linux/drivers/gpu/drm/i915
Matt Roper 837b63e608 drm/i915: Program MBUS with rmw during initialization
It wasn't terribly clear from the bspec's wording, but after discussion
with the hardware folks, it turns out that we need to preserve the
pre-existing contents of the MBUS ABOX control register when
initializing a few specific bits.

Bspec: 49213
Bspec: 50096
Fixes: 4cb4585e5a ("drm/i915/icl: initialize MBus during display init")
Cc: Stanislav Lisovskiy <stanislav.lisovskiy@intel.com>
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200204011032.582737-1-matthew.d.roper@intel.com
Reviewed-by: Matt Atwood <matthew.s.atwood@intel.com>
2020-02-20 13:12:16 -08:00
..
display drm/i915: Program MBUS with rmw during initialization 2020-02-20 13:12:16 -08:00
gem drm/i915/guc: Kill USES_GUC_SUBMISSION macro 2020-02-20 17:48:03 +00:00
gt drm/i915/uc: consolidate firmware cleanup 2020-02-20 17:48:08 +00:00
gvt drm/i915/guc: Apply new uC status tracking to GuC submission as well 2020-02-20 17:48:06 +00:00
oa drm/i915: reimplement header test feature 2020-01-02 12:24:10 +02:00
selftests drm/i915/gt: Rename i915_gem_restore_ggtt_mappings() for its new placement 2020-01-30 21:35:37 +00:00
.gitignore drm/i915: reimplement header test feature 2020-01-02 12:24:10 +02:00
i915_active_types.h
i915_active.c drm/i915: Hold reference to previous active fence as we queue 2020-02-03 11:25:39 +00:00
i915_active.h drm/i915: Use the async worker to avoid reclaim tainting the ggtt->mutex 2020-01-30 21:35:43 +00:00
i915_buddy.c drn/i915: Break up long i915_buddy_free_list() with a cond_resched() 2019-12-30 12:10:38 +00:00
i915_buddy.h
i915_cmd_parser.c drm/i915/cmd_parser: conversion to struct drm_device logging macros. 2020-02-04 11:29:40 +02:00
i915_debugfs_params.c drm/i915: Include the debugfs params header for its own definition 2020-01-17 13:00:16 +00:00
i915_debugfs_params.h drm/i915/params: add i915 parameters to debugfs 2020-01-15 15:10:16 +02:00
i915_debugfs.c drm/i915/guc: Kill USES_GUC_SUBMISSION macro 2020-02-20 17:48:03 +00:00
i915_debugfs.h drm/i915: split out display debugfs to a separate file 2020-02-14 13:26:51 +02:00
i915_drv.c drm/i915: split i915_driver_modeset_remove() to pre/post irq uninstall 2020-02-19 15:16:30 +02:00
i915_drv.h drm/i915/guc: Apply new uC status tracking to GuC submission as well 2020-02-20 17:48:06 +00:00
i915_fixed.h
i915_gem_evict.c drm/i915: Ignore most failures during evict-vm 2019-12-05 13:50:39 +00:00
i915_gem_fence_reg.c drm/i915: conversion to drm_device logging macros when drm_i915_private is present. 2020-02-04 11:29:27 +02:00
i915_gem_fence_reg.h
i915_gem_gtt.c drm/i915: conversion to drm_device logging macros when drm_i915_private is present. 2020-02-04 11:29:27 +02:00
i915_gem_gtt.h drm/i915/gtt: split up i915_gem_gtt 2020-01-07 19:27:36 +00:00
i915_gem.c drm/i915: Never allow userptr into the new mapping types 2020-02-08 11:26:03 +00:00
i915_gem.h i915 features for v5.6: 2019-12-27 15:25:04 +10:00
i915_getparam.c
i915_globals.c drm/i915: Ratelimit i915_globals_park 2019-12-18 17:38:56 +00:00
i915_globals.h
i915_gpu_error.c drm/i915: Update drm/i915 bug filing URL 2020-02-17 11:16:05 +02:00
i915_gpu_error.h drm/i915: Track hw reported context runtime 2020-02-16 15:16:22 +00:00
i915_ioc32.c
i915_irq.c drm/i915: Sprinkle missing commas 2020-02-04 23:33:39 +02:00
i915_irq.h
i915_memcpy.c drm/i915: Align start for memcpy_from_wc 2019-12-11 22:40:41 +00:00
i915_memcpy.h drm/i915: Align start for memcpy_from_wc 2019-12-11 22:40:41 +00:00
i915_mm.c drm/i915/gem: Extend mmap support for lmem 2020-01-04 17:57:46 +00:00
i915_params.c drm/i915: Remove 'prefault_disable' modparam 2020-01-27 11:45:35 +00:00
i915_params.h drm/i915: Mark i915.reset as unsigned 2020-02-05 18:51:52 +00:00
i915_pci.c drm/i915: Fix force-probe failure message 2020-02-07 17:12:21 +00:00
i915_perf_types.h drm/i915/perf: Register sysctl path globally 2019-12-13 20:16:23 +00:00
i915_perf.c drm/i915: conversion to drm_device logging macros when drm_i915_private is present. 2020-02-04 11:29:27 +02:00
i915_perf.h drm/i915/perf: Register sysctl path globally 2019-12-13 20:16:23 +00:00
i915_pmu.c drm/i915: Make WARN* drm specific where drm_priv ptr is available 2020-01-22 17:54:33 +02:00
i915_pmu.h drm/i915/pmu: Ensure monotonic rc6 2019-12-23 14:17:22 +02:00
i915_priolist_types.h
i915_pvinfo.h
i915_query.c
i915_query.h
i915_reg.h drm/i915: Parametrize PFIT_PIPE 2020-02-20 21:50:38 +02:00
i915_request.c drm/i915: remove the other slab_dependencies 2020-02-20 12:11:31 +00:00
i915_request.h drm/i915: Fix typo in kerneldoc function name 2020-01-17 13:20:18 +00:00
i915_scatterlist.c
i915_scatterlist.h
i915_scheduler_types.h
i915_scheduler.c drm/i915: Double check bumping after the spinlock 2020-02-20 13:27:36 +00:00
i915_scheduler.h
i915_selftest.h
i915_suspend.c
i915_suspend.h
i915_sw_fence_work.c drm/i915: Unpin vma->obj on early error 2019-12-18 10:13:03 +00:00
i915_sw_fence_work.h
i915_sw_fence.c drm/i915/gem: Don't leak non-persistent requests on changing engines 2020-02-11 21:58:39 +00:00
i915_sw_fence.h drm/i915/gem: Don't leak non-persistent requests on changing engines 2020-02-11 21:58:39 +00:00
i915_switcheroo.c
i915_switcheroo.h
i915_syncmap.c
i915_syncmap.h
i915_sysfs.c drm/i915: conversion to drm_device logging macros when drm_i915_private is present. 2020-02-04 11:29:27 +02:00
i915_sysfs.h
i915_trace_points.c
i915_trace.h drm/i915/trace: i915_request.prio is a signed value 2020-01-28 15:53:36 +00:00
i915_user_extensions.c
i915_user_extensions.h
i915_utils.c drm/i915: Update drm/i915 bug filing URL 2020-02-17 11:16:05 +02:00
i915_utils.h drm/i915: Improve i915_inject_probe_error macro 2019-12-12 12:35:17 +00:00
i915_vgpu.c drm/i915: conversion to new logging macros in i915/i915_vgpu.c 2020-01-17 17:41:33 +02:00
i915_vgpu.h
i915_vma_types.h drm/i915/gtt: split up i915_gem_gtt 2020-01-07 19:27:36 +00:00
i915_vma.c drm/i915: Hold reference to previous active fence as we queue 2020-02-03 11:25:39 +00:00
i915_vma.h drm/i915: Use the async worker to avoid reclaim tainting the ggtt->mutex 2020-01-30 21:35:43 +00:00
intel_device_info.c drm/i915: Read rawclk_freq earlier 2020-02-19 14:09:18 +00:00
intel_device_info.h drm/i915: Read rawclk_freq earlier 2020-02-19 14:09:18 +00:00
intel_gvt.c drm/i915/guc: Apply new uC status tracking to GuC submission as well 2020-02-20 17:48:06 +00:00
intel_gvt.h
intel_memory_region.c drm/i915: convert to new logging macros in i915/intel_memory_region.c 2020-01-17 17:44:19 +02:00
intel_memory_region.h drm/i915: lookup for mem_region of a mem_type 2020-01-05 01:08:09 +00:00
intel_pch.c drm/i915: Make WARN* drm specific where drm_priv ptr is available 2020-01-22 17:54:33 +02:00
intel_pch.h
intel_pm.c drm/i915: Correctly map DBUF slices to pipes 2020-02-05 19:22:11 +02:00
intel_pm.h drm/i915: Manipulate DBuf slices properly 2020-02-05 19:19:23 +02:00
intel_region_lmem.c drm/i915/lmem: use new struct drm_device based logging macros. 2020-01-10 16:11:04 +02:00
intel_region_lmem.h
intel_runtime_pm.c
intel_runtime_pm.h
intel_sideband.c drm/i915: Make WARN* drm specific where drm_priv ptr is available 2020-01-22 17:54:33 +02:00
intel_sideband.h
intel_uncore.c drm/i915: Make WARN* drm specific where uncore or stream ptr is available 2020-01-22 17:57:39 +02:00
intel_uncore.h
intel_wakeref.c drm/i915/gt: Flush ongoing retires during wait_for_idle 2020-01-03 00:33:07 +00:00
intel_wakeref.h drm/i915/gt: Flush ongoing retires during wait_for_idle 2020-01-03 00:33:07 +00:00
intel_wopcm.c
intel_wopcm.h
Kconfig drm/i915: Update drm/i915 bug filing URL 2020-02-17 11:16:05 +02:00
Kconfig.debug Merge drm/drm-next into drm-intel-next-queued 2019-12-11 11:13:50 +02:00
Kconfig.profile
Kconfig.unstable
Makefile drm/i915: split out vlv/chv specific suspend/resume code 2020-02-17 11:29:35 +02:00
vlv_suspend.c drm/i915: switch vlv_suspend to use intel uncore register accessors 2020-02-17 11:29:51 +02:00
vlv_suspend.h drm/i915: split out vlv/chv specific suspend/resume code 2020-02-17 11:29:35 +02:00