Files
Heikki Krogerus f43fa4b852 drm/xe/i2c: Fix the interrupt handling
The platforms that support the interrupt from the I2C
adapter can not handle the amount of interrupts the adapter
generates because of the way the IRQ is routed in the
hardware. The I2C controller driver has to be kept in
polling mode because of that.

The AMC MCU can still generate critical alerts that have to
be handled. The interrupt from SMBus Alert is left enabled
and handled separately in the Xe. The alerts from the AMC
will cause the device to be declared wedged for now.

Fixes: f0e53aadd7 ("drm/xe: Support for I2C attached MCUs")
Cc: [email protected]
Reviewed-by: Raag Jadav <[email protected]>
Co-developed-by: Ramesh Babu B <[email protected]>
Signed-off-by: Ramesh Babu B <[email protected]>
Signed-off-by: Heikki Krogerus <[email protected]>
Link: https://patch.msgid.link/[email protected]
Signed-off-by: Rodrigo Vivi <[email protected]>
(cherry picked from commit a55b76b8bc2c49b11d753c1c6d06ec3a2c61c85e)
Signed-off-by: Rodrigo Vivi <[email protected]>
2026-08-27 12:00:16 -04:00

401 lines
10 KiB
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.
# Enable W=1 warnings not enabled in drm subsystem Makefile
subdir-ccflags-y += $(call cc-option, -Wformat-truncation)
# Enable -Werror in CI and development
subdir-ccflags-$(CONFIG_DRM_XE_WERROR) += -Werror
subdir-ccflags-y += -I$(obj) -I$(src)
# generated sources
hostprogs := xe_gen_wa_oob
generated_oob := $(obj)/generated/xe_wa_oob.c $(obj)/generated/xe_wa_oob.h
quiet_cmd_wa_oob = GEN $(notdir $(generated_oob))
cmd_wa_oob = mkdir -p $(@D); $(obj)/xe_gen_wa_oob $(src)/xe_wa_oob.rules $(generated_oob)
$(obj)/generated/%_wa_oob.c $(obj)/generated/%_wa_oob.h: $(obj)/xe_gen_wa_oob \
$(src)/xe_wa_oob.rules
$(call cmd,wa_oob)
generated_device_oob := $(obj)/generated/xe_device_wa_oob.c $(obj)/generated/xe_device_wa_oob.h
quiet_cmd_device_wa_oob = GEN $(notdir $(generated_device_oob))
cmd_device_wa_oob = mkdir -p $(@D); $(obj)/xe_gen_wa_oob $(src)/xe_device_wa_oob.rules $(generated_device_oob)
$(obj)/generated/%_device_wa_oob.c $(obj)/generated/%_device_wa_oob.h: $(obj)/xe_gen_wa_oob \
$(src)/xe_device_wa_oob.rules
$(call cmd,device_wa_oob)
# Please keep these build lists sorted!
# core driver code
xe-y += xe_bb.o \
xe_bo.o \
xe_bo_evict.o \
xe_dep_scheduler.o \
xe_devcoredump.o \
xe_device.o \
xe_device_sysfs.o \
xe_dma_buf.o \
xe_drm_client.o \
xe_drm_ras.o \
xe_eu_stall.o \
xe_exec.o \
xe_exec_queue.o \
xe_execlist.o \
xe_force_wake.o \
xe_ggtt.o \
xe_gpu_scheduler.o \
xe_gsc.o \
xe_gsc_debugfs.o \
xe_gsc_proxy.o \
xe_gsc_submit.o \
xe_gt.o \
xe_gt_ccs_mode.o \
xe_gt_clock.o \
xe_gt_freq.o \
xe_gt_idle.o \
xe_gt_mcr.o \
xe_gt_sysfs.o \
xe_gt_throttle.o \
xe_gt_topology.o \
xe_guc.o \
xe_guc_ads.o \
xe_guc_buf.o \
xe_guc_capture.o \
xe_guc_ct.o \
xe_guc_db_mgr.o \
xe_guc_engine_activity.o \
xe_guc_hwconfig.o \
xe_guc_id_mgr.o \
xe_guc_klv_helpers.o \
xe_guc_log.o \
xe_guc_pagefault.o \
xe_guc_pc.o \
xe_guc_rc.o \
xe_guc_submit.o \
xe_guc_tlb_inval.o \
xe_heci_gsc.o \
xe_huc.o \
xe_hw_engine.o \
xe_hw_engine_class_sysfs.o \
xe_hw_engine_group.o \
xe_hw_error.o \
xe_hw_fence.o \
xe_irq.o \
xe_late_bind_fw.o \
xe_lrc.o \
xe_mem_pool.o \
xe_migrate.o \
xe_mmio.o \
xe_mmio_gem.o \
xe_mocs.o \
xe_module.o \
xe_nvm.o \
xe_oa.o \
xe_observation.o \
xe_pagefault.o \
xe_page_reclaim.o \
xe_pat.o \
xe_pci.o \
xe_pci_error.o \
xe_pci_rebar.o \
xe_pcode.o \
xe_pm.o \
xe_preempt_fence.o \
xe_psmi.o \
xe_pt.o \
xe_pt_walk.o \
xe_pxp.o \
xe_pxp_debugfs.o \
xe_pxp_submit.o \
xe_query.o \
xe_range_fence.o \
xe_ras.o \
xe_reg_sr.o \
xe_reg_whitelist.o \
xe_ring_ops.o \
xe_rtp.o \
xe_sa.o \
xe_sched_job.o \
xe_shrinker.o \
xe_soc_remapper.o \
xe_step.o \
xe_survivability_mode.o \
xe_sync.o \
xe_sysctrl.o \
xe_sysctrl_event.o \
xe_sysctrl_mailbox.o \
xe_tile.o \
xe_tile_sysfs.o \
xe_tlb_inval.o \
xe_tlb_inval_job.o \
xe_trace.o \
xe_trace_bo.o \
xe_trace_guc.o \
xe_trace_lrc.o \
xe_ttm_stolen_mgr.o \
xe_ttm_sys_mgr.o \
xe_ttm_vram_mgr.o \
xe_tuning.o \
xe_uc.o \
xe_uc_fw.o \
xe_validation.o \
xe_vm.o \
xe_vm_madvise.o \
xe_vram.o \
xe_vram_freq.o \
xe_vsec.o \
xe_wa.o \
xe_wait_user_fence.o \
xe_wopcm.o
xe-$(CONFIG_I2C) += xe_i2c.o \
xe_amc.o
xe-$(CONFIG_DRM_XE_GPUSVM) += xe_svm.o
xe-$(CONFIG_DRM_GPUSVM) += xe_userptr.o
# graphics hardware monitoring (HWMON) support
xe-$(CONFIG_HWMON) += xe_hwmon.o
xe-$(CONFIG_PERF_EVENTS) += xe_pmu.o
xe-$(CONFIG_CONFIGFS_FS) += xe_configfs.o
# graphics virtualization (SR-IOV) support
xe-y += \
xe_gt_sriov_vf.o \
xe_guc_relay.o \
xe_memirq.o \
xe_sriov.o \
xe_sriov_vf.o \
xe_sriov_vf_ccs.o \
xe_tile_sriov_vf.o
xe-$(CONFIG_PCI_IOV) += \
xe_gt_sriov_pf.o \
xe_gt_sriov_pf_config.o \
xe_gt_sriov_pf_control.o \
xe_gt_sriov_pf_migration.o \
xe_gt_sriov_pf_monitor.o \
xe_gt_sriov_pf_policy.o \
xe_gt_sriov_pf_service.o \
xe_lmtt.o \
xe_lmtt_2l.o \
xe_lmtt_ml.o \
xe_mert.o \
xe_pci_sriov.o \
xe_sriov_packet.o \
xe_sriov_pf.o \
xe_sriov_pf_control.o \
xe_sriov_pf_debugfs.o \
xe_sriov_pf_migration.o \
xe_sriov_pf_provision.o \
xe_sriov_pf_service.o \
xe_sriov_pf_sysfs.o \
xe_tile_sriov_pf_debugfs.o
ifdef CONFIG_XE_VFIO_PCI
xe-$(CONFIG_PCI_IOV) += xe_sriov_vfio.o
endif
# include helpers for tests even when XE is built-in
ifdef CONFIG_DRM_XE_KUNIT_TEST
xe-y += tests/xe_kunit_helpers.o
endif
# i915 Display compat #defines and #includes
subdir-ccflags-$(CONFIG_DRM_XE_DISPLAY) += \
-I$(src)/compat-i915-headers \
-I$(srctree)/drivers/gpu/drm/i915/display/
# Rule to build display code shared with i915
$(obj)/i915-display/%.o: $(srctree)/drivers/gpu/drm/i915/display/%.c FORCE
$(call cmd,force_checksrc)
$(call if_changed_rule,cc_o_c)
# Display code specific to xe
xe-$(CONFIG_DRM_XE_DISPLAY) += \
display/xe_display.o \
display/xe_display_bo.o \
display/xe_display_pcode.o \
display/xe_display_rpm.o \
display/xe_display_wa.o \
display/xe_dsb_buffer.o \
display/xe_fb_pin.o \
display/xe_frontbuffer.o \
display/xe_hdcp_gsc.o \
display/xe_initial_plane.o \
display/xe_panic.o \
display/xe_stolen.o \
display/xe_tdf.o
# Display code shared with i915
xe-$(CONFIG_DRM_XE_DISPLAY) += \
i915-display/icl_dsi.o \
i915-display/intel_alpm.o \
i915-display/intel_atomic.o \
i915-display/intel_audio.o \
i915-display/intel_backlight.o \
i915-display/intel_bios.o \
i915-display/intel_bo.o \
i915-display/intel_bw.o \
i915-display/intel_casf.o \
i915-display/intel_cdclk.o \
i915-display/intel_cmtg.o \
i915-display/intel_color.o \
i915-display/intel_colorop.o \
i915-display/intel_color_pipeline.o \
i915-display/intel_combo_phy.o \
i915-display/intel_connector.o \
i915-display/intel_crtc.o \
i915-display/intel_crtc_state_dump.o \
i915-display/intel_cursor.o \
i915-display/intel_cx0_phy.o \
i915-display/intel_dbuf_bw.o \
i915-display/intel_ddi.o \
i915-display/intel_ddi_buf_trans.o \
i915-display/intel_de.o \
i915-display/intel_display.o \
i915-display/intel_display_conversion.o \
i915-display/intel_display_device.o \
i915-display/intel_display_driver.o \
i915-display/intel_display_irq.o \
i915-display/intel_display_params.o \
i915-display/intel_display_power.o \
i915-display/intel_display_power_map.o \
i915-display/intel_display_power_well.o \
i915-display/intel_display_reset.o \
i915-display/intel_display_rpm.o \
i915-display/intel_display_rps.o \
i915-display/intel_display_trace.o \
i915-display/intel_display_utils.o \
i915-display/intel_display_wa.o \
i915-display/intel_dkl_phy.o \
i915-display/intel_dmc.o \
i915-display/intel_dmc_wl.o \
i915-display/intel_dp.o \
i915-display/intel_dp_aux.o \
i915-display/intel_dp_aux_backlight.o \
i915-display/intel_dp_hdcp.o \
i915-display/intel_dp_link_caps.o \
i915-display/intel_dp_link_training.o \
i915-display/intel_dp_mst.o \
i915-display/intel_dp_test.o \
i915-display/intel_dpll.o \
i915-display/intel_dpll_mgr.o \
i915-display/intel_dpt.o \
i915-display/intel_dram.o \
i915-display/intel_drrs.o \
i915-display/intel_dsb.o \
i915-display/intel_dsi.o \
i915-display/intel_dsi_dcs_backlight.o \
i915-display/intel_dsi_vbt.o \
i915-display/intel_encoder.o \
i915-display/intel_fb.o \
i915-display/intel_fbc.o \
i915-display/intel_fdi.o \
i915-display/intel_fifo_underrun.o \
i915-display/intel_flipq.o \
i915-display/intel_frontbuffer.o \
i915-display/intel_global_state.o \
i915-display/intel_gmbus.o \
i915-display/intel_hdcp.o \
i915-display/intel_hdcp_gsc_message.o \
i915-display/intel_hdmi.o \
i915-display/intel_hotplug.o \
i915-display/intel_hotplug_irq.o \
i915-display/intel_hti.o \
i915-display/intel_initial_plane.o \
i915-display/intel_link_bw.o \
i915-display/intel_lspcon.o \
i915-display/intel_lt_phy.o \
i915-display/intel_mchbar.o \
i915-display/intel_modeset_lock.o \
i915-display/intel_modeset_setup.o \
i915-display/intel_modeset_verify.o \
i915-display/intel_overlay.o \
i915-display/intel_panel.o \
i915-display/intel_parent.o \
i915-display/intel_pch.o \
i915-display/intel_pfit.o \
i915-display/intel_plane.o \
i915-display/intel_pmdemand.o \
i915-display/intel_pps.o \
i915-display/intel_psr.o \
i915-display/intel_qp_tables.o \
i915-display/intel_quirks.o \
i915-display/intel_rom.o \
i915-display/intel_snps_hdmi_pll.o \
i915-display/intel_snps_phy.o \
i915-display/intel_tc.o \
i915-display/intel_vblank.o \
i915-display/intel_vdsc.o \
i915-display/intel_vga.o \
i915-display/intel_vrr.o \
i915-display/intel_wm.o \
i915-display/skl_prefill.o \
i915-display/skl_scaler.o \
i915-display/skl_universal_plane.o \
i915-display/skl_watermark.o \
i915-display/vlv_sideband.o
ifeq ($(CONFIG_ACPI),y)
xe-$(CONFIG_DRM_XE_DISPLAY) += \
i915-display/intel_acpi.o \
i915-display/intel_opregion.o
endif
ifeq ($(CONFIG_DRM_FBDEV_EMULATION),y)
xe-$(CONFIG_DRM_XE_DISPLAY) += i915-display/intel_fbdev.o
endif
ifeq ($(CONFIG_DEBUG_FS),y)
xe-y += xe_debugfs.o \
xe_gt_debugfs.o \
xe_gt_sriov_vf_debugfs.o \
xe_gt_stats.o \
xe_guc_debugfs.o \
xe_huc_debugfs.o \
xe_tile_debugfs.o \
xe_uc_debugfs.o
xe-$(CONFIG_PCI_IOV) += xe_gt_sriov_pf_debugfs.o
xe-$(CONFIG_DRM_XE_DISPLAY) += \
i915-display/intel_display_debugfs.o \
i915-display/intel_display_debugfs_params.o \
i915-display/intel_pipe_crc.o
endif
xe-$(CONFIG_DRM_XE_DP_TUNNEL) += \
i915-display/intel_dp_tunnel.o
obj-$(CONFIG_DRM_XE) += xe.o
obj-$(CONFIG_DRM_XE_KUNIT_TEST) += tests/
ifeq ($(CONFIG_DRM_XE_DISPLAY),y)
obj-$(CONFIG_DRM_XE_KUNIT_TEST) += display/tests/
endif
# header test
hdrtest_find_args := -not -path xe_rtp_helpers.h
ifneq ($(CONFIG_DRM_XE_DISPLAY),y)
hdrtest_find_args += -not -path display/\* -not -path compat-i915-headers/\* -not -path xe_display.h
endif
always-$(CONFIG_DRM_XE_WERROR) += \
$(patsubst %.h,%.hdrtest, $(shell cd $(src) && find * -name '*.h' $(hdrtest_find_args)))
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 $< -include $<; \
$(srctree)/scripts/kernel-doc -none -Werror $<; touch $@
$(obj)/%.hdrtest: $(src)/%.h FORCE
$(call if_changed_dep,hdrtest)
uses_generated_oob := $(addprefix $(obj)/, $(xe-y))
$(uses_generated_oob): $(obj)/generated/xe_wa_oob.h $(obj)/generated/xe_device_wa_oob.h