In more recent Raspbian OS Linux kernels, the fb driver gives up
immediately if RPI_FIRMWARE_FRAMEBUFFER_GET_NUM_DISPLAYS fails or no
displays are reported.
This change simply always reports one display. It makes bcm2835_fb work
again with these more recent kernels.
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Enrik Berkhan <Enrik.Berkhan@inka.de>
Message-Id: <20220812143519.59134-1-Enrik.Berkhan@inka.de>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
3b9a030e84