Add a few more useful helpers to find mode objects.
---
drivers/gpu/drm/drm_crtc.c | 97 ++++++++++++++--------------------------------
include/drm/drm_crtc.h | 33 ++++++++++++++++
2 files changed, 63 insertions(+), 67 deletions(-)
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index e438e24..622d001 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -1633,7 +1633,6 @@ int drm_mode_getcrtc(struct drm_device *dev,
{
struct drm_mode_crtc *crtc_resp = data;
struct drm_crtc *crtc;
- struct drm_mode_object *obj;
int ret = 0;
if (!drm_core_check_feature(dev, DRIVER_MODESET))
@@ -1641,13 +1640,11 @@ int drm_mode_getcrtc(struct drm_device *dev,
drm_modeset_lock_all(dev);
- obj = drm_mode_object_find(dev, crtc_resp->crtc_id,
- DRM_MODE_OBJECT_CRTC);
- if (!obj) {
+ crtc = drm_crtc_find(dev, crtc_resp->crtc_id);
+ if (!crtc) {
ret = -ENOENT;
goto out;
}
- crtc = obj_to_crtc(obj);
crtc_resp->x = crtc->x;
crtc_resp->y = crtc->y;
@@ -1701,7 +1698,6 @@ int drm_mode_getconnector(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
struct drm_mode_get_connector *out_resp = data;
- struct drm_mode_object *obj;
struct drm_connector *connector;
struct drm_display_mode *mode;
int mode_count = 0;
@@ -1725,13 +1721,11 @@ int drm_mode_getconnector(struct drm_device *dev, void *data,
mutex_lock(&dev->mode_config.mutex);
- obj = drm_mode_object_find(dev, out_resp->connector_id,
- DRM_MODE_OBJECT_CONNECTOR);
- if (!obj) {
+ connector = drm_connector_find(dev, out_resp->connector_id);
+ if (!connector) {
ret = -ENOENT;
goto out;
}
- connector = obj_to_connector(obj);
props_count = connector->properties.count;
@@ -1833,7 +1827,6 @@ int drm_mode_getencoder(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
struct drm_mode_get_encoder *enc_resp = data;
- struct drm_mode_object *obj;
struct drm_encoder *encoder;
int ret = 0;
@@ -1841,13 +1834,11 @@ int drm_mode_getencoder(struct drm_device *dev, void *data,
return -EINVAL;
drm_modeset_lock_all(dev);
- obj = drm_mode_object_find(dev, enc_resp->encoder_id,
- DRM_MODE_OBJECT_ENCODER);
- if (!obj) {
+ encoder = drm_encoder_find(dev, enc_resp->encoder_id);
+ if (!encoder) {
ret = -ENOENT;
goto out;
}
- encoder = obj_to_encoder(obj);
if (encoder->crtc)
enc_resp->crtc_id = encoder->crtc->base.id;
@@ -1922,7 +1913,6 @@ int drm_mode_getplane(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
struct drm_mode_get_plane *plane_resp = data;
- struct drm_mode_object *obj;
struct drm_plane *plane;
uint32_t __user *format_ptr;
int ret = 0;
@@ -1931,13 +1921,11 @@ int drm_mode_getplane(struct drm_device *dev, void *data,
return -EINVAL;
drm_modeset_lock_all(dev);
- obj = drm_mode_object_find(dev, plane_resp->plane_id,
- DRM_MODE_OBJECT_PLANE);
- if (!obj) {
+ plane = drm_plane_find(dev, plane_resp->plane_id);
+ if (!plane) {
ret = -ENOENT;
goto out;
}
- plane = obj_to_plane(obj);
if (plane->crtc)
plane_resp->crtc_id = plane->crtc->base.id;
@@ -1987,7 +1975,6 @@ int drm_mode_setplane(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
struct drm_mode_set_plane *plane_req = data;
- struct drm_mode_object *obj;
struct drm_plane *plane;
struct drm_crtc *crtc;
struct drm_framebuffer *fb = NULL, *old_fb = NULL;
@@ -2002,14 +1989,12 @@ int drm_mode_setplane(struct drm_device *dev, void *data,
* First, find the plane, crtc, and fb objects. If not available,
* we don't bother to call the driver.
*/
- obj = drm_mode_object_find(dev, plane_req->plane_id,
- DRM_MODE_OBJECT_PLANE);
- if (!obj) {
+ plane = drm_plane_find(dev, plane_req->plane_id);
+ if (!plane) {
DRM_DEBUG_KMS("Unknown plane ID %d\n",
plane_req->plane_id);
return -ENOENT;
}
- plane = obj_to_plane(obj);
/* No fb means shut it down */
if (!plane_req->fb_id) {
@@ -2022,15 +2007,13 @@ int drm_mode_setplane(struct drm_device *dev, void *data,
goto out;
}
- obj = drm_mode_object_find(dev, plane_req->crtc_id,
- DRM_MODE_OBJECT_CRTC);
- if (!obj) {
+ crtc = drm_crtc_find(dev, plane_req->crtc_id);
+ if (!crtc) {
DRM_DEBUG_KMS("Unknown crtc ID %d\n",
plane_req->crtc_id);
ret = -ENOENT;
goto out;
}
- crtc = obj_to_crtc(obj);
fb = drm_framebuffer_lookup(dev, plane_req->fb_id);
if (!fb) {
@@ -2206,7 +2189,6 @@ int drm_mode_setcrtc(struct drm_device *dev, void *data,
{
struct drm_mode_config *config = &dev->mode_config;
struct drm_mode_crtc *crtc_req = data;
- struct drm_mode_object *obj;
struct drm_crtc *crtc;
struct drm_connector **connector_set = NULL, *connector;
struct drm_framebuffer *fb = NULL;
@@ -2224,14 +2206,12 @@ int drm_mode_setcrtc(struct drm_device *dev, void *data,
return -ERANGE;
drm_modeset_lock_all(dev);
- obj = drm_mode_object_find(dev, crtc_req->crtc_id,
- DRM_MODE_OBJECT_CRTC);
- if (!obj) {
+ crtc = drm_crtc_find(dev, crtc_req->crtc_id);
+ if (!crtc) {
DRM_DEBUG_KMS("Unknown CRTC ID %d\n", crtc_req->crtc_id);
ret = -ENOENT;
goto out;
}
- crtc = obj_to_crtc(obj);
DRM_DEBUG_KMS("[CRTC:%d]\n", crtc->base.id);
if (crtc_req->mode_valid) {
@@ -2314,15 +2294,13 @@ int drm_mode_setcrtc(struct drm_device *dev, void *data,
goto out;
}
- obj = drm_mode_object_find(dev, out_id,
- DRM_MODE_OBJECT_CONNECTOR);
- if (!obj) {
+ connector = drm_connector_find(dev, out_id);
+ if (!connector) {
DRM_DEBUG_KMS("Connector id %d unknown\n",
out_id);
ret = -ENOENT;
goto out;
}
- connector = obj_to_connector(obj);
DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n",
connector->base.id,
drm_get_connector_name(connector));
@@ -2354,7 +2332,6 @@ static int drm_mode_cursor_common(struct drm_device *dev,
struct drm_mode_cursor2 *req,
struct drm_file *file_priv)
{
- struct drm_mode_object *obj;
struct drm_crtc *crtc;
int ret = 0;
@@ -2364,12 +2341,11 @@ static int drm_mode_cursor_common(struct drm_device *dev,
if (!req->flags || (~DRM_MODE_CURSOR_FLAGS & req->flags))
return -EINVAL;
- obj = drm_mode_object_find(dev, req->crtc_id, DRM_MODE_OBJECT_CRTC);
- if (!obj) {
+ crtc = drm_crtc_find(dev, req->crtc_id);
+ if (!crtc) {
DRM_DEBUG_KMS("Unknown CRTC ID %d\n", req->crtc_id);
return -ENOENT;
}
- crtc = obj_to_crtc(obj);
drm_modeset_lock(&crtc->mutex, NULL);
if (req->flags & DRM_MODE_CURSOR_BO) {
@@ -3166,7 +3142,6 @@ EXPORT_SYMBOL(drm_object_property_get_value);
int drm_mode_getproperty_ioctl(struct drm_device *dev,
void *data, struct drm_file *file_priv)
{
- struct drm_mode_object *obj;
struct drm_mode_get_property *out_resp = data;
struct drm_property *property;
int enum_count = 0;
@@ -3185,12 +3160,11 @@ int drm_mode_getproperty_ioctl(struct drm_device *dev,
return -EINVAL;
drm_modeset_lock_all(dev);
- obj = drm_mode_object_find(dev, out_resp->prop_id, DRM_MODE_OBJECT_PROPERTY);
- if (!obj) {
+ property = drm_property_find(dev, out_resp->prop_id);
+ if (!property) {
ret = -ENOENT;
goto done;
}
- property = obj_to_property(obj);
if (drm_property_type_is(property, DRM_MODE_PROP_ENUM) ||
drm_property_type_is(property, DRM_MODE_PROP_BITMASK)) {
@@ -3306,7 +3280,6 @@ static void drm_property_destroy_blob(struct drm_device *dev,
int drm_mode_getblob_ioctl(struct drm_device *dev,
void *data, struct drm_file *file_priv)
{
- struct drm_mode_object *obj;
struct drm_mode_get_blob *out_resp = data;
struct drm_property_blob *blob;
int ret = 0;
@@ -3316,12 +3289,11 @@ int drm_mode_getblob_ioctl(struct drm_device *dev,
return -EINVAL;
drm_modeset_lock_all(dev);
- obj = drm_mode_object_find(dev, out_resp->blob_id, DRM_MODE_OBJECT_BLOB);
- if (!obj) {
+ blob = drm_property_blob_find(dev, out_resp->blob_id);
+ if (!blob) {
ret = -ENOENT;
goto done;
}
- blob = obj_to_blob(obj);
if (out_resp->length == blob->length) {
blob_ptr = (void __user *)(unsigned long)out_resp->data;
@@ -3502,7 +3474,6 @@ static int drm_mode_set_obj_prop_id(struct drm_device *dev, void *state,
uint32_t prop_id, uint64_t value, void *blob_data)
{
struct drm_mode_object *arg_obj;
- struct drm_mode_object *prop_obj;
struct drm_property *property;
int i;
@@ -3519,11 +3490,9 @@ static int drm_mode_set_obj_prop_id(struct drm_device *dev, void *state,
if (i == arg_obj->properties->count)
return -EINVAL;
- prop_obj = drm_mode_object_find(dev, prop_id,
- DRM_MODE_OBJECT_PROPERTY);
- if (!prop_obj)
+ property = drm_property_find(dev, prop_id);
+ if (!property)
return -ENOENT;
- property = obj_to_property(prop_obj);
return drm_mode_set_obj_prop(arg_obj, state, property,
value, blob_data);
@@ -3671,7 +3640,6 @@ int drm_mode_gamma_set_ioctl(struct drm_device *dev,
void *data, struct drm_file *file_priv)
{
struct drm_mode_crtc_lut *crtc_lut = data;
- struct drm_mode_object *obj;
struct drm_crtc *crtc;
void *r_base, *g_base, *b_base;
int size;
@@ -3681,12 +3649,11 @@ int drm_mode_gamma_set_ioctl(struct drm_device *dev,
return -EINVAL;
drm_modeset_lock_all(dev);
- obj = drm_mode_object_find(dev, crtc_lut->crtc_id, DRM_MODE_OBJECT_CRTC);
- if (!obj) {
+ crtc = drm_crtc_find(dev, crtc_lut->crtc_id);
+ if (!crtc) {
ret = -ENOENT;
goto out;
}
- crtc = obj_to_crtc(obj);
if (crtc->funcs->gamma_set == NULL) {
ret = -ENOSYS;
@@ -3730,7 +3697,6 @@ int drm_mode_gamma_get_ioctl(struct drm_device *dev,
void *data, struct drm_file *file_priv)
{
struct drm_mode_crtc_lut *crtc_lut = data;
- struct drm_mode_object *obj;
struct drm_crtc *crtc;
void *r_base, *g_base, *b_base;
int size;
@@ -3740,12 +3706,11 @@ int drm_mode_gamma_get_ioctl(struct drm_device *dev,
return -EINVAL;
drm_modeset_lock_all(dev);
- obj = drm_mode_object_find(dev, crtc_lut->crtc_id, DRM_MODE_OBJECT_CRTC);
- if (!obj) {
+ crtc = drm_crtc_find(dev, crtc_lut->crtc_id);
+ if (!crtc) {
ret = -ENOENT;
goto out;
}
- crtc = obj_to_crtc(obj);
/* memcpy into gamma store */
if (crtc_lut->gamma_size != crtc->gamma_size) {
@@ -3780,7 +3745,6 @@ int drm_mode_page_flip_ioctl(struct drm_device *dev,
void *data, struct drm_file *file_priv)
{
struct drm_mode_crtc_page_flip *page_flip = data;
- struct drm_mode_object *obj;
struct drm_crtc *crtc;
struct drm_framebuffer *fb = NULL, *old_fb = NULL;
struct drm_pending_vblank_event *e = NULL;
@@ -3794,10 +3758,9 @@ int drm_mode_page_flip_ioctl(struct drm_device *dev,
if ((page_flip->flags & DRM_MODE_PAGE_FLIP_ASYNC) && !dev->mode_config.async_page_flip)
return -EINVAL;
- obj = drm_mode_object_find(dev, page_flip->crtc_id, DRM_MODE_OBJECT_CRTC);
- if (!obj)
+ crtc = drm_crtc_find(dev, page_flip->crtc_id);
+ if (!crtc)
return -ENOENT;
- crtc = obj_to_crtc(obj);
drm_modeset_lock(&crtc->mutex, NULL);
if (crtc->fb == NULL) {
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index 17790a0..3daaef6 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -1254,6 +1254,15 @@ extern int drm_format_vert_chroma_subsampling(uint32_t format);
extern const char *drm_get_format_name(uint32_t format);
/* Helpers */
+
+static inline struct drm_plane *drm_plane_find(struct drm_device *dev,
+ uint32_t id)
+{
+ struct drm_mode_object *mo;
+ mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_PLANE);
+ return mo ? obj_to_plane(mo) : NULL;
+}
+
static inline struct drm_crtc *drm_crtc_find(struct drm_device *dev,
uint32_t id)
{
@@ -1270,4 +1279,28 @@ static inline struct drm_encoder *drm_encoder_find(struct drm_device *dev,
return mo ? obj_to_encoder(mo) : NULL;
}
+static inline struct drm_connector *drm_connector_find(struct drm_device *dev,
+ uint32_t id)
+{
+ struct drm_mode_object *mo;
+ mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_CONNECTOR);
+ return mo ? obj_to_connector(mo) : NULL;
+}
+
+static inline struct drm_property *drm_property_find(struct drm_device *dev,
+ uint32_t id)
+{
+ struct drm_mode_object *mo;
+ mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_PROPERTY);
+ return mo ? obj_to_property(mo) : NULL;
+}
+
+static inline struct drm_property_blob *
+drm_property_blob_find(struct drm_device *dev, uint32_t id)
+{
+ struct drm_mode_object *mo;
+ mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_BLOB);
+ return mo ? obj_to_blob(mo) : NULL;
+}
+
#endif /* __DRM_CRTC_H__ */
--
1.8.4.2
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