> -----Original Message-----
> From: linux-omap-ow...@vger.kernel.org [mailto:linux-omap-
> ow...@vger.kernel.org] On Behalf Of Janorkar, Mayuresh
> Sent: Thursday, July 15, 2010 6:07 PM
> To: tomi.valkei...@nokia.com
> Cc: linux-omap@vger.kernel.org; Diaz Prado, Gustavo; Janorkar, Mayuresh
> Subject: [PATCH] omap4: fb: Adds missing display update call when panning
>
> From: Gustavo Diaz Prado <x0083...@ti.com>
>
> Adds the missing display update call when panning, this
> is needed for the DSI panel when the auto-update feature is
> not enabled.
>
> Signed-off-by: Gustavo Diaz Prado <x0083...@ti.com>
> Signed-off-by: Mayuresh Janorkar <ma...@ti.com>
> ---
> drivers/video/omap2/omapfb/omapfb-main.c | 8 +++++++-
> 1 files changed, 7 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/video/omap2/omapfb/omapfb-main.c
> b/drivers/video/omap2/omapfb/omapfb-main.c
> index 4abb1d1..12d5382 100644
> --- a/drivers/video/omap2/omapfb/omapfb-main.c
> +++ b/drivers/video/omap2/omapfb/omapfb-main.c
> @@ -1068,7 +1068,8 @@ static int omapfb_pan_display(struct
> fb_var_screeninfo *var,
> {
> struct omapfb_info *ofbi = FB2OFB(fbi);
> struct fb_var_screeninfo new_var;
> - int r;
> + int r = 0;
> + struct omap_dss_device *display = fb2display(fbi);
>
> DBG("pan_display(%d)\n", FB2OFB(fbi)->id);
>
> @@ -1086,6 +1087,11 @@ static int omapfb_pan_display(struct
> fb_var_screeninfo *var,
>
> r = omapfb_apply_changes(fbi, 0);
>
> + if (display && display->driver->update &&
> + display->driver->get_update_mode(display)
> + == OMAP_DSS_UPDATE_MANUAL)
If the display dereference is checked, there is no need to check the base
pointer (display), right ?
> + display->driver->update(display, 0, 0, var->xres, var->yres);
> +
> omapfb_put_mem_region(ofbi->region);
>
> return r;
> --
> 1.5.4.7
>
> --
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