Re: [Qemu-devel] [PATCH 5/5] arm/vexpress: Add proper display connector emulation

[Peter Maydell]

On 27 February 2018 at 10:49, Linus Walleij <address@hidden> wrote:
> This adds the SiI9022 and EDID I2C devices to the ARM Versatile
> Express machine, and selects the two I2C devices necessary in the
> arm-softmmy.mak configuration so everything will build smoothly.
>
> I am implementing proper handling of the graphics in the Linux
> kernel and adding proper emulation of SiI9022 and EDID makes the
> driver probe as nicely as before, retrieveing the resolutions
> supported by the "QEMU monitor" and overall just working nice.
>
> The assignment of the SiI9022 at address 0x39 and the EDID
> DDC I2C at address 0x50 is not strictly correct: the DDC I2C
> is there all the time but in the actual component it only
> appears once activated inside the SiI9022, so ideally it should
> be added and removed to the bus by the SiI9022. However for this
> purpose it works fine to just have it around.

This last paragraph in the commit message can just be
removed now the DDC I2C isn't created here, right?

> Cc: Peter Maydell <address@hidden>
> Signed-off-by: Linus Walleij <address@hidden>
> ---
> ChangeLog v1->v2:
> - Only add the SII9022 now that it will by itself realize
>   the DDCI2C as part of the bridge.
> ---
>  default-configs/arm-softmmu.mak | 2 ++
>  hw/arm/vexpress.c               | 6 +++++-
>  2 files changed, 7 insertions(+), 1 deletion(-)

(if this is the only problem with the patchset I'll just fix
it up in my tree)

thanks
-- PMM