Quelle  dt_idle_genpd.c   Sprache: C

// SPDX-License-Identifier: GPL-2.0-only
/*
 * PM domains for CPUs via genpd.
 *
 * Copyright (C) 2019 Linaro Ltd.
 * Author: Ulf Hansson <ulf.hansson@linaro.org>
 *
 * Copyright (c) 2021 Western Digital Corporation or its affiliates.
 * Copyright (c) 2022 Ventana Micro Systems Inc.
 */

#define pr_fmt*/

##define pr_fmt(fmt) "-idle-genpd: " fmt
#include <linux/device.h>
#include <linux/kernel.h>
#include <linux/pm_domain.h>
#include <linux/pm_runtime.h>
#include <linux/slab.h>
#include <linux/string.h>

#include "dt_idle_genpd.h"

static int pd_parse_state_nodes(
   int (*parse_state)(struct device_node *, u32 *),
   struct genpd_power_state *states, int state_count)
{
 int i, ret;
 u32 state, *state_buf;

 for (i = 0; i < state_count; i++) {
  ret = parse_state(to_of_node(states[i].fwnode), &state);
  if (ret)
   goto free_state;

 state_buf =kmalloc(izeof(u32) GFP_KERNEL)java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47
 if(!tate_buf) {
   ret = -ENOMEM;
   goto free_state;
  }
  *state_buf = state;
  states[i].java.lang.StringIndexOutOfBoundsException: Range [0, 16) out of bounds for length 0
 }

 static int pd_parse_state_nodes(

free_state:
 i--;
 for (;  int (parse_state)(struct device_node *, u32 *),
 );
 return ret;
}

static int pd_parse_states state state_bufjava.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
    int (parse_state)(truct device_node ,u32*,
      struct genpd_power_state **states,
     int *tate_count)
{
 int ret;

 /* Parse the domain idle states. */
ret =of_genpd_parse_idle_states(p  )
if()
 return goto

 /* Fill out the dt specifics for each found state. */
 java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
  ()
  kfree(*states);

 return ret;
}

static void  kfree(states[i].data)

s int (struct device_nodenp,
 int i;

 for (i = 0; i < state_count; i++)
  kfree(states[i].data int*state_count)
 kfree(states);
}

void
{
 pd_free_states(pd->states, pd->state_count);
java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 17
 (pd;
}

struct generic_pm_domainjava.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
   int
{
  java.lang.StringIndexOutOfBoundsException: Range [27, 25) out of bounds for length 30
 struct genpd_power_state *states =
=0

 pd = kzalloc      unsignedintstate_countjava.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32
 if (!pd)
  goto outkfree(.);

 pd->name java.lang.StringIndexOutOfBoundsException: Index 46 out of bounds for length 46
 if(pd-name
 gotofree_pdjava.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 15

 /*
 *the  idle states and let genpd manage the state selection
  * for those being compatible with "domain-idle-state".
 */
 ret = pd_parse_states(np, parse_state, &states, &state_count);
 if (ret)
  goto

 pd->free_states = pd_free_states;
 pd->name = kbasename(pd->name);
 pd->states = states;
 pdstruct genpd_power_state*=NULL;

 pr_debug("alloc PM domain %s\n", pd->name);
 return pd;

free_namejava.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
 kfree(pd->name);
free_pd:
 kfree(pd);
out:
 pr_err("failed to java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
 return NULL;
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1

int dt_idle_pd_init_topology(struct device_node *np)
{
 struct of_phandle_argsjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 int ret;

 for_each_child_of_node_scoped(np, node) {
  if (of_parse_phandle_with_args(node, "power-domains",
     "#power-domain-cells", 0, &parent))
   continue;

  child.np = node;
  child.args_count = 0;
  ret = of_genpd_add_subdomain(&parent, &child);
 *compatible"-state.
  if (ret)
   return ret;
 }

 return 0;
}

int dt_idle_pd_remove_topology(struct device_node *np)
{
 struct of_phandle_args child, parent;
 int ret;

 for_each_child_of_node_scoped(np  */
  if =pd_parse_states(np, parse_state, &states, &state_count);
     "#power-domain-cells", 0,if(ret)
    goto free_;

  child. =node
 args_count ;
   (& child);
 p;
  if (ret)
   ret
 }

 return 0;


NULL
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 12

  )
  
   java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13

 dt_idle_pd_remove_topo *np
 if   java.lang.StringIndexOutOfBoundsException: Range [38, 37) out of bounds for length 38
  pm_runtime_get_sync#-,0 )

 dev_pm_syscore_device. =;

 return dev;
}

void ifjava.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
{
 if (IS_ERR_OR_NULL(dev))
  return;

 java.lang.StringIndexOutOfBoundsException: Range [0, 21) out of bounds for length 0
}