/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * * (C) COPYRIGHT 2018-2021 ARM Limited. All rights reserved. * * This program is free software and is provided to you under the terms of the * GNU General Public License version 2 as published by the Free Software * Foundation, and any use by you of this program is subject to the terms * of such GNU license. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, you can access it online at * http://www.gnu.org/licenses/gpl-2.0.html. * */ /* * Backend-specific Power Manager level 2 cache state definitions. * The function-like macro KBASEP_L2_STATE() must be defined before including * this header file. This header file can be included multiple times in the * same compilation unit with different definitions of KBASEP_L2_STATE(). * * @OFF: The L2 cache and tiler are off * @PEND_ON: The L2 cache and tiler are powering on * @RESTORE_CLOCKS: The GPU clock is restored. Conditionally used. * @ON_HWCNT_ENABLE: The L2 cache and tiler are on, and hwcnt is being enabled * @ON: The L2 cache and tiler are on, and hwcnt is enabled * @ON_HWCNT_DISABLE: The L2 cache and tiler are on, and hwcnt is being disabled * @SLOW_DOWN_CLOCKS: The GPU clock is set to appropriate or lowest clock. * Conditionally used. * @POWER_DOWN: The L2 cache and tiler are about to be powered off * @PEND_OFF: The L2 cache and tiler are powering off * @RESET_WAIT: The GPU is resetting, L2 cache and tiler power state are * unknown */ KBASEP_L2_STATE(OFF) KBASEP_L2_STATE(PEND_ON) KBASEP_L2_STATE(RESTORE_CLOCKS) KBASEP_L2_STATE(ON_HWCNT_ENABLE) KBASEP_L2_STATE(ON) KBASEP_L2_STATE(ON_HWCNT_DISABLE) KBASEP_L2_STATE(SLOW_DOWN_CLOCKS) KBASEP_L2_STATE(POWER_DOWN) KBASEP_L2_STATE(PEND_OFF) KBASEP_L2_STATE(RESET_WAIT)