[Buildroot] [PATCH] spidev_test: new package

[Gustavo Zacarias <gustavo@zacarias.com.ar>]

On 10/14/2014 05:14 PM, Thomas De Schampheleire wrote:
>> That is a heavy dependency. As you noted in another message, it also make the 
>> autobuilder skip this package. I suggest to download just spidev_test.c from 
>> http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/plain/Documentation/spi/spidev_test.c?id=$(SPIDEV_TEST_VERSION), 
>> and make it depend on BR2_TOOLCHAIN_HEADERS_AT_LEAST_3_15 (as of v3.17). This 
>> solves both the autobuilder issue, and the toolchain headers dependency.
> 
> From where comes this dependency on 3.15/3.17?
> 
> The test program was in the kernel for a very long time (2.6.x)...
> 
> Also, what is the autobuilder issue you are talking about?

SPI_RX_QUAD/SPI_TX_QUAD (quad-pumped spi).
The autobuilder issue is that older kernel headers won't have this
defined (example: external toolchains with newish kernel).
What Baruch proposes is probably the best solution, otherwise a ton of
#ifdefs is option 2 which would probably wouldn't be acceptable upstream.
Regards.