cpu_latency_qos_add_request identifier - Linux source code next-20260811

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linux

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FIXME
- FIXME
  - next-20260811

Documented in 1 files:

kernel/power/qos.c, line 257

Defined in 1 files as a prototype:

include/linux/pm_qos.h, line 149 (as a prototype)

Defined in 2 files as a function:

Referenced in 32 files:

Smatch caller information:

drivers/staging/media/ipu7/ipu7-isys.c isys_probe() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	4096-ptr_max
PARAM_VALUE	1	value	(-1)
MEM_ZERO	0	req
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/ufs/core/ufshcd.c ufshcd_pm_qos_init() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	4096-ptr_max
PARAM_VALUE	1	value	(-1)
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&of->mutex
LOCK2		_T->lock
HALF_LOCKED2		&of->prealloc_mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct kernfs_open_file)->mutex

arch/x86/platform/intel/iosf_mbi.c iosf_mbi_init() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	5416713005465088000
PARAM_VALUE	1	value	(-1)
NOCHECK_CALL

drivers/gpu/drm/i915/vlv_iosf_sb.c vlv_iosf_sb_init() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	4096-ptr_max
PARAM_VALUE	1	value	(-1)
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&pdev->dev.mutex
HALF_LOCKED2		&pool->lock

drivers/tty/serial/8250/8250_omap.c omap8250_probe() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	4096-ptr_max
PARAM_VALUE	1	value	2000000000
MEM_ZERO	0	req
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/spi/spi-mt65xx.c mtk_spi_probe() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	4096-ptr_max
PARAM_VALUE	1	value	(-1)
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/net/wireless/ath/ath10k/core.c ath10k_download_fw() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	6476288206649270272
PARAM_VALUE	0	req->node.node_list.next	0
PARAM_VALUE	0	req->node.node_list.prev	0
PARAM_VALUE	0	req->node.prio	0
PARAM_VALUE	0	req->node.prio_list.next	0
PARAM_VALUE	0	req->node.prio_list.prev	0
PARAM_VALUE	0	req->qos	0
PARAM_VALUE	1	value	0
NOCHECK_CALL

sound/soc/ti/omap-mcpdm.c omap_mcpdm_prepare() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	4096-ptr_max
PARAM_VALUE	0	req->qos	0-2404875435994365951,2404875435994365953-u64max
PARAM_VALUE	1	value	s32min-(-1),1-s32max
BUF_SIZE	0	req	48
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/media/pci/intel/ipu6/ipu6-isys.c isys_probe() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	4096-ptr_max
PARAM_VALUE	1	value	(-1)
MEM_ZERO	0	req
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/media/platform/via/via-camera.c viacam_vb2_start_streaming() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	4096-ptr_max
PARAM_VALUE	1	value	50
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&dmxdev->mutex
HALF_LOCKED2		vq->lock

drivers/media/rc/gpio-ir-recv.c gpio_ir_recv_runtime_resume() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	4096-ptr_max
PARAM_VALUE	1	value	0
NOCHECK_CALL

drivers/spi/spi-fsl-qspi.c fsl_qspi_clk_prep_enable() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	4096-ptr_max
PARAM_VALUE	1	value	0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&q->lock
HALF_LOCKED2		&spi->controller->bus_lock_mutex
HALF_LOCKED2		&spi->controller->io_mutex

drivers/net/wireless/intel/ipw2x00/ipw2100.c ipw2100_init() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	1057036734835511296
PARAM_VALUE	1	value	(-1)
NOCHECK_CALL

drivers/net/ethernet/intel/e1000e/netdev.c e1000e_open() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	4096-ptr_max
PARAM_VALUE	1	value	(-1)
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		global &rtnl_mutex

drivers/usb/chipidea/ci_hdrc_imx.c ci_hdrc_imx_probe() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	4096-ptr_max
PARAM_VALUE	1	value	0
MEM_ZERO	0	req
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/usb/chipidea/ci_hdrc_imx.c imx_controller_resume() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	4096-ptr_max
PARAM_VALUE	1	value	0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/media/pci/saa7134/saa7134-video.c saa7134_vb2_start_streaming() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	4096-ptr_max
PARAM_VALUE	1	value	20
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&dmxdev->mutex
HALF_LOCKED2		vq->lock

drivers/idle/intel_idle.c intel_idle_init() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	2065194659665539072
PARAM_VALUE	1	value	20
NOCHECK_CALL

sound/soc/fsl/imx-pcm-rpmsg.c imx_rpmsg_pcm_runtime_resume() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	4096-ptr_max
PARAM_VALUE	1	value	0
NOCHECK_CALL

drivers/staging/media/atomisp/pci/atomisp_v4l2.c atomisp_pm_init() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	4096-ptr_max
PARAM_VALUE	1	value	(-1)
MEM_ZERO	0	req
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

kernel/power/qos.c cpu_latency_qos_open() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	4096-ptr_max
PARAM_VALUE	1	value	(-1)
BUF_SIZE	0	req	48
DATA_SOURCE	0	req	r _kzalloc_noprof
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

sound/core/pcm_native.c snd_pcm_hw_params() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	4096-ptr_max
PARAM_VALUE	0	req->qos	0-2404875435994365951,2404875435994365953-u64max
PARAM_VALUE	1	value	0-s32max
DATA_SOURCE	1	value	r period_to_usecs
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&runtime->buffer_mutex
TYPE_LOCK		(struct snd_pcm_runtime)->buffer_mutex

drivers/mmc/host/sdhci-esdhc-imx.c sdhci_esdhc_imx_probe() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	4096-ptr_max
PARAM_VALUE	1	value	0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/mmc/host/sdhci-esdhc-imx.c sdhci_esdhc_runtime_resume() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	4096-ptr_max
PARAM_VALUE	1	value	0
NOCHECK_CALL

drivers/gpu/drm/i915/i915_request.c perf_parallel_engines() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	568105483002834944
PARAM_VALUE	1	value	0
NOCHECK_CALL

drivers/gpu/drm/i915/i915_request.c perf_request_latency() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	6215480564940095488
PARAM_VALUE	1	value	0
NOCHECK_CALL

drivers/gpu/drm/i915/i915_request.c perf_series_engines() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	2053000334764441600
PARAM_VALUE	1	value	0
NOCHECK_CALL

drivers/hsi/clients/cmt_speech.c cs_hsi_buf_config() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	4096-ptr_max
PARAM_VALUE	1	value	20000
NOCHECK_CALL

sound/soc/ti/omap-mcbsp.c omap_mcbsp_dai_prepare() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	4096-ptr_max
PARAM_VALUE	0	req->qos	0-2404875435994365951,2404875435994365953-u64max
PARAM_VALUE	1	value	s32min-(-1),1-s32max
BUF_SIZE	0	req	48
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

sound/soc/intel/atom/sst/sst.c sst_context_init() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	1-u64max
PARAM_VALUE	1	value	(-1)
BUF_SIZE	0	req	48
DATA_SOURCE	0	req	r devm_kzalloc
MEM_ZERO	0	req
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/net/ethernet/freescale/fec_main.c fec_enet_open() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	4096-ptr_max
PARAM_VALUE	1	value	0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		global &rtnl_mutex

drivers/tty/serial/omap-serial.c serial_omap_probe() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	4096-ptr_max
PARAM_VALUE	1	value	2000000000
MEM_ZERO	0	req
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/gpu/drm/i915/gt/intel_rps.c live_rps_frequency_cs() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	8819384581596229632
PARAM_VALUE	1	value	0
NOCHECK_CALL

drivers/gpu/drm/i915/gt/intel_rps.c live_rps_frequency_srm() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	4163182962714521600
PARAM_VALUE	1	value	0
NOCHECK_CALL

drivers/gpu/drm/i915/display/intel_dp_aux.c intel_dp_aux_init() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	4096-ptr_max
PARAM_VALUE	1	value	(-1)
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

sound/soc/fsl/fsl_sai.c fsl_sai_runtime_resume() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	4096-ptr_max
PARAM_VALUE	1	value	0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/gpu/drm/i915/display/intel_crtc.c __intel_crtc_init() -> cpu_latency_qos_add_request()

Type	Parameter	Key	Value
PARAM_VALUE	0	req	4096-ptr_max
PARAM_VALUE	1	value	(-1)
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&pdev->dev.mutex
HALF_LOCKED2		&pool->lock