On 18/04/17 09:56 PM, Ilia Mirkin wrote:
> fourcc is not a string, it's a packed integer. This happens to work out
> on LE, but gets reversed on BE.
>
> Signed-off-by: Ilia Mirkin <imirkin@xxxxxxxxxxxx>
> ---
> tests/modetest/modetest.c | 11 ++++++++++-
> 1 file changed, 10 insertions(+), 1 deletion(-)
>
> diff --git a/tests/modetest/modetest.c b/tests/modetest/modetest.c
> index c390d87..b8891ff 100644
> --- a/tests/modetest/modetest.c
> +++ b/tests/modetest/modetest.c
> @@ -174,6 +174,15 @@ static const char *mode_flag_names[] = {
>
> static bit_name_fn(mode_flag)
>
> +static void dump_fourcc(uint32_t fourcc)
> +{
> + printf(" %c%c%c%c",
> + fourcc,
> + fourcc >> 8,
> + fourcc >> 16,
> + fourcc >> 24);
> +}
> +
> static void dump_encoders(struct device *dev)
> {
> drmModeEncoder *encoder;
> @@ -443,7 +452,7 @@ static void dump_planes(struct device *dev)
>
> printf(" formats:");
> for (j = 0; j < ovr->count_formats; j++)
> - printf(" %4.4s", (char *)&ovr->formats[j]);
> + dump_fourcc(ovr->formats[j]);
> printf("\n");
>
> if (plane->props) {
>
Reviewed-by: Michel Dänzer <michel.daenzer@xxxxxxx>
--
Earthling Michel Dänzer | http://www.amd.com
Libre software enthusiast | Mesa and X developer
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