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author | Linus Torvalds <torvalds@linux-foundation.org> | 2021-11-04 07:50:43 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2021-11-04 07:50:43 -0700 |
commit | 048ff8629e117d8411a787559417c781bcd78d7e (patch) | |
tree | 2cff07ed5c13a096d1c880139873870146cca74a /Documentation/driver-api | |
parent | 7ddb58cb0ecae8e8b6181d736a87667cc9ab8389 (diff) | |
parent | a0548b26901f082684ad1fb3ba397d2de3a1406a (diff) | |
download | linux-stable-048ff8629e117d8411a787559417c781bcd78d7e.tar.gz linux-stable-048ff8629e117d8411a787559417c781bcd78d7e.tar.bz2 linux-stable-048ff8629e117d8411a787559417c781bcd78d7e.zip |
Merge tag 'usb-5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb
Pull USB / Thunderbolt updates from Greg KH:
"Here is the big set of USB and Thunderbolt driver updates for
5.16-rc1.
Nothing major in here, just lots of little cleanups and additions for
new hardware, all of which have been in linux-next for a while with no
reported problems.
Included in here are:
- tiny Thunderbolt driver updates
- USB typec driver updates
- USB serial driver updates
- USB gadget driver updates
- dwc2 and dwc3 controller driver updates
- tiny USB host driver updates
- minor USB driver fixes and updates
- USB dts updates for various platforms"
* tag 'usb-5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (123 commits)
usb: gadget: Mark USB_FSL_QE broken on 64-bit
usb: gadget: f_mass_storage: Disable eps during disconnect
usb: gadget: udc: core: Revise comments for USB ep enable/disable
USB: serial: keyspan: fix memleak on probe errors
USB: serial: cp210x: use usb_control_msg_recv() and usb_control_msg_send()
USB: serial: ch314: use usb_control_msg_recv()
USB: iowarrior: fix control-message timeouts
Documentation: USB: fix example bulk-message timeout
usb: dwc2: stm32mp15: set otg_rev
usb: dwc2: add otg_rev and otg_caps information for gadget driver
dt-bindings: usb: dwc2: adopt otg properties defined in usb-drd.yaml
dt-bindings: usb: dwc2: Add reference to usb-drd.yaml
usb: gadget: uvc: implement dwPresentationTime and scrSourceClock
usb: gadget: uvc: use on returned header len in video_encode_isoc_sg
usb:gadget: f_uac1: fixed sync playback
Docs: usb: remove :c:func: for usb_register and usb_deregister
Docs: usb: update struct usb_driver
usb: gadget: configfs: change config attributes file operation
usb: gadget: configfs: add cfg_to_gadget_info() helper
usb: dwc3: Align DWC3_EP_* flag macros
...
Diffstat (limited to 'Documentation/driver-api')
-rw-r--r-- | Documentation/driver-api/usb/writing_usb_driver.rst | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/Documentation/driver-api/usb/writing_usb_driver.rst b/Documentation/driver-api/usb/writing_usb_driver.rst index 2176297e5765..b43e1ce49f0e 100644 --- a/Documentation/driver-api/usb/writing_usb_driver.rst +++ b/Documentation/driver-api/usb/writing_usb_driver.rst @@ -57,9 +57,12 @@ structure. The skeleton driver declares a :c:type:`usb_driver` as:: .name = "skeleton", .probe = skel_probe, .disconnect = skel_disconnect, - .fops = &skel_fops, - .minor = USB_SKEL_MINOR_BASE, + .suspend = skel_suspend, + .resume = skel_resume, + .pre_reset = skel_pre_reset, + .post_reset = skel_post_reset, .id_table = skel_table, + .supports_autosuspend = 1, }; @@ -81,7 +84,7 @@ this user-space interaction. The skeleton driver needs this kind of interface, so it provides a minor starting number and a pointer to its :c:type:`file_operations` functions. -The USB driver is then registered with a call to :c:func:`usb_register`, +The USB driver is then registered with a call to usb_register(), usually in the driver's init function, as shown here:: static int __init usb_skel_init(void) @@ -102,7 +105,7 @@ usually in the driver's init function, as shown here:: When the driver is unloaded from the system, it needs to deregister -itself with the USB subsystem. This is done with the :c:func:`usb_deregister` +itself with the USB subsystem. This is done with usb_deregister() function:: static void __exit usb_skel_exit(void) @@ -231,7 +234,7 @@ error message. This can be shown with the following code:: skel->bulk_in_endpointAddr), skel->bulk_in_buffer, skel->bulk_in_size, - &count, HZ*10); + &count, 5000); /* if the read was successful, copy the data to user space */ if (!retval) { if (copy_to_user (buffer, skel->bulk_in_buffer, count)) |