drm/exynos/dsi: propagate info about command mode from panel

mipi_dsi framework provides information about panel's mode of work.
This info should be propagated upstream to configure all elements of
the pipeline. As CRTC is the common denominator of the pipeline we can
put such info into its structures.

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>

diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.h b/drivers/gpu/drm/exynos/exynos_drm_drv.h
index a93de32..9e77809 100644 (file)
--- a/drivers/gpu/drm/exynos/exynos_drm_drv.h
+++ b/drivers/gpu/drm/exynos/exynos_drm_drv.h
@@ -162,6 +162,7 @@ struct exynos_drm_crtc {
        const struct exynos_drm_crtc_ops        *ops;
        void                            *ctx;
        struct exynos_drm_clk           *pipe_clk;
+       bool                            i80_mode : 1;
 };
 
 static inline void exynos_drm_pipe_clk_enable(struct exynos_drm_crtc *crtc,

diff --git a/drivers/gpu/drm/exynos/exynos_drm_dsi.c b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
index 843961b..7904ffa 100644 (file)
--- a/drivers/gpu/drm/exynos/exynos_drm_dsi.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
@@ -1543,6 +1543,8 @@ static int exynos_dsi_host_attach(struct mipi_dsi_host *host,
                drm_panel_attach(dsi->panel, &dsi->connector);
                dsi->connector.status = connector_status_connected;
        }
+       exynos_drm_crtc_get_by_type(drm, EXYNOS_DISPLAY_TYPE_LCD)->i80_mode =
+                       !(dsi->mode_flags & MIPI_DSI_MODE_VIDEO);
 
        mutex_unlock(&drm->mode_config.mutex);