drm/radeon/kms/atom: fix shr/shl ops

The whole attribute table is valid for
shr/shl ops.

Fixes fdo bug 26668

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Cc: stable@kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>

diff --git a/drivers/gpu/drm/radeon/atom.c b/drivers/gpu/drm/radeon/atom.c
index e3b4456..614295a 100644 (file)
--- a/drivers/gpu/drm/radeon/atom.c
+++ b/drivers/gpu/drm/radeon/atom.c
@@ -878,8 +878,6 @@ static void atom_op_shl(atom_exec_context *ctx, int *ptr, int arg)
        uint8_t attr = U8((*ptr)++), shift;
        uint32_t saved, dst;
        int dptr = *ptr;
-       attr &= 0x38;
-       attr |= atom_def_dst[attr >> 3] << 6;
        SDEBUG("   dst: ");
        dst = atom_get_dst(ctx, arg, attr, ptr, &saved, 1);
        shift = atom_get_src(ctx, attr, ptr);
@@ -894,8 +892,6 @@ static void atom_op_shr(atom_exec_context *ctx, int *ptr, int arg)
        uint8_t attr = U8((*ptr)++), shift;
        uint32_t saved, dst;
        int dptr = *ptr;
-       attr &= 0x38;
-       attr |= atom_def_dst[attr >> 3] << 6;
        SDEBUG("   dst: ");
        dst = atom_get_dst(ctx, arg, attr, ptr, &saved, 1);
        shift = atom_get_src(ctx, attr, ptr);