Merge branch 'sh/smp'

[pandora-kernel.git] / drivers / gpu / drm / radeon / atom.c

diff --git a/drivers/gpu/drm/radeon/atom.c b/drivers/gpu/drm/radeon/atom.c
index bcec2d7..1d56983 100644 (file)
--- a/drivers/gpu/drm/radeon/atom.c
+++ b/drivers/gpu/drm/radeon/atom.c
@@ -908,11 +908,16 @@ 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;
+       uint32_t dst_align = atom_dst_to_src[(attr >> 3) & 7][(attr >> 6) & 3];
        SDEBUG("   dst: ");
        dst = atom_get_dst(ctx, arg, attr, ptr, &saved, 1);
+       /* op needs to full dst value */
+       dst = saved;
        shift = atom_get_src(ctx, attr, ptr);
        SDEBUG("   shift: %d\n", shift);
        dst <<= shift;
+       dst &= atom_arg_mask[dst_align];
+       dst >>= atom_arg_shift[dst_align];
        SDEBUG("   dst: ");
        atom_put_dst(ctx, arg, attr, &dptr, dst, saved);
 }
@@ -922,11 +927,16 @@ 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;
+       uint32_t dst_align = atom_dst_to_src[(attr >> 3) & 7][(attr >> 6) & 3];
        SDEBUG("   dst: ");
        dst = atom_get_dst(ctx, arg, attr, ptr, &saved, 1);
+       /* op needs to full dst value */
+       dst = saved;
        shift = atom_get_src(ctx, attr, ptr);
        SDEBUG("   shift: %d\n", shift);
        dst >>= shift;
+       dst &= atom_arg_mask[dst_align];
+       dst >>= atom_arg_shift[dst_align];
        SDEBUG("   dst: ");
        atom_put_dst(ctx, arg, attr, &dptr, dst, saved);
 }