- 03 Mar, 2013 1 commit
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Syam Sidhardhan authored
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>
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- 22 Feb, 2013 1 commit
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Daniel Vetter authored
This reverts commit 8ec22b21 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 b0ea7d37 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 8ec22b21Signed-off-by:
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- 21 Feb, 2013 1 commit
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Chris Wilson authored
We trim the fb to fit the CRTC by computing the offset of that CRTC to its nearest tile_row origin. This allows us to use framebuffers that are larger than the CRTC limits without additional work. However, we failed to compute the offset for a linear framebuffer correctly as we treated its x-advance in whole tiles (instead of the linear increment expected), leaving the CRTC misaligned with its contents. Fixes regression from commit c2c75131 Author: Daniel Vetter <daniel.vetter@ffwll.ch> Date: Thu Jul 5 12:17:30 2012 +0200 drm/i915: adjust framebuffer base address on gen4+ v2: Adjust relative x-coordinate after linear alignment (vsyrjala) v3: Repaint with pokadots (vsyrjala) Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=61152Signed-off-by:
Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by:
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- 19 Feb, 2013 23 commits
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Daniel Vetter authored
We already have the quirk entry for the mobile platform, but also reports on some desktop versions. So be paranoid and set it everywhere. References: http://www.mail-archive.com/dri-devel@lists.freedesktop.org/msg33138.html Cc: stable@vger.kernel.org Cc: David Woodhouse <dwmw2@infradead.org> Cc: "Sankaran, Rajesh" <rajesh.sankaran@intel.com> Reported-and-tested-by:
Mihai Moldovan <ionic@ionic.de> Signed-off-by:
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Chris Wilson authored
Whilst IOMMU is enabled for the Intel GPU on Ironlake, it appears that using WC writes to update the PTE on the GPU fails miserably. The result looks like the majority of the writes do not land leading to lots of screen corruption and a hard system hang. v2: s/</<=/ to preserve the current exclusion of Sandybridge Reported-by:
Nathan Myers <ncm@cantrip.org> Bugzilla: https://bugzilla.freedesktop.org/show_bug.cgi?id=60391Signed-off-by:
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Ville Syrjälä authored
HSW no longer has the PIPECONF bit for limited range RGB output. Instead the pipe CSC unit must be used to perform that task. The CSC pre offset are set to 0, since the incoming data is full [0:255] range RGB, the coefficients are programmed to compress the data into [0:219] range, and then we use either the CSC_MODE black screen offset bit, or the CSC post offsets to shift the data to the correct [16:235] range. Also have to change the confiuration of all planes so that the data is sent through the pipe CSC unit. For simplicity send the plane data through the pipe CSC unit always, and in case full range output is requested, the pipe CSC unit is set up with an identity transform to pass the plane data through unchanged. I've been told by some hardware people that the use of the pipe CSC unit shouldn't result in any measurable increase in power consumption numbers. Signed-off-by:
Paulo Zanoni <paulo.r.zanoni@intel.com> Signed-off-by:
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Daniel Vetter authored
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=53881 Cc: stable@vger.kernel.org Cc: Jani Nikula <jani.nikula@intel.com> Tested-by:
Jani Monoses <jani@ubuntu.com> Signed-off-by:
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Ben Widawsky authored
Print out the HW context object information per ring. Even though the existing code only utilizes the render ring, it's simple enough to support future expansion. I had this in a patch somewhere in a rev of the original implementation, but I must have lost it. Signed-off-by:
Ben Widawsky <ben@bwidawsk.net> [danvet: s/context/default context/ bikeshed applied.] Signed-off-by:
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Daniel Vetter authored
Yet another remnant ... this might explain why l3 remapping didn't really work on HSW. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=57441Spotted-by:
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Ville Syrjälä authored
The bit controlling whether PIPE_CONTROL DW/QW write targets the global GTT or PPGTT moved moved from DW 2 bit 2 to DW 1 bit 24 on IVB. I verified on IVB that the fix is in fact effective. Without the fix none of the scratch writes actually landed in the pipe control page. With the fix the writes show up correctly. v2: move PIPE_CONTROL_GLOBAL_GTT_IVB setup to where other flags are set Signed-off-by:
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Patrik Jakobsson authored
The Intel PRM says the M1 and M2 divisors must be in the range of 10-20 and 5-9. Since we do all calculations based on them being register values (which are subtracted by 2) we need to specify them accordingly. Signed-off-by:
Patrik Jakobsson <patrik.r.jakobsson@gmail.com> Reviewed-by:
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Patrik Jakobsson authored
The Intel PRM says the M1 and M2 divisors must be in the range of 10-20 and 5-9. Since we do all calculations based on them being register values (which are subtracted by 2) we need to specify them accordingly. Signed-off-by:
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Damien Lespiau authored
Similarly to: commit 6a0d1df3d3a0d2370541164eb0595fe35dcd6de3 Author: Damien Lespiau <damien.lespiau@intel.com> Date: Tue Dec 11 15:18:28 2012 +0000 drm/i915: Preserve the FDI line reversal override bit on CPT DDI port support lane reversal to easy the PCB layouting work. Let's preserve the bit configured by the BIOS (until we find how to correctly retrieve the information from the VBT, but this does sound more fragile then just relying on the BIOS that has, hopefully, been validated already. Signed-off-by:Damien Lespiau <damien.lespiau@intel.com> Reviewed-by:
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Damien Lespiau authored
The FDI link has supported link reversal to make the PCB layout engineer's life easier for quite a while and we have always presered this bit as we programmed FDI_RX_CTL with a read/modify/write sequence. We're trying to take a bit more control over what the BIOS leaves in various register and with the introduction of DDI, started to program FDI_RX_CTL fully. There's a fused bit to indicate DMI link reversal and FDI defaults to mirroring that configuration. We have a bit to override that behaviour that we need to preserve from the BIOS. Signed-off-by:
Rodrigo Vivi <rodrigo.vivi@gmail.com> Reviewed-by:
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Jani Nikula authored
Amending commit 4518f611 Author: Daniel Vetter <daniel.vetter@ffwll.ch> Date: Wed Jan 23 16:16:35 2013 +0100 drm/i915: dump UTS_RELEASE into the error_state CC: stable@vger.kernel.org Signed-off-by:
Jani Nikula <jani.nikula@intel.com> Reviewed-by:
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Ville Syrjälä authored
Support for real RGB332 is a rarity, most hardware only really support C8. So use C8 instead of RGB332 when determining the format based on depth/bpp. This fixes 8bpp fbcon on i915, since i915 will only accept C8 and not RGB332. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=59572Signed-off-by:
Dave Airlie <airlied@gmail.com> Tested-by: mlsemon35@gmail.com Cc: stable@vger.kernel.org Signed-off-by:
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Ville Syrjälä authored
Set depth/bits_per_pixel to 8 for C8 format. Signed-off-by:
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Imre Deak authored
As explained by Chris Wilson gem objects in stolen memory are always coherent with the GPU so we don't need to ever flush the CPU caches for these. This fixes a breakage - at least with the compact sg patches applied - during the resume/restore gtt mappings path, when we tried to clflush an FB object in stolen memory, but since stolen objects don't have backing pages we passed an invalid page pointer to drm_clflush_page(). Signed-off-by:
Imre Deak <imre.deak@intel.com> Reviewed-by:
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Ville Syrjälä authored
If a GPU reset occurs while a page flip has been submitted to the ring, the flip will never complete once the ring has been reset. The GPU reset can be detected by sampling the reset_counter before the flip is submitted, and then while waiting for the flip, the sampled counter is compared with the current reset_counter value. Signed-off-by:
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Ville Syrjälä authored
The pending flip mask no longer set anywhere, so trying to wait for while it's non-zero is a no-op. Remove it completely. Signed-off-by:
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Damien Lespiau authored
Signed-off-by:
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Daniel Vetter authored
This has been lost in the locking rework for intel_alloc_context_page: commit 2c34b850 Author: Ben Widawsky <ben@bwidawsk.net> Date: Sat Mar 19 18:14:26 2011 -0700 drm/i915: fix ilk rc6 teardown locking Cc: Ben Widawsky <ben@bwidawsk.net> Reviewed-by:
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Ville Syrjälä authored
We already print the HWS addresses during init, so do the same for the pipe control page. Reduces guesswork when looking at hex addresses later. Signed-off-by:
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Mika Kuoppala authored
With the previous patch "drm/i915: disable shared panel fitter for pipe" we now disable the panel fitter at the right spot in the modeset sequence in the crtc functions on all platforms. Hence the disabling in intel_disable_lvds is no longer required and potentially harmful (since the plane is still enabled at this point). Similarly on the enabling side we enable the panel fitter in the lvds callback only once the plane is enabled. Which is too late. Hence move this into a new intel_pre_enable_lvds callback. Finally we can ditch lvds_encoder->pfit_dirty - this was required to work around the crtc helper semantics, but with the new i915 modeset infrastructure we should enable/disable the pfit only when enabling or disabling the entire output pipeline. So separate state tracking for the pfit is no longer required. Signed-off-by:
Mika Kuoppala <mika.kuoppala@intel.com> [danvet: Bikeshed the commit message a bit to stress that now we enable/disable the pfit on i9xx platforms at the right point of time compared to the old code.] Signed-off-by:
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Mika Kuoppala authored
If encoder is switched off by BIOS, but the panel fitter is left on, we never try to turn off the panel fitter and leave it still attached to the pipe - which can cause blurry output elsewhere. Based on work by Chris Wilson <chris@chris-wilson.co.uk> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=58867 Cc: stable@vger.kernel.org Signed-off-by:
Andreas Sturmlechner <andreas.sturmlechner@gmail.com> [danvet: Remove the redundant HAS_PCH_SPLIT check and add a tiny comment.] Signed-off-by:
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Daniel Vetter authored
Some early bios versions seem to ship with the wrong tuning values for the MCH, possible resulting in pipe underruns under load. Especially on DP outputs this can lead to black screen, since DP really doesn't like an occasional whack from an underrun. Unfortunately the registers seem to be locked after boot, so the only thing we can do is politely point out issues and suggest a BIOS upgrade. Arthur Runyan pointed us at this issue while discussion DP bugs - thus far no confirmation from a bug report yet that it helps. But at least some of my machines here have wrong values, so this might be useful in understanding bug reports. v2: After a bit more discussion with Art and Ben we've decided to only the check the watermark values, since the OREF ones could be be a notch more aggressive on certain machines. Cc: Ben Widawsky <ben@bwidawsk.net> Cc: Runyan, Arthur J <arthur.j.runyan@intel.com> Reviewed-by:
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- 15 Feb, 2013 8 commits
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Ben Widawsky authored
It's not that the assertion is incorrect, but rather that we can call do_destroy early in loading, and we will falsely BUG(). Since contexts have been in for a while now, and in the internal APIs are pretty stable, it should be fairly safe to remove this. v2: Remove unused dev_priv, and dev Signed-off-by:
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Ben Widawsky authored
The ring initialization will differ a bit in upcoming generations, and this split will prepare the code for what's needed. This patch also fixes a bug introduced in: commit 99433931 Author: Mika Kuoppala <mika.kuoppala@linux.intel.com> Date: Tue Jan 22 14:12:17 2013 +0200 drm/i915: use gem_set_seqno() on hardware init After doing the extraction, the bad error handling became obvious. I acknowledge that this should be two patches, but it's a pretty small/trivial patch. If requested, I can certainly do the fix as a distinct patch. v2: Should be cleanup blt, not init blt on failure (Chris) v3: Forgot to git add on v2 Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com> Reviewed-by:
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Ben Widawsky authored
When I refactored the code initially, I forgot that gen2 uses a different bar for the CPU mappable aperture. The agp-less code knows nothing of generations less than 5, so we have to expand the gtt_probe function to include the mappable base and end. It was originally broken by me: commit baa09f5f Author: Ben Widawsky <ben@bwidawsk.net> Date: Thu Jan 24 13:49:57 2013 -0800 drm/i915: Add probe and remove to the gtt ops Reported-by:
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Paulo Zanoni authored
So we can remove duplicated code. Note that this function is used not only on IBX, but also CPT and LPT. Signed-off-by:
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Ville Syrjälä authored
We have more than one sprite, so a boolean simply won't cut it. Turn sprite_scaling_enabled into a bitmask and track the state of sprite scaler for each sprite independently. Also don't re-enable LP watermarks until the sprite registers have actually been written, and thus sprite scaling has really been disabled. Signed-off-by:
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Daniel Vetter authored
They're physically the same pins and also the same bits, duplicating only confuses the reader. This also makes it a bit obvious that we have quite some code duplication going on here. Squashing that is for a larger rework in our hpd handling though. Reviewed-by:
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Ben Widawsky authored
This was a rebase error from when the patches originally landed. Since the context size is unsigned, there is also no use in checking if it's less than 0. The existing code is not really wrong, but it's not simple as it should be. Signed-off-by:
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Daniel Vetter authored
770c1231 is the first bad commit commit 770c1231 Author: Takashi Iwai <tiwai@suse.de> Date: Sat Aug 11 08:56:42 2012 +0200 drm/i915: Fix blank panel at reopening lid changed the register write sequence for restoring the backlight, which helped prevent non-working backlights on some machines. Turns out that the original sequence was the right thing to do for a different set of machines. Worse, setting the backlight level _after_ enabling it seems to reset it somehow. So we need to make that one conditional upon the backlight having been reset to zero, and add the old one back. Cargo-culting at it's best, but it seems to work. Cc: stable@vger.kernel.org Cc: Takashi Iwai <tiwai@suse.de> Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=47941Reviewed-by:
Takashi Iwai <tiwai@suse.de> Signed-off-by:
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- 13 Feb, 2013 3 commits
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Zhang Rui authored
i915 driver needs to do modeset when 1. system resumes from sleep 2. lid is opened In PM_SUSPEND_MEM state, all the GPEs are cleared when system resumes, thus it is the i915_resume code does the modeset rather than intel_lid_notify(). But in PM_SUSPEND_FREEZE state, this will be broken because system is still responsive to the lid events. 1. When we close the lid in Freeze state, intel_lid_notify() sets modeset_on_lid. 2. When we reopen the lid, intel_lid_notify() will do a modeset, before the system is resumed. here is the error log, [92146.548074] WARNING: at drivers/gpu/drm/i915/intel_display.c:1028 intel_wait_for_pipe_off+0x184/0x190 [i915]() [92146.548076] Hardware name: VGN-Z540N [92146.548078] pipe_off wait timed out [92146.548167] Modules linked in: hid_generic usbhid hid snd_hda_codec_realtek snd_hda_intel snd_hda_codec parport_pc snd_hwdep ppdev snd_pcm_oss i915 snd_mixer_oss snd_pcm arc4 iwldvm snd_seq_dummy mac80211 snd_seq_oss snd_seq_midi fbcon tileblit font bitblit softcursor drm_kms_helper snd_rawmidi snd_seq_midi_event coretemp drm snd_seq kvm btusb bluetooth snd_timer iwlwifi pcmcia tpm_infineon i2c_algo_bit joydev snd_seq_device intel_agp cfg80211 snd intel_gtt yenta_socket pcmcia_rsrc sony_laptop agpgart microcode psmouse tpm_tis serio_raw mxm_wmi soundcore snd_page_alloc tpm acpi_cpufreq lpc_ich pcmcia_core tpm_bios mperf processor lp parport firewire_ohci firewire_core crc_itu_t sdhci_pci sdhci thermal e1000e [92146.548173] Pid: 4304, comm: kworker/0:0 Tainted: G W 3.8.0-rc3-s0i3-v3-test+ #9 [92146.548175] Call Trace: [92146.548189] [<c10378e2>] warn_slowpath_common+0x72/0xa0 [92146.548227] [<f86398b4>] ? intel_wait_for_pipe_off+0x184/0x190 [i915] [92146.548263] [<f86398b4>] ? intel_wait_for_pipe_off+0x184/0x190 [i915] [92146.548270] [<c10379b3>] warn_slowpath_fmt+0x33/0x40 [92146.548307] [<f86398b4>] intel_wait_for_pipe_off+0x184/0x190 [i915] [92146.548344] [<f86399c2>] intel_disable_pipe+0x102/0x190 [i915] [92146.548380] [<f8639ea4>] ? intel_disable_plane+0x64/0x80 [i915] [92146.548417] [<f8639f7c>] i9xx_crtc_disable+0xbc/0x150 [i915] [92146.548456] [<f863ebee>] intel_crtc_update_dpms+0x5e/0x90 [i915] [92146.548493] [<f86437cf>] intel_modeset_setup_hw_state+0x42f/0x8f0 [i915] [92146.548535] [<f8645b0b>] intel_lid_notify+0x9b/0xc0 [i915] [92146.548543] [<c15610d3>] notifier_call_chain+0x43/0x60 [92146.548550] [<c105d1e1>] __blocking_notifier_call_chain+0x41/0x80 [92146.548556] [<c105d23f>] blocking_notifier_call_chain+0x1f/0x30 [92146.548563] [<c131a684>] acpi_lid_send_state+0x78/0xa4 [92146.548569] [<c131aa9e>] acpi_button_notify+0x3b/0xf1 [92146.548577] [<c12df56a>] ? acpi_os_execute+0x17/0x19 [92146.548582] [<c12e591a>] ? acpi_ec_sync_query+0xa5/0xbc [92146.548589] [<c12e2b82>] acpi_device_notify+0x16/0x18 [92146.548595] [<c12f4904>] acpi_ev_notify_dispatch+0x38/0x4f [92146.548600] [<c12df0e8>] acpi_os_execute_deferred+0x20/0x2b [92146.548607] [<c1051208>] process_one_work+0x128/0x3f0 [92146.548613] [<c1564f73>] ? common_interrupt+0x33/0x38 [92146.548618] [<c104f8c0>] ? wake_up_worker+0x30/0x30 [92146.548624] [<c12df0c8>] ? acpi_os_wait_events_complete+0x1e/0x1e [92146.548629] [<c10524f9>] worker_thread+0x119/0x3b0 [92146.548634] [<c10523e0>] ? manage_workers+0x240/0x240 [92146.548640] [<c1056e84>] kthread+0x94/0xa0 [92146.548647] [<c1060000>] ? ftrace_raw_output_sched_stat_runtime+0x70/0xf0 [92146.548652] [<c15649b7>] ret_from_kernel_thread+0x1b/0x28 [92146.548658] [<c1056df0>] ? kthread_create_on_node+0xc0/0xc0 three different modeset flags are introduced in this patch MODESET_ON_LID_OPEN: do modeset on next lid open event MODESET_DONE: modeset already done MODESET_SUSPENDED: suspended, only do modeset when system is resumed In this way, 1. when lid is closed, MODESET_ON_LID_OPEN is set so that we'll do modeset on next lid open event. 2. when lid is opened, MODESET_DONE is set so that duplicate lid open events will be ignored. 3. when system suspends, MODESET_SUSPENDED is set. In this case, we will not do modeset on any lid events. Plus, locking mechanism is also introduced to avoid racing. Signed-off-by:
Zhang Rui <rui.zhang@intel.com> Signed-off-by:
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Ben Widawsky authored
The RC6 VIDS has a linear ramp starting at 250mv, which means any values below 250 are invalid. The old buggy macros tried to adjust for this to be more flexible, but there is no need. As Dan pointed out the ENCODE only ever has one value. The only invalid value for decode is an input of 0 which means something is really wonky, and the cases where DECODE are used either don't matter (debug values), or would be implicitly correct (the check for less than 450). This patch makes simpler, easier to read macros which are actually correct. Maybe this patch can actually fix some bugs now. Thanks to Dan for catching this. /me hides Cc: stable@kernel.org Reported-by:
Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by:
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Daniel Vetter authored
This reverts commit 6f33814b. The quirk cause a regression, and it looks like the original bug was simply a lack of FIFO bandwidth on the i915G of the reporter. Which should eventually be fixed as soon as we get around to implemented DSPARB FIFO reassignment on gen 3. Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=52281 Cc: stable@vger.kernel.org Signed-off-by:
Dave Airlie <airlied@redhat.com>
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- 08 Feb, 2013 3 commits
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git://people.freedesktop.org/~mlankhorst/linuxDave Airlie authored
TTM reservations changes, preparing for new reservation mutex system. * 'for-airlied' of git://people.freedesktop.org/~mlankhorst/linux: drm/ttm: unexport ttm_bo_wait_unreserved drm/nouveau: use ttm_bo_reserve_slowpath in validate_init, v2 drm/ttm: use ttm_bo_reserve_slowpath_nolru in ttm_eu_reserve_buffers, v2 drm/ttm: add ttm_bo_reserve_slowpath drm/ttm: cleanup ttm_eu_reserve_buffers handling drm/ttm: remove lru_lock around ttm_bo_reserve drm/nouveau: increase reservation sequence every retry drm/vmwgfx: always use ttm_bo_is_reserved
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Daniel Kurtz authored
It is a bit more precise to compute the total number of pixels first and then divide, rather than multiplying the line pixel count by the already-rounded line duration. Signed-off-by:
Daniel Kurtz <djkurtz@chromium.org> Signed-off-by:
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Bjorn Helgaas authored
Use PCI Express Capability access functions to simplify this code a bit. For non-PCIe devices or pre-PCIe 3.0 devices that don't implement the Link Capabilities 2 register, pcie_capability_read_dword() reads a zero. Since we're only testing whether the bits we care about are set, there's no need to mask out the other bits we *don't* care about. Signed-off-by:
Bjorn Helgaas <bhelgaas@google.com> Signed-off-by:
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