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Commit cdfb8694 authored by Ajay Kumar's avatar Ajay Kumar Committed by Thierry Reding
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drm/exynos: dsi: Add support for panel prepare and unprepare routines 



Modify exynos_dsi driver to support the new panel calls:
prepare and unprepare.

Signed-off-by: default avatarAjay Kumar <ajaykumar.rs@samsung.com>
Acked-by: default avatarInki Dae <inki.dae@samsung.com>
Signed-off-by: default avatarThierry Reding <treding@nvidia.com>
parent 39bbde9c

drivers/gpu/drm/exynos/exynos_drm_dsi.c

+11 −2
Original line number Diff line number Diff line
@@ -1115,7 +1115,7 @@ 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;
@@ -1124,6 +1124,14 @@ 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);

		drm_panel_unprepare(dsi->panel);

		exynos_dsi_poweroff(dsi);

		return ret;

	}



	dsi->state |= DSIM_STATE_ENABLED;



	return 0;
@@ -1134,8 +1142,9 @@ 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;