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| author | Yijie Yang <yijie.yang@oss.qualcomm.com> | 2026-08-11 16:46:47 +0800 |
|---|---|---|
| committer | Rob Herring (Arm) <robh@kernel.org> | 2026-08-15 15:46:52 -0500 |
| commit | e1c13aed4a1641550e8c9518c96f016e1d52d09b (patch) | |
| tree | 61c2297688373db165cc857b7c7adcb147a5c419 /drivers/hid/hid-nti.c | |
| download | linux-stable-e1c13aed4a1641550e8c9518c96f016e1d52d09b.tar.gz linux-stable-e1c13aed4a1641550e8c9518c96f016e1d52d09b.zip | |
dt-bindings: interconnect: qcom-bwmon: Add Maili cpu-bwmon compatiblegrafted
Add the Qualcomm Maili SoC compatible string for the CPU bandwidth
monitor (BWMONv4). This falls back to the sdm845-bwmon compatible,
consistent with the existing pattern used by other recent SoCs such as
sm8750 and kaanapali.
Signed-off-by: Yijie Yang <yijie.yang@oss.qualcomm.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Reviewed-by: Jingyi Wang <jingyi.wang@oss.qualcomm.com>
Link: https://patch.msgid.link/20260811-bwmon-v2-1-80f7f150ab9e@oss.qualcomm.com
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
Diffstat (limited to 'drivers/hid/hid-nti.c')
| -rw-r--r-- | drivers/hid/hid-nti.c | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/drivers/hid/hid-nti.c b/drivers/hid/hid-nti.c new file mode 100644 index 000000000..03f7dd491 --- /dev/null +++ b/drivers/hid/hid-nti.c @@ -0,0 +1,56 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * USB HID quirks support for Network Technologies, Inc. "USB-SUN" USB + * adapter for pre-USB Sun keyboards + * + * Copyright (c) 2011 Google, Inc. + * + * Based on HID apple driver by + * Copyright (c) 1999 Andreas Gal + * Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz> + * Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc + * Copyright (c) 2006-2007 Jiri Kosina + * Copyright (c) 2008 Jiri Slaby <jirislaby@gmail.com> + */ + +/* + */ + +#include <linux/device.h> +#include <linux/input.h> +#include <linux/hid.h> +#include <linux/module.h> + +#include "hid-ids.h" + +MODULE_AUTHOR("Jonathan Klabunde Tomer <jktomer@google.com>"); +MODULE_DESCRIPTION("HID driver for Network Technologies USB-SUN keyboard adapter"); + +/* + * NTI Sun keyboard adapter has wrong logical maximum in report descriptor + */ +static const __u8 *nti_usbsun_report_fixup(struct hid_device *hdev, __u8 *rdesc, + unsigned int *rsize) +{ + if (*rsize >= 60 && rdesc[53] == 0x65 && rdesc[59] == 0x65) { + hid_info(hdev, "fixing up NTI USB-SUN keyboard adapter report descriptor\n"); + rdesc[53] = rdesc[59] = 0xe7; + } + return rdesc; +} + +static const struct hid_device_id nti_devices[] = { + { HID_USB_DEVICE(USB_VENDOR_ID_NTI, USB_DEVICE_ID_USB_SUN) }, + { } +}; +MODULE_DEVICE_TABLE(hid, nti_devices); + +static struct hid_driver nti_driver = { + .name = "nti", + .id_table = nti_devices, + .report_fixup = nti_usbsun_report_fixup +}; + +module_hid_driver(nti_driver); + +MODULE_LICENSE("GPL"); |