OMAP: DSS2: Fix: Read correct bit in dispc_enable_alpha_blending()
OMAP: DSS2: Fix: Read correct bit in dispc_enable_alpha_blending()

Read correct DISPC_CONFIG bit when the channel is DIGIT, remove extra line
at the end of the function.

Signed-off-by: Archit Taneja <49f60fff7e48ce8acf4d32f930e8060f85030a2d@ti.com>
Signed-off-by: Tomi Valkeinen <e1ca4dbb8be1acaf20734fecd2da10ed1d46a9bb@nokia.com>

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