drm: fix radeon setparam on 32/64 bit systems.
drm: fix radeon setparam on 32/64 bit systems.

The alignment on 64-bit is different for 64-bit values.

Signed-off-by: Dave Airlie <f2295d84e358395675bc8031be58672073ae065e@linux.ie>

TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs