#include <linux/module.h>
#include <linux/sched.h>
+#include <linux/slab.h>
#include <asm/unaligned.h>
#define ATOM_DEBUG
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);
}
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);
}
int len, ws, ps, ptr;
unsigned char op;
atom_exec_context ectx;
+ int ret = 0;
if (!base)
return -EINVAL;
if (ectx.abort) {
DRM_ERROR("atombios stuck executing %04X (len %d, WS %d, PS %d) @ 0x%04X\n",
base, len, ws, ps, ptr - 1);
- return -EINVAL;
+ ret = -EINVAL;
+ goto free;
}
if (op < ATOM_OP_CNT && op > 0)
debug_depth--;
SDEBUG("<<\n");
+free:
if (ws)
kfree(ectx.ws);
- return 0;
+ return ret;
}
int atom_execute_table(struct atom_context *ctx, int index, uint32_t * params)