On 2014년 10월 01일 15:19, YoungJun Cho wrote:
> The command mode panel should draw image earlier than the display
> on command execution to prevent showing garbage GRAM screen data.
> So should set dsi->state as DSIM_STATE_ENABLED between calling
> exynos_dsi_set_display_enable() and drm_panel_enable() to transmit
> image data before executing display on command.
> And moves the display on command execution routine from prepare()
> to enable() in drm_panel_funcs also.
Applied.
Thanks,
Inki Dae
>
> Signed-off-by: YoungJun Cho <yj44.cho@xxxxxxxxxxx>
> Acked-by: Inki Dae <inki.dae@xxxxxxxxxxx>
> Acked-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
> ---
> drivers/gpu/drm/exynos/exynos_drm_dsi.c | 5 +++--
> 1 file changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/exynos/exynos_drm_dsi.c b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
> index ded69df..f304a20 100644
> --- a/drivers/gpu/drm/exynos/exynos_drm_dsi.c
> +++ b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
> @@ -1366,16 +1366,17 @@ static int exynos_dsi_enable(struct exynos_dsi *dsi)
> exynos_dsi_set_display_mode(dsi);
> exynos_dsi_set_display_enable(dsi, true);
>
> + dsi->state |= DSIM_STATE_ENABLED;
> +
> ret = drm_panel_enable(dsi->panel);
> if (ret < 0) {
> + dsi->state &= ~DSIM_STATE_ENABLED;
> exynos_dsi_set_display_enable(dsi, false);
> drm_panel_unprepare(dsi->panel);
> exynos_dsi_poweroff(dsi);
> return ret;
> }
>
> - dsi->state |= DSIM_STATE_ENABLED;
> -
> return 0;
> }
>
>
_______________________________________________
dri-devel mailing list
dri-devel@xxxxxxxxxxxxxxxxxxxxx
http://lists.freedesktop.org/mailman/listinfo/dri-devel
