1*4882a593Smuzhiyun /* 2*4882a593Smuzhiyun * 3*4882a593Smuzhiyun * (C) COPYRIGHT 2012-2017 ARM Limited. All rights reserved. 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun * This program is free software and is provided to you under the terms of the 6*4882a593Smuzhiyun * GNU General Public License version 2 as published by the Free Software 7*4882a593Smuzhiyun * Foundation, and any use by you of this program is subject to the terms 8*4882a593Smuzhiyun * of such GNU licence. 9*4882a593Smuzhiyun * 10*4882a593Smuzhiyun * A copy of the licence is included with the program, and can also be obtained 11*4882a593Smuzhiyun * from Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 12*4882a593Smuzhiyun * Boston, MA 02110-1301, USA. 13*4882a593Smuzhiyun * 14*4882a593Smuzhiyun */ 15*4882a593Smuzhiyun 16*4882a593Smuzhiyun 17*4882a593Smuzhiyun 18*4882a593Smuzhiyun 19*4882a593Smuzhiyun 20*4882a593Smuzhiyun /** 21*4882a593Smuzhiyun * @file 22*4882a593Smuzhiyun * Run-time work-arounds helpers 23*4882a593Smuzhiyun */ 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun #ifndef _KBASE_HW_H_ 26*4882a593Smuzhiyun #define _KBASE_HW_H_ 27*4882a593Smuzhiyun 28*4882a593Smuzhiyun #include "mali_kbase_defs.h" 29*4882a593Smuzhiyun 30*4882a593Smuzhiyun /** 31*4882a593Smuzhiyun * @brief Tell whether a work-around should be enabled 32*4882a593Smuzhiyun */ 33*4882a593Smuzhiyun #define kbase_hw_has_issue(kbdev, issue)\ 34*4882a593Smuzhiyun test_bit(issue, &(kbdev)->hw_issues_mask[0]) 35*4882a593Smuzhiyun 36*4882a593Smuzhiyun /** 37*4882a593Smuzhiyun * @brief Tell whether a feature is supported 38*4882a593Smuzhiyun */ 39*4882a593Smuzhiyun #define kbase_hw_has_feature(kbdev, feature)\ 40*4882a593Smuzhiyun test_bit(feature, &(kbdev)->hw_features_mask[0]) 41*4882a593Smuzhiyun 42*4882a593Smuzhiyun /** 43*4882a593Smuzhiyun * kbase_hw_set_issues_mask - Set the hardware issues mask based on the GPU ID 44*4882a593Smuzhiyun * @kbdev: Device pointer 45*4882a593Smuzhiyun * 46*4882a593Smuzhiyun * Return: 0 if the GPU ID was recognized, otherwise -EINVAL. 47*4882a593Smuzhiyun * 48*4882a593Smuzhiyun * The GPU ID is read from the @kbdev. 49*4882a593Smuzhiyun * 50*4882a593Smuzhiyun * In debugging versions of the driver, unknown versions of a known GPU with a 51*4882a593Smuzhiyun * new-format ID will be treated as the most recent known version not later 52*4882a593Smuzhiyun * than the actual version. In such circumstances, the GPU ID in @kbdev will 53*4882a593Smuzhiyun * also be replaced with the most recent known version. 54*4882a593Smuzhiyun * 55*4882a593Smuzhiyun * Note: The GPU configuration must have been read by 56*4882a593Smuzhiyun * kbase_gpuprops_get_props() before calling this function. 57*4882a593Smuzhiyun */ 58*4882a593Smuzhiyun int kbase_hw_set_issues_mask(struct kbase_device *kbdev); 59*4882a593Smuzhiyun 60*4882a593Smuzhiyun /** 61*4882a593Smuzhiyun * @brief Set the features mask depending on the GPU ID 62*4882a593Smuzhiyun */ 63*4882a593Smuzhiyun void kbase_hw_set_features_mask(struct kbase_device *kbdev); 64*4882a593Smuzhiyun 65*4882a593Smuzhiyun #endif /* _KBASE_HW_H_ */ 66