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author | 2020-06-02 15:04:15 -0700 | |
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committer | 2020-06-02 15:04:15 -0700 | |
commit | faa392181a0bd42c5478175cef601adeecdc91b6 (patch) | |
tree | e020e1142e34786676d0cd40f539bccdbb66099e /drivers/gpu/drm/i915/gt/uc/intel_guc_log.c | |
parent | Merge tag 'for-linus-hmm' of git://git.kernel.org/pub/scm/linux/kernel/git/rd... (diff) | |
parent | Merge tag 'amd-drm-next-5.8-2020-05-27' of git://people.freedesktop.org/~agd5... (diff) | |
download | linux-faa392181a0bd42c5478175cef601adeecdc91b6.tar.gz linux-faa392181a0bd42c5478175cef601adeecdc91b6.tar.bz2 linux-faa392181a0bd42c5478175cef601adeecdc91b6.zip |
Merge tag 'drm-next-2020-06-02' of git://anongit.freedesktop.org/drm/drm
Pull drm updates from Dave Airlie:
"Highlights:
- Core DRM had a lot of refactoring around managed drm resources to
make drivers simpler.
- Intel Tigerlake support is on by default
- amdgpu now support p2p PCI buffer sharing and encrypted GPU memory
Details:
core:
- uapi: error out EBUSY when existing master
- uapi: rework SET/DROP MASTER permission handling
- remove drm_pci.h
- drm_pci* are now legacy
- introduced managed DRM resources
- subclassing support for drm_framebuffer
- simple encoder helper
- edid improvements
- vblank + writeback documentation improved
- drm/mm - optimise tree searches
- port drivers to use devm_drm_dev_alloc
dma-buf:
- add flag for p2p buffer support
mst:
- ACT timeout improvements
- remove drm_dp_mst_has_audio
- don't use 2nd TX slot - spec recommends against it
bridge:
- dw-hdmi various improvements
- chrontel ch7033 support
- fix stack issues with old gcc
hdmi:
- add unpack function for drm infoframe
fbdev:
- misc fbdev driver fixes
i915:
- uapi: global sseu pinning
- uapi: OA buffer polling
- uapi: remove generated perf code
- uapi: per-engine default property values in sysfs
- Tigerlake GEN12 enabled.
- Lots of gem refactoring
- Tigerlake enablement patches
- move to drm_device logging
- Icelake gamma HW readout
- push MST link retrain to hotplug work
- bandwidth atomic helpers
- ICL fixes
- RPS/GT refactoring
- Cherryview full-ppgtt support
- i915 locking guidelines documented
- require linear fb stride to be 512 multiple on gen9
- Tigerlake SAGV support
amdgpu:
- uapi: encrypted GPU memory handling
- uapi: add MEM_SYNC IB flag
- p2p dma-buf support
- export VRAM dma-bufs
- FRU chip access support
- RAS/SR-IOV updates
- Powerplay locking fixes
- VCN DPG (powergating) enablement
- GFX10 clockgating fixes
- DC fixes
- GPU reset fixes
- navi SDMA fix
- expose FP16 for modesetting
- DP 1.4 compliance fixes
- gfx10 soft recovery
- Improved Critical Thermal Faults handling
- resizable BAR on gmc10
amdkfd:
- uapi: GWS resource management
- track GPU memory per process
- report PCI domain in topology
radeon:
- safe reg list generator fixes
nouveau:
- HD audio fixes on recent systems
- vGPU detection (fail probe if we're on one, for now)
- Interlaced mode fixes (mostly avoidance on Turing, which doesn't support it)
- SVM improvements/fixes
- NVIDIA format modifier support
- Misc other fixes.
adv7511:
- HDMI SPDIF support
ast:
- allocate crtc state size
- fix double assignment
- fix suspend
bochs:
- drop connector register
cirrus:
- move to tiny drivers.
exynos:
- fix imported dma-buf mapping
- enable runtime PM
- fixes and cleanups
mediatek:
- DPI pin mode swap
- config mipi_tx current/impedance
lima:
- devfreq + cooling device support
- task handling improvements
- runtime PM support
pl111:
- vexpress init improvements
- fix module auto-load
rcar-du:
- DT bindings conversion to YAML
- Planes zpos sanity check and fix
- MAINTAINERS entry for LVDS panel driver
mcde:
- fix return value
mgag200:
- use managed config init
stm:
- read endpoints from DT
vboxvideo:
- use PCI managed functions
- drop WC mtrr
vkms:
- enable cursor by default
rockchip:
- afbc support
virtio:
- various cleanups
qxl:
- fix cursor notify port
hisilicon:
- 128-byte stride alignment fix
sun4i:
- improved format handling"
* tag 'drm-next-2020-06-02' of git://anongit.freedesktop.org/drm/drm: (1401 commits)
drm/amd/display: Fix potential integer wraparound resulting in a hang
drm/amd/display: drop cursor position check in atomic test
drm/amdgpu: fix device attribute node create failed with multi gpu
drm/nouveau: use correct conflicting framebuffer API
drm/vblank: Fix -Wformat compile warnings on some arches
drm/amdgpu: Sync with VM root BO when switching VM to CPU update mode
drm/amd/display: Handle GPU reset for DC block
drm/amdgpu: add apu flags (v2)
drm/amd/powerpay: Disable gfxoff when setting manual mode on picasso and raven
drm/amdgpu: fix pm sysfs node handling (v2)
drm/amdgpu: move gpu_info parsing after common early init
drm/amdgpu: move discovery gfx config fetching
drm/nouveau/dispnv50: fix runtime pm imbalance on error
drm/nouveau: fix runtime pm imbalance on error
drm/nouveau: fix runtime pm imbalance on error
drm/nouveau/debugfs: fix runtime pm imbalance on error
drm/nouveau/nouveau/hmm: fix migrate zero page to GPU
drm/nouveau/nouveau/hmm: fix nouveau_dmem_chunk allocations
drm/nouveau/kms/nv50-: Share DP SST mode_valid() handling with MST
drm/nouveau/kms/nv50-: Move 8BPC limit for MST into nv50_mstc_get_modes()
...
Diffstat (limited to 'drivers/gpu/drm/i915/gt/uc/intel_guc_log.c')
-rw-r--r-- | drivers/gpu/drm/i915/gt/uc/intel_guc_log.c | 97 |
1 files changed, 92 insertions, 5 deletions
diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_log.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_log.c index caed0d57e704..fb10f3597ea5 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_log.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_log.c @@ -55,11 +55,6 @@ static int guc_action_control_log(struct intel_guc *guc, bool enable, return intel_guc_send(guc, action, ARRAY_SIZE(action)); } -static inline struct intel_guc *log_to_guc(struct intel_guc_log *log) -{ - return container_of(log, struct intel_guc, log); -} - static void guc_log_enable_flush_events(struct intel_guc_log *log) { intel_guc_enable_msg(log_to_guc(log), @@ -672,3 +667,95 @@ void intel_guc_log_handle_flush_event(struct intel_guc_log *log) { queue_work(system_highpri_wq, &log->relay.flush_work); } + +static const char * +stringify_guc_log_type(enum guc_log_buffer_type type) +{ + switch (type) { + case GUC_ISR_LOG_BUFFER: + return "ISR"; + case GUC_DPC_LOG_BUFFER: + return "DPC"; + case GUC_CRASH_DUMP_LOG_BUFFER: + return "CRASH"; + default: + MISSING_CASE(type); + } + + return ""; +} + +/** + * intel_guc_log_info - dump information about GuC log relay + * @log: the GuC log + * @p: the &drm_printer + * + * Pretty printer for GuC log info + */ +void intel_guc_log_info(struct intel_guc_log *log, struct drm_printer *p) +{ + enum guc_log_buffer_type type; + + if (!intel_guc_log_relay_created(log)) { + drm_puts(p, "GuC log relay not created\n"); + return; + } + + drm_puts(p, "GuC logging stats:\n"); + + drm_printf(p, "\tRelay full count: %u\n", log->relay.full_count); + + for (type = GUC_ISR_LOG_BUFFER; type < GUC_MAX_LOG_BUFFER; type++) { + drm_printf(p, "\t%s:\tflush count %10u, overflow count %10u\n", + stringify_guc_log_type(type), + log->stats[type].flush, + log->stats[type].sampled_overflow); + } +} + +/** + * intel_guc_log_dump - dump the contents of the GuC log + * @log: the GuC log + * @p: the &drm_printer + * @dump_load_err: dump the log saved on GuC load error + * + * Pretty printer for the GuC log + */ +int intel_guc_log_dump(struct intel_guc_log *log, struct drm_printer *p, + bool dump_load_err) +{ + struct intel_guc *guc = log_to_guc(log); + struct intel_uc *uc = container_of(guc, struct intel_uc, guc); + struct drm_i915_gem_object *obj = NULL; + u32 *map; + int i = 0; + + if (!intel_guc_is_supported(guc)) + return -ENODEV; + + if (dump_load_err) + obj = uc->load_err_log; + else if (guc->log.vma) + obj = guc->log.vma->obj; + + if (!obj) + return 0; + + map = i915_gem_object_pin_map(obj, I915_MAP_WC); + if (IS_ERR(map)) { + DRM_DEBUG("Failed to pin object\n"); + drm_puts(p, "(log data unaccessible)\n"); + return PTR_ERR(map); + } + + for (i = 0; i < obj->base.size / sizeof(u32); i += 4) + drm_printf(p, "0x%08x 0x%08x 0x%08x 0x%08x\n", + *(map + i), *(map + i + 1), + *(map + i + 2), *(map + i + 3)); + + drm_puts(p, "\n"); + + i915_gem_object_unpin_map(obj); + + return 0; +} |