- 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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- 10 12月, 2015 1 次提交
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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 Imre Deak 提交于
As described in the code comment, I couldn't set the minimum RPS frequency on my BYT-M B0 to the minimum allowed as reported by Punit. Fix this by clamping the minimum value to the first one that was accepted on my machine. Atm this issue doesn't cause any test failures, since in igt/pm_rps we only check the cached version of the current frequency which is the same what has been set. In the future we'll add checks for the actual frequency too, and for that to pass this fix is necessary. Signed-off-by: NImre Deak <imre.deak@intel.com> Acked-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1417711175-13271-1-git-send-email-imre.deak@intel.com
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- 08 12月, 2015 2 次提交
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由 Mika Kuoppala 提交于
WaRsDoubleRc6WrlWithCoarsePowerGating should be enabled for all Skylakes. Make it so. Cc: Sagar Arun Kamble <sagar.a.kamble@intel.com> Signed-off-by: NMika Kuoppala <mika.kuoppala@intel.com> Reviewed-by: NSagar Arun Kamble <sagar.a.kamble@intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1449505785-20812-2-git-send-email-mika.kuoppala@intel.comSigned-off-by: NJani Nikula <jani.nikula@intel.com>
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由 Mika Kuoppala 提交于
There is conflicting info between E0 and F0 steppings for this workarounds. Trust more authoritative source and be conservative and extend also for F0. This prevents numerous (>50) gpu hangs with SKL GT4e during piglit run. References: HSD: gen9lp/2134184 Cc: Sagar Arun Kamble <sagar.a.kamble@intel.com> Signed-off-by: NMika Kuoppala <mika.kuoppala@intel.com> Reviewed-by: NSagar Arun Kamble <sagar.a.kamble@intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1449505785-20812-1-git-send-email-mika.kuoppala@intel.comSigned-off-by: NJani Nikula <jani.nikula@intel.com>
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- 03 12月, 2015 1 次提交
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由 Paulo Zanoni 提交于
The long term goal is to have enable/disable as the higher level functions and activate/deactivate as the lower level functions, just like we do for PSR and for the CRTC. This way, we'll run enable and disable once per modeset, while update, activate and deactivate will be run many times. With this, we can move the checks and code that need to run only once per modeset to enable(), making the code simpler and possibly a little faster. This patch is just the first step on the conversion: it starts by converting the current low level functions from enable/disable to activate/deactivate. This patch by itself has no benefits other than making review and rebase easier. Please see the next patches for more details on the conversion. v2: - Rebase. - Improve commit message (Chris). v3: Rebase after changing the patch order. Reviewed-by: NChris Wilson <chris@chris-wilson.co.uk> Signed-off-by: NPaulo Zanoni <paulo.r.zanoni@intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/
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- 02 12月, 2015 1 次提交
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由 Imre Deak 提交于
Per bspec, "Backlight PWM may stop in the asserted state, causing backlight to stay fully on. WA: Before disabling PWM, set CLKGATE_DIS_0 0x46530 bit 13 PWM1 Gating Dis (for PWM1) or bit 14 PWM2 Gating Dis (for PWM2). The bits can remain set without harm." (There's no workaround name for this.) This fixes some Broxton backlight issues. Signed-off-by: NImre Deak <imre.deak@intel.com> Reviewed-by: NVille Syrjälä <ville.syrjala@linux.intel.com> [Jani: cleanup & commit message] Signed-off-by: NJani Nikula <jani.nikula@intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1448958232-26520-3-git-send-email-jani.nikula@intel.com
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- 18 11月, 2015 2 次提交
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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 Mika Kuoppala 提交于
With gen < 9 we have had always 50Mhz units as our hw ratio. With gen >= 9 the hw ratio changed to 16.667Mhz (50/3). The result was that our gpu frequency tracing started to output values 3 times larger than expected due to hardcoded scaling value. Fix this by using Use intel_gpu_freq() when generating Mhz value from ratio for 'intel_gpu_freq_change' trace event. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=92591 Cc: stable@vger.kernel.org # v4.3+ Reported-by: NEero Tamminen <eero.t.tamminen@intel.com> Signed-off-by: NMika Kuoppala <mika.kuoppala@intel.com> 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/1447776866-29384-1-git-send-email-mika.kuoppala@intel.com
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- 17 11月, 2015 1 次提交
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由 Kumar, Mahesh 提交于
If ddb allocation for planes in current CRTC is changed, that doesn't lead to ddb allocation change for other CRTCs, because our DDB allocation is not dynamic according to plane parameters, ddb is allocated according to number of CRTC enabled, & divided equally among CTRC's. In current condition check during Watermark calculation, if number of plane/ddb allocation changes for current CRTC, Watermark for other pipes are recalculated. But there is no change in DDB allocation of other pipe so watermark is also not changed, This leads to warning messages. WARN_ON(!wm_changed) This patch corrects this and check if DDB allocation for pipes is changed, then only recalculate watermarks. v2 (by Matt): Rebased to latest -nightly and fixed a typo Signed-off-by: NKumar, Mahesh <mahesh1.kumar@intel.com> Reviewed-by(v1): Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: NMatt Roper <matthew.d.roper@intel.com> Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
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- 16 11月, 2015 1 次提交
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由 Mika Kuoppala 提交于
When we set and later readback a frequency value through sysfs interface, igt/pm_rpm assumes that we get same value back if it matches hw granularity. On bxt we have found out that this is not always the case. Currently frequency - hw ratio - frequency conversions round down, with few exceptions on platforms that have more specific conversions. On bxt the supported range can be for example from 100Mhz to 650Mhz. Midpoint is then calculated by test to be 375 which pm_rps uses to find a closest hw supported frequency. That is 366 (ratio 22), which it then writes back. But as the rounding down kicks in, driver actually sets 350 instead of 366, as 366 is 2/3 below 22 * 50/3. Fix this by rounding to closest instead of rounding down in freq-ratio-freq conversions. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=92768 Testcase: igt/pm_rps/basic-api Tested-by: NBob Paauwe <bob.j.paauwe@intel.com> Cc: Bob Paauwe <bob.j.paauwe@intel.com> Signed-off-by: NImre Deak <imre.deak@intel.com> Signed-off-by: NMika Kuoppala <mika.kuoppala@intel.com> Reviewed-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by: NBob Paauwe <bob.j.paauwe@intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1447435781-23416-1-git-send-email-mika.kuoppala@intel.comSigned-off-by: NJani Nikula <jani.nikula@intel.com>
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- 02 11月, 2015 1 次提交
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由 Maarten Lankhorst 提交于
I'm getting unclaimed register writes when checking the WM registers after the crtc is disabled. So I would imagine those are guarded by the crtc power well. Fix this by not reading out wm state when the power well is off. Cc: stable@vger.kernel.org # v4.3 Signed-off-by: NMaarten Lankhorst <maarten.lankhorst@linux.intel.com> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=92181Reviewed-by: NDaniel Vetter <daniel.vetter@ffwll.ch> Signed-off-by: NJani Nikula <jani.nikula@intel.com>
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- 29 10月, 2015 2 次提交
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由 Tim Gore 提交于
Since A1 chips use the same GPU as A0, they need all the same wa's in the i915 driver. Update some conditionals to do this. Signed-off-by: NTim Gore <tim.gore@intel.com> Reviewed-by: NArun Siluvery <arun.siluvery@linux.intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1445856538-5417-1-git-send-email-tim.gore@intel.comSigned-off-by: NJani Nikula <jani.nikula@intel.com>
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由 Rodrigo Vivi 提交于
Kabylake is a Intel® Processor containing Intel® HD Graphics following Skylake. It is Gen9p5, so it inherits everything from Skylake. Let's start by adding the platform separated from Skylake but reusing most of all features, functions etc. Later we rebase the PCI-ID patch without is_skylake=1 so we don't replace what original Author did there. Few IS_SKYLAKEs if statements are not being covered by this patch on purpose: - Workarounds: Kabylake is derivated from Skylake H0 so no W/As apply here. - GuC: A following patch removes Kabylake support with an explanation: No firmware available yet. - DMC/CSR: Done in a separated patch since we need to be carefull and load the version for revision 7 since Kabylake is Skylake H0. v2: relative cleaner commit message and added the missed IS_KABYLAKE to intel_i2c.c as pointed out by Jani. Cc: Jani Nikula <jani.nikula@intel.com> Signed-off-by: NRodrigo Vivi <rodrigo.vivi@intel.com> Signed-off-by: NJani Nikula <jani.nikula@intel.com>
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- 27 10月, 2015 1 次提交
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由 Thomas Daniel 提交于
A typo resulted in the watermarks for cursor planes not being calculated correctly. Fixed the typo. Cc: Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: NThomas Daniel <thomas.daniel@intel.com> Reviewed-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: NJani Nikula <jani.nikula@intel.com>
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- 22 10月, 2015 6 次提交
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由 Matt Roper 提交于
v2: Don't forget to actually check the cstate->active value when tallying up the number of active CRTC's. (Ander) Signed-off-by: NMatt Roper <matthew.d.roper@intel.com> Reviewed-by: NMaarten Lankhorst <maarten.lankhorst@linux.intel.com> Smoke-tested-by: NPaulo Zanoni <przanoni@gmail.com> Link: http://patchwork.freedesktop.org/patch/59561/
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由 Matt Roper 提交于
Calculate pipe watermarks during atomic calculation phase, based on the contents of the atomic transaction's state structure. We still program the watermarks at the same time we did before, but the computation now happens much earlier. While this patch isn't too exciting by itself, it paves the way for future patches. The eventual goal (which will be realized in future patches in this series) is to calculate multiple sets up watermark values up front, and then program them at different times (pre- vs post-vblank) on the platforms that need a two-step watermark update. While we're at it, s/intel_compute_pipe_wm/ilk_compute_pipe_wm/ since this function only applies to ILK-style watermarks and we have a completely different function for SKL-style watermarks. Note that the original code had a memcmp() in ilk_update_wm() to avoid calling ilk_program_watermarks() if the watermarks hadn't changed. This memcmp vanishes here, which means we may do some unnecessary result generation and merging in cases where watermarks didn't change, but the lower-level function ilk_write_wm_values already makes sure that we don't actually try to program the watermark registers again. v2: Squash a few commits from the original series together; no longer leave pre-calculated wm's in a separate temporary structure since it's easier to follow the logic if we just cut over to using the pre-calculated values directly. v3: - Pass intel_crtc instead of drm_crtc to .compute_pipe_wm() entrypoint and use intel_atomic_get_crtc_state() to avoid need for extra casting. (Ander) - Drop unused intel_check_crtc() function prototype. (Ander) Signed-off-by: NMatt Roper <matthew.d.roper@intel.com> Reviewed-by: NMaarten Lankhorst <maarten.lankhorst@linux.intel.com> Smoke-tested-by: NPaulo Zanoni <przanoni@gmail.com> Link: http://patchwork.freedesktop.org/patch/60363/
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由 Matt Roper 提交于
A future patch will calculate these during the atomic 'check' phase rather than at WM programming time, so let's store the watermark values we're planning to use in the CRTC state; the values actually active on the hardware remains in intel_crtc. While we're at it, do some minor restructuring to keep ILK and SKL values in a union. v2: Don't move cxsr_allowed to state (Maarten) v3: Only calculate watermarks in state. Still keep active watermarks in intel_crtc itself. (Ville) Signed-off-by: NMatt Roper <matthew.d.roper@intel.com> Reviewed-by: NMaarten Lankhorst <maarten.lankhorst@linux.intel.com> Smoke-tested-by: NPaulo Zanoni <przanoni@gmail.com> Link: http://patchwork.freedesktop.org/patch/59556/
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由 Ville Syrjälä 提交于
Split ilk_update_wm() into two parts; one doing the programming and the other the calculations. v2: Fix typo in commit message v3 (by Matt): Heavily rebased for current codebase. Signed-off-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: NMatt Roper <matthew.d.roper@intel.com> Reviewed-by: NMaarten Lankhorst <maarten.lankhorst@linux.intel.com> Smoke-tested-by: NPaulo Zanoni <przanoni@gmail.com> Link: http://patchwork.freedesktop.org/patch/60366/
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由 Matt Roper 提交于
The only platform that still has an update_sprite_wm entrypoint is SKL; on SKL, intel_update_sprite_watermarks just updates intel_plane->wm and then performs a regular watermark update. However intel_plane->wm is only used to update a couple fields in intel_wm_config, and those fields are never used by the SKL code, so on SKL an update_sprite_wm is effectively identical to an update_wm call. Since we're already ensuring that the regular intel_update_wm is called any time we'd try to call intel_update_sprite_watermarks, the whole call is redundant and can be dropped. Signed-off-by: NMatt Roper <matthew.d.roper@intel.com> Reviewed-by: NMaarten Lankhorst <maarten.lankhorst@linux.intel.com> Smoke-tested-by: NPaulo Zanoni <przanoni@gmail.com> Link: http://patchwork.freedesktop.org/patch/60372/
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由 Matt Roper 提交于
Determine whether we need to apply this workaround at atomic check time and just set a flag that will be used by the main watermark update routine. Moving this workaround into the atomic framework reduces ilk_update_sprite_wm() to just a standard watermark update, so drop it completely and just ensure that ilk_update_wm() is called whenever a sprite plane is updated in a way that would affect watermarks. Signed-off-by: NMatt Roper <matthew.d.roper@intel.com> Reviewed-by: NMaarten Lankhorst <maarten.lankhorst@linux.intel.com> Smoke-tested-by: NPaulo Zanoni <przanoni@gmail.com> Link: http://patchwork.freedesktop.org/patch/60367/
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- 21 10月, 2015 2 次提交
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由 Jani Nikula 提交于
Revision checks are almost always accompanied by a platform check. (The exceptions are platform specific code.) Add helpers to check for a platform and a revision range: IS_SKL_REVID() and IS_BXT_REVID(). In most places this simplifies and clarifies the code. It will be obvious that revid macros are used for the correct platform. This should make it easier to find all the revision checks for workarounds for each platform, and make it easier to remove them once we drop support for early hardware revisions. This should also make it easier to differentiate between Skylake and Kabylake revision checks when Kabylake support is added. v2: rebase Acked-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by: NDaniel Vetter <daniel.vetter@ffwll.ch> Signed-off-by: NJani Nikula <jani.nikula@intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1445343722-3312-3-git-send-email-jani.nikula@intel.com
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由 Jani Nikula 提交于
Prefer inclusive ranges for revision checks rather than "below B0". Per specs A2 is not used, so revid <= A1 matches revid < B0. Acked-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by: NDaniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/1445343722-3312-2-git-send-email-jani.nikula@intel.comSigned-off-by: NJani Nikula <jani.nikula@intel.com>
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- 20 10月, 2015 1 次提交
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由 Matt Roper 提交于
Just pull the info out of the state structures rather than staging it in an additional set of structures. To make this more straightforward, we change the signature of several internal WM functions to take the crtc state as a parameter. v2: - Don't forget to skip cursor planes on a loop in the DDB allocation function to match original behavior. (Ander) - Change a use of intel_crtc->active to cstate->active. They should be identical, but it's better to be consistent. (Ander) - Rework more function signatures to pass states rather than crtc for consistency. (Ander) v3: - Add missing "+ 1" to skl_wm_plane_id()'s 'overlay' case. (Maarten) - Packed formats should pass '0' to drm_format_plane_cpp(), not 1. (Maarten) - Drop unwanted WARN_ON() for disabled planes when calculating data rate for SKL. (Maarten) v4: - Don't include cursor plane in total relative data rate calculation; we've already handled the cursor allocation earlier. - Fix 'bytes_per_pixel' calculation braindamage. Somehow I hardcoded the NV12 format as a parameter rather than the actual fb->pixel_format, and even then still managed to get the format plane wrong. (Ville) - Use plane->state->fb rather than plane->fb in skl_allocate_pipe_ddb(); the plane->fb pointer isn't updated until after we've done our watermark recalculation, so it has stale values. (Bob Paauwe) Signed-off-by: NMatt Roper <matthew.d.roper@intel.com> Reviewed-by(v3): Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Cc: Paauwe, Bob J <bob.j.paauwe@intel.com> Cc: Ville Syrjälä <ville.syrjala@linux.intel.com> Cc: Paulo Zanoni <paulo.r.zanoni@intel.com> References: http://lists.freedesktop.org/archives/intel-gfx/2015-September/077060.html References: http://lists.freedesktop.org/archives/intel-gfx/2015-October/077721.html Smoke-tested-by(v4): Paulo Zanoni <paulo.r.zanoni@intel.com> (SKL) Link: http://patchwork.freedesktop.org/patch/61968/
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- 13 10月, 2015 2 次提交
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由 Mika Kuoppala 提交于
Some registers are, naturally, lost in gpu reset/suspend cycle. And some registers, for example in display domain, are not subject to gpu reset so they retain their contents. As hang recovery triggers a reset, recoverable gpu hang can currently flush out essential workarounds and cause havoc later on. When register GEN8_GARBNTL is missing the WaEnableGapsTsvCreditFix:skl, it can cause random system hangs [1]. This workaround was added in: commit 245d9667 ("drm/i915:skl: Add WaEnableGapsTsvCreditFix") But another set of system hangs were observed and the failure pattern indicated that there was random gpu hang preceding the system hang [2]. This lead to the realization that we lose this workaround and BDW_SCRATCH1 on reset. Add these workarounds setup in display init to skl/bxt ring init where LRI workarounds are also setup. This way their setup is not dependent on display side init. References: [1] https://bugs.freedesktop.org/show_bug.cgi?id=90854 References: [2] https://bugs.freedesktop.org/show_bug.cgi?id=92315Reported-by: NTomi Sarvela <tomix.p.sarvela@intel.com> Cc: Tomi Sarvela <tomix.p.sarvela@intel.com> Cc: Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: NMika Kuoppala <mika.kuoppala@intel.com> Reviewed-by: NChris Wilson <chris@chris-wilson.co.uk> Tested-by: NTomi Sarvela <tomix.p.sarvela@intel.com> Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
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由 Paulo Zanoni 提交于
This is a squash of the following commits: Revert "drm/i915: Drop intel_update_sprite_watermarks" This reverts commit 47c99438. Revert "drm/i915/ivb: Move WaCxSRDisabledForSpriteScaling w/a to atomic check" This reverts commit 7809e5ae. Revert "drm/i915/skl: Eliminate usage of pipe_wm_parameters from SKL-style WM (v3)" This reverts commit 3a05f5e2. With these reverts, SKL finally stops failing every single FBC test with FIFO underrun error messages. After some brief testing, it also seems that this commit prevents the machine from completely freezing when we run igt/kms_fbc_crc (see fd.o #92355). Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=92355 Cc: Matt Roper <matthew.d.roper@intel.com> Signed-off-by: NPaulo Zanoni <paulo.r.zanoni@intel.com> Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
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- 09 10月, 2015 1 次提交
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由 Matt Roper 提交于
It's been reported that the atomic watermark series triggers some regressions on SKL, which we haven't been able to track down yet. Let's temporarily revert these patches while we track down the root cause. This commit squashes the reverts of: 76305b1a drm/i915: Calculate watermark configuration during atomic check (v2) a4611e44 drm/i915: Don't set plane visible during HW readout if CRTC is off a28170f3 drm/i915: Calculate ILK-style watermarks during atomic check (v3) de4a9f83 drm/i915: Calculate pipe watermarks into CRTC state (v3) de165e0b drm/i915: Refactor ilk_update_wm (v3) Reference: http://lists.freedesktop.org/archives/intel-gfx/2015-October/077190.html Cc: "Zanoni, Paulo R" <paulo.r.zanoni@intel.com> Cc: "Vetter, Daniel" <daniel.vetter@intel.com> Signed-off-by: NMatt Roper <matthew.d.roper@intel.com> Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
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- 07 10月, 2015 1 次提交
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由 Jani Nikula 提交于
Signed-off-by: NJani Nikula <jani.nikula@intel.com> Reviewed-by: NVille Syrjälä <ville.syrjala@linux.intel.com> [danvet: Appease gcc and remove the unused variable.] Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
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- 06 10月, 2015 1 次提交
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由 Sagar Arun Kamble 提交于
When using RC6 timeout mode, the timeout value should be written to GEN6_RC6_THRESHOLD. v2: Updated commit message. (Tom) v3: Rebase over whitespace differences. (Daniel) Cc: Tom O'Rourke <Tom.O'Rourke@intel.com> Signed-off-by: NSagar Arun Kamble <sagar.a.kamble@intel.com> Reviewed-by: NTom O'Rourke <Tom.O'Rourke@intel.com> Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
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- 30 9月, 2015 11 次提交
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由 Matt Roper 提交于
v2: Don't forget to actually check the cstate->active value when tallying up the number of active CRTC's. (Ander) Signed-off-by: NMatt Roper <matthew.d.roper@intel.com> Reviewed-by: NMaarten Lankhorst <maarten.lankhorst@linux.intel.com> Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
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由 Matt Roper 提交于
Calculate pipe watermarks during atomic calculation phase, based on the contents of the atomic transaction's state structure. We still program the watermarks at the same time we did before, but the computation now happens much earlier. While this patch isn't too exciting by itself, it paves the way for future patches. The eventual goal (which will be realized in future patches in this series) is to calculate multiple sets up watermark values up front, and then program them at different times (pre- vs post-vblank) on the platforms that need a two-step watermark update. While we're at it, s/intel_compute_pipe_wm/ilk_compute_pipe_wm/ since this function only applies to ILK-style watermarks and we have a completely different function for SKL-style watermarks. Note that the original code had a memcmp() in ilk_update_wm() to avoid calling ilk_program_watermarks() if the watermarks hadn't changed. This memcmp vanishes here, which means we may do some unnecessary result generation and merging in cases where watermarks didn't change, but the lower-level function ilk_write_wm_values already makes sure that we don't actually try to program the watermark registers again. v2: Squash a few commits from the original series together; no longer leave pre-calculated wm's in a separate temporary structure since it's easier to follow the logic if we just cut over to using the pre-calculated values directly. v3: - Pass intel_crtc instead of drm_crtc to .compute_pipe_wm() entrypoint and use intel_atomic_get_crtc_state() to avoid need for extra casting. (Ander) - Drop unused intel_check_crtc() function prototype. (Ander) Signed-off-by: NMatt Roper <matthew.d.roper@intel.com> Reviewed-by: NMaarten Lankhorst <maarten.lankhorst@linux.intel.com> Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
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由 Matt Roper 提交于
A future patch will calculate these during the atomic 'check' phase rather than at WM programming time, so let's store the watermark values we're planning to use in the CRTC state; the values actually active on the hardware remains in intel_crtc. While we're at it, do some minor restructuring to keep ILK and SKL values in a union. v2: Don't move cxsr_allowed to state (Maarten) v3: Only calculate watermarks in state. Still keep active watermarks in intel_crtc itself. (Ville) Signed-off-by: NMatt Roper <matthew.d.roper@intel.com> Reviewed-by: NMaarten Lankhorst <maarten.lankhorst@linux.intel.com> Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
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由 Ville Syrjälä 提交于
Split ilk_update_wm() into two parts; one doing the programming and the other the calculations. v2: Fix typo in commit message v3 (by Matt): Heavily rebased for current codebase. Signed-off-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: NMatt Roper <matthew.d.roper@intel.com> Reviewed-by: NMaarten Lankhorst <maarten.lankhorst@linux.intel.com> Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
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由 Matt Roper 提交于
The only platform that still has an update_sprite_wm entrypoint is SKL; on SKL, intel_update_sprite_watermarks just updates intel_plane->wm and then performs a regular watermark update. However intel_plane->wm is only used to update a couple fields in intel_wm_config, and those fields are never used by the SKL code, so on SKL an update_sprite_wm is effectively identical to an update_wm call. Since we're already ensuring that the regular intel_update_wm is called any time we'd try to call intel_update_sprite_watermarks, the whole call is redundant and can be dropped. Signed-off-by: NMatt Roper <matthew.d.roper@intel.com> Reviewed-by: NMaarten Lankhorst <maarten.lankhorst@linux.intel.com> Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
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由 Matt Roper 提交于
Determine whether we need to apply this workaround at atomic check time and just set a flag that will be used by the main watermark update routine. Moving this workaround into the atomic framework reduces ilk_update_sprite_wm() to just a standard watermark update, so drop it completely and just ensure that ilk_update_wm() is called whenever a sprite plane is updated in a way that would affect watermarks. Signed-off-by: NMatt Roper <matthew.d.roper@intel.com> Reviewed-by: NMaarten Lankhorst <maarten.lankhorst@linux.intel.com> Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
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由 Matt Roper 提交于
Just pull the info out of the state structures rather than staging it in an additional set of structures. To make this more straightforward, we change the signature of several internal WM functions to take the crtc state as a parameter. v2: - Don't forget to skip cursor planes on a loop in the DDB allocation function to match original behavior. (Ander) - Change a use of intel_crtc->active to cstate->active. They should be identical, but it's better to be consistent. (Ander) - Rework more function signatures to pass states rather than crtc for consistency. (Ander) v3: - Add missing "+ 1" to skl_wm_plane_id()'s 'overlay' case. (Maarten) - Packed formats should pass '0' to drm_format_plane_cpp(), not 1. (Maarten) - Drop unwanted WARN_ON() for disabled planes when calculating data rate for SKL. (Maarten) Signed-off-by: NMatt Roper <matthew.d.roper@intel.com> Reviewed-by: NMaarten Lankhorst <maarten.lankhorst@linux.intel.com> Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
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由 Matt Roper 提交于
A bunch of SKL watermark-related structures have the cursor plane as a separate entry from the rest of the planes. Since a previous patch updated I915_MAX_PLANES such that those plane arrays now have a slot for the cursor, update the code to use the new slot in the existing plane arrays and kill off the cursor-specific structures. There shouldn't be any functional change here; this is just shuffling around how the data is stored in some of the data structures. The whole patch is generated with Coccinelle via the following semantic patch: @@ struct skl_pipe_wm_parameters WMP; @@ - WMP.cursor + WMP.plane[PLANE_CURSOR] @@ struct skl_pipe_wm_parameters *WMP; @@ - WMP->cursor + WMP->plane[PLANE_CURSOR] @@ @@ struct skl_pipe_wm_parameters { ... - struct intel_plane_wm_parameters cursor; ... }; @@ struct skl_ddb_allocation DDB; expression E; @@ - DDB.cursor[E] + DDB.plane[E][PLANE_CURSOR] @@ struct skl_ddb_allocation *DDB; expression E; @@ - DDB->cursor[E] + DDB->plane[E][PLANE_CURSOR] @@ @@ struct skl_ddb_allocation { ... - struct skl_ddb_entry cursor[I915_MAX_PIPES]; ... }; @@ struct skl_wm_values WMV; expression E1, E2; @@ ( - WMV.cursor[E1][E2] + WMV.plane[E1][PLANE_CURSOR][E2] | - WMV.cursor_trans[E1] + WMV.plane_trans[E1][PLANE_CURSOR] ) @@ struct skl_wm_values *WMV; expression E1, E2; @@ ( - WMV->cursor[E1][E2] + WMV->plane[E1][PLANE_CURSOR][E2] | - WMV->cursor_trans[E1] + WMV->plane_trans[E1][PLANE_CURSOR] ) @@ @@ struct skl_wm_values { ... - uint32_t cursor[I915_MAX_PIPES][8]; ... - uint32_t cursor_trans[I915_MAX_PIPES]; ... }; @@ struct skl_wm_level WML; @@ ( - WML.cursor_en + WML.plane_en[PLANE_CURSOR] | - WML.cursor_res_b + WML.plane_res_b[PLANE_CURSOR] | - WML.cursor_res_l + WML.plane_res_l[PLANE_CURSOR] ) @@ struct skl_wm_level *WML; @@ ( - WML->cursor_en + WML->plane_en[PLANE_CURSOR] | - WML->cursor_res_b + WML->plane_res_b[PLANE_CURSOR] | - WML->cursor_res_l + WML->plane_res_l[PLANE_CURSOR] ) @@ @@ struct skl_wm_level { ... - bool cursor_en; ... - uint16_t cursor_res_b; - uint8_t cursor_res_l; ... }; v2: Use a PLANE_CURSOR enum entry rather than making the code reference I915_MAX_PLANES or I915_MAX_PLANES+1, which was confusing. (Ander) Signed-off-by: NMatt Roper <matthew.d.roper@intel.com> Reviewed-by: NMaarten Lankhorst <maarten.lankhorst@linux.intel.com> Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
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由 Matt Roper 提交于
Just pull the info out of the CRTC state structure rather than staging it in an additional structure. Note that we use cstate->active rather than intel_crtc->active which may appear to be a change in behavior. However since we're no longer trying to recalculate watermarks during the "pipe off" stage of a modeset, intel_crtc->active and cstate->active should always be identical when watermarks are calculated (at least for ILK-style platforms). v2: Clarify reasoning for cstate->active and add a WARN_ON to the code to assert that it really is always identical to intel_crtc->active as expected. Signed-off-by: NMatt Roper <matthew.d.roper@intel.com> Reviewed-by: NMaarten Lankhorst <maarten.lankhorst@linux.intel.com> Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
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由 Matt Roper 提交于
Just pull the info out of the plane state structure rather than staging it in an additional structure. v2: Add 'visible' condition to sprites_scaled so that we don't limit the WM level when the sprite isn't enabled. (Ville) Signed-off-by: NMatt Roper <matthew.d.roper@intel.com> Reviewed-by(v1): Ander Conselvan de Oliveira <conselvan2@gmail.com> Reviewed-by: NMaarten Lankhorst <maarten.lankhorst@linux.intel.com> Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
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由 Ville Syrjälä 提交于
Signed-off-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by: NJani Nikula <jani.nikula@intel.com> Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
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