[Intel-gfx] [PATCH 06/12] drm/i915: Populate ctx ID for periodic OA reports
kbuild test robot
lkp at intel.com
Mon Jul 31 18:17:13 UTC 2017
Hi Sourab,
[auto build test WARNING on drm-intel/for-linux-next]
[also build test WARNING on next-20170731]
[cannot apply to v4.13-rc3]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Sagar-Arun-Kamble/i915-perf-support-for-command-stream-based-OA-GPU-and-workload-metrics-capture/20170731-184412
base: git://anongit.freedesktop.org/drm-intel for-linux-next
reproduce: make htmldocs
All warnings (new ones prefixed by >>):
WARNING: convert(1) not found, for SVG to PDF conversion install ImageMagick (https://www.imagemagick.org)
include/linux/init.h:1: warning: no structured comments found
include/linux/mod_devicetable.h:687: warning: Excess struct/union/enum/typedef member 'ver_major' description in 'fsl_mc_device_id'
include/linux/mod_devicetable.h:687: warning: Excess struct/union/enum/typedef member 'ver_minor' description in 'fsl_mc_device_id'
kernel/sched/core.c:2080: warning: No description found for parameter 'rf'
kernel/sched/core.c:2080: warning: Excess function parameter 'cookie' description in 'try_to_wake_up_local'
include/linux/wait.h:555: warning: No description found for parameter 'wq'
include/linux/wait.h:555: warning: Excess function parameter 'wq_head' description in 'wait_event_interruptible_hrtimeout'
include/linux/wait.h:759: warning: No description found for parameter 'wq_head'
include/linux/wait.h:759: warning: Excess function parameter 'wq' description in 'wait_event_killable'
include/linux/kthread.h:26: warning: Excess function parameter '...' description in 'kthread_create'
kernel/sys.c:1: warning: no structured comments found
include/linux/device.h:968: warning: No description found for parameter 'dma_ops'
drivers/dma-buf/seqno-fence.c:1: warning: no structured comments found
include/linux/iio/iio.h:603: warning: No description found for parameter 'trig_readonly'
include/linux/iio/trigger.h:151: warning: No description found for parameter 'indio_dev'
include/linux/iio/trigger.h:151: warning: No description found for parameter 'trig'
include/linux/device.h:969: warning: No description found for parameter 'dma_ops'
drivers/ata/libata-eh.c:1449: warning: No description found for parameter 'link'
drivers/ata/libata-eh.c:1449: warning: Excess function parameter 'ap' description in 'ata_eh_done'
drivers/ata/libata-eh.c:1590: warning: No description found for parameter 'qc'
drivers/ata/libata-eh.c:1590: warning: Excess function parameter 'dev' description in 'ata_eh_request_sense'
drivers/mtd/nand/nand_base.c:2751: warning: Excess function parameter 'cached' description in 'nand_write_page'
drivers/mtd/nand/nand_base.c:2751: warning: Excess function parameter 'cached' description in 'nand_write_page'
arch/s390/include/asm/cmb.h:1: warning: no structured comments found
drivers/scsi/scsi_lib.c:1116: warning: No description found for parameter 'rq'
drivers/scsi/constants.c:1: warning: no structured comments found
include/linux/usb/gadget.h:230: warning: No description found for parameter 'claimed'
include/linux/usb/gadget.h:230: warning: No description found for parameter 'enabled'
include/linux/usb/gadget.h:412: warning: No description found for parameter 'quirk_altset_not_supp'
include/linux/usb/gadget.h:412: warning: No description found for parameter 'quirk_stall_not_supp'
include/linux/usb/gadget.h:412: warning: No description found for parameter 'quirk_zlp_not_supp'
fs/inode.c:1666: warning: No description found for parameter 'rcu'
include/linux/jbd2.h:443: warning: No description found for parameter 'i_transaction'
include/linux/jbd2.h:443: warning: No description found for parameter 'i_next_transaction'
include/linux/jbd2.h:443: warning: No description found for parameter 'i_list'
include/linux/jbd2.h:443: warning: No description found for parameter 'i_vfs_inode'
include/linux/jbd2.h:443: warning: No description found for parameter 'i_flags'
include/linux/jbd2.h:497: warning: No description found for parameter 'h_rsv_handle'
include/linux/jbd2.h:497: warning: No description found for parameter 'h_reserved'
include/linux/jbd2.h:497: warning: No description found for parameter 'h_type'
include/linux/jbd2.h:497: warning: No description found for parameter 'h_line_no'
include/linux/jbd2.h:497: warning: No description found for parameter 'h_start_jiffies'
include/linux/jbd2.h:497: warning: No description found for parameter 'h_requested_credits'
include/linux/jbd2.h:497: warning: No description found for parameter 'saved_alloc_context'
include/linux/jbd2.h:1050: warning: No description found for parameter 'j_chkpt_bhs'
include/linux/jbd2.h:1050: warning: No description found for parameter 'j_devname'
include/linux/jbd2.h:1050: warning: No description found for parameter 'j_average_commit_time'
include/linux/jbd2.h:1050: warning: No description found for parameter 'j_min_batch_time'
include/linux/jbd2.h:1050: warning: No description found for parameter 'j_max_batch_time'
include/linux/jbd2.h:1050: warning: No description found for parameter 'j_commit_callback'
include/linux/jbd2.h:1050: warning: No description found for parameter 'j_failed_commit'
include/linux/jbd2.h:1050: warning: No description found for parameter 'j_chksum_driver'
include/linux/jbd2.h:1050: warning: No description found for parameter 'j_csum_seed'
fs/jbd2/transaction.c:511: warning: No description found for parameter 'type'
fs/jbd2/transaction.c:511: warning: No description found for parameter 'line_no'
fs/jbd2/transaction.c:641: warning: No description found for parameter 'gfp_mask'
include/drm/drm_drv.h:553: warning: No description found for parameter 'debugfs_init'
include/drm/drm_drv.h:553: warning: No description found for parameter 'gem_open_object'
include/drm/drm_drv.h:553: warning: No description found for parameter 'gem_close_object'
include/drm/drm_drv.h:553: warning: No description found for parameter 'prime_handle_to_fd'
include/drm/drm_drv.h:553: warning: No description found for parameter 'prime_fd_to_handle'
include/drm/drm_drv.h:553: warning: No description found for parameter 'gem_prime_export'
include/drm/drm_drv.h:553: warning: No description found for parameter 'gem_prime_import'
include/drm/drm_drv.h:553: warning: No description found for parameter 'gem_prime_pin'
include/drm/drm_drv.h:553: warning: No description found for parameter 'gem_prime_unpin'
include/drm/drm_drv.h:553: warning: No description found for parameter 'gem_prime_res_obj'
include/drm/drm_drv.h:553: warning: No description found for parameter 'gem_prime_get_sg_table'
include/drm/drm_drv.h:553: warning: No description found for parameter 'gem_prime_import_sg_table'
include/drm/drm_drv.h:553: warning: No description found for parameter 'gem_prime_vmap'
include/drm/drm_drv.h:553: warning: No description found for parameter 'gem_prime_vunmap'
include/drm/drm_drv.h:553: warning: No description found for parameter 'gem_prime_mmap'
include/drm/drm_drv.h:553: warning: No description found for parameter 'gem_vm_ops'
include/drm/drm_drv.h:553: warning: No description found for parameter 'major'
include/drm/drm_drv.h:553: warning: No description found for parameter 'minor'
include/drm/drm_drv.h:553: warning: No description found for parameter 'patchlevel'
include/drm/drm_drv.h:553: warning: No description found for parameter 'name'
include/drm/drm_drv.h:553: warning: No description found for parameter 'desc'
include/drm/drm_drv.h:553: warning: No description found for parameter 'date'
include/drm/drm_drv.h:553: warning: No description found for parameter 'driver_features'
drivers/gpu/drm/drm_modes.c:1623: warning: No description found for parameter 'display'
drivers/gpu/drm/drm_modes.c:1623: warning: Excess function parameter 'connector' description in 'drm_mode_is_420_only'
drivers/gpu/drm/i915/i915_perf.c:688: warning: No description found for parameter 'last_ts'
drivers/gpu/drm/i915/i915_perf.c:688: warning: No description found for parameter 'last_ts'
drivers/gpu/drm/i915/i915_perf.c:688: warning: No description found for parameter 'last_ts'
drivers/gpu/drm/i915/i915_perf.c:688: warning: No description found for parameter 'last_ts'
drivers/gpu/drm/i915/i915_perf.c:688: warning: No description found for parameter 'last_ts'
drivers/gpu/drm/i915/i915_perf.c:688: warning: No description found for parameter 'last_ts'
drivers/gpu/drm/i915/i915_perf.c:688: warning: No description found for parameter 'last_ts'
drivers/gpu/drm/i915/i915_perf.c:688: warning: No description found for parameter 'last_ts'
drivers/gpu/drm/i915/i915_drv.h:2000: warning: No description found for parameter 'emit_sample_capture'
drivers/gpu/drm/i915/i915_drv.h:2082: warning: No description found for parameter 'cs_buffer'
drivers/gpu/drm/i915/i915_drv.h:2082: warning: No description found for parameter 'cs_samples'
drivers/gpu/drm/i915/i915_drv.h:2082: warning: No description found for parameter 'cs_samples_lock'
drivers/gpu/drm/i915/i915_drv.h:2082: warning: No description found for parameter 'poll_wq'
drivers/gpu/drm/i915/i915_drv.h:2082: warning: No description found for parameter 'pollin'
>> drivers/gpu/drm/i915/i915_drv.h:2082: warning: No description found for parameter 'last_ctx_id'
drivers/gpu/drm/i915/i915_drv.h:2000: warning: No description found for parameter 'emit_sample_capture'
drivers/gpu/drm/i915/i915_drv.h:2082: warning: No description found for parameter 'cs_buffer'
drivers/gpu/drm/i915/i915_drv.h:2082: warning: No description found for parameter 'cs_samples'
drivers/gpu/drm/i915/i915_drv.h:2082: warning: No description found for parameter 'cs_samples_lock'
drivers/gpu/drm/i915/i915_drv.h:2082: warning: No description found for parameter 'poll_wq'
drivers/gpu/drm/i915/i915_drv.h:2082: warning: No description found for parameter 'pollin'
>> drivers/gpu/drm/i915/i915_drv.h:2082: warning: No description found for parameter 'last_ctx_id'
drivers/gpu/drm/i915/i915_perf.c:688: warning: No description found for parameter 'last_ts'
drivers/gpu/drm/i915/i915_perf.c:688: warning: No description found for parameter 'last_ts'
drivers/gpu/drm/i915/i915_perf.c:688: warning: No description found for parameter 'last_ts'
drivers/gpu/drm/i915/i915_perf.c:688: warning: No description found for parameter 'last_ts'
drivers/gpu/drm/i915/i915_perf.c:688: warning: No description found for parameter 'last_ts'
drivers/gpu/drm/i915/i915_perf.c:688: warning: No description found for parameter 'last_ts'
drivers/gpu/drm/i915/i915_perf.c:688: warning: No description found for parameter 'last_ts'
drivers/gpu/drm/i915/i915_perf.c:688: warning: No description found for parameter 'last_ts'
drivers/gpu/drm/i915/i915_perf.c:688: warning: No description found for parameter 'last_ts'
drivers/gpu/drm/i915/i915_drv.h:2000: warning: No description found for parameter 'emit_sample_capture'
drivers/gpu/drm/i915/i915_drv.h:2082: warning: No description found for parameter 'cs_buffer'
drivers/gpu/drm/i915/i915_drv.h:2082: warning: No description found for parameter 'cs_samples'
drivers/gpu/drm/i915/i915_drv.h:2082: warning: No description found for parameter 'cs_samples_lock'
drivers/gpu/drm/i915/i915_drv.h:2082: warning: No description found for parameter 'poll_wq'
drivers/gpu/drm/i915/i915_drv.h:2082: warning: No description found for parameter 'pollin'
>> drivers/gpu/drm/i915/i915_drv.h:2082: warning: No description found for parameter 'last_ctx_id'
drivers/gpu/drm/i915/i915_perf.c:688: warning: No description found for parameter 'last_ts'
drivers/gpu/drm/i915/i915_perf.c:1: warning: no structured comments found
drivers/gpu/drm/i915/i915_perf.c:688: warning: No description found for parameter 'last_ts'
drivers/gpu/drm/i915/i915_perf.c:1: warning: no structured comments found
drivers/gpu/drm/i915/i915_perf.c:688: warning: No description found for parameter 'last_ts'
drivers/gpu/drm/i915/i915_perf.c:1: warning: no structured comments found
drivers/gpu/drm/i915/i915_perf.c:688: warning: No description found for parameter 'last_ts'
drivers/gpu/drm/i915/i915_perf.c:1: warning: no structured comments found
drivers/gpu/drm/i915/i915_perf.c:688: warning: No description found for parameter 'last_ts'
drivers/gpu/drm/i915/i915_perf.c:1: warning: no structured comments found
drivers/gpu/drm/i915/i915_perf.c:688: warning: No description found for parameter 'last_ts'
drivers/gpu/drm/i915/i915_perf.c:1: warning: no structured comments found
drivers/gpu/drm/i915/i915_perf.c:689: warning: No description found for parameter 'last_ts'
drivers/gpu/host1x/bus.c:50: warning: Excess function parameter 'driver' description in 'host1x_subdev_add'
Documentation/doc-guide/sphinx.rst:121: ERROR: Unknown target name: "sphinx c domain".
kernel/sched/fair.c:7584: WARNING: Inline emphasis start-string without end-string.
kernel/time/timer.c:1200: ERROR: Unexpected indentation.
kernel/time/timer.c:1202: ERROR: Unexpected indentation.
kernel/time/timer.c:1203: WARNING: Block quote ends without a blank line; unexpected unindent.
include/linux/wait.h:108: WARNING: Block quote ends without a blank line; unexpected unindent.
include/linux/wait.h:111: ERROR: Unexpected indentation.
include/linux/wait.h:113: WARNING: Block quote ends without a blank line; unexpected unindent.
kernel/time/hrtimer.c:991: WARNING: Block quote ends without a blank line; unexpected unindent.
kernel/signal.c:323: WARNING: Inline literal start-string without end-string.
kernel/rcu/tree.c:3187: ERROR: Unexpected indentation.
kernel/rcu/tree.c:3214: ERROR: Unexpected indentation.
kernel/rcu/tree.c:3215: WARNING: Bullet list ends without a blank line; unexpected unindent.
include/linux/iio/iio.h:219: ERROR: Unexpected indentation.
include/linux/iio/iio.h:220: WARNING: Block quote ends without a blank line; unexpected unindent.
include/linux/iio/iio.h:226: WARNING: Definition list ends without a blank line; unexpected unindent.
drivers/iio/industrialio-core.c:633: ERROR: Unknown target name: "iio_val".
drivers/iio/industrialio-core.c:640: ERROR: Unknown target name: "iio_val".
drivers/ata/libata-core.c:5906: ERROR: Unknown target name: "hw".
drivers/message/fusion/mptbase.c:5051: WARNING: Definition list ends without a blank line; unexpected unindent.
drivers/tty/serial/serial_core.c:1897: WARNING: Definition list ends without a blank line; unexpected unindent.
drivers/pci/pci.c:3470: ERROR: Unexpected indentation.
include/linux/regulator/driver.h:271: ERROR: Unknown target name: "regulator_regmap_x_voltage".
include/linux/spi/spi.h:373: ERROR: Unexpected indentation.
drivers/w1/w1_io.c:196: WARNING: Definition list ends without a blank line; unexpected unindent.
block/bio.c:404: ERROR: Unknown target name: "gfp".
include/drm/drm_modeset_helper_vtables.h:1182: WARNING: Bullet list ends without a blank line; unexpected unindent.
drivers/gpu/drm/drm_scdc_helper.c:203: ERROR: Unexpected indentation.
drivers/gpu/drm/drm_scdc_helper.c:204: WARNING: Block quote ends without a blank line; unexpected unindent.
Documentation/gpu/todo.rst:111: ERROR: Unknown target name: "drm_fb".
sound/soc/soc-core.c:2703: ERROR: Unknown target name: "snd_soc_daifmt".
sound/core/jack.c:312: ERROR: Unknown target name: "snd_jack_btn".
Documentation/media/v4l-drivers/imx.rst:: WARNING: document isn't included in any toctree
Documentation/virtual/kvm/vcpu-requests.rst:: WARNING: document isn't included in any toctree
Documentation/dev-tools/kselftest.rst:15: WARNING: Could not lex literal_block as "c". Highlighting skipped.
Fontconfig warning: "/home/kbuild/.config/fontconfig/fonts.conf", line 43: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "/home/kbuild/.config/fontconfig/fonts.conf", line 56: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "/home/kbuild/.config/fontconfig/fonts.conf", line 69: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "/home/kbuild/.config/fontconfig/fonts.conf", line 82: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "/home/kbuild/.config/fontconfig/fonts.conf", line 96: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "/home/kbuild/.config/fontconfig/fonts.conf", line 109: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "/home/kbuild/.config/fontconfig/fonts.conf", line 122: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "/home/kbuild/.config/fontconfig/fonts.conf", line 133: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "/home/kbuild/.config/fontconfig/fonts.conf", line 164: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "/home/kbuild/.config/fontconfig/fonts.conf", line 193: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "~/.fonts.conf", line 43: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "~/.fonts.conf", line 56: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "~/.fonts.conf", line 69: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "~/.fonts.conf", line 82: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "~/.fonts.conf", line 96: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "~/.fonts.conf", line 109: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "~/.fonts.conf", line 122: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "~/.fonts.conf", line 133: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "~/.fonts.conf", line 164: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "~/.fonts.conf", line 193: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "/home/kbuild/.config/fontconfig/fonts.conf", line 43: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "/home/kbuild/.config/fontconfig/fonts.conf", line 56: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "/home/kbuild/.config/fontconfig/fonts.conf", line 69: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "/home/kbuild/.config/fontconfig/fonts.conf", line 82: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "/home/kbuild/.config/fontconfig/fonts.conf", line 96: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "/home/kbuild/.config/fontconfig/fonts.conf", line 109: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "/home/kbuild/.config/fontconfig/fonts.conf", line 122: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "/home/kbuild/.config/fontconfig/fonts.conf", line 133: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "/home/kbuild/.config/fontconfig/fonts.conf", line 164: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "/home/kbuild/.config/fontconfig/fonts.conf", line 193: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "~/.fonts.conf", line 43: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "~/.fonts.conf", line 56: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "~/.fonts.conf", line 69: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "~/.fonts.conf", line 82: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "~/.fonts.conf", line 96: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "~/.fonts.conf", line 109: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "~/.fonts.conf", line 122: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "~/.fonts.conf", line 133: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "~/.fonts.conf", line 164: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "~/.fonts.conf", line 193: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "/home/kbuild/.config/fontconfig/fonts.conf", line 43: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "/home/kbuild/.config/fontconfig/fonts.conf", line 56: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "/home/kbuild/.config/fontconfig/fonts.conf", line 69: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "/home/kbuild/.config/fontconfig/fonts.conf", line 82: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "/home/kbuild/.config/fontconfig/fonts.conf", line 96: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "/home/kbuild/.config/fontconfig/fonts.conf", line 109: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "/home/kbuild/.config/fontconfig/fonts.conf", line 122: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "/home/kbuild/.config/fontconfig/fonts.conf", line 133: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "/home/kbuild/.config/fontconfig/fonts.conf", line 164: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "/home/kbuild/.config/fontconfig/fonts.conf", line 193: Having multiple values in <test> isn't supported and may not work as expected
Fontconfig warning: "~/.fonts.conf", line 43: Having multiple values in <test> isn't supported and may not work as expected
vim +/last_ctx_id +2082 drivers/gpu/drm/i915/i915_drv.h
eec688e1 Robert Bragg 2016-11-07 1925
16d98b31 Robert Bragg 2016-12-07 1926 /**
16d98b31 Robert Bragg 2016-12-07 1927 * struct i915_perf_stream_ops - the OPs to support a specific stream type
16d98b31 Robert Bragg 2016-12-07 1928 */
eec688e1 Robert Bragg 2016-11-07 1929 struct i915_perf_stream_ops {
16d98b31 Robert Bragg 2016-12-07 1930 /**
16d98b31 Robert Bragg 2016-12-07 1931 * @enable: Enables the collection of HW samples, either in response to
16d98b31 Robert Bragg 2016-12-07 1932 * `I915_PERF_IOCTL_ENABLE` or implicitly called when stream is opened
16d98b31 Robert Bragg 2016-12-07 1933 * without `I915_PERF_FLAG_DISABLED`.
eec688e1 Robert Bragg 2016-11-07 1934 */
eec688e1 Robert Bragg 2016-11-07 1935 void (*enable)(struct i915_perf_stream *stream);
eec688e1 Robert Bragg 2016-11-07 1936
16d98b31 Robert Bragg 2016-12-07 1937 /**
16d98b31 Robert Bragg 2016-12-07 1938 * @disable: Disables the collection of HW samples, either in response
16d98b31 Robert Bragg 2016-12-07 1939 * to `I915_PERF_IOCTL_DISABLE` or implicitly called before destroying
16d98b31 Robert Bragg 2016-12-07 1940 * the stream.
eec688e1 Robert Bragg 2016-11-07 1941 */
eec688e1 Robert Bragg 2016-11-07 1942 void (*disable)(struct i915_perf_stream *stream);
eec688e1 Robert Bragg 2016-11-07 1943
16d98b31 Robert Bragg 2016-12-07 1944 /**
16d98b31 Robert Bragg 2016-12-07 1945 * @poll_wait: Call poll_wait, passing a wait queue that will be woken
eec688e1 Robert Bragg 2016-11-07 1946 * once there is something ready to read() for the stream
eec688e1 Robert Bragg 2016-11-07 1947 */
eec688e1 Robert Bragg 2016-11-07 1948 void (*poll_wait)(struct i915_perf_stream *stream,
eec688e1 Robert Bragg 2016-11-07 1949 struct file *file,
eec688e1 Robert Bragg 2016-11-07 1950 poll_table *wait);
eec688e1 Robert Bragg 2016-11-07 1951
16d98b31 Robert Bragg 2016-12-07 1952 /**
16d98b31 Robert Bragg 2016-12-07 1953 * @wait_unlocked: For handling a blocking read, wait until there is
16d98b31 Robert Bragg 2016-12-07 1954 * something to ready to read() for the stream. E.g. wait on the same
d7965152 Robert Bragg 2016-11-07 1955 * wait queue that would be passed to poll_wait().
eec688e1 Robert Bragg 2016-11-07 1956 */
eec688e1 Robert Bragg 2016-11-07 1957 int (*wait_unlocked)(struct i915_perf_stream *stream);
eec688e1 Robert Bragg 2016-11-07 1958
16d98b31 Robert Bragg 2016-12-07 1959 /**
16d98b31 Robert Bragg 2016-12-07 1960 * @read: Copy buffered metrics as records to userspace
16d98b31 Robert Bragg 2016-12-07 1961 * **buf**: the userspace, destination buffer
16d98b31 Robert Bragg 2016-12-07 1962 * **count**: the number of bytes to copy, requested by userspace
16d98b31 Robert Bragg 2016-12-07 1963 * **offset**: zero at the start of the read, updated as the read
16d98b31 Robert Bragg 2016-12-07 1964 * proceeds, it represents how many bytes have been copied so far and
16d98b31 Robert Bragg 2016-12-07 1965 * the buffer offset for copying the next record.
eec688e1 Robert Bragg 2016-11-07 1966 *
16d98b31 Robert Bragg 2016-12-07 1967 * Copy as many buffered i915 perf samples and records for this stream
16d98b31 Robert Bragg 2016-12-07 1968 * to userspace as will fit in the given buffer.
eec688e1 Robert Bragg 2016-11-07 1969 *
16d98b31 Robert Bragg 2016-12-07 1970 * Only write complete records; returning -%ENOSPC if there isn't room
16d98b31 Robert Bragg 2016-12-07 1971 * for a complete record.
eec688e1 Robert Bragg 2016-11-07 1972 *
16d98b31 Robert Bragg 2016-12-07 1973 * Return any error condition that results in a short read such as
16d98b31 Robert Bragg 2016-12-07 1974 * -%ENOSPC or -%EFAULT, even though these may be squashed before
16d98b31 Robert Bragg 2016-12-07 1975 * returning to userspace.
eec688e1 Robert Bragg 2016-11-07 1976 */
eec688e1 Robert Bragg 2016-11-07 1977 int (*read)(struct i915_perf_stream *stream,
eec688e1 Robert Bragg 2016-11-07 1978 char __user *buf,
eec688e1 Robert Bragg 2016-11-07 1979 size_t count,
eec688e1 Robert Bragg 2016-11-07 1980 size_t *offset);
eec688e1 Robert Bragg 2016-11-07 1981
16d98b31 Robert Bragg 2016-12-07 1982 /**
16d98b31 Robert Bragg 2016-12-07 1983 * @destroy: Cleanup any stream specific resources.
eec688e1 Robert Bragg 2016-11-07 1984 *
eec688e1 Robert Bragg 2016-11-07 1985 * The stream will always be disabled before this is called.
eec688e1 Robert Bragg 2016-11-07 1986 */
eec688e1 Robert Bragg 2016-11-07 1987 void (*destroy)(struct i915_perf_stream *stream);
b0aca6b4 Sourab Gupta 2017-07-31 1988
b0aca6b4 Sourab Gupta 2017-07-31 1989 /*
b0aca6b4 Sourab Gupta 2017-07-31 1990 * @emit_sample_capture: Emit the commands in the command streamer
b0aca6b4 Sourab Gupta 2017-07-31 1991 * for a particular gpu engine.
b0aca6b4 Sourab Gupta 2017-07-31 1992 *
b0aca6b4 Sourab Gupta 2017-07-31 1993 * The commands are inserted to capture the perf sample data at
b0aca6b4 Sourab Gupta 2017-07-31 1994 * specific points during workload execution, such as before and after
b0aca6b4 Sourab Gupta 2017-07-31 1995 * the batch buffer.
b0aca6b4 Sourab Gupta 2017-07-31 1996 */
b0aca6b4 Sourab Gupta 2017-07-31 1997 void (*emit_sample_capture)(struct i915_perf_stream *stream,
b0aca6b4 Sourab Gupta 2017-07-31 1998 struct drm_i915_gem_request *request,
b0aca6b4 Sourab Gupta 2017-07-31 1999 bool preallocate);
b0aca6b4 Sourab Gupta 2017-07-31 @2000 };
b0aca6b4 Sourab Gupta 2017-07-31 2001
b0aca6b4 Sourab Gupta 2017-07-31 2002 enum i915_perf_stream_state {
b0aca6b4 Sourab Gupta 2017-07-31 2003 I915_PERF_STREAM_DISABLED,
b0aca6b4 Sourab Gupta 2017-07-31 2004 I915_PERF_STREAM_ENABLE_IN_PROGRESS,
b0aca6b4 Sourab Gupta 2017-07-31 2005 I915_PERF_STREAM_ENABLED,
eec688e1 Robert Bragg 2016-11-07 2006 };
eec688e1 Robert Bragg 2016-11-07 2007
16d98b31 Robert Bragg 2016-12-07 2008 /**
16d98b31 Robert Bragg 2016-12-07 2009 * struct i915_perf_stream - state for a single open stream FD
16d98b31 Robert Bragg 2016-12-07 2010 */
eec688e1 Robert Bragg 2016-11-07 2011 struct i915_perf_stream {
16d98b31 Robert Bragg 2016-12-07 2012 /**
16d98b31 Robert Bragg 2016-12-07 2013 * @dev_priv: i915 drm device
16d98b31 Robert Bragg 2016-12-07 2014 */
eec688e1 Robert Bragg 2016-11-07 2015 struct drm_i915_private *dev_priv;
eec688e1 Robert Bragg 2016-11-07 2016
16d98b31 Robert Bragg 2016-12-07 2017 /**
b0aca6b4 Sourab Gupta 2017-07-31 2018 * @engine: Engine to which this stream corresponds.
16d98b31 Robert Bragg 2016-12-07 2019 */
b0aca6b4 Sourab Gupta 2017-07-31 2020 struct intel_engine_cs *engine;
eec688e1 Robert Bragg 2016-11-07 2021
16d98b31 Robert Bragg 2016-12-07 2022 /**
16d98b31 Robert Bragg 2016-12-07 2023 * @sample_flags: Flags representing the `DRM_I915_PERF_PROP_SAMPLE_*`
16d98b31 Robert Bragg 2016-12-07 2024 * properties given when opening a stream, representing the contents
16d98b31 Robert Bragg 2016-12-07 2025 * of a single sample as read() by userspace.
16d98b31 Robert Bragg 2016-12-07 2026 */
eec688e1 Robert Bragg 2016-11-07 2027 u32 sample_flags;
16d98b31 Robert Bragg 2016-12-07 2028
16d98b31 Robert Bragg 2016-12-07 2029 /**
16d98b31 Robert Bragg 2016-12-07 2030 * @sample_size: Considering the configured contents of a sample
16d98b31 Robert Bragg 2016-12-07 2031 * combined with the required header size, this is the total size
16d98b31 Robert Bragg 2016-12-07 2032 * of a single sample record.
16d98b31 Robert Bragg 2016-12-07 2033 */
d7965152 Robert Bragg 2016-11-07 2034 int sample_size;
eec688e1 Robert Bragg 2016-11-07 2035
16d98b31 Robert Bragg 2016-12-07 2036 /**
16d98b31 Robert Bragg 2016-12-07 2037 * @ctx: %NULL if measuring system-wide across all contexts or a
16d98b31 Robert Bragg 2016-12-07 2038 * specific context that is being monitored.
16d98b31 Robert Bragg 2016-12-07 2039 */
eec688e1 Robert Bragg 2016-11-07 2040 struct i915_gem_context *ctx;
16d98b31 Robert Bragg 2016-12-07 2041
16d98b31 Robert Bragg 2016-12-07 2042 /**
b0aca6b4 Sourab Gupta 2017-07-31 2043 * @state: Current stream state, which can be either disabled, enabled,
b0aca6b4 Sourab Gupta 2017-07-31 2044 * or enable_in_progress, while considering whether the stream was
b0aca6b4 Sourab Gupta 2017-07-31 2045 * opened in a disabled state and based on `I915_PERF_IOCTL_ENABLE` and
b0aca6b4 Sourab Gupta 2017-07-31 2046 * `I915_PERF_IOCTL_DISABLE` calls.
16d98b31 Robert Bragg 2016-12-07 2047 */
b0aca6b4 Sourab Gupta 2017-07-31 2048 enum i915_perf_stream_state state;
b0aca6b4 Sourab Gupta 2017-07-31 2049
b0aca6b4 Sourab Gupta 2017-07-31 2050 /**
b0aca6b4 Sourab Gupta 2017-07-31 2051 * @cs_mode: Whether command stream based perf sample collection is
b0aca6b4 Sourab Gupta 2017-07-31 2052 * enabled for this stream
b0aca6b4 Sourab Gupta 2017-07-31 2053 */
b0aca6b4 Sourab Gupta 2017-07-31 2054 bool cs_mode;
b0aca6b4 Sourab Gupta 2017-07-31 2055
b0aca6b4 Sourab Gupta 2017-07-31 2056 /**
b0aca6b4 Sourab Gupta 2017-07-31 2057 * @using_oa: Whether OA unit is in use for this particular stream
b0aca6b4 Sourab Gupta 2017-07-31 2058 */
b0aca6b4 Sourab Gupta 2017-07-31 2059 bool using_oa;
eec688e1 Robert Bragg 2016-11-07 2060
16d98b31 Robert Bragg 2016-12-07 2061 /**
16d98b31 Robert Bragg 2016-12-07 2062 * @ops: The callbacks providing the implementation of this specific
16d98b31 Robert Bragg 2016-12-07 2063 * type of configured stream.
16d98b31 Robert Bragg 2016-12-07 2064 */
d7965152 Robert Bragg 2016-11-07 2065 const struct i915_perf_stream_ops *ops;
b0aca6b4 Sourab Gupta 2017-07-31 2066
b0aca6b4 Sourab Gupta 2017-07-31 2067 /* Command stream based perf data buffer */
b0aca6b4 Sourab Gupta 2017-07-31 2068 struct {
b0aca6b4 Sourab Gupta 2017-07-31 2069 struct i915_vma *vma;
b0aca6b4 Sourab Gupta 2017-07-31 2070 u8 *vaddr;
71fd8fc0 Sourab Gupta 2017-07-31 2071 #define I915_PERF_CMD_STREAM_BUF_STATUS_OVERFLOW (1<<0)
71fd8fc0 Sourab Gupta 2017-07-31 2072 u32 status;
b0aca6b4 Sourab Gupta 2017-07-31 2073 } cs_buffer;
b0aca6b4 Sourab Gupta 2017-07-31 2074
b0aca6b4 Sourab Gupta 2017-07-31 2075 struct list_head cs_samples;
b0aca6b4 Sourab Gupta 2017-07-31 2076 spinlock_t cs_samples_lock;
b0aca6b4 Sourab Gupta 2017-07-31 2077
b0aca6b4 Sourab Gupta 2017-07-31 2078 wait_queue_head_t poll_wq;
b0aca6b4 Sourab Gupta 2017-07-31 2079 bool pollin;
7405a923 Sourab Gupta 2017-07-31 2080
7405a923 Sourab Gupta 2017-07-31 2081 u32 last_ctx_id;
d7965152 Robert Bragg 2016-11-07 @2082 };
d7965152 Robert Bragg 2016-11-07 2083
:::::: The code at line 2082 was first introduced by commit
:::::: d79651522e89c4ffa8992b48dfe449f0c583f809 drm/i915: Enable i915 perf stream for Haswell OA unit
:::::: TO: Robert Bragg <robert at sixbynine.org>
:::::: CC: Daniel Vetter <daniel.vetter at ffwll.ch>
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
-------------- next part --------------
A non-text attachment was scrubbed...
Name: .config.gz
Type: application/gzip
Size: 6735 bytes
Desc: not available
URL: <https://lists.freedesktop.org/archives/intel-gfx/attachments/20170801/4662e095/attachment-0001.gz>
More information about the Intel-gfx
mailing list