same as in the "!has_aux_irq" case. This patch was initially written by Daniel Vetter and posted on pastebin a few weeks ago. I'm just bringing it to the mailing list. Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2013-03-03drm/i915: Fix missing variable initilizationSyam Sidhardhan
Need to initialize the variable wait to false. Signed-off-by: Syam Sidhardhan <s.syam@samsung.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2013-02-27hlist: drop the node parameter from iteratorsSasha Levin
I'm not sure why, but the hlist for each entry iterators were conceived list_for_each_entry(pos, head, member) The hlist ones were greedy and wanted an extra parameter: hlist_for_each_entry(tpos, pos, head, member) Why did they need an extra pos parameter? I'm not quite sure. Not only they don't really need it, it also prevents the iterator from looking exactly like the list iterator, which is unfortunate. Besides the semantic patch, there was some manual work required: - Fix up the actual hlist iterators in linux/list.h - Fix up the declaration of other iterators based on the hlist ones. - A very small amount of places were using the 'node' parameter, this was modified to use 'obj->member' instead. - Coccinelle didn't handle the hlist_for_each_entry_safe iterator properly, so those had to be fixed up manually. The semantic patch which is mostly the work of Peter Senna Tschudin is here: @@ iterator name hlist_for_each_entry, hlist_for_each_entry_continue, hlist_for_each_entry_from, hlist_for_each_entry_rcu, hlist_for_each_entry_rcu_bh, hlist_for_each_entry_continue_rcu_bh, for_each_busy_worker, ax25_uid_for_each, ax25_for_each, inet_bind_bucket_for_each, sctp_for_each_hentry, sk_for_each, sk_for_each_rcu, sk_for_each_from, sk_for_each_safe, sk_for_each_bound, hlist_for_each_entry_safe, hlist_for_each_entry_continue_rcu, nr_neigh_for_each, nr_neigh_for_each_safe, nr_node_for_each, nr_node_for_each_safe, for_each_gfn_indirect_valid_sp, for_each_gfn_sp, for_each_host; type T; expression a,c,d,e; identifier b; statement S; @@ -T b; <+... when != b ( hlist_for_each_entry(a, - b, c, d) S | hlist_for_each_entry_continue(a, - b, c) S | hlist_for_each_entry_from(a, - b, c) S | hlist_for_each_entry_rcu(a, - b, c, d) S | hlist_for_each_entry_rcu_bh(a, - b, c, d) S | hlist_for_each_entry_continue_rcu_bh(a, - b, c) S | for_each_busy_worker(a, c, - b, d) S | ax25_uid_for_each(a, - b, c) S | ax25_for_each(a, - b, c) S | inet_bind_bucket_for_each(a, - b, c) S | sctp_for_each_hentry(a, - b, c) S | sk_for_each(a, - b, c) S | sk_for_each_rcu(a, - b, c) S | sk_for_each_from -(a, b) +(a) S + sk_for_each_from(a) S | sk_for_each_safe(a, - b, c, d) S | sk_for_each_bound(a, - b, c) S | hlist_for_each_entry_safe(a, - b, c, d, e) S | hlist_for_each_entry_continue_rcu(a, - b, c) S | nr_neigh_for_each(a, - b, c) S | nr_neigh_for_each_safe(a, - b, c, d) S | nr_node_for_each(a, - b, c) S | nr_node_for_each_safe(a, - b, c, d) S | - for_each_gfn_sp(a, c, d, b) S + for_each_gfn_sp(a, c, d) S | - for_each_gfn_indirect_valid_sp(a, c, d, b) S + for_each_gfn_indirect_valid_sp(a, c, d) S | for_each_host(a, - b, c) S | for_each_host_safe(a, - b, c, d) S | for_each_mesh_entry(a, - b, c, d) S ) ...+> [akpm@linux-foundation.org: drop bogus change from net/ipv4/raw.c] [akpm@linux-foundation.org: drop bogus hunk from net/ipv6/raw.c] [akpm@linux-foundation.org: checkpatch fixes] [akpm@linux-foundation.org: fix warnings] [akpm@linux-foudnation.org: redo intrusive kvm changes] Tested-by: Peter Senna Tschudin <peter.senna@gmail.com> Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Signed-off-by: Sasha Levin <sasha.levin@oracle.com> Cc: Wu Fengguang <fengguang.wu@intel.com> Cc: Marcelo Tosatti <mtosatti@redhat.com> Cc: Gleb Natapov <gleb@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-02-27drm/vmwgfx: convert to idr_alloc()Tejun Heo
Convert to the much saner new idr interface. Signed-off-by: Tejun Heo <tj@kernel.org> Acked-by: David Airlie <airlied@linux.ie> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-02-27drm/via: convert to idr_alloc()Tejun Heo
Convert to the much saner new idr interface. Signed-off-by: Tejun Heo <tj@kernel.org> Acked-by: David Airlie <airlied@linux.ie> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-02-27drm/sis: convert to idr_alloc()Tejun Heo
Convert to the much saner new idr interface. Signed-off-by: Tejun Heo <tj@kernel.org> Acked-by: David Airlie <airlied@linux.ie> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-02-27drm/i915: convert to idr_alloc()Tejun Heo
Convert to the much saner new idr interface. Signed-off-by: Tejun Heo <tj@kernel.org> Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch> Acked-by: David Airlie <airlied@linux.ie> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-02-27drm/exynos: convert to idr_alloc()Tejun Heo
Convert to the much saner new idr interface. Signed-off-by: Tejun Heo <tj@kernel.org> Acked-by: David Airlie <airlied@linux.ie> Cc: Kukjin Kim <kgene.kim@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-02-27drm: convert to idr_alloc()Tejun Heo
Convert to the much saner new idr interface. * drm_ctxbitmap_next() error handling in drm_addctx() seems broken. drm_ctxbitmap_next() return -errno on failure not -1. [artem.savkov@gmail.com: missing idr_preload_end in drm_gem_flink_ioctl] [jslaby@suse.cz: fix drm_gem_flink_ioctl() return value] Signed-off-by: Tejun Heo <tj@kernel.org> Acked-by: David Airlie <airlied@linux.ie> Signed-off-by: Artem Savkov <artem.savkov@gmail.com> Signed-off-by: Jiri Slaby <jslaby@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-02-27drm: don't use idr_remove_all()Tejun Heo
idr_destroy() can destroy idr by itself and idr_remove_all() is being deprecated. Drop its usage. * drm_ctxbitmap_cleanup() was calling idr_remove_all() but forgetting idr_destroy() thus leaking all buffered free idr_layers. Replace it with idr_destroy(). Signed-off-by: Tejun Heo <tj@kernel.org> Acked-by: David Airlie <airlied@linux.ie> Cc: Inki Dae <inki.dae@samsung.com> Cc: Joonyoung Shim <jy0922.shim@samsung.com> Cc: Seung-Woo Kim <sw0312.kim@samsung.com> Cc: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-02-26Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs Pull vfs pile (part one) from Al Viro: "Assorted stuff - cleaning namei.c up a bit, fixing ->d_name/->d_parent locking violations, etc. The most visible changes here are death of FS_REVAL_DOT (replaced with "has ->d_weak_revalidate()") and a new helper getting from struct file to inode. Some bits of preparation to xattr method interface changes. Misc patches by various people sent this cycle *and* ocfs2 fixes from several cycles ago that should've been upstream right then. PS: the next vfs pile will be xattr stuff." * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: (46 commits) saner proc_get_inode() calling conventions proc: avoid extra pde_put() in proc_fill_super() fs: change return values from -EACCES to -EPERM fs/exec.c: make bprm_mm_init() static ocfs2/dlm: use GFP_ATOMIC inside a spin_lock ocfs2: fix possible use-after-free with AIO ocfs2: Fix oops in ocfs2_fast_symlink_readpage() code path get_empty_filp()/alloc_file() leave both ->f_pos and ->f_version zero target: writev() on single-element vector is pointless export kernel_write(), convert open-coded instances fs: encode_fh: return FILEID_INVALID if invalid fid_type kill f_vfsmnt vfs: kill FS_REVAL_DOT by adding a d_weak_revalidate dentry op nfsd: handle vfs_getattr errors in acl protocol switch vfs_getattr() to struct path default SET_PERSONALITY() in linux/elf.h ceph: prepopulate inodes only when request is aborted d_hash_and_lookup(): export, switch open-coded instances 9p: switch v9fs_set_create_acl() to inode+fid, do it before d_instantiate() 9p: split dropping the acls from v9fs_set_create_acl() ...
2013-02-25Merge branch 'drm-next' of git://people.freedesktop.org/~airlied/linuxLinus Torvalds
Pull drm merge from Dave Airlie: "Highlights: - TI LCD controller KMS driver - TI OMAP KMS driver merged from staging - drop gma500 stub driver - the fbcon locking fixes - the vgacon dirty like zebra fix. - open firmware videomode and hdmi common code helpers - major locking rework for kms object handling - pageflip/cursor won't block on polling anymore! - fbcon helper and prime helper cleanups - i915: all over the map, haswell power well enhancements, valleyview macro horrors cleaned up, killing lots of legacy GTT code, - radeon: CS ioctl unification, deprecated UMS support, gpu reset rework, VM fixes - nouveau: reworked thermal code, external dp/tmds encoder support (anx9805), fences sleep instead of polling, - exynos: all over the driver fixes." Lovely conflict in radeon/evergreen_cs.c between commit de0babd60d8d ("drm/radeon: enforce use of radeon_get_ib_value when reading user cmd") and the new changes that modified that evergreen_dma_cs_parse() function. * 'drm-next' of git://people.freedesktop.org/~airlied/linux: (508 commits) drm/tilcdc: only build on arm drm/i915: Revert hdmi HDP pin checks drm/tegra: Add list of framebuffers to debugfs drm/tegra: Fix color expansion drm/tegra: Split DC_CMD_STATE_CONTROL register write drm/tegra: Implement page-flipping support drm/tegra: Implement VBLANK support drm/tegra: Implement .mode_set_base() drm/tegra: Add plane support drm/tegra: Remove bogus tegra_framebuffer structure drm: Add consistency check for page-flipping drm/radeon: Use generic HDMI infoframe helpers drm/tegra: Use generic HDMI infoframe helpers drm: Add EDID helper documentation drm: Add HDMI infoframe helpers video: Add generic HDMI infoframe helpers drm: Add some missing forward declarations drm: Move mode tables to drm_edid.c drm: Remove duplicate drm_mode_cea_vic() gma500: Fix n, m1 and m2 clock limits for sdvo and lvds ...
2013-02-26drm/tilcdc: only build on armStephen Rothwell
[airlied: hack for now until we fix cma helpers on other OF platforms] Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Dave Airlie <airlied@linux.ie>
2013-02-24Merge branch 'drm/hdmi-for-3.9' of git://anongit.freedesktop.org/tegra/linux ↵Dave Airlie
into drm-next Thierry writes: "Remove a duplicate implementation of the CEA VIC lookup and move the CEA and other mode tables to drm_edid.c to make it more difficult to create duplicates of the tables. Add some helpers to pack CEA-861/HDMI AVI, audio and SPD infoframes into binary buffers that can easily be written into hardware registers. A new helper function makes it easy construct an AVI infoframe from a DRM display mode. Convert the Tegra and Radeon drivers to use the new HDMI helpers." * 'drm/hdmi-for-3.9' of git://anongit.freedesktop.org/tegra/linux: drm/radeon: Use generic HDMI infoframe helpers drm/tegra: Use generic HDMI infoframe helpers drm: Add EDID helper documentation drm: Add HDMI infoframe helpers video: Add generic HDMI infoframe helpers drm: Add some missing forward declarations drm: Move mode tables to drm_edid.c drm: Remove duplicate drm_mode_cea_vic()
2013-02-24Merge branch 'drm-intel-fixes' of ↵Dave Airlie
git://people.freedesktop.org/~danvet/drm-intel into drm-next Two regressions fixes from snowboarding land * 'drm-intel-fixes' of git://people.freedesktop.org/~danvet/drm-intel: drm/i915: Revert hdmi HDP pin checks drm/i915: Handle untiled planes when computing their offsets
2013-02-22new helper: file_inode(file)Al Viro
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2013-02-22drm/i915: Revert hdmi HDP pin checksDaniel Vetter
This reverts commit 8ec22b214d76773c9d89f4040505ce10f677ed9a Author: Chris Wilson <chris@chris-wilson.co.uk> Date: Fri May 11 18:01:34 2012 +0100 drm/i915/hdmi: Query the live connector status bit for G4x and commit b0ea7d37a8f63eeec5ae80b4a6403cfba01da02f Author: Damien Lespiau <damien.lespiau@intel.com> Date: Thu Dec 13 16:09:00 2012 +0000 drm/i915/hdmi: Read the HPD status before trying to read the EDID They reliably cause HDMI to not be detected on some systems (like my ivb or the bug reporters gm45). To fix up the very slow unplug issues we might want to fire up a 2nd detect cycle a few hundred ms after each hotplug. But for now at least make displays work again. I somewhat suspect that this is confined to HDMI connectors, since all the machines I have with DP+ outputs work correctly. Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=52361 Cc: Damien Lespiau <damien.lespiau@intel.com> Cc: Jani Nikula <jani.nikula@intel.com> Cc: Chris Wilson <chris@chris-wilson.co.uk> Acked-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: stable@vger.kernel.org.kernel.org # for 8ec22b21 Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2013-02-22drm/tegra: Add list of framebuffers to debugfsThierry Reding
This list is most useful to inspect whether framebuffer reference counting works as expected. The code is loosely based on the i915 implementation. Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
2013-02-22drm/tegra: Fix color expansionThierry Reding
bpp stores the number of bytes per pixel, but color expansion needs to be enabled for less than 24 bits per pixel. Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
2013-02-22drm/tegra: Split DC_CMD_STATE_CONTROL register writeThierry Reding
The Tegra TRM says that the ACT_REQ and UPDATE fields cannot be programmed at the same time so they are updated in two consecutive writes instead. Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
2013-02-22drm/tegra: Implement page-flipping supportThierry Reding
All the necessary support bits like .mode_set_base() and VBLANK are now available, so page-flipping case easily be implemented on top. Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
2013-02-22drm/tegra: Implement VBLANK supportThierry Reding
Implement support for the VBLANK IOCTL. Note that Tegra is somewhat special in this case because it doesn't use the generic IRQ support provided by the DRM core (DRIVER_HAVE_IRQ) but rather registers one interrupt handler for each display controller. While at it, clean up the way that interrupts are enabled to ensure that the VBLANK interrupt only gets enabled when required. Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>