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authorAlex Deucher <alexander.deucher@amd.com>2013-05-15 17:25:03 -0400
committerAlex Deucher <alexander.deucher@amd.com>2013-08-30 16:30:26 -0400
commit61fb192a1cf87413e19f565495595c8c116d7c10 (patch)
tree7109a80a41a5e986964aefc4446212d65b183ad0 /drivers/gpu/drm/radeon/r600_dpm.h
parentdrm/radeon/dpm: add vce clocks to radeon_ps (diff)
downloadlinux-dev-61fb192a1cf87413e19f565495595c8c116d7c10.tar.xz
linux-dev-61fb192a1cf87413e19f565495595c8c116d7c10.zip
drm/radeon/dpm: add a helper to encode pcie lane setting
convert from number of lanes to register setting. Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/r600_dpm.h')
-rw-r--r--drivers/gpu/drm/radeon/r600_dpm.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/r600_dpm.h b/drivers/gpu/drm/radeon/r600_dpm.h
index 71d5d93c371b..8dc1fbd9dbf1 100644
--- a/drivers/gpu/drm/radeon/r600_dpm.h
+++ b/drivers/gpu/drm/radeon/r600_dpm.h
@@ -227,5 +227,6 @@ enum radeon_pcie_gen r600_get_pcie_gen_support(struct radeon_device *rdev,
u16 r600_get_pcie_lane_support(struct radeon_device *rdev,
u16 asic_lanes,
u16 default_lanes);
+u8 r600_encode_pci_lane_width(u32 lanes);
#endif