- 30 1月, 2016 1 次提交
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由 Rodrigo Vivi 提交于
When we stop the sink CRC calculation we wait a while until the counter is reset to zero and return -ETIMEDOUT. However the sink crc was calculated already by this point so we just ignore this return at the main function. So, let's also ignore the message and put it as a debug message instead of an error one. The message might still be useful when debuging test failures so we could be able to know something was not going so well with sink crc stop. v2: Improve log message. Reference: https://bugs.freedesktop.org/show_bug.cgi?id=93694 Cc: Daniel Vetter <daniel.vetter@ffwll.ch> Cc: Paulo Zanoni <paulo.r.zanoni@intel.com> Signed-off-by: NRodrigo Vivi <rodrigo.vivi@intel.com> Reviewed-by: NPaulo Zanoni <paulo.r.zanoni@intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1454107499-29678-1-git-send-email-rodrigo.vivi@intel.com
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- 20 1月, 2016 1 次提交
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由 Tvrtko Ursulin 提交于
Having this on stack triggers the -Wframe-larger-than=1024 and is not nice to put such big things on the kernel stack anyway. This required a little bit of refactoring to handle the new failure path from vlv_force_pll_on. v2: Corrected some whitespace. Signed-off-by: NTvrtko Ursulin <tvrtko.ursulin@intel.com> Cc: Daniel Vetter <daniel.vetter@ffwll.ch> Cc: John Harrison <john.c.harrison@intel.com> Cc: Ville Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by: NDaniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/1453217117-26125-1-git-send-email-tvrtko.ursulin@linux.intel.com
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- 14 1月, 2016 1 次提交
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由 Jani Nikula 提交于
Add a common function to return "on" or "off" string based on the argument, and drop the local versions of it. This is the onoff version of commit 42a8ca4c Author: Jani Nikula <jani.nikula@intel.com> Date: Thu Aug 27 16:23:30 2015 +0300 drm/i915: add yesno utility function Reviewed-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: NJani Nikula <jani.nikula@intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1452768814-29787-1-git-send-email-jani.nikula@intel.com
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- 12 1月, 2016 1 次提交
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由 Ville Syrjälä 提交于
Rather than having open coded checks for the DDI A/E configuration, just store the max supported lane count in intel_digital_port. We had an open coded check for DDI A, but not for DDI E. So we may have been vilating the DDI E max lane count. Signed-off-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
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- 16 12月, 2015 1 次提交
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由 Jani Nikula 提交于
Use the for_each_intel_* macros for iterating intel_encoder, intel_connector, and intel_crtc. No functional changes. Reviewed-by: NDaniel Vetter <daniel.vetter@ffwll.ch> Signed-off-by: NJani Nikula <jani.nikula@intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1450262896-5325-1-git-send-email-jani.nikula@intel.com
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- 11 12月, 2015 2 次提交
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由 Ville Syrjälä 提交于
Done with coccinelle for the most part. However, it thinks '...' is part of the semantic patch, so I put an 'int DOTDOTDOT' placeholder in its place and got rid of it with sed afterwards. @@ identifier dev, encoder, funcs; @@ int drm_encoder_init(struct drm_device *dev, struct drm_encoder *encoder, const struct drm_encoder_funcs *funcs, int encoder_type + ,const char *name, int DOTDOTDOT ) { ... } @@ identifier dev, encoder, funcs; @@ int drm_encoder_init(struct drm_device *dev, struct drm_encoder *encoder, const struct drm_encoder_funcs *funcs, int encoder_type + ,const char *name, int DOTDOTDOT ); @@ expression E1, E2, E3, E4; @@ drm_encoder_init(E1, E2, E3, E4 + ,NULL ) v2: Add ', or NULL...' to @name kernel doc (Jani) Annotate the function with __printf() attribute (Jani) Signed-off-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/1449670818-2966-1-git-send-email-ville.syrjala@linux.intel.com
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由 Rodrigo Vivi 提交于
Mainly aux communications on sink_crc were failing a lot randomly on recent platforms. The first solution was to try to use intel_dp_dpcd_read_wake, but then it was suggested to move retries to drm level. Since drm level was already taking care of retries and didn't want to through random retries on that level the second solution was to put the retries at aux_transfer layer what was nacked. So I realized we had so many retries in different places and started to organize that a bit. During this organization I noticed that we weren't handing at all the case were the message size was zeroed. And this was exactly the case that was affecting sink_crc. Also we weren't respect BSPec who says this size message = 0 or > 20 are forbidden. It is a fact that we still have no clue why we are getting this forbidden value there. But anyway we need to handle that for now so we return -EBUSY and drm level takes care of the retries that are already in place. v2: Print debug messsage when this case is reached as suggested by Jani. v3: This patch is crucial to make PSR test cases reliably working on SKL. So split this patch from the aux re-org series and add a FIXME as a promisse to continue that effort besides reminding to remove the sleep when that is merged. v4: Use a bigger usleep range so kernel doesn't need to be interrupted on a exact time, as suggested by Paulo. But anyway we should discuss the better time ranges on the EBUSY handle re-org at drm level since this one here is temporary. v5: s/1000,1500/1000, 1500/ (by Paulo). Cc: Paulo Zanoni <paulo.r.zanoni@intel.com> Cc: Jani Nikula <jani.nikula@intel.com> Cc: Daniel Vetter <daniel.vetter@ffwll.ch> Signed-off-by: NRodrigo Vivi <rodrigo.vivi@intel.com> Tested-by: Daniel Stone <daniels@collabora.com> # SKL Signed-off-by: NRodrigo Vivi <rodrigo.vivi@intel.com> Reviewed-by: NPaulo Zanoni <paulo.r.zanoni@intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1449774747-2772-1-git-send-email-rodrigo.vivi@intel.com
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- 10 12月, 2015 2 次提交
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由 Takashi Iwai 提交于
This patch adds a reverse mapping from a digital port number to intel_encoder object containing the corresponding intel_digital_port. It simplifies the query of the encoder a lot. Note that, even if it's a valid digital port, the dig_port_map[] might point still to NULL -- usually it implies a DP MST port. Due to this fact, the NULL check in each place has no WARN_ON() and just skips the port. Once when the situation changes in future, we might introduce WARN_ON() for a more strict check. Signed-off-by: NTakashi Iwai <tiwai@suse.de>
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由 Wayne Boyer 提交于
The cherryview device shares many characteristics with the valleyview device. When support was added to the driver for cherryview, the corresponding device info structure included .is_valleyview = 1. This is not correct and leads to some confusion. This patch changes .is_valleyview to .is_cherryview in the cherryview device info structure and simplifies the IS_CHERRYVIEW macro. Then where appropriate, instances of IS_VALLEYVIEW are replaced with IS_VALLEYVIEW || IS_CHERRYVIEW or equivalent. v2: Use IS_VALLEYVIEW || IS_CHERRYVIEW instead of defining a new macro. Also add followup patches to fix issues discovered during the first review. (Ville) v3: Fix some style issues and one gen check. Remove CRT related changes as CRT is not supported on CHV. (Imre, Ville) v4: Make a few more optimizations. (Ville) Cc: Ville Syrjälä <ville.syrjala@linux.intel.com> Cc: Rodrigo Vivi <rodrigo.vivi@intel.com> Signed-off-by: NWayne Boyer <wayne.boyer@intel.com> Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/1449692975-14803-1-git-send-email-wayne.boyer@intel.comReviewed-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Acked-by: NJani Nikula <jani.nikula@intel.com>
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- 09 12月, 2015 1 次提交
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由 Sudip Mukherjee 提交于
We were not checking the return value of drm_encoder_init() which can fail. And if it fails then we will be working with an uninitialized encoder. Cc: Daniel Vetter <daniel.vetter@intel.com> Cc: Jani Nikula <jani.nikula@linux.intel.com> Signed-off-by: NSudip Mukherjee <sudip@vectorindia.org> Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/1444312681-10149-2-git-send-email-sudipm.mukherjee@gmail.com
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- 02 12月, 2015 3 次提交
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由 Ville Syrjälä 提交于
Introduce intel_display_port_aux_power_domain() which simply returns the appropriate AUX power domain for a specific port, and then replace the intel_display_port_power_domain() with calls to the new function in the DP code. As long as we're not actually enabling the port we don't need the lane power domains, and those are handled now purely from modeset_update_crtc_power_domains(). My initial motivation for this was to see if I could keep the DPIO power wells powered down while doing AUX on CHV, but turns out I can't so this doesn't change anything for CHV at least. But I think it's still a worthwile change. v2: Add case for PORT E. Default to POWER_DOMAIN_AUX_D for now. (Ville) Signed-off-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by: NPatrik Jakobsson <patrik.jakobsson@linux.intel.com> [Cherry-picked from drm-intel-next-queued 25f78f58 (Imre)] Signed-off-by: NImre Deak <imre.deak@intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1448643329-18675-2-git-send-email-imre.deak@intel.comSigned-off-by: NJani Nikula <jani.nikula@intel.com>
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由 Ville Syrjälä 提交于
Currently we round the AUX clock divider down on g4x, to closest on HSW/BDW port A, and up everywhere else. We are supposed to get as close to 2MHz as we can, so round to closest seems like the best option. Signed-off-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1448893432-6978-6-git-send-email-ville.syrjala@linux.intel.comReviewed-by: NJani Nikula <jani.nikula@intel.com>
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由 Ville Syrjälä 提交于
We have HAS_PCH_LPT_LP() already, so add HAS_PCH_LPT_H() and use it where appropriate. Signed-off-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1448893432-6978-4-git-send-email-ville.syrjala@linux.intel.comReviewed-by: NJani Nikula <jani.nikula@intel.com>
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- 25 11月, 2015 1 次提交
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由 Takashi Iwai 提交于
Currently a DDI port may register the DP hotplug handler even though it's used with HDMI, and the DP HPD handler overrides the encoder type forcibly to DP. This caused the inconsistency on a machine connected with a HDMI monitor; upon a hotplug event, the DDI port is suddenly switched to be handled as a DP although the same monitor is kept connected, and this leads to the erroneous blank output. This patch papers over the bug by excluding the previous HDMI encoder type from this override. This should be fixed more fundamentally, e.g. by moving the encoder type reset from the HPD or by having individual encoder objects for HDMI and DP. But since the bug has been present for a long time (3.17), it's better to have a quick-n-dirty fix for now, and keep working on a cleaner fix. Bugzilla: http://bugzilla.opensuse.org/show_bug.cgi?id=955190 Fixes: 0e32b39c ('drm/i915: add DP 1.2 MST support (v0.7)') Cc: <stable@vger.kernel.org> # v3.17+ Signed-off-by: NTakashi Iwai <tiwai@suse.de> Reviewed-by: NDaniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/1447931396-19147-1-git-send-email-tiwai@suse.deSigned-off-by: NJani Nikula <jani.nikula@intel.com>
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- 24 11月, 2015 1 次提交
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由 Ville Syrjälä 提交于
We sometimes get a spurious CPU pipe underrun somewhere between enabling port A and enabling vdd for the panel. Observed on both ILK and IVB with port A eDP. Suppress FIFO underrun reporting around the port and vdd enable to avoid the dmesg errors. Not sure if port D eDP would suffer from the same issue, but assume that it doesn't until proven differently. Testcase: igt/kms_setmode Signed-off-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1448050160-14124-2-git-send-email-ville.syrjala@linux.intel.comAcked-by: NChris Wilson <chris@chris-wilson.co.uk>
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- 18 11月, 2015 9 次提交
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Their logic is exactly the same: check if the digital port is connected and then call intel_dp_detect_dpcd(). So just put that logic in their only caller: intel_dp_detect(). Signed-off-by: NAnder Conselvan de Oliveira <ander.conselvan.de.oliveira@intel.com> Reviewed-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1447859970-9546-2-git-send-email-ander.conselvan.de.oliveira@intel.com
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That call was moved to intel_dp_detect() in commit d410b56d Author: Chris Wilson <chris@chris-wilson.co.uk> Date: Tue Sep 2 20:03:59 2014 +0100 drm/i915/dp: Refactor common eDP lid detection but it seem to have been resurrected in the following commit, probably due to a wrong merge conflict resolution. commit 2a592bec Author: Dave Airlie <airlied@redhat.com> Date: Mon Sep 1 16:58:12 2014 +1000 drm/i915: handle G45/GM45 pulse detection connected state. Signed-off-by: NAnder Conselvan de Oliveira <ander.conselvan.de.oliveira@intel.com> Reviewed-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1447859970-9546-1-git-send-email-ander.conselvan.de.oliveira@intel.com
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由 Ville Syrjälä 提交于
Make I915_READ and I915_WRITE more type safe by wrapping the register offset in a struct. This should eliminate most of the fumbles we've had with misplaced parens. This only takes care of normal mmio registers. We could extend the idea to other register types and define each with its own struct. That way you wouldn't be able to accidentally pass the wrong thing to a specific register access function. The gpio_reg setup is probably the ugliest thing left. But I figure I'd just leave it for now, and wait for some divine inspiration to strike before making it nice. As for the generated code, it's actually a bit better sometimes. Eg. looking at i915_irq_handler(), we can see the following change: lea 0x70024(%rdx,%rax,1),%r9d mov $0x1,%edx - movslq %r9d,%r9 - mov %r9,%rsi - mov %r9,-0x58(%rbp) - callq *0xd8(%rbx) + mov %r9d,%esi + mov %r9d,-0x48(%rbp) callq *0xd8(%rbx) So previously gcc thought the register offset might be signed and decided to sign extend it, just in case. The rest appears to be mostly just minor shuffling of instructions. v2: i915_mmio_reg_{offset,equal,valid}() helpers added s/_REG/_MMIO/ in the register defines mo more switch statements left to worry about ring_emit stuff got sorted in a prep patch cmd parser, lrc context and w/a batch buildup also in prep patch vgpu stuff cleaned up and moved to a prep patch all other unrelated changes split out v3: Rebased due to BXT DSI/BLC, MOCS, etc. v4: Rebased due to churn, s/i915_mmio_reg_t/i915_reg_t/ Signed-off-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by: NChris Wilson <chris@chris-wilson.co.uk> Link: http://patchwork.freedesktop.org/patch/msgid/1447853606-2751-1-git-send-email-ville.syrjala@linux.intel.com
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由 Rodrigo Vivi 提交于
Signed-off-by: NRodrigo Vivi <rodrigo.vivi@intel.com> Reviewed-by: NPaulo Zanoni <paulo.r.zanoni@intel.com> Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
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由 Rodrigo Vivi 提交于
It was created at 'commit aabc95dc (drm/i915: Dont -ETIMEDOUT on identical new and previous (count, crc).")' becase the counter wasn't reliable. Now that we properly wait for the counter to be reset we can rely a bit more in the counter. Also that patch stopped to return -ETIMEDOUT so the test case is unable to skip when it is unreliable and end up in many fails that should be skip instead. So, with the counter more reliable we can remove this hack that just makes things more confusing when test cases are really expecting the same CRC and let test case skip if that's not the case. Signed-off-by: NRodrigo Vivi <rodrigo.vivi@intel.com> Reviewed-by: NPaulo Zanoni <paulo.r.zanoni@intel.com> Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
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由 Rodrigo Vivi 提交于
According to VESA DP spec TEST_CRC_COUNT (Bits 3:0) at TEST_SINK_MISC (00246h) is "Reset to 0 when TEST_SINK bit 0 = 0; So let's give few vblanks so we are really sure that this counter is really zeroed on the next sink_crc read. Signed-off-by: NRodrigo Vivi <rodrigo.vivi@intel.com> Reviewed-by: NPaulo Zanoni <paulo.r.zanoni@intel.com> Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
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由 Rodrigo Vivi 提交于
According to VESA DP Spec, setting TEST_SINK_START (bit 0) of TEST_SINK (00270h) "Stop/Start calculating CRC on the next frame" So let's wait at least 1 vblank to really say the calculation stopped or started. Signed-off-by: NRodrigo Vivi <rodrigo.vivi@intel.com> Reviewed-by: NPaulo Zanoni <paulo.r.zanoni@intel.com> Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
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由 Ville Syrjälä 提交于
Introduce intel_display_port_aux_power_domain() which simply returns the appropriate AUX power domain for a specific port, and then replace the intel_display_port_power_domain() with calls to the new function in the DP code. As long as we're not actually enabling the port we don't need the lane power domains, and those are handled now purely from modeset_update_crtc_power_domains(). My initial motivation for this was to see if I could keep the DPIO power wells powered down while doing AUX on CHV, but turns out I can't so this doesn't change anything for CHV at least. But I think it's still a worthwile change. v2: Add case for PORT E. Default to POWER_DOMAIN_AUX_D for now. (Ville) Signed-off-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by: NPatrik Jakobsson <patrik.jakobsson@linux.intel.com> Signed-off-by: NImre Deak <imre.deak@intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1447682467-6237-1-git-send-email-patrik.jakobsson@linux.intel.com
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- 17 11月, 2015 2 次提交
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由 Shubhangi Shrivastava 提交于
Compliance test 4.3.1.11 requires source to perform link training always if the automated test requests for it. This patch enforces this requirement. Signed-off-by: NSivakumar Thulasimani <sivakumar.thulasimani@intel.com> Signed-off-by: NShubhangi Shrivastava <shubhangi.shrivastava@intel.com> Reviewed-by: Sonika Jindal <sonika.jindal@intel.com Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
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由 Shubhangi Shrivastava 提交于
Automated test data that is updated when a test is requested is not cleared till next automated test request is recevied which can cause various problems. This patch fixes this by clearing this during the next short pulse and on hot unplug. For example, when TEST_LINK_TRAINING is requested it is updated to appropriate variable inside intel_dp_handle_test_request but is also cleared only inside the same function. if the next short pulse does not have the AUTOMATED_TEST_REQUEST bits set the variable will not be cleared resulting in carrying incorrect test status in local variables. v2: Added comments and moved nack and defer variables before set_edid (Sonika) Signed-off-by: NSivakumar Thulasimani <sivakumar.thulasimani@intel.com> Signed-off-by: NShubhangi Shrivastava <shubhangi.shrivastava@intel.com> Reviewed-by: Sonika Jindal <sonika.jindal@intel.com Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
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- 16 11月, 2015 5 次提交
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由 Ville Syrjälä 提交于
Rather than computing on demand, store also the aux data reg offsets under intel_dp. v2: Duplicate some code to make things less magic (Jani) v3: Use PORT_B registers for invalid ports in g4x_aux_data_reg() Signed-off-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by: NChris Wilson <chris@chris-wilson.co.uk> Link: http://patchwork.freedesktop.org/patch/msgid/1447266856-30249-6-git-send-email-ville.syrjala@linux.intel.com
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由 Ville Syrjälä 提交于
Currently we determine the location of the AUX registers in a confusing way. First we assume the PCH registers are used always, but then we override it for everything but HSW/BDW to use DP+0x10. Very confusing. Let's just make it straightforward and simply add a few functions to pick the right AUX_CTL based on the DP port. To deal with VLV/CHV we'll include the display_mmio_offset into the AUX register defines. v2: Reorder patches (Chris) Signed-off-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> (v1) Link: http://patchwork.freedesktop.org/patch/msgid/1447266856-30249-5-git-send-email-ville.syrjala@linux.intel.com
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由 Ville Syrjälä 提交于
v2: Keep some MISSING_CASE() stuff (Jani) s/-1/-PIPE_B/ in the register macro Fix typo in patch subject v3: Use PORT_B registers for invalid ports in g4x_aux_ctl_reg() (Jani) v4: Reorder patches (Chris) Signed-off-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by: Jani Nikula <jani.nikula@intel.com> (v3) Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> (v3) Link: http://patchwork.freedesktop.org/patch/msgid/1447266856-30249-4-git-send-email-ville.syrjala@linux.intel.com
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由 Ville Syrjälä 提交于
Use kasprintf() to generate the "DPDDC-<port>" name for the aux helper. To deal with errors properly make intel_dp_aux_init() return something, and adjust the caller to match. It seems we were also missing a intel_dp_mst_encoder_cleanup() call on edp (non-port A) init failures, so add that too. The whole error/cleanup ordering doesn't feel entirely sane to me, but I'll leave that part alone for now. v2: Use kasprintf() instead of a table, reorder patches (Chis) Cc: Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1447266856-30249-3-git-send-email-ville.syrjala@linux.intel.comReviewed-by: NJani Nikula <jani.nikula@intel.com>
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由 Ville Syrjälä 提交于
Instead of checking what aux_ch_ctl_reg is, we can simply check the port when determining the right timeout value to program. v2: Reorder patches to reduce churn (Chris) Signed-off-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> (v1) Link: http://patchwork.freedesktop.org/patch/msgid/1447266856-30249-2-git-send-email-ville.syrjala@linux.intel.com
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- 10 11月, 2015 7 次提交
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由 Ville Syrjälä 提交于
ironlake_set_pll_cpu_edp() only gets called just before ironlake_edp_pll_on(), so just pull the code into ironlake_edp_pll_on(). Also toss in a debug print into ironlake_edp_pll_off() to match the one we have in ironlake_edp_pll_on(). Signed-off-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1446146763-31821-15-git-send-email-ville.syrjala@linux.intel.comReviewed-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
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由 Ville Syrjälä 提交于
Use intel_dp->DP in the eDP PLL setup, instead of doing RMWs. To do this we need to move DP_AUDIO_OUTPUT_ENABLE setup to happen later, so that we don't enable audio accidentally while configuring the PLL. Note that actually we already enabled audio before the port due to the double port register write magic required by VLV/CHV from 7b713f50 ("drm/i915: Fix eDP link training when switching pipes on VLV/CHV") So that gets changed now to keep audio off as long as the port is off. Also intel_dp_link_down() must be made to update intel_dp->DP so that we don't re-enable the port by accident when turning off the PLL. This is safe now that we don't call intel_dp_link_down() during link retraining. v2: Add a note about the audio vs. port enable (Daniel) Signed-off-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1447164977-32315-1-git-send-email-ville.syrjala@linux.intel.comReviewed-by: NJani Nikula <jani.nikula@intel.com>
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由 Ville Syrjälä 提交于
Rewrite the eDP PLL state asserts to conform to our usual state assert style. Signed-off-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1446146763-31821-13-git-send-email-ville.syrjala@linux.intel.comReviewed-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
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由 Ville Syrjälä 提交于
We don't care about ILK-A and the old w/a notes may just confuse people, so get rid of them. Signed-off-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1446146763-31821-12-git-send-email-ville.syrjala@linux.intel.comReviewed-by: NJesse Barnes <jbarnes@virtuousgeek.org>
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由 Ville Syrjälä 提交于
The DP link frequency is 162MHz, not 160MHz. Rename the ILK eDP PLL defines to match. Signed-off-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1446146763-31821-11-git-send-email-ville.syrjala@linux.intel.comReviewed-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
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由 Ville Syrjälä 提交于
We get underruns on the other pipe when enabling the CPU eDP PLL and port on ILK. Bspec knows about the PLL issue, and recommends doing a vblank wait just prior to enabling the PLL. That does seem to help, but unfortunately we get another underrun when actually enabling the CPU eDP port. Bspec doesn't mention that at all, and the same vblank wait trick doesn't appear to be effective there. Since I have no better clue how to deal with this, just hide the errors. Signed-off-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1446146763-31821-10-git-send-email-ville.syrjala@linux.intel.comReviewed-by: NJesse Barnes <jbarnes@virtuousgeek.org>
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由 Ville Syrjälä 提交于
Doing the IBX transcoder B workaround causes underruns on pipe/transcoder A. Just hide them by disabling underrun reporting for pipe A around the workaround. It might be possible to avoid the underruns by moving the workaround to be applied only when enabling pipe A. But I was too lazy to try it right now, and the current method has been proven to work, so didn't want to change it too hastily. Note that this can re-enable underrun reporting on pipe A if was already disabled due to a previous actual underrun. But that's OK, we may just get a second underrun report if another real underron occurrs on pipe A. v2: Note that pipe A underruns can get re-enabled due to this (Jani) Signed-off-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by: Jesse Barnes <jbarnes@virtuousgeek.org> (v1) Link: http://patchwork.freedesktop.org/patch/msgid/1446225802-11180-1-git-send-email-ville.syrjala@linux.intel.com
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- 05 11月, 2015 2 次提交
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The function name implies it should get intel_dp, and it mostly used where there is an intel_dp in the context. Signed-off-by: NAnder Conselvan de Oliveira <ander.conselvan.de.oliveira@intel.com> Reviewed-by: NSivakumar Thulasimani <sivakumar.thulasimani@intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1445594525-7174-8-git-send-email-ander.conselvan.de.oliveira@intel.com
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In order to prepare for a link training with DDI, the state machine would call intel_ddi_prepare_link_retrain(). To remove the dependency to the hardware information, replace that direct call with a callback. Signed-off-by: NAnder Conselvan de Oliveira <ander.conselvan.de.oliveira@intel.com> Reviewed-by: NSivakumar Thulasimani <sivakumar.thulasimani@intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1445594525-7174-7-git-send-email-ander.conselvan.de.oliveira@intel.com
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