Now the exynos dsi driver is fully aware of bridge handling, so get the display mode from bridge, mode_set API instead of legacy encoder crtc.
This makes bridge usage more efficient instead of relying on encoder stack.
Add mode_set in drm_bridge_funcs.
Signed-off-by: Jagan Teki jagan@amarulasolutions.com --- Changes for v3: - new patch
drivers/gpu/drm/exynos/exynos_drm_dsi.c | 18 ++++++++++++++---- 1 file changed, 14 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/exynos/exynos_drm_dsi.c b/drivers/gpu/drm/exynos/exynos_drm_dsi.c index feb36a5dc646..a2eb82bbb30f 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_dsi.c +++ b/drivers/gpu/drm/exynos/exynos_drm_dsi.c @@ -278,6 +278,7 @@ struct exynos_dsi { u32 format;
int state; + struct drm_display_mode mode; struct drm_property *brightness; struct completion completed;
@@ -882,10 +883,9 @@ static int exynos_dsi_init_link(struct exynos_dsi *dsi) return 0; }
-static void exynos_dsi_set_display_mode(struct drm_bridge *bridge) +static void exynos_dsi_set_display_mode(struct exynos_dsi *dsi) { - struct exynos_dsi *dsi = bridge_to_dsi(bridge); - struct drm_display_mode *m = &bridge->encoder->crtc->state->adjusted_mode; + struct drm_display_mode *m = &dsi->mode; unsigned int num_bits_resol = dsi->driver_data->num_bits_resol; u32 reg;
@@ -1400,7 +1400,7 @@ static void exynos_dsi_atomic_enable(struct drm_bridge *bridge, { struct exynos_dsi *dsi = bridge_to_dsi(bridge);
- exynos_dsi_set_display_mode(bridge); + exynos_dsi_set_display_mode(dsi); exynos_dsi_set_display_enable(dsi, true);
dsi->state |= DSIM_STATE_VIDOUT_AVAILABLE; @@ -1430,6 +1430,15 @@ static void exynos_dsi_atomic_post_disable(struct drm_bridge *bridge, pm_runtime_put_sync(dsi->dev); }
+static void exynos_dsi_mode_set(struct drm_bridge *bridge, + const struct drm_display_mode *mode, + const struct drm_display_mode *adjusted_mode) +{ + struct exynos_dsi *dsi = bridge_to_dsi(bridge); + + drm_mode_copy(&dsi->mode, adjusted_mode); +} + static int exynos_dsi_attach(struct drm_bridge *bridge, enum drm_bridge_attach_flags flags) { @@ -1446,6 +1455,7 @@ static const struct drm_bridge_funcs exynos_dsi_bridge_funcs = { .atomic_enable = exynos_dsi_atomic_enable, .atomic_disable = exynos_dsi_atomic_disable, .atomic_post_disable = exynos_dsi_atomic_post_disable, + .mode_set = exynos_dsi_mode_set, .attach = exynos_dsi_attach, };