From: Oleg Chernovskiy Date: Sun, 7 Dec 2014 21:10:44 +0000 (+0300) Subject: add common fan control asic callbacks X-Git-Tag: firefly_0821_release~176^2~2312^2~28^2~43 X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=a35a4b2b1818239b54e12b60b6534d5d523eebfc;p=firefly-linux-kernel-4.4.55.git add common fan control asic callbacks Adds 4 callbacks for managing fan state/speed * fan_ctrl_set_mode - manages fan control mode (nonzero == manual) * fan_ctrl_get_mode - queries fan control mode * set_fan_speed_percent - manages fan speed as percentage value * get_fan_speed_percent - queries fan speed as percentage value Signed-off-by: Oleg Chernovskiy Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index 54529b837afa..4195e6cc4e52 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -1967,6 +1967,10 @@ struct radeon_asic { bool (*vblank_too_short)(struct radeon_device *rdev); void (*powergate_uvd)(struct radeon_device *rdev, bool gate); void (*enable_bapm)(struct radeon_device *rdev, bool enable); + void (*fan_ctrl_set_mode)(struct radeon_device *rdev, u32 mode); + u32 (*fan_ctrl_get_mode)(struct radeon_device *rdev); + int (*set_fan_speed_percent)(struct radeon_device *rdev, u32 speed); + int (*get_fan_speed_percent)(struct radeon_device *rdev, u32 *speed); } dpm; /* pageflipping */ struct {