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Subject[PATCH v6 0/4] LED triggers for USB host and device
Date
This adds LED triggers for USB host and device. First two patches
refactor UDC drivers as requested by Felipe Balbi, the next renames a
file and the last is the actual implementation of the LED triggers.

Changes from v5:
- Refactoring of USB gadget completion split into two patches (Filipe
Balbi)
- Removed check for non-NULL req->completion (Filipe Balbi)

Changes from v4:
- Added performance numbers to the commit message of the last patch
(greg k-h).
- Replaced BUG_ON with pr_err (Alan Stern, greg k-h).
- Used proper coding style for switch statement (greg k-h).
- Added comment about NULL argument (greg k-h).
- EXPORT_SYMBOL changed to EXPORT_SYMBOL_GPL (greg k-h).
- Both triggers are now registerd even if host or gagdet subsystem
is not enabled (Bryan Wu, greg k-h).

Changes from v3:
- usb_gadget_giveback_request() moved outside of CONFIG_HAS_DMA
conditioned block.
- Added kernel-doc for usb_gadget_giveback_request() (Felipe Balbi).
- Removed outdated comment (Alan Stern).
- req->complete == NULL is now a bug. Previously, this was ignored
(Alan Stern).
- File rename moved to a separate commit (greg k-h).

Changes from v2:
- Host/gadget triggers merged to a single file in usb/common/ (Felipe
Balbi).
- UDC drivers refactored so that LED trigger works for all of them.

Changes from v1:
- Moved from drivers/leds/ to drivers/usb/.
- Improved Kconfig help.
- Linked with other modules rather than being standalone modules.

Michal Sojka (4):
usb: gadget: Introduce usb_gadget_giveback_request()
usb: gadget: Refactor request completion
usb: Rename usb-common.c
usb: Add LED triggers for USB activity

drivers/usb/Kconfig | 10 +++
drivers/usb/chipidea/udc.c | 6 +-
drivers/usb/common/Makefile | 5 +-
drivers/usb/common/common.c | 144 ++++++++++++++++++++++++++++++++
drivers/usb/common/led.c | 57 +++++++++++++
drivers/usb/common/usb-common.c | 144 --------------------------------
drivers/usb/core/hcd.c | 2 +
drivers/usb/dwc2/gadget.c | 6 +-
drivers/usb/dwc3/gadget.c | 2 +-
drivers/usb/gadget/udc/amd5536udc.c | 2 +-
drivers/usb/gadget/udc/at91_udc.c | 2 +-
drivers/usb/gadget/udc/atmel_usba_udc.c | 4 +-
drivers/usb/gadget/udc/bcm63xx_udc.c | 2 +-
drivers/usb/gadget/udc/dummy_hcd.c | 10 +--
drivers/usb/gadget/udc/fotg210-udc.c | 2 +-
drivers/usb/gadget/udc/fsl_qe_udc.c | 6 +-
drivers/usb/gadget/udc/fsl_udc_core.c | 6 +-
drivers/usb/gadget/udc/fusb300_udc.c | 2 +-
drivers/usb/gadget/udc/goku_udc.c | 2 +-
drivers/usb/gadget/udc/gr_udc.c | 2 +-
drivers/usb/gadget/udc/lpc32xx_udc.c | 2 +-
drivers/usb/gadget/udc/m66592-udc.c | 2 +-
drivers/usb/gadget/udc/mv_u3d_core.c | 8 +-
drivers/usb/gadget/udc/mv_udc_core.c | 8 +-
drivers/usb/gadget/udc/net2272.c | 2 +-
drivers/usb/gadget/udc/net2280.c | 2 +-
drivers/usb/gadget/udc/omap_udc.c | 2 +-
drivers/usb/gadget/udc/pch_udc.c | 2 +-
drivers/usb/gadget/udc/pxa25x_udc.c | 2 +-
drivers/usb/gadget/udc/pxa27x_udc.c | 2 +-
drivers/usb/gadget/udc/r8a66597-udc.c | 2 +-
drivers/usb/gadget/udc/s3c-hsudc.c | 3 +-
drivers/usb/gadget/udc/s3c2410_udc.c | 2 +-
drivers/usb/gadget/udc/udc-core.c | 20 +++++
drivers/usb/musb/musb_gadget.c | 2 +-
drivers/usb/renesas_usbhs/mod_gadget.c | 2 +-
include/linux/usb.h | 12 +++
include/linux/usb/gadget.h | 8 ++
38 files changed, 298 insertions(+), 201 deletions(-)
create mode 100644 drivers/usb/common/common.c
create mode 100644 drivers/usb/common/led.c
delete mode 100644 drivers/usb/common/usb-common.c

--
2.1.0



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