linux/drivers/gpu/drm/i915/Makefile
Andi Shyti 80cf8af17a drm/i915/gt: Create per-tile RC6 sysfs interface
Now tiles have their own sysfs interfaces under the gt/
directory. Because RC6 is a property that can be configured on a
tile basis, then each tile should have its own interface

The new sysfs structure will have a similar layout for the 4 tile
case:

/sys/.../card0
         ├── gt
         │   ├── gt0
         │   │   ├── id
         │   │   ├── rc6_enable
         │   │   ├── rc6_residency_ms
         .   .   .
         .   .   .
         .   .
         │   └── gtN
         │       ├── id
         │       ├── rc6_enable
         │       ├── rc6_residency_ms
         │       .
         │       .
         │
         └── power/                -+
              ├── rc6_enable        |    Original interface
              ├── rc6_residency_ms  +->  kept as existing ABI;
              .                     |    it multiplexes over
              .                     |    the GTs
                                   -+

The existing interfaces have been kept in their original location
to preserve the existing ABI. They act on all the GTs: when
reading they provide the average value from all the GTs.

This patch is not really adding exposing new interfaces (new
ABI) other than adapting the existing one to more tiles. In any
case this new set of interfaces will be a basic tool for system
managers and administrators when using i915.

Signed-off-by: Andi Shyti <andi.shyti@linux.intel.com>
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Matt Roper <matthew.d.roper@intel.com>
Cc: Sujaritha Sundaresan <sujaritha.sundaresan@intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Andrzej Hajda <andrzej.hajda@intel.com>
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220318233938.149744-6-andi.shyti@linux.intel.com
2022-03-21 08:37:42 +00:00

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Makefile

# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the drm device driver. This driver provides support for the
# Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher.
# Add a set of useful warning flags and enable -Werror for CI to prevent
# trivial mistakes from creeping in. We have to do this piecemeal as we reject
# any patch that isn't warning clean, so turning on -Wall -Wextra (or W=1) we
# need to filter out dubious warnings. Still it is our interest
# to keep running locally with W=1 C=1 until we are completely clean.
#
# Note the danger in using -Wall -Wextra is that when CI updates gcc we
# will most likely get a sudden build breakage... Hopefully we will fix
# new warnings before CI updates!
subdir-ccflags-y := -Wall -Wextra
subdir-ccflags-y += -Wno-format-security
subdir-ccflags-y += -Wno-unused-parameter
subdir-ccflags-y += -Wno-type-limits
subdir-ccflags-y += -Wno-missing-field-initializers
subdir-ccflags-y += -Wno-sign-compare
subdir-ccflags-y += $(call cc-disable-warning, unused-but-set-variable)
subdir-ccflags-y += $(call cc-disable-warning, frame-address)
subdir-ccflags-$(CONFIG_DRM_I915_WERROR) += -Werror
# Fine grained warnings disable
CFLAGS_i915_pci.o = $(call cc-disable-warning, override-init)
CFLAGS_display/intel_fbdev.o = $(call cc-disable-warning, override-init)
subdir-ccflags-y += -I$(srctree)/$(src)
# Please keep these build lists sorted!
# core driver code
i915-y += i915_driver.o \
i915_config.o \
i915_getparam.o \
i915_ioctl.o \
i915_irq.o \
i915_mitigations.o \
i915_module.o \
i915_params.o \
i915_pci.o \
i915_scatterlist.o \
i915_suspend.o \
i915_switcheroo.o \
i915_sysfs.o \
i915_utils.o \
intel_device_info.o \
intel_dram.o \
intel_memory_region.o \
intel_pch.o \
intel_pcode.o \
intel_pm.o \
intel_region_ttm.o \
intel_runtime_pm.o \
intel_sbi.o \
intel_step.o \
intel_uncore.o \
intel_wakeref.o \
vlv_sideband.o \
vlv_suspend.o
# core library code
i915-y += \
i915_memcpy.o \
i915_mm.o \
i915_sw_fence.o \
i915_sw_fence_work.o \
i915_syncmap.o \
i915_user_extensions.o
i915-$(CONFIG_COMPAT) += i915_ioc32.o
i915-$(CONFIG_DEBUG_FS) += \
i915_debugfs.o \
i915_debugfs_params.o \
display/intel_display_debugfs.o \
display/intel_pipe_crc.o
i915-$(CONFIG_PERF_EVENTS) += i915_pmu.o
# "Graphics Technology" (aka we talk to the gpu)
gt-y += \
gt/gen2_engine_cs.o \
gt/gen6_engine_cs.o \
gt/gen6_ppgtt.o \
gt/gen7_renderclear.o \
gt/gen8_engine_cs.o \
gt/gen8_ppgtt.o \
gt/intel_breadcrumbs.o \
gt/intel_context.o \
gt/intel_context_sseu.o \
gt/intel_engine_cs.o \
gt/intel_engine_heartbeat.o \
gt/intel_engine_pm.o \
gt/intel_engine_user.o \
gt/intel_execlists_submission.o \
gt/intel_ggtt.o \
gt/intel_ggtt_fencing.o \
gt/intel_gt.o \
gt/intel_gt_buffer_pool.o \
gt/intel_gt_clock_utils.o \
gt/intel_gt_debugfs.o \
gt/intel_gt_engines_debugfs.o \
gt/intel_gt_irq.o \
gt/intel_gt_pm.o \
gt/intel_gt_pm_debugfs.o \
gt/intel_gt_pm_irq.o \
gt/intel_gt_requests.o \
gt/intel_gt_sysfs.o \
gt/intel_gt_sysfs_pm.o \
gt/intel_gtt.o \
gt/intel_llc.o \
gt/intel_lrc.o \
gt/intel_migrate.o \
gt/intel_mocs.o \
gt/intel_ppgtt.o \
gt/intel_rc6.o \
gt/intel_region_lmem.o \
gt/intel_renderstate.o \
gt/intel_reset.o \
gt/intel_ring.o \
gt/intel_ring_submission.o \
gt/intel_rps.o \
gt/intel_sseu.o \
gt/intel_sseu_debugfs.o \
gt/intel_timeline.o \
gt/intel_workarounds.o \
gt/shmem_utils.o \
gt/sysfs_engines.o
# autogenerated null render state
gt-y += \
gt/gen6_renderstate.o \
gt/gen7_renderstate.o \
gt/gen8_renderstate.o \
gt/gen9_renderstate.o
i915-y += $(gt-y)
# GEM (Graphics Execution Management) code
gem-y += \
gem/i915_gem_busy.o \
gem/i915_gem_clflush.o \
gem/i915_gem_context.o \
gem/i915_gem_create.o \
gem/i915_gem_dmabuf.o \
gem/i915_gem_domain.o \
gem/i915_gem_execbuffer.o \
gem/i915_gem_internal.o \
gem/i915_gem_object.o \
gem/i915_gem_lmem.o \
gem/i915_gem_mman.o \
gem/i915_gem_pages.o \
gem/i915_gem_phys.o \
gem/i915_gem_pm.o \
gem/i915_gem_region.o \
gem/i915_gem_shmem.o \
gem/i915_gem_shrinker.o \
gem/i915_gem_stolen.o \
gem/i915_gem_throttle.o \
gem/i915_gem_tiling.o \
gem/i915_gem_ttm.o \
gem/i915_gem_ttm_move.o \
gem/i915_gem_ttm_pm.o \
gem/i915_gem_userptr.o \
gem/i915_gem_wait.o \
gem/i915_gemfs.o
i915-y += \
$(gem-y) \
i915_active.o \
i915_cmd_parser.o \
i915_deps.o \
i915_gem_evict.o \
i915_gem_gtt.o \
i915_gem_ww.o \
i915_gem.o \
i915_query.o \
i915_request.o \
i915_scheduler.o \
i915_trace_points.o \
i915_ttm_buddy_manager.o \
i915_vma.o \
i915_vma_resource.o \
intel_wopcm.o
# general-purpose microcontroller (GuC) support
i915-y += gt/uc/intel_uc.o \
gt/uc/intel_uc_debugfs.o \
gt/uc/intel_uc_fw.o \
gt/uc/intel_guc.o \
gt/uc/intel_guc_ads.o \
gt/uc/intel_guc_ct.o \
gt/uc/intel_guc_debugfs.o \
gt/uc/intel_guc_fw.o \
gt/uc/intel_guc_hwconfig.o \
gt/uc/intel_guc_log.o \
gt/uc/intel_guc_log_debugfs.o \
gt/uc/intel_guc_rc.o \
gt/uc/intel_guc_slpc.o \
gt/uc/intel_guc_submission.o \
gt/uc/intel_huc.o \
gt/uc/intel_huc_debugfs.o \
gt/uc/intel_huc_fw.o
# modesetting core code
i915-y += \
display/hsw_ips.o \
display/intel_atomic.o \
display/intel_atomic_plane.o \
display/intel_audio.o \
display/intel_bios.o \
display/intel_bw.o \
display/intel_cdclk.o \
display/intel_color.o \
display/intel_combo_phy.o \
display/intel_connector.o \
display/intel_crtc.o \
display/intel_cursor.o \
display/intel_display.o \
display/intel_display_power.o \
display/intel_dmc.o \
display/intel_dpio_phy.o \
display/intel_dpll.o \
display/intel_dpll_mgr.o \
display/intel_dpt.o \
display/intel_drrs.o \
display/intel_dsb.o \
display/intel_fb.o \
display/intel_fb_pin.o \
display/intel_fbc.o \
display/intel_fdi.o \
display/intel_fifo_underrun.o \
display/intel_frontbuffer.o \
display/intel_global_state.o \
display/intel_hdcp.o \
display/intel_hotplug.o \
display/intel_lpe_audio.o \
display/intel_overlay.o \
display/intel_pch_display.o \
display/intel_pch_refclk.o \
display/intel_plane_initial.o \
display/intel_psr.o \
display/intel_quirks.o \
display/intel_sprite.o \
display/intel_tc.o \
display/intel_vga.o \
display/i9xx_plane.o \
display/skl_scaler.o \
display/skl_universal_plane.o
i915-$(CONFIG_ACPI) += \
display/intel_acpi.o \
display/intel_opregion.o
i915-$(CONFIG_DRM_FBDEV_EMULATION) += \
display/intel_fbdev.o
# modesetting output/encoder code
i915-y += \
display/dvo_ch7017.o \
display/dvo_ch7xxx.o \
display/dvo_ivch.o \
display/dvo_ns2501.o \
display/dvo_sil164.o \
display/dvo_tfp410.o \
display/g4x_dp.o \
display/g4x_hdmi.o \
display/icl_dsi.o \
display/intel_backlight.o \
display/intel_crt.o \
display/intel_ddi.o \
display/intel_ddi_buf_trans.o \
display/intel_display_trace.o \
display/intel_dp.o \
display/intel_dp_aux.o \
display/intel_dp_aux_backlight.o \
display/intel_dp_hdcp.o \
display/intel_dp_link_training.o \
display/intel_dp_mst.o \
display/intel_dsi.o \
display/intel_dsi_dcs_backlight.o \
display/intel_dsi_vbt.o \
display/intel_dvo.o \
display/intel_gmbus.o \
display/intel_hdmi.o \
display/intel_lspcon.o \
display/intel_lvds.o \
display/intel_panel.o \
display/intel_pps.o \
display/intel_qp_tables.o \
display/intel_sdvo.o \
display/intel_snps_phy.o \
display/intel_tv.o \
display/intel_vdsc.o \
display/intel_vrr.o \
display/vlv_dsi.o \
display/vlv_dsi_pll.o
i915-y += i915_perf.o
# Protected execution platform (PXP) support
i915-$(CONFIG_DRM_I915_PXP) += \
pxp/intel_pxp.o \
pxp/intel_pxp_cmd.o \
pxp/intel_pxp_debugfs.o \
pxp/intel_pxp_irq.o \
pxp/intel_pxp_pm.o \
pxp/intel_pxp_session.o \
pxp/intel_pxp_tee.o
# Post-mortem debug and GPU hang state capture
i915-$(CONFIG_DRM_I915_CAPTURE_ERROR) += i915_gpu_error.o
i915-$(CONFIG_DRM_I915_SELFTEST) += \
gem/selftests/i915_gem_client_blt.o \
gem/selftests/igt_gem_utils.o \
selftests/intel_scheduler_helpers.o \
selftests/i915_random.o \
selftests/i915_selftest.o \
selftests/igt_atomic.o \
selftests/igt_flush_test.o \
selftests/igt_live_test.o \
selftests/igt_mmap.o \
selftests/igt_reset.o \
selftests/igt_spinner.o \
selftests/librapl.o
# virtual gpu code
i915-y += i915_vgpu.o
ifeq ($(CONFIG_DRM_I915_GVT),y)
i915-y += intel_gvt.o
include $(src)/gvt/Makefile
endif
obj-$(CONFIG_DRM_I915) += i915.o
obj-$(CONFIG_DRM_I915_GVT_KVMGT) += gvt/kvmgt.o
# header test
# exclude some broken headers from the test coverage
no-header-test := \
display/intel_vbt_defs.h
always-$(CONFIG_DRM_I915_WERROR) += \
$(patsubst %.h,%.hdrtest, $(filter-out $(no-header-test), \
$(shell cd $(srctree)/$(src) && find * -name '*.h')))
quiet_cmd_hdrtest = HDRTEST $(patsubst %.hdrtest,%.h,$@)
cmd_hdrtest = $(CC) $(filter-out $(CFLAGS_GCOV), $(c_flags)) -S -o /dev/null -x c /dev/null -include $<; touch $@
$(obj)/%.hdrtest: $(src)/%.h FORCE
$(call if_changed_dep,hdrtest)