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Subject[Patch v4 7/8] drm/omap: add plane_atomic_print_state support
Date
Now that we added specific item to our subclassed drm_plane_state
we can add omap_plane_atomic_print_state() helper to dump out our own
driver specific plane state.

Signed-off-by: Benoit Parrot <bparrot@ti.com>
---
drivers/gpu/drm/omapdrm/omap_plane.c | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)

diff --git a/drivers/gpu/drm/omapdrm/omap_plane.c b/drivers/gpu/drm/omapdrm/omap_plane.c
index 224520348fc5..116071982a0e 100644
--- a/drivers/gpu/drm/omapdrm/omap_plane.c
+++ b/drivers/gpu/drm/omapdrm/omap_plane.c
@@ -348,6 +348,23 @@ omap_plane_atomic_duplicate_state(struct drm_plane *plane)
return &copy->base;
}

+static void omap_plane_atomic_print_state(struct drm_printer *p,
+ const struct drm_plane_state *state)
+{
+ struct omap_plane_state *omap_state = to_omap_plane_state(state);
+
+ drm_printf(p, "\toverlay=%s\n", omap_state->overlay ?
+ omap_state->overlay->name : "(null)");
+ if (omap_state->overlay) {
+ drm_printf(p, "\t\tidx=%d\n", omap_state->overlay->idx);
+ drm_printf(p, "\t\toverlay_id=%d\n",
+ omap_state->overlay->overlay_id);
+ drm_printf(p, "\t\tcaps=0x%x\n", omap_state->overlay->caps);
+ drm_printf(p, "\t\tpossible_crtcs=0x%x\n",
+ omap_state->overlay->possible_crtcs);
+ }
+}
+
static int omap_plane_atomic_set_property(struct drm_plane *plane,
struct drm_plane_state *state,
struct drm_property *property,
@@ -387,6 +404,7 @@ static const struct drm_plane_funcs omap_plane_funcs = {
.atomic_destroy_state = omap_plane_atomic_destroy_state,
.atomic_set_property = omap_plane_atomic_set_property,
.atomic_get_property = omap_plane_atomic_get_property,
+ .atomic_print_state = omap_plane_atomic_print_state,
};

static const char *plane_id_to_name[] = {
--
2.9.0
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