From: Martin Peres Date: Sun, 29 Nov 2015 14:10:18 +0000 (+0200) Subject: drm/nouveau/bios/fan: hardcode the fan mode to linear X-Git-Tag: firefly_0821_release~176^2~493^2^2~1 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=a814a29d7bbfdfe56fe1bb9641a185077066eb9f;p=firefly-linux-kernel-4.4.55.git drm/nouveau/bios/fan: hardcode the fan mode to linear This is an oversight that made use of the trip-point-based fan managenent on cards that never expose those. This led the fan to stay at fan_min. Fortunately, the emergency code would kick when the temperature would reach 90°C. Reported-by: Tom Englund Tested-by: Tom Englund Signed-off-by: Martin Peres Tested-by: Daemon32 Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=92126 Signed-off-by: Ben Skeggs Cc: stable@vger.kernel.org --- diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/fan.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/fan.c index 43006db6fd58..80fed7e78dcb 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/fan.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/fan.c @@ -83,6 +83,7 @@ nvbios_fan_parse(struct nvkm_bios *bios, struct nvbios_therm_fan *fan) fan->type = NVBIOS_THERM_FAN_UNK; } + fan->fan_mode = NVBIOS_THERM_FAN_LINEAR; fan->min_duty = nvbios_rd08(bios, data + 0x02); fan->max_duty = nvbios_rd08(bios, data + 0x03);