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drm/nv40/pm: parse fan pwm divisor from vbios tables 

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2011-07-28 10:17:40 +10:00
parent d0d110e096
commit 0c101461e2
2 changed files with 4 additions and 1 deletions
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1
drivers/gpu/drm/nouveau/nouveau_drv.h
View File

@ -525,6 +525,7 @@ struct nouveau_pm_engine {
struct nouveau_pm_memtimings memtimings;
struct nouveau_pm_temp_sensor_constants sensor_constants;
struct nouveau_pm_threshold_temp threshold_temp;
u32 pwm_divisor;
struct nouveau_pm_level boot;
struct nouveau_pm_level *cur;

4
drivers/gpu/drm/nouveau/nouveau_perf.c
View File

@ -210,6 +210,9 @@ nouveau_perf_init(struct drm_device *dev)
recordlen = perf[2] + (perf[3] * perf[4]);
entries = perf[5];
}
if (version < 0x30)
pm->pwm_divisor = ROM16(perf[6]);
} else {
if (bios->data[bios->offset + 6] < 0x25) {
legacy_perf_init(dev);
@ -283,7 +286,6 @@ nouveau_perf_init(struct drm_device *dev)
perflvl->memory = ROM16(entry[11]) * 1000;
else
perflvl->memory = ROM16(entry[11]) * 2000;
break;
case 0x25:
perflvl->fanspeed = entry[4];