Cross Reference: /drivers/media/video/uvc/uvc

Lines Matching refs:controls
800 		ctrl = &entity->controls[i];
886 			/* GET_RES is mandatory for XU controls, but some
993  * Mapping V4L2 controls to UVC controls can be straighforward if done well.
994  * Most of the UVC controls exist in V4L2, and can be mapped directly. Some
996  * Balance V4L2 controls use the White Balance Component UVC control) or
998  * table for the controls that can be mapped directly, and handle the others
1061  * To make extended set operations as atomic as the hardware allows, controls
1073  * After processing all controls in the transaction, uvc_ctrl_commit or
1075  * hardware or revert them. When applying changes, all controls marked as
1077  * cleared. When reverting controls, the control data field
1079  * (UVC_CTRL_DATA_BACKUP) for all dirty controls. Both functions release the
1098 		ctrl = &entity->controls[i];
1102 		/* Reset the loaded flag for auto-update controls that were
1240 		 * UVC controls that support it.
1300  * Dynamic controls
1343  * Query control information (size and flags) for XU controls.
1456 		ctrl = &entity->controls[i];
1553  * Restore control values after resume, skipping controls that haven't been
1557  * - Don't restore modified controls that are back to their default value.
1568 	/* Walk the entities list and restore controls when possible. */
1572 			ctrl = &entity->controls[i];
1691 			ctrl = &entity->controls[i];
1707 	/* Perform delayed initialization of XU controls */
1744  * Prune an entity of its bogus controls using a blacklist. Bogus controls
1769 	u8 *controls;
1775 		controls = entity->processing.bmControls;
1782 		controls = entity->camera.bmControls;
1795 		    !uvc_test_bit(controls, blacklist[i].index))
1801 		uvc_clear_bit(controls, blacklist[i].index);
1817 	/* XU controls initialization requires querying the device for control
1819 	 * repeatedly in a tight loop, delay XU controls initialization until
1844  * Initialize device controls.
1851 	/* Walk the entities list and instantiate controls */
1868 		/* Remove bogus/blacklisted controls */
1871 		/* Count supported controls and allocate the controls array */
1877 		entity->controls = kcalloc(ncontrols, sizeof(*ctrl),
1879 		if (entity->controls == NULL)
1883 		/* Initialize all supported controls */
1884 		ctrl = entity->controls;
1901  * Cleanup device controls.
1920 	/* Free controls and control mappings for all entities. */
1923 			struct uvc_control *ctrl = &entity->controls[i];
1932 		kfree(entity->controls);