spi-ch341-usb

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Fix for build on 5.4.+ kernels

3

Fix for building on 5.4.+ kernels. SUBDIRS is no longer parsed by kBuild.

rogerjames99

Update for 5.16+ kernels

2

Fixed compilation and link errors; Adapted for gpiod usage; Fixed interrupt handler warning.

dimich-dmb

irq_to_desc shouldn't be used in modules. Newer kernels don't export it.

3

Around line 796, there's irq_to_desc which shouldn't be used in a module. afaik, it's for kernel use only. See https://patchwork.kernel.org/project/linux-rdma/patch/[email protected]/ Kernel 5.10 and on won't export irq_to_desc any longer. As...

SysGh-st

SPI Timeout

1

I'm having an issue where the SPI communication times out after 32 bytes.. Documentation for this boards is obviously slim.. any idea why that might be or is it a...

trish5000

No /dev/spidevA.B

2

I tried to compile and insert in Mageia Linux 5.15.23-desktop-1.mga8 and an old computer with Debian Linux too. The Debian could compile and start /dev/spidev0.0-2 auto, but Mageia doesn't creates...

xboxplayer9889

using kernel 5.16 make fails to build, here is the output: > make make -C /lib/modules/5.16.8-arch1-1/build M=/home/winford/github/gschorcht/spi-ch341-usb modules make[1]: Entering directory '/usr/lib/modules/5.16.8-arch1-1/build' CC [M] /home/winford/github/gschorcht/spi-ch341-usb/spi-ch341-usb.o /home/winford/github/gschorcht/spi-ch341-usb/spi-ch341-usb.c: In function ‘ch341_spi_probe’: /home/winford/github/gschorcht/spi-ch341-usb/spi-ch341-usb.c:598:33:...

UncleGrumpy

No /dev/spidev and Unknown symbols warnings in 'dmesg'

1

After I installed the driver, I don't see any /dev/spidev and I got these warnings in 'dmesg': [11212.412026] spi_ch341_usb: Unknown symbol spi_unregister_device (err 0) [11212.412046] spi_ch341_usb: Unknown symbol spi_finalize_current_transfer (err...

quyphamdev

Fixes to run on current kernels, better IRQ support, more GPIOs supported, fix race condition on unload

6

Alas, I haven't yet packed this up as a nice PR. Are you still maintaining this project? If so, I can scrub my changes to collapse commits into something more...

geeksville

implicit declaration of function ‘SPI_BIT_MASK’

2

On the newer kernels ( 5.3.7 at least ) the compilation fails with ``` spi-ch341-usb/spi-ch341-usb.c:623:45: error: implicit declaration of function ‘SPI_BIT_MASK’; did you mean ‘SPI_BPW_MASK’? [-Werror=implicit-function-declaration] ```

jdevelop

Device or resource busy

1

Hello, I would like to use the character device interface /dev/gpiochip1. The sysfs interface works perfectly fine ``` # echo 1 > /sys/class/gpio/gpio0/value # echo 0 > /sys/class/gpio/gpio0/value ``` but...

DasPez