[RFC PATCH v2 05/64] usb: dwc3: import from kernel v4.2

[Simon Glass]

On 2026-05-07T09:27:07, Jens Wiklander <jens.wiklander at linaro.org> wrote:
> usb: dwc3: import from kernel v4.2
>
> Sync Linux kernel dwc3 changes from v4.1 to v4.2.
>
> The following files are preserved accross the import:
> Makefile Kconfig dwc3-meson-g12a.c dwc3-meson-gxl.c dwc3-omap.c
> dwc3-uniphier.c dwc3-generic.h dwc3-generic.c dwc3-generic-sti.c
> dwc3-layerscape.c ti_usb_phy.c
>
> Skipping unused files:
> debugfs.c drd.c dwc3-exynos.c dwc3-haps.c dwc3-imx8mp.c dwc3-keystone.c
> dwc3-octeon.c dwc3-of-simple.c dwc3-pci.c dwc3-qcom.c dwc3-qcom-legacy.c
> dwc3-rtk.c dwc3-st.c dwc3-xilinx.c host.c trace.c trace.h ulpi.c
>
> Note that this is a raw import and doesn't build.
> A fixup commit at the end of the series fixes that.
>
> List of commits: git log --oneline v4.1..v4.2
> Commits imported:
> aebda6187181 usb: dwc3: Reset the transfer resource index on SET_INTERFACE
> 43cacb03aabe usb: dwc3: core: avoid NULL pointer dereference
> 50641056d833 usb: dwc3: Use ASCII space in Kconfig
> 19915e623458 Merge 4.1-rc7 into usb-next
> e152813ff5fe Merge tag 'usb-for-v4.2' of git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb into usb-next
> e18b7975c885 usb: dwc3: gadget: don't clear EP_BUSY too early
> 76e838c9f776 usb: dwc3: gadget: return error if command sent to DEPCMD register fails
> 891b1dc02295 usb: dwc3: gadget: return error if command sent to DGCMD register fails
> 909eacd748b3 Merge 4.1-rc4 into usb-next
> 88bc9d194ff6 usb: dwc3: add ULPI interface support
> a89d977cc04c usb: dwc3: pci: add quirk for Baytrails
> 3e10a2ce98d1 usb: dwc3: add hsphy_interface property
> 45bb7de213d8 usb: dwc3: setup phys earlier
> c5cc74e8c12b usb: dwc3: soft reset to it's own function
> 2917e7181589 usb: dwc3: cache hwparams earlier
> 6c89cce0476f usb: dwc3: store driver data earlier
> f699b94789a6 usb: dwc3: ULPI or UTMI+ select
> b5699eeee68f usb: dwc3: USB2 PHY register access bits
>
> Signed-off-by: Jens Wiklander <jens.wiklander at linaro.org>
>
> drivers/usb/dwc3/core.c          | 110 ++++++++++++++++++++++++++++++---------
>  drivers/usb/dwc3/core.h          |  26 +++++++++
>  drivers/usb/dwc3/ep0.c           |   4 ++
>  drivers/usb/dwc3/gadget.c        |  10 +++-
>  drivers/usb/dwc3/platform_data.h |   2 +
>  5 files changed, 126 insertions(+), 26 deletions(-)

Reviewed-by: Simon Glass <sjg at chromium.org>