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-rw-r--r--drivers/gpu/drm/drm_atomic.c93
-rw-r--r--include/drm/drmP.h1
-rw-r--r--include/drm/drm_connector.h13
-rw-r--r--include/drm/drm_crtc.h13
-rw-r--r--include/drm/drm_plane.h13
5 files changed, 133 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c
index 5e7395455108..bd62c959b475 100644
--- a/drivers/gpu/drm/drm_atomic.c
+++ b/drivers/gpu/drm/drm_atomic.c
@@ -30,6 +30,7 @@
#include <drm/drm_atomic.h>
#include <drm/drm_mode.h>
#include <drm/drm_plane_helper.h>
+#include <drm/drm_print.h>
#include "drm_crtc_internal.h"
@@ -602,6 +603,28 @@ static int drm_atomic_crtc_check(struct drm_crtc *crtc,
return 0;
}
+static void drm_atomic_crtc_print_state(struct drm_printer *p,
+ const struct drm_crtc_state *state)
+{
+ struct drm_crtc *crtc = state->crtc;
+
+ drm_printf(p, "crtc[%u]: %s\n", crtc->base.id, crtc->name);
+ drm_printf(p, "\tenable=%d\n", state->enable);
+ drm_printf(p, "\tactive=%d\n", state->active);
+ drm_printf(p, "\tplanes_changed=%d\n", state->planes_changed);
+ drm_printf(p, "\tmode_changed=%d\n", state->mode_changed);
+ drm_printf(p, "\tactive_changed=%d\n", state->active_changed);
+ drm_printf(p, "\tconnectors_changed=%d\n", state->connectors_changed);
+ drm_printf(p, "\tcolor_mgmt_changed=%d\n", state->color_mgmt_changed);
+ drm_printf(p, "\tplane_mask=%x\n", state->plane_mask);
+ drm_printf(p, "\tconnector_mask=%x\n", state->connector_mask);
+ drm_printf(p, "\tencoder_mask=%x\n", state->encoder_mask);
+ drm_printf(p, "\tmode: " DRM_MODE_FMT "\n", DRM_MODE_ARG(&state->mode));
+
+ if (crtc->funcs->atomic_print_state)
+ crtc->funcs->atomic_print_state(p, state);
+}
+
/**
* drm_atomic_get_plane_state - get plane state
* @state: global atomic state object
@@ -878,6 +901,38 @@ static int drm_atomic_plane_check(struct drm_plane *plane,
return 0;
}
+static void drm_atomic_plane_print_state(struct drm_printer *p,
+ const struct drm_plane_state *state)
+{
+ struct drm_plane *plane = state->plane;
+ struct drm_rect src = drm_plane_state_src(state);
+ struct drm_rect dest = drm_plane_state_dest(state);
+
+ drm_printf(p, "plane[%u]: %s\n", plane->base.id, plane->name);
+ drm_printf(p, "\tcrtc=%s\n", state->crtc ? state->crtc->name : "(null)");
+ drm_printf(p, "\tfb=%u\n", state->fb ? state->fb->base.id : 0);
+ if (state->fb) {
+ struct drm_framebuffer *fb = state->fb;
+ int i, n = drm_format_num_planes(fb->pixel_format);
+
+ drm_printf(p, "\t\tformat=%s\n",
+ drm_get_format_name(fb->pixel_format));
+ drm_printf(p, "\t\tsize=%dx%d\n", fb->width, fb->height);
+ drm_printf(p, "\t\tlayers:\n");
+ for (i = 0; i < n; i++) {
+ drm_printf(p, "\t\t\tpitch[%d]=%u\n", i, fb->pitches[i]);
+ drm_printf(p, "\t\t\toffset[%d]=%u\n", i, fb->offsets[i]);
+ drm_printf(p, "\t\t\tmodifier[%d]=0x%llx\n", i, fb->modifier[i]);
+ }
+ }
+ drm_printf(p, "\tcrtc-pos=" DRM_RECT_FMT "\n", DRM_RECT_ARG(&dest));
+ drm_printf(p, "\tsrc-pos=" DRM_RECT_FP_FMT "\n", DRM_RECT_FP_ARG(&src));
+ drm_printf(p, "\trotation=%x\n", state->rotation);
+
+ if (plane->funcs->atomic_print_state)
+ plane->funcs->atomic_print_state(p, state);
+}
+
/**
* drm_atomic_get_connector_state - get connector state
* @state: global atomic state object
@@ -993,6 +1048,18 @@ int drm_atomic_connector_set_property(struct drm_connector *connector,
}
EXPORT_SYMBOL(drm_atomic_connector_set_property);
+static void drm_atomic_connector_print_state(struct drm_printer *p,
+ const struct drm_connector_state *state)
+{
+ struct drm_connector *connector = state->connector;
+
+ drm_printf(p, "connector[%u]: %s\n", connector->base.id, connector->name);
+ drm_printf(p, "\tcrtc=%s\n", state->crtc ? state->crtc->name : "(null)");
+
+ if (connector->funcs->atomic_print_state)
+ connector->funcs->atomic_print_state(p, state);
+}
+
/**
* drm_atomic_connector_get_property - get property value from connector state
* @connector: the drm connector to set a property on
@@ -1487,6 +1554,29 @@ int drm_atomic_nonblocking_commit(struct drm_atomic_state *state)
}
EXPORT_SYMBOL(drm_atomic_nonblocking_commit);
+static void drm_atomic_print_state(const struct drm_atomic_state *state)
+{
+ struct drm_printer p = drm_info_printer(state->dev->dev);
+ struct drm_plane *plane;
+ struct drm_plane_state *plane_state;
+ struct drm_crtc *crtc;
+ struct drm_crtc_state *crtc_state;
+ struct drm_connector *connector;
+ struct drm_connector_state *connector_state;
+ int i;
+
+ DRM_DEBUG_ATOMIC("checking %p\n", state);
+
+ for_each_plane_in_state(state, plane, plane_state, i)
+ drm_atomic_plane_print_state(&p, plane_state);
+
+ for_each_crtc_in_state(state, crtc, crtc_state, i)
+ drm_atomic_crtc_print_state(&p, crtc_state);
+
+ for_each_connector_in_state(state, connector, connector_state, i)
+ drm_atomic_connector_print_state(&p, connector_state);
+}
+
/*
* The big monstor ioctl
*/
@@ -1776,6 +1866,9 @@ retry:
} else if (arg->flags & DRM_MODE_ATOMIC_NONBLOCK) {
ret = drm_atomic_nonblocking_commit(state);
} else {
+ if (unlikely(drm_debug & DRM_UT_STATE))
+ drm_atomic_print_state(state);
+
ret = drm_atomic_commit(state);
}
diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index e92c904fe8cb..4e58137c1882 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -135,6 +135,7 @@ struct dma_buf_attachment;
#define DRM_UT_PRIME 0x08
#define DRM_UT_ATOMIC 0x10
#define DRM_UT_VBL 0x20
+#define DRM_UT_STATE 0x40
extern __printf(6, 7)
void drm_dev_printk(const struct device *dev, const char *level,
diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h
index ac9d7d8e0e43..3e9727264b65 100644
--- a/include/drm/drm_connector.h
+++ b/include/drm/drm_connector.h
@@ -37,6 +37,7 @@ struct drm_crtc;
struct drm_encoder;
struct drm_property;
struct drm_property_blob;
+struct drm_printer;
struct edid;
enum drm_connector_force {
@@ -481,6 +482,18 @@ struct drm_connector_funcs {
const struct drm_connector_state *state,
struct drm_property *property,
uint64_t *val);
+
+ /**
+ * @atomic_print_state:
+ *
+ * If driver subclasses struct &drm_connector_state, it should implement
+ * this optional hook for printing additional driver specific state.
+ *
+ * Do not call this directly, use drm_atomic_connector_print_state()
+ * instead.
+ */
+ void (*atomic_print_state)(struct drm_printer *p,
+ const struct drm_connector_state *state);
};
/* mode specified on the command line */
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index fa1aa214c8ea..8cca2a895981 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -53,6 +53,7 @@ struct drm_device;
struct drm_mode_set;
struct drm_file;
struct drm_clip_rect;
+struct drm_printer;
struct device_node;
struct dma_fence;
struct edid;
@@ -594,6 +595,18 @@ struct drm_crtc_funcs {
*/
int (*set_crc_source)(struct drm_crtc *crtc, const char *source,
size_t *values_cnt);
+
+ /**
+ * @atomic_print_state:
+ *
+ * If driver subclasses struct &drm_crtc_state, it should implement
+ * this optional hook for printing additional driver specific state.
+ *
+ * Do not call this directly, use drm_atomic_crtc_print_state()
+ * instead.
+ */
+ void (*atomic_print_state)(struct drm_printer *p,
+ const struct drm_crtc_state *state);
};
/**
diff --git a/include/drm/drm_plane.h b/include/drm/drm_plane.h
index a421cb553620..63d4e5051936 100644
--- a/include/drm/drm_plane.h
+++ b/include/drm/drm_plane.h
@@ -28,6 +28,7 @@
#include <drm/drm_mode_object.h>
struct drm_crtc;
+struct drm_printer;
/**
* struct drm_plane_state - mutable plane state
@@ -370,6 +371,18 @@ struct drm_plane_funcs {
* before data structures are torndown.
*/
void (*early_unregister)(struct drm_plane *plane);
+
+ /**
+ * @atomic_print_state:
+ *
+ * If driver subclasses struct &drm_plane_state, it should implement
+ * this optional hook for printing additional driver specific state.
+ *
+ * Do not call this directly, use drm_atomic_plane_print_state()
+ * instead.
+ */
+ void (*atomic_print_state)(struct drm_printer *p,
+ const struct drm_plane_state *state);
};
/**