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linux-stable/drivers/gpu/drm/i915
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Ville Syrjälä 848496e590 drm/i915: Wait up to 3ms for the pcu to ack the cdclk change request on SKL 
Bspec tells us to keep bashing the PCU for up to 3ms when trying to
inform it about an upcoming change in the cdclk frequency. Currently
we only keep at it for 15*10usec (+ whatever delays gets added by
the sandybridge_pcode_read() itself). Let's change the limit to 3ms.

I decided to keep 10 usec delay per iteration for now, even though
the spec doesn't really tell us to do that.

Cc: stable@vger.kernel.org
Fixes: 5d96d8afcf ("drm/i915/skl: Deinit/init the display at suspend/resume")
Cc: David Weinehall <david.weinehall@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1468416723-23440-1-git-send-email-ville.syrjala@linux.intel.com
Tested-by: David Weinehall <david.weinehall@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
2016-07-27 16:19:55 +03:00
..
gvt drm/i915: gvt: Introduce the basic architecture of GVT-g 2016-06-17 20:35:06 +01:00
dvo.h
dvo_ch7xxx.c
dvo_ch7017.c
dvo_ivch.c
dvo_ns2501.c
dvo_sil164.c
dvo_tfp410.c
i915_cmd_parser.c drm/i915: Fix a buch of kerneldoc warnings 2016-06-06 13:04:26 +01:00
i915_debugfs.c drm/i915: Convert i915_semaphores_is_enabled over to early sanitize 2016-07-20 13:40:43 +01:00
i915_drv.c Revert "drm/i915: Enable RC6 immediately" 2016-07-21 21:43:19 +01:00
i915_drv.h drm/i915: Update DRIVER_DATE to 20160725 2016-07-25 08:00:19 +02:00
i915_gem.c drm/i915: Only clear the client pointer when tearing down the file 2016-07-26 13:00:59 +01:00
i915_gem.h
i915_gem_batch_pool.c drm/i915: Only drop the batch-pool's object reference 2016-07-26 13:01:00 +01:00
i915_gem_batch_pool.h
i915_gem_context.c drm/i915: Convert i915_semaphores_is_enabled over to early sanitize 2016-07-20 13:40:43 +01:00
i915_gem_debug.c
i915_gem_dmabuf.c drm/i915: Wrap drm_gem_object_reference in i915_gem_object_get 2016-07-20 13:40:11 +01:00
i915_gem_dmabuf.h drm/i915: Serialise presentation with imported dmabufs 2016-06-17 10:32:26 +01:00
i915_gem_evict.c drm/i915: Rename drm_gem_object_unreference in preparation for lockless free 2016-07-20 13:40:12 +01:00
i915_gem_execbuffer.c drm/i915: rename & update eb_select_ring() 2016-07-21 09:59:46 +01:00
i915_gem_fence.c drm/i915: Mass convert dev->dev_private to to_i915(dev) 2016-07-04 12:54:07 +01:00
i915_gem_gtt.c drm/i915: Prefer list_first_entry_or_null 2016-07-26 13:00:58 +01:00
i915_gem_gtt.h drm/i915: Treat ringbuffer writes as write to normal memory 2016-07-20 13:40:14 +01:00
i915_gem_render_state.c drm/i915: Rename drm_gem_object_unreference in preparation for lockless free 2016-07-20 13:40:12 +01:00
i915_gem_render_state.h
i915_gem_request.c drm/i915: Prefer list_first_entry_or_null 2016-07-26 13:00:58 +01:00
i915_gem_request.h drm/i915: Rename request reference/unreference to get/put 2016-07-20 13:40:09 +01:00
i915_gem_shrinker.c drm/i915: Prefer list_first_entry_or_null 2016-07-26 13:00:58 +01:00
i915_gem_stolen.c drm/i915: Rename drm_gem_object_unreference in preparation for lockless free 2016-07-20 13:40:12 +01:00
i915_gem_tiling.c drm/i915: Rename drm_gem_object_unreference_unlocked in preparation for lockless free 2016-07-20 13:40:13 +01:00
i915_gem_userptr.c drm/i915: Rename drm_gem_object_unreference_unlocked in preparation for lockless free 2016-07-20 13:40:13 +01:00
i915_gpu_error.c drm/i915: Convert i915_semaphores_is_enabled over to early sanitize 2016-07-20 13:40:43 +01:00
i915_guc_reg.h
i915_guc_submission.c drm/i915: Rename drm_gem_object_unreference in preparation for lockless free 2016-07-20 13:40:12 +01:00
i915_ioc32.c
i915_irq.c drm/i915: Rename ring->virtual_start as ring->vaddr 2016-07-20 13:40:39 +01:00
i915_params.c drm/i915/guc: Revert "drm/i915/guc: enable GuC loading & submission by default" 2016-07-19 15:45:21 -07:00
i915_params.h drm/i915: gvt: Introduce the basic architecture of GVT-g 2016-06-17 20:35:06 +01:00
i915_pci.c drm/i915/bxt: Remove the preliminary_hw_support flag 2016-07-01 21:25:54 +03:00
i915_pvinfo.h drm/i915: Use offsetof() to calculate the offset of members in PVINFO page 2016-06-17 19:44:25 +01:00
i915_reg.h drm/i915: rename macro parameter(ring) to (engine) 2016-07-21 09:59:25 +01:00
i915_suspend.c drm/i915: Mass convert dev->dev_private to to_i915(dev) 2016-07-04 12:54:07 +01:00
i915_sysfs.c drm/i915: Remove superfluous powersave work flushing 2016-07-14 15:23:16 +01:00
i915_trace.h drm/i915: Derive GEM requests from dma-fence 2016-07-20 09:29:53 +01:00
i915_trace_points.c
i915_vgpu.c drm/i915: Update missing kerneldoc 2016-07-19 10:34:24 +02:00
i915_vgpu.h drm/i915: Fold vGPU active check into inner functions 2016-06-17 19:44:29 +01:00
intel_acpi.c
intel_atomic.c drm: Consolidate plane arrays in drm_atomic_state 2016-06-02 17:20:25 +02:00
intel_atomic_plane.c drm/i915: Revert async unpin and nonblocking atomic commit 2016-06-01 09:46:46 +02:00
intel_audio.c drm/i915: Replace some open coded intel_crtc_has_dp_encoder()s 2016-07-07 13:10:12 +03:00
intel_bios.c drm/i915: Convert dev_priv->dev backpointers to dev_priv->drm 2016-07-05 11:58:45 +01:00
intel_bios.h
intel_breadcrumbs.c drm/i915: Reduce breadcrumb lock coverage for intel_engine_enable_signaling() 2016-07-26 13:00:58 +01:00
intel_color.c drm/i915: Kill has_dsi_encoder 2016-07-07 13:10:20 +03:00
intel_crt.c drm/i915/vlv: Disable HPD in valleyview_crt_detect_hotplug() 2016-07-14 22:06:11 +02:00
intel_csr.c drm/i915: Remove misleading CSR firmware loading docs 2016-07-21 22:23:04 +02:00
intel_ddi.c drm/i915: s/INTEL_OUTPUT_DISPLAYPORT/INTEL_OUTPUT_DP/ 2016-07-07 13:10:16 +03:00
intel_device_info.c drm/i915: Split out runtime configuration of device info to its own file 2016-07-05 11:53:27 +01:00
intel_display.c drm/i915: Wait up to 3ms for the pcu to ack the cdclk change request on SKL 2016-07-27 16:19:55 +03:00
intel_dp.c drm/i915: Treat eDP as always connected, again 2016-07-18 14:31:34 +02:00
intel_dp_aux_backlight.c
intel_dp_link_training.c drm/i915: Revert DisplayPort fast link training feature 2016-06-20 12:37:07 +03:00
intel_dp_mst.c drm/i915: Kill has_dp_encoder from pipe_config 2016-07-07 13:10:07 +03:00
intel_dpio_phy.c drm/i915: Mass convert dev->dev_private to to_i915(dev) 2016-07-04 12:54:07 +01:00
intel_dpll_mgr.c drm/i915: s/INTEL_OUTPUT_DISPLAYPORT/INTEL_OUTPUT_DP/ 2016-07-07 13:10:16 +03:00
intel_dpll_mgr.h
intel_drv.h Revert "drm/i915: Enable RC6 immediately" 2016-07-21 21:43:19 +01:00
intel_dsi.c drm/i915: Kill has_dsi_encoder 2016-07-07 13:10:20 +03:00
intel_dsi.h
intel_dsi_dcs_backlight.c drm/i915: Mass convert dev->dev_private to to_i915(dev) 2016-07-04 12:54:07 +01:00
intel_dsi_panel_vbt.c drm/i915: Mass convert dev->dev_private to to_i915(dev) 2016-07-04 12:54:07 +01:00
intel_dsi_pll.c drm/i915: Mass convert dev->dev_private to to_i915(dev) 2016-07-04 12:54:07 +01:00
intel_dvo.c drm/i915: Mass convert dev->dev_private to to_i915(dev) 2016-07-04 12:54:07 +01:00
intel_engine_cs.c drm/i915: Derive GEM requests from dma-fence 2016-07-20 09:29:53 +01:00
intel_fbc.c drm/i915: Update missing kerneldoc 2016-07-19 10:34:24 +02:00
intel_fbdev.c drm/i915: Treat ringbuffer writes as write to normal memory 2016-07-20 13:40:14 +01:00
intel_fifo_underrun.c drm/i915: Convert dev_priv->dev backpointers to dev_priv->drm 2016-07-05 11:58:45 +01:00
intel_frontbuffer.c
intel_guc.h drm/i915/guc: index host arrays by i915 engine ID, not guc_id 2016-06-21 11:24:25 +01:00
intel_guc_fwif.h
intel_guc_loader.c drm/i915:gen9: restrict WaC6DisallowByGfxPause 2016-07-21 14:48:00 +01:00
intel_gvt.c drm/i915/gvt: Mark i915.enable_gvt as false if loading fails 2016-06-21 12:40:13 +01:00
intel_gvt.h drm/i915: gvt: Introduce the basic architecture of GVT-g 2016-06-17 20:35:06 +01:00
intel_hdmi.c drm/i915: Simplify hdmi_12bpc_possible() 2016-07-07 13:10:24 +03:00
intel_hotplug.c drm/i915: Update missing kerneldoc 2016-07-19 10:34:24 +02:00
intel_i2c.c drm/i915: Convert dev_priv->dev backpointers to dev_priv->drm 2016-07-05 11:58:45 +01:00
intel_lrc.c drm/i915/gen9: Add WaDisableGatherAtSetShaderCommonSlice 2016-07-20 16:10:20 +03:00
intel_lrc.h drm/i915: rename macro parameter(ring) to (engine) 2016-07-21 09:59:25 +01:00
intel_lvds.c drm/i915: Mass convert dev->dev_private to to_i915(dev) 2016-07-04 12:54:07 +01:00
intel_mocs.c drm/i915: rename 'ring' where it refers to an engine or engine_id 2016-07-21 09:59:41 +01:00
intel_mocs.h drm/i915: rename 'ring' where it refers to an engine or engine_id 2016-07-21 09:59:41 +01:00
intel_modes.c drm/i915: Mass convert dev->dev_private to to_i915(dev) 2016-07-04 12:54:07 +01:00
intel_opregion.c drm/i915: Ignore panel type from OpRegion on SKL 2016-07-14 16:05:40 +03:00
intel_overlay.c drm/i915: use i915_gem_object_put_unlocked() after releasing mutex 2016-07-21 19:08:59 +01:00
intel_panel.c drm/i915: Introduce Kabypoint PCH for Kabylake H/DT. 2016-07-07 10:01:37 -07:00
intel_pm.c Revert "drm/i915: Enable RC6 immediately" 2016-07-21 21:43:19 +01:00
intel_psr.c drm/i915: Mass convert dev->dev_private to to_i915(dev) 2016-07-04 12:54:07 +01:00
intel_renderstate.h
intel_renderstate_gen6.c
intel_renderstate_gen7.c
intel_renderstate_gen8.c
intel_renderstate_gen9.c
intel_ringbuffer.c drm/i915: rename 'ring' where it refers to an engine or engine_id 2016-07-21 09:59:41 +01:00
intel_ringbuffer.h drm/i915: rename 'ring' where it refers to an engine or engine_id 2016-07-21 09:59:41 +01:00
intel_runtime_pm.c drm/i915: Enable polling when we don't have hpd 2016-07-14 22:06:11 +02:00
intel_sdvo.c drm/i915: Convert dev_priv->dev backpointers to dev_priv->drm 2016-07-05 11:58:45 +01:00
intel_sdvo_regs.h
intel_sideband.c drm/i915: Convert wait_for(I915_READ(reg)) to intel_wait_for_register() 2016-06-30 15:42:33 +01:00
intel_sprite.c drm/i915: Mass convert dev->dev_private to to_i915(dev) 2016-07-04 12:54:07 +01:00
intel_tv.c drm/i915: Mass convert dev->dev_private to to_i915(dev) 2016-07-04 12:54:07 +01:00
intel_uncore.c Revert "drm/i915: Enable RC6 immediately" 2016-07-21 21:43:19 +01:00
intel_vbt_defs.h drm/i915: Extract physical display dimensions from VBT 2016-06-02 14:33:09 +03:00
Kconfig drm/i915: gvt: Introduce the basic architecture of GVT-g 2016-06-17 20:35:06 +01:00
Kconfig.debug drm/i915: Select DRM_VGEM for igt 2016-07-10 13:22:39 +01:00
Makefile drm/i915: Move GEM request routines to i915_gem_request.c 2016-07-20 09:29:53 +01:00