Hi Ajay,
On 07/31/2014 07:42 PM, Ajay Kumar wrote:
> Modify exynos_dsi driver to support the new panel calls:
> prepare and unprepare.
>
> Signed-off-by: Ajay Kumar <ajaykumar.rs@xxxxxxxxxxx>
> ---
> drivers/gpu/drm/exynos/exynos_drm_dsi.c | 12 ++++++++++--
> 1 file changed, 10 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/exynos/exynos_drm_dsi.c b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
> index dc7c80b..4834932 100644
> --- a/drivers/gpu/drm/exynos/exynos_drm_dsi.c
> +++ b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
> @@ -1351,7 +1351,7 @@ static int exynos_dsi_enable(struct exynos_dsi *dsi)
> if (ret < 0)
> return ret;
>
> - ret = drm_panel_enable(dsi->panel);
> + ret = drm_panel_prepare(dsi->panel);
> if (ret < 0) {
> exynos_dsi_poweroff(dsi);
> return ret;
> @@ -1360,6 +1360,13 @@ static int exynos_dsi_enable(struct exynos_dsi *dsi)
> exynos_dsi_set_display_mode(dsi);
> exynos_dsi_set_display_enable(dsi, true);
>
> + ret = drm_panel_enable(dsi->panel);
> + if (ret < 0) {
> + exynos_dsi_set_display_enable(dsi, false);
I guess drm_panel_unprepare(dsi->panel) should be here.
Regards
Andrzej
> + exynos_dsi_poweroff(dsi);
> + return ret;
> + }
> +
> dsi->state |= DSIM_STATE_ENABLED;
>
> return 0;
> @@ -1370,8 +1377,9 @@ static void exynos_dsi_disable(struct exynos_dsi *dsi)
> if (!(dsi->state & DSIM_STATE_ENABLED))
> return;
>
> - exynos_dsi_set_display_enable(dsi, false);
> drm_panel_disable(dsi->panel);
> + exynos_dsi_set_display_enable(dsi, false);
> + drm_panel_unprepare(dsi->panel);
> exynos_dsi_poweroff(dsi);
>
> dsi->state &= ~DSIM_STATE_ENABLED;
>
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