radeon: enable hawaii accel conditionally (v3)

Only if the kernel has the new CP firmware.

v2: check value of ACCEL_WORKING2
v3 (Andreas Boll):
 - check for value 2 or 3 of ACCEL_WORKING2
 - update man page

Reviewed-by: Michel Dänzer <michel.daenzer@amd.com> (v2)
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Andreas Boll <andreas.boll.dev@gmail.com>
This commit is contained in:
Alex Deucher 2014-08-01 21:55:40 +02:00 • committed by Alex Deucher
commit 94202cbfbc
2 changed files with 7 additions and 5 deletions

View file

@ -229,8 +229,7 @@ Selects software cursor. The default is
Enables or disables all hardware acceleration.
.br
The default is
.B on
except for HAWAII.
.B on.
.TP
.BI "Option \*qZaphodHeads\*q \*q" string \*q
Specify the RandR output(s) to use with zaphod mode for a particular driver