M7350/kernel/drivers/gpu/msm/adreno_debugfs.c

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2024-09-09 08:52:07 +00:00
/* Copyright (c) 2002,2008-2013, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* 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.
*
*/
#include <linux/export.h>
#include <linux/delay.h>
#include <linux/debugfs.h>
#include <linux/uaccess.h>
#include <linux/io.h>
#include "kgsl.h"
#include "adreno.h"
#include "kgsl_cffdump.h"
#include "a2xx_reg.h"
unsigned int kgsl_cff_dump_enable;
DEFINE_SIMPLE_ATTRIBUTE(kgsl_cff_dump_enable_fops, kgsl_cff_dump_enable_get,
kgsl_cff_dump_enable_set, "%llu\n");
typedef void (*reg_read_init_t)(struct kgsl_device *device);
typedef void (*reg_read_fill_t)(struct kgsl_device *device, int i,
unsigned int *vals, int linec);
void adreno_debugfs_init(struct kgsl_device *device)
{
struct adreno_device *adreno_dev = ADRENO_DEVICE(device);
if (!device->d_debugfs || IS_ERR(device->d_debugfs))
return;
debugfs_create_file("cff_dump", 0644, device->d_debugfs, device,
&kgsl_cff_dump_enable_fops);
debugfs_create_u32("wait_timeout", 0644, device->d_debugfs,
&adreno_dev->wait_timeout);
debugfs_create_u32("ib_check", 0644, device->d_debugfs,
&adreno_dev->ib_check_level);
/* By Default enable fast hang detection */
adreno_dev->fast_hang_detect = 1;
debugfs_create_u32("fast_hang_detect", 0644, device->d_debugfs,
&adreno_dev->fast_hang_detect);
/*
* FT policy can be set to any of the options below.
* KGSL_FT_DISABLE -> BIT(0) Set to disable FT
* KGSL_FT_REPLAY -> BIT(1) Set to enable replay
* KGSL_FT_SKIPIB -> BIT(2) Set to skip IB
* KGSL_FT_SKIPFRAME -> BIT(3) Set to skip frame
* by default set FT policy to KGSL_FT_DEFAULT_POLICY
*/
adreno_dev->ft_policy = KGSL_FT_DEFAULT_POLICY;
debugfs_create_u32("ft_policy", 0644, device->d_debugfs,
&adreno_dev->ft_policy);
/* By default enable long IB detection */
adreno_dev->long_ib_detect = 1;
debugfs_create_u32("long_ib_detect", 0644, device->d_debugfs,
&adreno_dev->long_ib_detect);
/*
* FT pagefault policy can be set to any of the options below.
* KGSL_FT_PAGEFAULT_INT_ENABLE -> BIT(0) set to enable pagefault INT
* KGSL_FT_PAGEFAULT_GPUHALT_ENABLE -> BIT(1) Set to enable GPU HALT on
* pagefaults. This stalls the GPU on a pagefault on IOMMU v1 HW.
* KGSL_FT_PAGEFAULT_LOG_ONE_PER_PAGE -> BIT(2) Set to log only one
* pagefault per page.
* KGSL_FT_PAGEFAULT_LOG_ONE_PER_INT -> BIT(3) Set to log only one
* pagefault per INT.
*/
adreno_dev->ft_pf_policy = KGSL_FT_PAGEFAULT_DEFAULT_POLICY;
debugfs_create_u32("ft_pagefault_policy", 0644, device->d_debugfs,
&adreno_dev->ft_pf_policy);
debugfs_create_u32("active_cnt", 0444, device->d_debugfs,
&device->active_cnt);
}