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lib/drmtest: use igt_require/assert in the prefault helpers

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This commit is contained in:
Daniel Vetter 2013-09-03 12:22:09 +02:00
parent e45b7d9474
commit f4b93781be
2 changed files with 8 additions and 18 deletions
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22
lib/drmtest.c
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@ -1956,7 +1956,7 @@ void kmstest_free_connector_config(struct kmstest_connector_config *config)
}
#define PREFAULT_DEBUGFS "/sys/module/i915/parameters/prefault_disable"
static int igt_prefault_control(bool enable)
static void igt_prefault_control(bool enable)
{
const char *name = PREFAULT_DEBUGFS;
int fd;
@ -1965,26 +1965,16 @@ static int igt_prefault_control(bool enable)
int result = 0;
fd = open(name, O_RDWR);
if (fd == -1) {
fprintf(stderr, "Couldn't open prefault_debugfs.%s\n",
strerror(errno));
return -1;
}
igt_require(fd >= 0);
if (enable)
index = 1;
else
index = 0;
if (write(fd, &buf[index], 1) != 1) {
fprintf(stderr, "write prefault_debugfs error.%s\n",
strerror(errno));
result = -1;
}
igt_assert(write(fd, &buf[index], 1) == 1);
close(fd);
return result;
}
static void enable_prefault_at_exit(int sig)
@ -1992,14 +1982,14 @@ static void enable_prefault_at_exit(int sig)
igt_enable_prefault();
}
int igt_disable_prefault(void)
void igt_disable_prefault(void)
{
igt_install_exit_handler(enable_prefault_at_exit);
return igt_prefault_control(false);
igt_prefault_control(false);
}
int igt_enable_prefault(void)
void igt_enable_prefault(void)
{
return igt_prefault_control(true);
}

4
lib/drmtest.h
View File

@ -341,8 +341,8 @@ void igt_disable_exit_handler(void);
int igt_set_vt_graphics_mode(void);
/* prefault disabling, needs the corresponding debugfs interface */
int igt_disable_prefault(void);
int igt_enable_prefault(void);
void igt_disable_prefault(void);
void igt_enable_prefault(void);
/* suspend and auto-resume system */
void igt_system_suspend_autoresume(void);