[PATCH] dfu: add CONFIG_DFU_NAME_MAX_SIZE configuration

[Jaehoon Chung]

Hi Mathtjjs,

> -----Original Message-----
> From: Mattijs Korpershoek <mkorpershoek at baylibre.com>
> Sent: Thursday, November 2, 2023 6:15 PM
> To: Jaehoon Chung <jh80.chung at samsung.com>
> Cc: lukma at denx.de; u-boot at lists.denx.de
> Subject: Re: [PATCH] dfu: add CONFIG_DFU_NAME_MAX_SIZE configuration
> 
> Hi Jaehoon,
> 
> On mar., oct. 31, 2023 at 15:50, Mattijs Korpershoek <mkorpershoek at baylibre.com> wrote:
> 
> > Hi,
> >
> > On Mon, 20 Jun 2022 20:13:54 +0900, Jaehoon Chung wrote:
> >> Add CONFIG_DFU_NAME_MAX_SIZE to change the proper size.
> >> If name is longer than default size, it can do wrong behavior during updating
> >> image. So it need to change the proper maximum size.
> >>
> >> This patch is proviced the solution to change value with configuration.
> >>
> >>
> >> [...]
> >
> > Thanks, Applied to https://protect2.fireeye.com/v1/url?k=195a8ba3-78d19e99-195b00ec-74fe4860008a-
> e609da47a4bcadff&q=1&e=b6fd9ce6-85b6-46a3-81aa-8aa89d16a9ed&u=https%3A%2F%2Fsource.denx.de%2Fu-
> boot%2Fcustodians%2Fu-boot-dfu (u-boot-dfu-next)
> >
> > [1/1] dfu: add CONFIG_DFU_NAME_MAX_SIZE configuration
> >       https://protect2.fireeye.com/v1/url?k=b04b2ae8-d1c03fd2-b04aa1a7-74fe4860008a-
> d8ec8502221dcca0&q=1&e=b6fd9ce6-85b6-46a3-81aa-8aa89d16a9ed&u=https%3A%2F%2Fsource.denx.de%2Fu-
> boot%2Fcustodians%2Fu-boot-dfu%2F-%2Fcommit%2Fde9b2e10f10996050a10998a0836abe2f9e425e3
> 
> 
> This patch breaks CI for both arm32 and arm64 platforms:
> 
> * https://protect2.fireeye.com/v1/url?k=3179f7cc-50f2e2f6-31787c83-74fe4860008a-
> a4f5d2c73833c4d5&q=1&e=b6fd9ce6-85b6-46a3-81aa-8aa89d16a9ed&u=https%3A%2F%2Fsource.denx.de%2Fu-
> boot%2Fcustodians%2Fu-boot-dfu%2F-%2Fjobs%2F725163
> * https://protect2.fireeye.com/v1/url?k=22773f8e-43fc2ab4-2276b4c1-74fe4860008a-
> f6dc3d75fe9b283a&q=1&e=b6fd9ce6-85b6-46a3-81aa-8aa89d16a9ed&u=https%3A%2F%2Fsource.denx.de%2Fu-
> boot%2Fcustodians%2Fu-boot-dfu%2F-%2Fjobs%2F725164

I couldn't access the above CI URL.

> 
> It breaks because multiple boards which include dfu.h without having
> CONFIG_DFU being set.
> 
> Tom attempted to fix this with:
> https://protect2.fireeye.com/v1/url?k=452a9007-24a1853d-452b1b48-74fe4860008a-
> a88f870953497071&q=1&e=b6fd9ce6-85b6-46a3-81aa-
> 8aa89d16a9ed&u=https%3A%2F%2Fpatchwork.ozlabs.org%2Fproject%2Fuboot%2Flist%2F%3Fseries%3D369275
> 
> But that had some different issues, see:
> https://protect2.fireeye.com/v1/url?k=f1c007bd-904b1287-f1c18cf2-74fe4860008a-
> a305de1bab5bdff1&q=1&e=b6fd9ce6-85b6-46a3-81aa-
> 8aa89d16a9ed&u=https%3A%2F%2Flibera.irclog.whitequark.org%2Fu-boot%2F2023-10-31%2335154532;
> 
> I've fixed it up with the following diff:
> 
> diff --git a/include/dfu.h b/include/dfu.h
> index 4573f753c565..2c3ffa3f9297 100644
> --- a/include/dfu.h
> +++ b/include/dfu.h
> @@ -99,7 +99,12 @@ struct virt_internal_data {
>         int dev_num;
>  };
> 
> +
> +#if defined(CONFIG_DFU_NAME_MAX_SIZE)
>  #define DFU_NAME_SIZE                  CONFIG_DFU_NAME_MAX_SIZE
> +#else
> +#define DFU_NAME_SIZE                  32
> +#endif
>  #ifndef DFU_DEFAULT_POLL_TIMEOUT
>  #define DFU_DEFAULT_POLL_TIMEOUT 0
>  #endif
> 
> If you have a better idea to fix this, can you please let me know?

After checking this, let you inform.

> Otherwise, I will squash this to keep CI green.
> 
> Thank you
> 
> >
> > --
> > Mattijs