Re: [PATCH] hw/display/tcx: Drop unnecessary code for handling BGR format outputs

[Richard Henderson <richard.henderson@linaro.org>]

On 2/15/21 2:21 AM, Peter Maydell wrote:
> For a long time now the UI layer has guaranteed that the console
> surface is always 32 bits per pixel, RGB. The TCX code already
> assumes 32bpp, but it still has some checks of is_surface_bgr()
> in an attempt to support 32bpp BGR. is_surface_bgr() will always
> return false for the qemu_console_surface(), unless the display
> device itself has deliberately created an alternate-format
> surface via a function like qemu_create_displaysurface_from().
> 
> Drop the never-used BGR-handling code, and assert that we have
> a 32-bit surface rather than just doing nothing if it isn't.
> 
> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
> ---
> Tested by booting Linux on an SS-5.
> ---
>  hw/display/tcx.c | 31 ++++++++-----------------------
>  1 file changed, 8 insertions(+), 23 deletions(-)

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

r~