Hi Mauro,
On 04/26/2011 10:35 PM, Mauro Carvalho Chehab wrote:
> Hi Sylvester/Marek,
>
> I've changed the kernel configuration in order to compile the media subsystem as a
Which kernel tree is this?
I assume it's kernel maintained by the System LSI team, so I cced Mr. Kukjin Kim.
> module (in order to allow me to use the media_build tree and compile just the
> modules I want). The end result is that the arch tree refused to compile with this
> error:
>
> CC arch/arm/mach-s5pv310/mach-smdkc210.o
> arch/arm/mach-s5pv310/mach-smdkc210.c:1721:18: error: âwriteback_infoâ undeclared here (not in a function)
> arch/arm/mach-s5pv310/mach-smdkc210.c: In function âsmdkc210_machine_initâ:
> arch/arm/mach-s5pv310/mach-smdkc210.c:1947:7: warning: "CONFIG_VIDEO_SAMSUNG_S5P_FIMC" is not defined
> arch/arm/mach-s5pv310/mach-smdkc210.c: At top level:
> arch/arm/mach-s5pv310/mach-smdkc210.c:1673:33: warning: âisp_infoâ defined but not used
> arch/arm/mach-s5pv310/mach-smdkc210.c:1729:20: warning: âsmdkv310_subdev_configâ defined but not used
> arch/arm/mach-s5pv310/mach-smdkc210.c:1735:20: warning: âsmdkv310_camera_configâ defined but not used
> make[1]: ** [arch/arm/mach-s5pv310/mach-smdkc210.o] Erro 1
>
> By looking at arch/arm/mach-s5pv310/mach-smdkc210.c, it has lots of things like:
>
> #if defined(CONFIG_SND_SOC_WM8994) || defined(CONFIG_SND_SOC_WM8994_MODULE)
> #include<linux/mfd/wm8994/pdata.h>
> #endif
>
> Using #if/#endif blocks to include header data is not a good practice. Unfortunately,
> it seems that all platform data is full of this. The error seems to be here:
Yes, I agree this is not right. However our team maintains only the
following boards:
arch/arm/mach-s5pv210/mach-goni.c
arch/arm/mach-s5pv210/mach-aquila.c
arch/arm/mach-exynos4/mach-universal_c210.c
>
> /* for mainline fimc interface */
> #ifdef CONFIG_VIDEO_SAMSUNG_S5P_FIMC
> #ifdef WRITEBACK_ENABLED
> struct writeback_mbus_platform_data {
> int id;
> struct v4l2_mbus_framefmt fmt;
> };
>
> static struct i2c_board_info writeback_info = {
> I2C_BOARD_INFO("writeback", 0x0),
> };
> #endif
Hmm...first time I see this stuff..
Kgene, could you please have a look?
Or please forward this to someone who can take care of these issues.
Thank you,
Sylwester
>
> You should be doing, instead, a check like this one for all symbols that are allowed
> to be module at the Kconfig:
>
> #if defined(CONFIG_SND_SOC_WM8994) || defined(CONFIG_SND_SOC_WM8994_MODULE)
>
> Cheers,
> Mauro.
>
> -
> As reference, I'm enclosing my .config.
>
[snip]
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