Hi Steffen,
On Wed, Oct 31, 2012 at 14:58:05, Steffen Trumtrar wrote:
> Add a function to convert from the generic videomode to a fb_videomode.
>
> Signed-off-by: Steffen Trumtrar <s.trumtrar at pengutronix.de>
> ---
> drivers/video/fbmon.c | 36 ++++++++++++++++++++++++++++++++++++
> include/linux/fb.h | 2 ++
> 2 files changed, 38 insertions(+)
>
> diff --git a/drivers/video/fbmon.c b/drivers/video/fbmon.c
> index cef6557..b9e6ab3 100644
> --- a/drivers/video/fbmon.c
> +++ b/drivers/video/fbmon.c
> @@ -1373,6 +1373,42 @@ int fb_get_mode(int flags, u32 val, struct
> fb_var_screeninfo *var, struct fb_inf
> kfree(timings);
> return err;
> }
> +
> +#if IS_ENABLED(CONFIG_VIDEOMODE)
> +int videomode_to_fb_videomode(struct videomode *vm, struct fb_videomode
> *fbmode)
> +{
> + fbmode->xres = vm->hactive;
> + fbmode->left_margin = vm->hback_porch;
> + fbmode->right_margin = vm->hfront_porch;
> + fbmode->hsync_len = vm->hsync_len;
> +
> + fbmode->yres = vm->vactive;
> + fbmode->upper_margin = vm->vback_porch;
> + fbmode->lower_margin = vm->vfront_porch;
> + fbmode->vsync_len = vm->vsync_len;
> +
> + fbmode->pixclock = KHZ2PICOS(vm->pixelclock / 1000);
> +
> + fbmode->sync = 0;
> + fbmode->vmode = 0;
> + if (vm->hah)
> + fbmode->sync |= FB_SYNC_HOR_HIGH_ACT;
> + if (vm->vah)
> + fbmode->sync |= FB_SYNC_VERT_HIGH_ACT;
> + if (vm->interlaced)
> + fbmode->vmode |= FB_VMODE_INTERLACED;
> + if (vm->doublescan)
> + fbmode->vmode |= FB_VMODE_DOUBLE;
> +
"pixelclk-inverted" property of the panel is not percolated fb_videomode.
Please let me know if I am missing something.
Thanks,
Prakash
> + fbmode->refresh = 60;
> + fbmode->flag = 0;
> +
> + return 0;
> +}
> +EXPORT_SYMBOL_GPL(videomode_to_fb_videomode);
> +#endif
> +
> +
> #else
> int fb_parse_edid(unsigned char *edid, struct fb_var_screeninfo *var)
> {
> diff --git a/include/linux/fb.h b/include/linux/fb.h
> index c7a9571..46c665b 100644
> --- a/include/linux/fb.h
> +++ b/include/linux/fb.h
> @@ -714,6 +714,8 @@ extern void fb_destroy_modedb(struct fb_videomode
> *modedb);
> extern int fb_find_mode_cvt(struct fb_videomode *mode, int margins, int rb);
> extern unsigned char *fb_ddc_read(struct i2c_adapter *adapter);
>
> +extern int videomode_to_fb_videomode(struct videomode *vm, struct
> fb_videomode *fbmode);
> +
> /* drivers/video/modedb.c */
> #define VESA_MODEDB_SIZE 34
> extern void fb_var_to_videomode(struct fb_videomode *mode,
> --
> 1.7.10.4
>
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