Hi Hans, Thanks > From: Hans de Goede <hdegoede@xxxxxxxxxx> > > Hi, > > On 9/1/23 07:36, Wentong Wu wrote: > > Add driver for Intel La Jolla Cove Adapter (LJCA) device. This is a > > USB-GPIO, USB-I2C and USB-SPI device. We add 4 drivers to support this > > device: a USB driver, a GPIO chip driver, a I2C controller driver and > > a SPI controller driver. > > Thanks. I've been testing this on a Lenovo X1 ThinkPad Yoga gen 8 with an > ov2740 sensor connected to the LJCA device. Thanks, and I don’t have this laptop, could you please share your DSDT so that I can understand it more? And I will update this patch set after understand your DSDT and have the patches tested on my setup. > > I needed 2 small(ish) fixes to make everything work there. > I have attached the 2 fixes here. > > With these 2 fixes this series is: > > Tested-by: Hans de Goede <hdegoede@xxxxxxxxxx> Thanks a lot BR, Wentong > > Regards, > > Hans > > > > > > > --- > > v12: > > - switch dev_err to dev_dbg for i2c-ljca driver > > - avoid err printing because of calling usb_kill_urb when attempts to > > resubmit the rx urb > > > > v11: > > - switch dev_err to dev_dbg for i2c-ljca driver > > - remove message length check because of defined quirk structure > > - remove I2C_FUNC_SMBUS_EMUL support > > > > v10: > > - remove ljca_i2c_format_slave_addr > > - remove memset before write write w_packet > > - make ljca_i2c_stop void and print err message in case failure > > - use dev_err_probe in ljca_i2c_probe function > > > > v9: > > - overhaul usb-ljca driver to make it more structured and easy > > understand > > - fix memory leak issue for usb-ljca driver > > - add spinlock to protect tx_buf and ex_buf > > - change exported APIs for usb-ljca driver > > - unify prefix for structures and functions for i2c-ljca driver > > - unify prefix for structures and functions for spi-ljca driver > > - unify prefix for structures and functions for gpio-ljca driver > > - update gpio-ljca, i2c-ljca and spi-ljca drivers according to > > usb-ljca's changes > > > > Wentong Wu (4): > > usb: Add support for Intel LJCA device > > i2c: Add support for Intel LJCA USB I2C driver > > spi: Add support for Intel LJCA USB SPI driver > > gpio: update Intel LJCA USB GPIO driver > > > > drivers/gpio/Kconfig | 4 +- > > drivers/gpio/gpio-ljca.c | 246 +++++++------ > > drivers/i2c/busses/Kconfig | 11 + > > drivers/i2c/busses/Makefile | 1 + > > drivers/i2c/busses/i2c-ljca.c | 326 +++++++++++++++++ > > drivers/spi/Kconfig | 11 + > > drivers/spi/Makefile | 1 + > > drivers/spi/spi-ljca.c | 297 +++++++++++++++ > > drivers/usb/misc/Kconfig | 14 + > > drivers/usb/misc/Makefile | 1 + > > drivers/usb/misc/usb-ljca.c | 817 > ++++++++++++++++++++++++++++++++++++++++++ > > include/linux/usb/ljca.h | 113 ++++++ > > 12 files changed, 1737 insertions(+), 105 deletions(-) create mode > > 100644 drivers/i2c/busses/i2c-ljca.c create mode 100644 > > drivers/spi/spi-ljca.c create mode 100644 drivers/usb/misc/usb-ljca.c > > create mode 100644 include/linux/usb/ljca.h > >
