/* * Copyright 2017 Advanced Micro Devices, Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. * * Authors: AMD *
*/
/* Flag passed in structure differentiates cursor enable/disable. */ /* Update if it differs from cached state. */
REG_UPDATE(CUR_CONTROL, CURSOR_EN, position->enable);
/* * Program cursor size -- NOTE: HW spec specifies that HW register * stores size as (height - 1, width - 1)
*/
REG_SET_2(CUR_SIZE, 0,
CURSOR_WIDTH, attributes->width-1,
CURSOR_HEIGHT, attributes->height-1);
/* Program cursor surface address */ /* SURFACE_ADDRESS_HIGH: Higher order bits (39:32) of hardware cursor * surface base address in byte. It is 4K byte aligned. * The correct way to program cursor surface address is to first write * to CUR_SURFACE_ADDRESS_HIGH, and then write to CUR_SURFACE_ADDRESS
*/
REG_SET(CUR_SURFACE_ADDRESS_HIGH, 0,
CURSOR_SURFACE_ADDRESS_HIGH, attributes->address.high_part);
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