On Tue, 23 Jan 2018 22:15:46 -0500 nerdopolis <bluescreen_aven...@verizon.net> wrote:
> This attempts to wake up secondary framebuffer devices
> (/dev/fb1 and up) as usually these devices start powered off, and
> the FBIOPUT_VSCREENINFO ioctl turns it on. This was tested on a
> qemu system with the options:
>
> -vga none -device VGA,id=video0 -device secondary-vga,id=video1 \
> -device secondary-vga,id=video2
> ---
> libweston/compositor-fbdev.c | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> diff --git a/libweston/compositor-fbdev.c b/libweston/compositor-fbdev.c
> index ef571339..39668aa8 100644
> --- a/libweston/compositor-fbdev.c
> +++ b/libweston/compositor-fbdev.c
> @@ -361,6 +361,13 @@ fbdev_frame_buffer_open(const char *fb_dev,
> return -1;
> }
>
> + /* Attempt to correct the framebuffer settings */
This comment should say the same as the commit message: attempt to turn
on the fb device, needed for secondary devices.
> + if (fbdev_set_screen_info(fd, screen_info) < 0) {
> + weston_log("Failed to set mode settings. "
> + "Attempting to open output anyway.\n");
> + }
> +
> +
Loigcally this is not the right place to call fbdev_set_screen_info(),
but then again there is so much wrong in the fbdev-backend logic
already and I cannot care about fbdev.
It doesn't regress on my desktop, so:
Reviewed-by: Pekka Paalanen <pekka.paala...@collabora.co.uk>
> return fd;
> }
>
Thanks,
pq
pgpl0p8Acgyc8.pgp
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