diff options
Diffstat (limited to 'drivers/staging/unisys')
| -rw-r--r-- | drivers/staging/unisys/visornic/visornic_main.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/drivers/staging/unisys/visornic/visornic_main.c b/drivers/staging/unisys/visornic/visornic_main.c index 05194707278a..2d51299825cf 100644 --- a/drivers/staging/unisys/visornic/visornic_main.c +++ b/drivers/staging/unisys/visornic/visornic_main.c @@ -36,6 +36,7 @@ * = 163840 bytes */ #define MAX_BUF 163840 +#define NAPI_WEIGHT 64 static int visornic_probe(struct visor_device *dev); static void visornic_remove(struct visor_device *dev); @@ -1613,14 +1614,12 @@ drain_resp_queue(struct uiscmdrsp *cmdrsp, struct visornic_devdata *devdata) */ static void service_resp_queue(struct uiscmdrsp *cmdrsp, struct visornic_devdata *devdata, - int *rx_work_done) + int *rx_work_done, int budget) { unsigned long flags; struct net_device *netdev; - /* TODO: CLIENT ACQUIRE -- Don't really need this at the - * moment */ - for (;;) { + while (*rx_work_done < budget) { if (!visorchannel_signalremove(devdata->dev->visorchannel, IOCHAN_FROM_IOPART, cmdrsp)) @@ -1709,7 +1708,7 @@ static int visornic_poll(struct napi_struct *napi, int budget) int rx_count = 0; send_rcv_posts_if_needed(devdata); - service_resp_queue(devdata->cmdrsp, devdata, &rx_count); + service_resp_queue(devdata->cmdrsp, devdata, &rx_count, budget); /* * If there aren't any more packets to receive @@ -1893,6 +1892,16 @@ static int visornic_probe(struct visor_device *dev) goto cleanup_napi_add; } + /* Let's start our threads to get responses */ + netif_napi_add(netdev, &devdata->napi, visornic_poll, NAPI_WEIGHT); + + /* + * Note: Interupts have to be enable before the while + * loop below because the napi routine is responsible for + * setting enab_dis_acked + */ + visorbus_enable_channel_interrupts(dev); + err = register_netdev(netdev); if (err) { dev_err(&dev->device, |