drm/radeon: Add a common function for DFS handling

commit a64c9dab1c upstream.

Move encoding of DFS (digital frequency synthesizer) divider into a
separate function and improve calculation precision.

Signed-off-by: Slava Grigorev <slava.grigorev@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Slava Grigorev 2016-01-26 16:56:25 -05:00 • committed by Greg Kroah-Hartman
commit c38554e8df
3 changed files with 15 additions and 10 deletions