diff options
Diffstat (limited to 'drivers/gpu/drm/drm_crtc.c')
| -rw-r--r-- | drivers/gpu/drm/drm_crtc.c | 147 |
1 files changed, 85 insertions, 62 deletions
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index 7ca2f28348e..a82ec05dee2 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -37,6 +37,29 @@ #include <drm/drm_edid.h> #include <drm/drm_fourcc.h> +/** + * drm_modeset_lock_all - take all modeset locks + * @dev: drm device + * + * This function takes all modeset locks, suitable where a more fine-grained + * scheme isn't (yet) implemented. + */ +void drm_modeset_lock_all(struct drm_device *dev) +{ + mutex_lock(&dev->mode_config.mutex); +} +EXPORT_SYMBOL(drm_modeset_lock_all); + +/** + * drm_modeset_unlock_all - drop all modeset locks + * @dev: device + */ +void drm_modeset_unlock_all(struct drm_device *dev) +{ + mutex_unlock(&dev->mode_config.mutex); +} +EXPORT_SYMBOL(drm_modeset_unlock_all); + /* Avoid boilerplate. I'm tired of typing. */ #define DRM_ENUM_NAME_FN(fnname, list) \ char *fnname(int val) \ @@ -425,7 +448,7 @@ int drm_crtc_init(struct drm_device *dev, struct drm_crtc *crtc, crtc->funcs = funcs; crtc->invert_dimensions = false; - mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock_all(dev); ret = drm_mode_object_get(dev, &crtc->base, DRM_MODE_OBJECT_CRTC); if (ret) @@ -437,7 +460,7 @@ int drm_crtc_init(struct drm_device *dev, struct drm_crtc *crtc, dev->mode_config.num_crtc++; out: - mutex_unlock(&dev->mode_config.mutex); + drm_modeset_unlock_all(dev); return ret; } @@ -512,7 +535,7 @@ int drm_connector_init(struct drm_device *dev, { int ret; - mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock_all(dev); ret = drm_mode_object_get(dev, &connector->base, DRM_MODE_OBJECT_CONNECTOR); if (ret) @@ -542,7 +565,7 @@ int drm_connector_init(struct drm_device *dev, dev->mode_config.dpms_property, 0); out: - mutex_unlock(&dev->mode_config.mutex); + drm_modeset_unlock_all(dev); return ret; } @@ -592,7 +615,7 @@ int drm_encoder_init(struct drm_device *dev, { int ret; - mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock_all(dev); ret = drm_mode_object_get(dev, &encoder->base, DRM_MODE_OBJECT_ENCODER); if (ret) @@ -606,7 +629,7 @@ int drm_encoder_init(struct drm_device *dev, dev->mode_config.num_encoder++; out: - mutex_unlock(&dev->mode_config.mutex); + drm_modeset_unlock_all(dev); return ret; } @@ -615,11 +638,11 @@ EXPORT_SYMBOL(drm_encoder_init); void drm_encoder_cleanup(struct drm_encoder *encoder) { struct drm_device *dev = encoder->dev; - mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock_all(dev); drm_mode_object_put(dev, &encoder->base); list_del(&encoder->head); dev->mode_config.num_encoder--; - mutex_unlock(&dev->mode_config.mutex); + drm_modeset_unlock_all(dev); } EXPORT_SYMBOL(drm_encoder_cleanup); @@ -631,7 +654,7 @@ int drm_plane_init(struct drm_device *dev, struct drm_plane *plane, { int ret; - mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock_all(dev); ret = drm_mode_object_get(dev, &plane->base, DRM_MODE_OBJECT_PLANE); if (ret) @@ -665,7 +688,7 @@ int drm_plane_init(struct drm_device *dev, struct drm_plane *plane, } out: - mutex_unlock(&dev->mode_config.mutex); + drm_modeset_unlock_all(dev); return ret; } @@ -675,7 +698,7 @@ void drm_plane_cleanup(struct drm_plane *plane) { struct drm_device *dev = plane->dev; - mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock_all(dev); kfree(plane->format_types); drm_mode_object_put(dev, &plane->base); /* if not added to a list, it must be a private plane */ @@ -683,7 +706,7 @@ void drm_plane_cleanup(struct drm_plane *plane) list_del(&plane->head); dev->mode_config.num_plane--; } - mutex_unlock(&dev->mode_config.mutex); + drm_modeset_unlock_all(dev); } EXPORT_SYMBOL(drm_plane_cleanup); @@ -963,9 +986,9 @@ void drm_mode_config_init(struct drm_device *dev) INIT_LIST_HEAD(&dev->mode_config.plane_list); idr_init(&dev->mode_config.crtc_idr); - mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock_all(dev); drm_mode_create_standard_connector_properties(dev); - mutex_unlock(&dev->mode_config.mutex); + drm_modeset_unlock_all(dev); /* Just to be sure */ dev->mode_config.num_fb = 0; @@ -1185,7 +1208,7 @@ int drm_mode_getresources(struct drm_device *dev, void *data, if (!drm_core_check_feature(dev, DRIVER_MODESET)) return -EINVAL; - mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock_all(dev); /* * For the non-control nodes we need to limit the list of resources @@ -1327,7 +1350,7 @@ int drm_mode_getresources(struct drm_device *dev, void *data, card_res->count_connectors, card_res->count_encoders); out: - mutex_unlock(&dev->mode_config.mutex); + drm_modeset_unlock_all(dev); return ret; } @@ -1355,7 +1378,7 @@ int drm_mode_getcrtc(struct drm_device *dev, if (!drm_core_check_feature(dev, DRIVER_MODESET)) return -EINVAL; - mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock_all(dev); obj = drm_mode_object_find(dev, crtc_resp->crtc_id, DRM_MODE_OBJECT_CRTC); @@ -1383,7 +1406,7 @@ int drm_mode_getcrtc(struct drm_device *dev, } out: - mutex_unlock(&dev->mode_config.mutex); + drm_modeset_unlock_all(dev); return ret; } @@ -1426,7 +1449,7 @@ int drm_mode_getconnector(struct drm_device *dev, void *data, DRM_DEBUG_KMS("[CONNECTOR:%d:?]\n", out_resp->connector_id); - mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock_all(dev); obj = drm_mode_object_find(dev, out_resp->connector_id, DRM_MODE_OBJECT_CONNECTOR); @@ -1523,7 +1546,7 @@ int drm_mode_getconnector(struct drm_device *dev, void *data, out_resp->count_encoders = encoders_count; out: - mutex_unlock(&dev->mode_config.mutex); + drm_modeset_unlock_all(dev); return ret; } @@ -1538,7 +1561,7 @@ int drm_mode_getencoder(struct drm_device *dev, void *data, if (!drm_core_check_feature(dev, DRIVER_MODESET)) return -EINVAL; - mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock_all(dev); obj = drm_mode_object_find(dev, enc_resp->encoder_id, DRM_MODE_OBJECT_ENCODER); if (!obj) { @@ -1557,7 +1580,7 @@ int drm_mode_getencoder(struct drm_device *dev, void *data, enc_resp->possible_clones = encoder->possible_clones; out: - mutex_unlock(&dev->mode_config.mutex); + drm_modeset_unlock_all(dev); return ret; } @@ -1581,7 +1604,7 @@ int drm_mode_getplane_res(struct drm_device *dev, void *data, if (!drm_core_check_feature(dev, DRIVER_MODESET)) return -EINVAL; - mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock_all(dev); config = &dev->mode_config; /* @@ -1603,7 +1626,7 @@ int drm_mode_getplane_res(struct drm_device *dev, void *data, plane_resp->count_planes = config->num_plane; out: - mutex_unlock(&dev->mode_config.mutex); + drm_modeset_unlock_all(dev); return ret; } @@ -1628,7 +1651,7 @@ int drm_mode_getplane(struct drm_device *dev, void *data, if (!drm_core_check_feature(dev, DRIVER_MODESET)) return -EINVAL; - mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock_all(dev); obj = drm_mode_object_find(dev, plane_resp->plane_id, DRM_MODE_OBJECT_PLANE); if (!obj) { @@ -1668,7 +1691,7 @@ int drm_mode_getplane(struct drm_device *dev, void *data, plane_resp->count_format_types = plane->format_count; out: - mutex_unlock(&dev->mode_config.mutex); + drm_modeset_unlock_all(dev); return ret; } @@ -1696,7 +1719,7 @@ int drm_mode_setplane(struct drm_device *dev, void *data, if (!drm_core_check_feature(dev, DRIVER_MODESET)) return -EINVAL; - mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock_all(dev); /* * First, find the plane, crtc, and fb objects. If not available, @@ -1795,7 +1818,7 @@ int drm_mode_setplane(struct drm_device *dev, void *data, } out: - mutex_unlock(&dev->mode_config.mutex); + drm_modeset_unlock_all(dev); return ret; } @@ -1850,7 +1873,7 @@ int drm_mode_setcrtc(struct drm_device *dev, void *data, if (crtc_req->x > INT_MAX || crtc_req->y > INT_MAX) return -ERANGE; - mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock_all(dev); obj = drm_mode_object_find(dev, crtc_req->crtc_id, DRM_MODE_OBJECT_CRTC); if (!obj) { @@ -1983,7 +2006,7 @@ int drm_mode_setcrtc(struct drm_device *dev, void *data, out: kfree(connector_set); drm_mode_destroy(dev, mode); - mutex_unlock(&dev->mode_config.mutex); + drm_modeset_unlock_all(dev); return ret; } @@ -2001,7 +2024,7 @@ int drm_mode_cursor_ioctl(struct drm_device *dev, if (!req->flags || (~DRM_MODE_CURSOR_FLAGS & req->flags)) return -EINVAL; - mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock_all(dev); obj = drm_mode_object_find(dev, req->crtc_id, DRM_MODE_OBJECT_CRTC); if (!obj) { DRM_DEBUG_KMS("Unknown CRTC ID %d\n", req->crtc_id); @@ -2029,7 +2052,7 @@ int drm_mode_cursor_ioctl(struct drm_device *dev, } } out: - mutex_unlock(&dev->mode_config.mutex); + drm_modeset_unlock_all(dev); return ret; } @@ -2108,7 +2131,7 @@ int drm_mode_addfb(struct drm_device *dev, if ((config->min_height > r.height) || (r.height > config->max_height)) return -EINVAL; - mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock_all(dev); /* TODO check buffer is sufficiently large */ /* TODO setup destructor callback */ @@ -2125,7 +2148,7 @@ int drm_mode_addfb(struct drm_device *dev, DRM_DEBUG_KMS("[FB:%d]\n", fb->base.id); out: - mutex_unlock(&dev->mode_config.mutex); + drm_modeset_unlock_all(dev); return ret; } @@ -2293,7 +2316,7 @@ int drm_mode_addfb2(struct drm_device *dev, if (ret) return ret; - mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock_all(dev); fb = dev->mode_config.funcs->fb_create(dev, file_priv, r); if (IS_ERR(fb)) { @@ -2307,7 +2330,7 @@ int drm_mode_addfb2(struct drm_device *dev, DRM_DEBUG_KMS("[FB:%d]\n", fb->base.id); out: - mutex_unlock(&dev->mode_config.mutex); + drm_modeset_unlock_all(dev); return ret; } @@ -2337,7 +2360,7 @@ int drm_mode_rmfb(struct drm_device *dev, if (!drm_core_check_feature(dev, DRIVER_MODESET)) return -EINVAL; - mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock_all(dev); obj = drm_mode_object_find(dev, *id, DRM_MODE_OBJECT_FB); /* TODO check that we really get a framebuffer back. */ if (!obj) { @@ -2358,7 +2381,7 @@ int drm_mode_rmfb(struct drm_device *dev, drm_framebuffer_remove(fb); out: - mutex_unlock(&dev->mode_config.mutex); + drm_modeset_unlock_all(dev); return ret; } @@ -2386,7 +2409,7 @@ int drm_mode_getfb(struct drm_device *dev, if (!drm_core_check_feature(dev, DRIVER_MODESET)) return -EINVAL; - mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock_all(dev); obj = drm_mode_object_find(dev, r->fb_id, DRM_MODE_OBJECT_FB); if (!obj) { ret = -EINVAL; @@ -2405,7 +2428,7 @@ int drm_mode_getfb(struct drm_device *dev, ret = -ENODEV; out: - mutex_unlock(&dev->mode_config.mutex); + drm_modeset_unlock_all(dev); return ret; } @@ -2424,7 +2447,7 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev, if (!drm_core_check_feature(dev, DRIVER_MODESET)) return -EINVAL; - mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock_all(dev); obj = drm_mode_object_find(dev, r->fb_id, DRM_MODE_OBJECT_FB); if (!obj) { ret = -EINVAL; @@ -2478,7 +2501,7 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev, out_err2: kfree(clips); out_err1: - mutex_unlock(&dev->mode_config.mutex); + drm_modeset_unlock_all(dev); return ret; } @@ -2499,11 +2522,11 @@ void drm_fb_release(struct drm_file *priv) struct drm_device *dev = priv->minor->dev; struct drm_framebuffer *fb, *tfb; - mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock_all(dev); list_for_each_entry_safe(fb, tfb, &priv->fbs, filp_head) { drm_framebuffer_remove(fb); } - mutex_unlock(&dev->mode_config.mutex); + drm_modeset_unlock_all(dev); } /** @@ -2618,7 +2641,7 @@ int drm_mode_attachmode_ioctl(struct drm_device *dev, if (!drm_core_check_feature(dev, DRIVER_MODESET)) return -EINVAL; - mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock_all(dev); obj = drm_mode_object_find(dev, mode_cmd->connector_id, DRM_MODE_OBJECT_CONNECTOR); if (!obj) { @@ -2642,7 +2665,7 @@ int drm_mode_attachmode_ioctl(struct drm_device *dev, drm_mode_attachmode(dev, connector, mode); out: - mutex_unlock(&dev->mode_config.mutex); + drm_modeset_unlock_all(dev); return ret; } @@ -2671,7 +2694,7 @@ int drm_mode_detachmode_ioctl(struct drm_device *dev, if (!drm_core_check_feature(dev, DRIVER_MODESET)) return -EINVAL; - mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock_all(dev); obj = drm_mode_object_find(dev, mode_cmd->connector_id, DRM_MODE_OBJECT_CONNECTOR); if (!obj) { @@ -2688,7 +2711,7 @@ int drm_mode_detachmode_ioctl(struct drm_device *dev, ret = drm_mode_detachmode(dev, connector, &mode); out: - mutex_unlock(&dev->mode_config.mutex); + drm_modeset_unlock_all(dev); return ret; } @@ -2934,7 +2957,7 @@ int drm_mode_getproperty_ioctl(struct drm_device *dev, if (!drm_core_check_feature(dev, DRIVER_MODESET)) return -EINVAL; - mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock_all(dev); obj = drm_mode_object_find(dev, out_resp->prop_id, DRM_MODE_OBJECT_PROPERTY); if (!obj) { ret = -EINVAL; @@ -3012,7 +3035,7 @@ int drm_mode_getproperty_ioctl(struct drm_device *dev, out_resp->count_enum_blobs = blob_count; } done: - mutex_unlock(&dev->mode_config.mutex); + drm_modeset_unlock_all(dev); return ret; } @@ -3063,7 +3086,7 @@ int drm_mode_getblob_ioctl(struct drm_device *dev, if (!drm_core_check_feature(dev, DRIVER_MODESET)) return -EINVAL; - mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock_all(dev); obj = drm_mode_object_find(dev, out_resp->blob_id, DRM_MODE_OBJECT_BLOB); if (!obj) { ret = -EINVAL; @@ -3081,7 +3104,7 @@ int drm_mode_getblob_ioctl(struct drm_device *dev, out_resp->length = blob->length; done: - mutex_unlock(&dev->mode_config.mutex); + drm_modeset_unlock_all(dev); return ret; } @@ -3223,7 +3246,7 @@ int drm_mode_obj_get_properties_ioctl(struct drm_device *dev, void *data, if (!drm_core_check_feature(dev, DRIVER_MODESET)) return -EINVAL; - mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock_all(dev); obj = drm_mode_object_find(dev, arg->obj_id, arg->obj_type); if (!obj) { @@ -3260,7 +3283,7 @@ int drm_mode_obj_get_properties_ioctl(struct drm_device *dev, void *data, } arg->count_props = props_count; out: - mutex_unlock(&dev->mode_config.mutex); + drm_modeset_unlock_all(dev); return ret; } @@ -3277,7 +3300,7 @@ int drm_mode_obj_set_property_ioctl(struct drm_device *dev, void *data, if (!drm_core_check_feature(dev, DRIVER_MODESET)) return -EINVAL; - mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock_all(dev); arg_obj = drm_mode_object_find(dev, arg->obj_id, arg->obj_type); if (!arg_obj) @@ -3315,7 +3338,7 @@ int drm_mode_obj_set_property_ioctl(struct drm_device *dev, void *data, } out: - mutex_unlock(&dev->mode_config.mutex); + drm_modeset_unlock_all(dev); return ret; } @@ -3377,7 +3400,7 @@ int drm_mode_gamma_set_ioctl(struct drm_device *dev, if (!drm_core_check_feature(dev, DRIVER_MODESET)) return -EINVAL; - mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock_all(dev); obj = drm_mode_object_find(dev, crtc_lut->crtc_id, DRM_MODE_OBJECT_CRTC); if (!obj) { ret = -EINVAL; @@ -3418,7 +3441,7 @@ int drm_mode_gamma_set_ioctl(struct drm_device *dev, crtc->funcs->gamma_set(crtc, r_base, g_base, b_base, 0, crtc->gamma_size); out: - mutex_unlock(&dev->mode_config.mutex); + drm_modeset_unlock_all(dev); return ret; } @@ -3436,7 +3459,7 @@ int drm_mode_gamma_get_ioctl(struct drm_device *dev, if (!drm_core_check_feature(dev, DRIVER_MODESET)) return -EINVAL; - mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock_all(dev); obj = drm_mode_object_find(dev, crtc_lut->crtc_id, DRM_MODE_OBJECT_CRTC); if (!obj) { ret = -EINVAL; @@ -3469,7 +3492,7 @@ int drm_mode_gamma_get_ioctl(struct drm_device *dev, goto out; } out: - mutex_unlock(&dev->mode_config.mutex); + drm_modeset_unlock_all(dev); return ret; } @@ -3489,7 +3512,7 @@ int drm_mode_page_flip_ioctl(struct drm_device *dev, page_flip->reserved != 0) return -EINVAL; - mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock_all(dev); obj = drm_mode_object_find(dev, page_flip->crtc_id, DRM_MODE_OBJECT_CRTC); if (!obj) goto out; @@ -3567,7 +3590,7 @@ int drm_mode_page_flip_ioctl(struct drm_device *dev, } out: - mutex_unlock(&dev->mode_config.mutex); + drm_modeset_unlock_all(dev); return ret; } |