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igt/gem_exec_nop: Control boost/idle frequencies

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Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2015-07-01 20:51:54 +01:00
parent b43070987e
commit 614895fec1
1 changed files with 11 additions and 1 deletions
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12
tests/gem_exec_nop.c
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@ -179,6 +179,8 @@ static void set_min_freq(void)
int min = sysfs_read("gt_RPn_freq_mhz");
igt_require(min > 0);
igt_debug("Setting min/max to %dMHz\n", min);
(void)sysfs_write("gt_idle_freq_mhz", min);
(void)sysfs_write("gt_boost_freq_mhz", min);
igt_require(sysfs_write("gt_min_freq_mhz", min) == 0 &&
sysfs_write("gt_max_freq_mhz", min) == 0);
}
@ -188,6 +190,8 @@ static void set_max_freq(void)
int max = sysfs_read("gt_RP0_freq_mhz");
igt_require(max > 0);
igt_debug("Setting min/max to %dMHz\n", max);
(void)sysfs_write("gt_idle_freq_mhz", max);
(void)sysfs_write("gt_boost_freq_mhz", max);
igt_require(sysfs_write("gt_max_freq_mhz", max) == 0 &&
sysfs_write("gt_min_freq_mhz", max) == 0);
}
@ -203,7 +207,7 @@ igt_main
{ "-max", set_max_freq },
{ NULL, NULL },
}, *r;
int min = -1, max = -1;
int min = -1, max = -1, boost = -1, idle = -1;
uint32_t handle = 0;
igt_fixture {
@ -211,6 +215,8 @@ igt_main
min = sysfs_read("gt_min_freq_mhz");
max = sysfs_read("gt_max_freq_mhz");
boost = sysfs_read("gt_boost_freq_mhz");
idle = sysfs_read("gt_idle_freq_mhz");
handle = gem_create(device, 4096);
gem_write(device, handle, 0, batch, sizeof(batch));
@ -239,6 +245,10 @@ igt_main
sysfs_write("gt_min_freq_mhz", min);
if (max > 0)
sysfs_write("gt_max_freq_mhz", max);
if (boost > 0)
sysfs_write("gt_boost_freq_mhz", boost);
if (idle > 0)
sysfs_write("gt_idle_freq_mhz", idle);
close(device);
}
}