Hi Giulio,
On Sun, 22 Mar 2020 at 16:44, Giulio Benetti
<giulio.bene...@benettiengineering.com> wrote:
>
> This function converts from "struct ctf_res_modes" to
> "struct display_timing".
>
> Signed-off-by: Giulio Benetti <giulio.bene...@benettiengineering.com>
> ---
> drivers/video/videomodes.c | 29 +++++++++++++++++++++++++++++
> drivers/video/videomodes.h | 3 +++
> 2 files changed, 32 insertions(+)
>
> diff --git a/drivers/video/videomodes.c b/drivers/video/videomodes.c
> index ac25b45f81..89003eea72 100644
> --- a/drivers/video/videomodes.c
> +++ b/drivers/video/videomodes.c
> @@ -444,3 +444,32 @@ int video_edid_dtd_to_ctfb_res_modes(struct
> edid_detailed_timing *t,
>
> return 0;
> }
> +
> +void video_ctfb_mode_to_display_timing(const struct ctfb_res_modes *mode,
> + struct display_timing *timing)
> +{
> + timing->pixelclock.typ = mode->pixclock_khz * 1000;
> +
> + timing->hactive.typ = mode->xres;
> + timing->hfront_porch.typ = mode->right_margin;
> + timing->hback_porch.typ = mode->left_margin;
> + timing->hsync_len.typ = mode->hsync_len;
> +
> + timing->vactive.typ = mode->yres;
> + timing->vfront_porch.typ = mode->lower_margin;
> + timing->vback_porch.typ = mode->upper_margin;
> + timing->vsync_len.typ = mode->vsync_len;
> +
> + timing->flags = 0;
> +
> + if (mode->sync & FB_SYNC_HOR_HIGH_ACT)
> + timing->flags |= DISPLAY_FLAGS_HSYNC_HIGH;
> + else
> + timing->flags |= DISPLAY_FLAGS_HSYNC_LOW;
> + if (mode->sync & FB_SYNC_VERT_HIGH_ACT)
> + timing->flags |= DISPLAY_FLAGS_VSYNC_HIGH;
> + else
> + timing->flags |= DISPLAY_FLAGS_VSYNC_LOW;
> + if (mode->vmode == FB_VMODE_INTERLACED)
> + timing->flags |= DISPLAY_FLAGS_INTERLACED;
> +}
> diff --git a/drivers/video/videomodes.h b/drivers/video/videomodes.h
> index 29a3db4ae3..6713f96d19 100644
> --- a/drivers/video/videomodes.h
> +++ b/drivers/video/videomodes.h
> @@ -92,3 +92,6 @@ int video_get_option_int(const char *options, const char
> *name, int def);
>
> int video_edid_dtd_to_ctfb_res_modes(struct edid_detailed_timing *t,
> struct ctfb_res_modes *mode);
> +
> +void video_ctfb_mode_to_display_timing(const struct ctfb_res_modes *mode,
> + struct display_timing *timing);
Please add a comment for this. What is ctfb?
Regards,
Simon
>
