From f4cdf7ca9a1fdcca413157df19753f388a5a224e Mon Sep 17 00:00:00 2001 From: Linus Torvalds Date: Wed, 19 Aug 2026 10:09:22 -0700 Subject: Merge tag 'media/v7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media Pull media updates from Mauro Carvalho Chehab: - v4l2-core: added ISP statistics support and per-block validation - v4l2-core: Allow unknown HDR10 white point and luminance - New camera sensors: Sony IMX678 and IMX471m, Himax HM1092 IR sensor - New codec: Milos: VPU v2.0 codec support - isp driver: gained support for Dreamchip RPPX1 ISP framework - vsp1 driver: gained support for RZ/T2H and RZ/N2H - Novalake driver: gained CVS support for new NVL hardware - dvb-core: fix feed leak on failed DMX_ADD_PID - several driver fixes, cleanups and minor improvements * tag 'media/v7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (308 commits) media: ipu-bridge: check all DMI entries when overriding sensor rotation media: v4l2-async: avoid deleting unlinked ASC entry on link error media: rzg2l-cru: Align bytesperline to hardware DMA stride requirement media: intel/ipu6: fix async notifier cleanup leak on parse error media: staging/ipu7: fix async notifier UAF on probe error path media: amd: isp4: fix self-deadlock in isp4sd_pwron_and_init() error path media: amd: isp4: release partial allocations in isp4if_alloc_fw_gpumem() media: rcar-isp: Fix VSPX reference leaks media: rcar-isp: Release ISPCORE resources media: i2c: imx415: Release runtime PM reference on VBLANK error media: i2c: imx415: Return test pattern write errors media: renesas: vsp1: Declare index variables in for loop statement media: renesas: vsp1: Make reset control optional to support platforms without a reset line media: dt-bindings: media: renesas,vsp1: Document RZ/T2H and RZ/N2H SoCs media: dt-bindings: media: renesas,fcp: Document RZ/T2H and RZ/N2H SoCs media: nxp: imx8-isi: Add additional 32-bit RGB format support media: nxp: imx8-isi: Add 16-bit raw Bayer format support media: nxp: imx8-isi: Implement per-stream reference counting for multiplexed streams media: nxp: imx8-isi: Use BIT_ULL() for 64-bit stream masks media: nxp: imx8-isi: Correct color map between V4L2 and ISI ... --- Documentation/ABI/testing/debugfs-hisi-zip | 174 +++++++++++++++++++++++++++++ 1 file changed, 174 insertions(+) create mode 100644 Documentation/ABI/testing/debugfs-hisi-zip (limited to 'Documentation/ABI/testing/debugfs-hisi-zip') diff --git a/Documentation/ABI/testing/debugfs-hisi-zip b/Documentation/ABI/testing/debugfs-hisi-zip new file mode 100644 index 000000000..46bf47bf6 --- /dev/null +++ b/Documentation/ABI/testing/debugfs-hisi-zip @@ -0,0 +1,174 @@ +What: /sys/kernel/debug/hisi_zip//comp_core[01]/regs +Date: Nov 2018 +Contact: linux-crypto@vger.kernel.org +Description: Dump of compression cores related debug registers. + Only available for PF. + +What: /sys/kernel/debug/hisi_zip//decomp_core[0-5]/regs +Date: Nov 2018 +Contact: linux-crypto@vger.kernel.org +Description: Dump of decompression cores related debug registers. + Only available for PF. + +What: /sys/kernel/debug/hisi_zip//clear_enable +Date: Nov 2018 +Contact: linux-crypto@vger.kernel.org +Description: Compression/decompression core debug registers read clear + control. 1 means enable register read clear, otherwise 0. + Writing to this file has no functional effect, only enable or + disable counters clear after reading of these registers. + Only available for PF. + +What: /sys/kernel/debug/hisi_zip//current_qm +Date: Nov 2018 +Contact: linux-crypto@vger.kernel.org +Description: One ZIP controller has one PF and multiple VFs, each function + has a QM. Select the QM which below qm refers to. + Only available for PF. + +What: /sys/kernel/debug/hisi_zip//alg_qos +Date: Jun 2021 +Contact: linux-crypto@vger.kernel.org +Description: The is related the function for PF and VF. + ZIP driver supports to configure each function's QoS, the driver + supports to write value to alg_qos in the host. Such as + "echo value > alg_qos". The qos value is 1~1000, means + 1/1000~1000/1000 of total QoS. The driver reading alg_qos to + get related QoS in the host and VM, Such as "cat alg_qos". + +What: /sys/kernel/debug/hisi_zip//dev_usage +Date: Mar 2026 +Contact: linux-crypto@vger.kernel.org +Description: Query the real-time bandwidth usage of device. + Returns the bandwidth usage of each channel on the device. + The returned number is in percentage. + +What: /sys/kernel/debug/hisi_zip//qm/regs +Date: Nov 2018 +Contact: linux-crypto@vger.kernel.org +Description: Dump of QM related debug registers. + Available for PF and VF in host. VF in guest currently only + has one debug register. + +What: /sys/kernel/debug/hisi_zip//qm/current_q +Date: Nov 2018 +Contact: linux-crypto@vger.kernel.org +Description: One QM may contain multiple queues. Select specific queue to + show its debug registers in above regs. + Only available for PF. + +What: /sys/kernel/debug/hisi_zip//qm/clear_enable +Date: Nov 2018 +Contact: linux-crypto@vger.kernel.org +Description: QM debug registers(regs) read clear control. 1 means enable + register read clear, otherwise 0. + Writing to this file has no functional effect, only enable or + disable counters clear after reading of these registers. + Only available for PF. + +What: /sys/kernel/debug/hisi_zip//qm/err_irq +Date: Apr 2020 +Contact: linux-crypto@vger.kernel.org +Description: Dump the number of invalid interrupts for + QM task completion. + Available for both PF and VF, and take no other effect on ZIP. + +What: /sys/kernel/debug/hisi_zip//qm/aeq_irq +Date: Apr 2020 +Contact: linux-crypto@vger.kernel.org +Description: Dump the number of QM async event queue interrupts. + Available for both PF and VF, and take no other effect on ZIP. + +What: /sys/kernel/debug/hisi_zip//qm/abnormal_irq +Date: Apr 2020 +Contact: linux-crypto@vger.kernel.org +Description: Dump the number of interrupts for QM abnormal event. + Available for both PF and VF, and take no other effect on ZIP. + +What: /sys/kernel/debug/hisi_zip//qm/create_qp_err +Date: Apr 2020 +Contact: linux-crypto@vger.kernel.org +Description: Dump the number of queue allocation errors. + Available for both PF and VF, and take no other effect on ZIP. + +What: /sys/kernel/debug/hisi_zip//qm/mb_err +Date: Apr 2020 +Contact: linux-crypto@vger.kernel.org +Description: Dump the number of failed QM mailbox commands. + Available for both PF and VF, and take no other effect on ZIP. + +What: /sys/kernel/debug/hisi_zip//qm/status +Date: Apr 2020 +Contact: linux-crypto@vger.kernel.org +Description: Dump the status of the QM. + Two states: work, stop. + Available for both PF and VF, and take no other effect on ZIP. + +What: /sys/kernel/debug/hisi_zip//qm/diff_regs +Date: Mar 2022 +Contact: linux-crypto@vger.kernel.org +Description: QM debug registers(regs) read hardware register value. This + node is used to show the change of the qm registers value. This + node can be help users to check the change of register values. + +What: /sys/kernel/debug/hisi_zip//qm/qm_state +Date: Jan 2024 +Contact: linux-crypto@vger.kernel.org +Description: Dump the state of the device. + 0: busy, 1: idle. + Only available for PF, and take no other effect on ZIP. + +What: /sys/kernel/debug/hisi_zip//qm/dev_timeout +Date: Feb 2024 +Contact: linux-crypto@vger.kernel.org +Description: Set the wait time when stop queue fails. Available for both PF + and VF, and take no other effect on ZIP. + 0: not wait(default), others value: wait dev_timeout * 20 microsecond. + +What: /sys/kernel/debug/hisi_zip//qm/dev_state +Date: Feb 2024 +Contact: linux-crypto@vger.kernel.org +Description: Dump the stop queue status of the QM. The default value is 0, + if dev_timeout is set, when stop queue fails, the dev_state + will return non-zero value. Available for both PF and VF, + and take no other effect on ZIP. + +What: /sys/kernel/debug/hisi_zip//zip_dfx/diff_regs +Date: Mar 2022 +Contact: linux-crypto@vger.kernel.org +Description: ZIP debug registers(regs) read hardware register value. This + node is used to show the change of the registers value. this + node can be help users to check the change of register values. + +What: /sys/kernel/debug/hisi_zip//zip_dfx/send_cnt +Date: Apr 2020 +Contact: linux-crypto@vger.kernel.org +Description: Dump the total number of sent requests. + Available for both PF and VF, and take no other effect on ZIP. + +What: /sys/kernel/debug/hisi_zip//zip_dfx/recv_cnt +Date: Apr 2020 +Contact: linux-crypto@vger.kernel.org +Description: Dump the total number of received requests. + Available for both PF and VF, and take no other effect on ZIP. + +What: /sys/kernel/debug/hisi_zip//zip_dfx/send_busy_cnt +Date: Apr 2020 +Contact: linux-crypto@vger.kernel.org +Description: Dump the total number of requests received + with returning busy. + Available for both PF and VF, and take no other effect on ZIP. + +What: /sys/kernel/debug/hisi_zip//zip_dfx/err_bd_cnt +Date: Apr 2020 +Contact: linux-crypto@vger.kernel.org +Description: Dump the total number of BD type error requests + to be received. + Available for both PF and VF, and take no other effect on ZIP. + +What: /sys/kernel/debug/hisi_zip//cap_regs +Date: Oct 2024 +Contact: linux-crypto@vger.kernel.org +Description: Dump the values of the qm and zip capability bit registers and + support the query of device specifications to facilitate fault locating. + Available for both PF and VF, and take no other effect on ZIP. -- cgit v1.3.1