diff options
Diffstat (limited to 'qemu/hw/dma/etraxfs_dma.c')
| -rw-r--r-- | qemu/hw/dma/etraxfs_dma.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/qemu/hw/dma/etraxfs_dma.c b/qemu/hw/dma/etraxfs_dma.c index 359951341..d5650eb88 100644 --- a/qemu/hw/dma/etraxfs_dma.c +++ b/qemu/hw/dma/etraxfs_dma.c @@ -21,8 +21,7 @@ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ -#include <stdio.h> -#include <sys/time.h> +#include "qemu/osdep.h" #include "hw/hw.h" #include "exec/address-spaces.h" #include "qemu-common.h" @@ -441,13 +440,16 @@ static int channel_out_run(struct fs_dma_ctrl *ctrl, int c) D(printf("channel %d pushes %x %u bytes eop=%u\n", c, saved_data_buf, len, out_eop)); - if (ctrl->channels[c].client->client.push) - ctrl->channels[c].client->client.push( - ctrl->channels[c].client->client.opaque, - buf, len, out_eop); - else + if (ctrl->channels[c].client->client.push) { + if (len > 0) { + ctrl->channels[c].client->client.push( + ctrl->channels[c].client->client.opaque, + buf, len, out_eop); + } + } else { printf("WARNING: DMA ch%d dataloss," " no attached client.\n", c); + } saved_data_buf += len; |