diff options
Diffstat (limited to 'drivers/mxc/vpu-decoder-b0/vpu_rpc.c')
| -rw-r--r-- | drivers/mxc/vpu-decoder-b0/vpu_rpc.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/mxc/vpu-decoder-b0/vpu_rpc.c b/drivers/mxc/vpu-decoder-b0/vpu_rpc.c index 38f7f2b1388e..d99ae71c14f7 100644 --- a/drivers/mxc/vpu-decoder-b0/vpu_rpc.c +++ b/drivers/mxc/vpu-decoder-b0/vpu_rpc.c @@ -52,6 +52,7 @@ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ +#include <linux/uaccess.h> #include "vpu_rpc.h" void rpc_init_shared_memory(struct shared_addr *This, @@ -257,6 +258,7 @@ static void rpc_update_cmd_buffer_ptr(MediaIPFW_Video_BufDesc *pCmdDesc) { u_int32 uWritePtr; + mb(); uWritePtr = pCmdDesc->uWrPtr + 4; if (uWritePtr >= pCmdDesc->uEnd) uWritePtr = pCmdDesc->uStart; @@ -328,6 +330,7 @@ static void rpc_update_msg_buffer_ptr(MediaIPFW_Video_BufDesc *pMsgDesc) { u_int32 uReadPtr; + mb(); uReadPtr = pMsgDesc->uRdPtr + 4; if (uReadPtr >= pMsgDesc->uEnd) uReadPtr = pMsgDesc->uStart; |