diff options
author | Bill Pemberton <wfp5p@virginia.edu> | 2009-07-27 16:47:24 -0400 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@suse.de> | 2009-09-15 12:01:50 -0700 |
commit | 454f18a963cf6519bf317e74e6b9781ffef8d253 (patch) | |
tree | 67b206b51dfa5590f3fbdc3db094df1ba5194c6d /drivers/staging/hv/netvsc_drv.c | |
parent | 226408a4998041d7832123ab9ccd743e878197ed (diff) | |
download | op-kernel-dev-454f18a963cf6519bf317e74e6b9781ffef8d253.zip op-kernel-dev-454f18a963cf6519bf317e74e6b9781ffef8d253.tar.gz |
Staging: hv: Remove C99 comments
Remove C99 // comments with traditional /* */ comments
Signed-off-by: Bill Pemberton <wfp5p@virginia.edu>
Cc: Hank Janssen <hjanssen@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/staging/hv/netvsc_drv.c')
-rw-r--r-- | drivers/staging/hv/netvsc_drv.c | 100 |
1 files changed, 50 insertions, 50 deletions
diff --git a/drivers/staging/hv/netvsc_drv.c b/drivers/staging/hv/netvsc_drv.c index 20adcc6..8cf552a 100644 --- a/drivers/staging/hv/netvsc_drv.c +++ b/drivers/staging/hv/netvsc_drv.c @@ -43,9 +43,9 @@ MODULE_LICENSE("GPL"); -// -// Static decl -// + +/* Static decl */ + static int netvsc_probe(struct device *device); static int netvsc_remove(struct device *device); static int netvsc_open(struct net_device *net); @@ -56,32 +56,32 @@ static int netvsc_close(struct net_device *net); static struct net_device_stats *netvsc_get_stats(struct net_device *net); static void netvsc_linkstatus_callback(DEVICE_OBJECT *device_obj, unsigned int status); -// -// Data types -// + +/* Data types */ + struct net_device_context { - struct device_context *device_ctx; // point back to our device context + struct device_context *device_ctx; /* point back to our device context */ struct net_device_stats stats; }; struct netvsc_driver_context { - // !! These must be the first 2 fields !! + /* !! These must be the first 2 fields !! */ struct driver_context drv_ctx; NETVSC_DRIVER_OBJECT drv_obj; }; -// -// Globals -// + +/* Globals */ + static int netvsc_ringbuffer_size = NETVSC_DEVICE_RING_BUFFER_SIZE; -// The one and only one +/* The one and only one */ static struct netvsc_driver_context g_netvsc_drv; -// -// Routines -// + +/* Routines */ + /*++ @@ -104,7 +104,7 @@ int netvsc_drv_init(PFN_DRIVERINITIALIZE pfn_drv_init) net_drv_obj->OnReceiveCallback = netvsc_recv_callback; net_drv_obj->OnLinkStatusChanged = netvsc_linkstatus_callback; - // Callback to client driver to complete the initialization + /* Callback to client driver to complete the initialization */ pfn_drv_init(&net_drv_obj->Base); drv_ctx->driver.name = net_drv_obj->Base.name; @@ -113,7 +113,7 @@ int netvsc_drv_init(PFN_DRIVERINITIALIZE pfn_drv_init) drv_ctx->probe = netvsc_probe; drv_ctx->remove = netvsc_remove; - // The driver belongs to vmbus + /* The driver belongs to vmbus */ vmbus_child_driver_register(drv_ctx); DPRINT_EXIT(NETVSC_DRV); @@ -186,13 +186,13 @@ static int netvsc_probe(struct device *device) } net = alloc_netdev(sizeof(struct net_device_context), "seth%d", ether_setup); - //net = alloc_etherdev(sizeof(struct net_device_context)); + /* net = alloc_etherdev(sizeof(struct net_device_context)); */ if (!net) { return -1; } - // Set initial state + /* Set initial state */ netif_carrier_off(net); netif_stop_queue(net); @@ -200,7 +200,7 @@ static int netvsc_probe(struct device *device) net_device_ctx->device_ctx = device_ctx; dev_set_drvdata(device, net); - // Notify the netvsc driver of the new device + /* Notify the netvsc driver of the new device */ ret = net_drv_obj->Base.OnDeviceAdd(device_obj, (void*)&device_info); if (ret != 0) { @@ -211,8 +211,8 @@ static int netvsc_probe(struct device *device) return ret; } - // If carrier is still off ie we did not get a link status callback, update it if necessary - // FIXME: We should use a atomic or test/set instead to avoid getting out of sync with the device's link status + /* If carrier is still off ie we did not get a link status callback, update it if necessary */ + /* FIXME: We should use a atomic or test/set instead to avoid getting out of sync with the device's link status */ if (!netif_carrier_ok(net)) { if (!device_info.LinkState) @@ -230,7 +230,7 @@ static int netvsc_probe(struct device *device) ret = register_netdev(net); if (ret != 0) { - // Remove the device and release the resource + /* Remove the device and release the resource */ net_drv_obj->Base.OnDeviceRemove(device_obj); free_netdev(net); } @@ -266,17 +266,17 @@ static int netvsc_remove(struct device *device) return -1; } - // Stop outbound asap + /* Stop outbound asap */ netif_stop_queue(net); - //netif_carrier_off(net); + /* netif_carrier_off(net); */ unregister_netdev(net); - // Call to the vsc driver to let it know that the device is being removed + /* Call to the vsc driver to let it know that the device is being removed */ ret = net_drv_obj->Base.OnDeviceRemove(device_obj); if (ret != 0) { - // TODO: + /* TODO: */ DPRINT_ERR(NETVSC, "unable to remove vsc device (ret %d)", ret); } @@ -310,7 +310,7 @@ static int netvsc_open(struct net_device *net) { memset(&net_device_ctx->stats, 0 , sizeof(struct net_device_stats)); - // Open up the device + /* Open up the device */ ret = net_drv_obj->OnOpen(device_obj); if (ret != 0) { @@ -418,16 +418,16 @@ static int netvsc_start_xmit (struct sk_buff *skb, struct net_device *net) DPRINT_ENTER(NETVSC_DRV); - // Support only 1 chain of frags + /* Support only 1 chain of frags */ ASSERT(skb_shinfo(skb)->frag_list == NULL); ASSERT(skb->dev == net); DPRINT_DBG(NETVSC_DRV, "xmit packet - len %d data_len %d", skb->len, skb->data_len); - // Add 1 for skb->data and any additional ones requested + /* Add 1 for skb->data and any additional ones requested */ num_frags = skb_shinfo(skb)->nr_frags + 1 + net_drv_obj->AdditionalRequestPageBufferCount; - // Allocate a netvsc packet based on # of frags. + /* Allocate a netvsc packet based on # of frags. */ packet = kzalloc(sizeof(NETVSC_PACKET) + (num_frags * sizeof(PAGE_BUFFER)) + net_drv_obj->RequestExtSize, GFP_ATOMIC); if (!packet) { @@ -437,17 +437,17 @@ static int netvsc_start_xmit (struct sk_buff *skb, struct net_device *net) packet->Extension = (void*)(unsigned long)packet + sizeof(NETVSC_PACKET) + (num_frags * sizeof(PAGE_BUFFER)) ; - // Setup the rndis header + /* Setup the rndis header */ packet->PageBufferCount = num_frags; - // TODO: Flush all write buffers/ memory fence ??? - //wmb(); + /* TODO: Flush all write buffers/ memory fence ??? */ + /* wmb(); */ - // Initialize it from the skb + /* Initialize it from the skb */ ASSERT(skb->data); packet->TotalDataBufferLength = skb->len; - // Start filling in the page buffers starting at AdditionalRequestPageBufferCount offset + /* Start filling in the page buffers starting at AdditionalRequestPageBufferCount offset */ packet->PageBuffers[net_drv_obj->AdditionalRequestPageBufferCount].Pfn = virt_to_phys(skb->data) >> PAGE_SHIFT; packet->PageBuffers[net_drv_obj->AdditionalRequestPageBufferCount].Offset = (unsigned long)skb->data & (PAGE_SIZE -1); packet->PageBuffers[net_drv_obj->AdditionalRequestPageBufferCount].Length = skb->len - skb->data_len; @@ -461,7 +461,7 @@ static int netvsc_start_xmit (struct sk_buff *skb, struct net_device *net) packet->PageBuffers[i].Length = skb_shinfo(skb)->frags[i-(net_drv_obj->AdditionalRequestPageBufferCount+1)].size; } - // Set the completion routine + /* Set the completion routine */ packet->Completion.Send.OnSendCompletion = netvsc_xmit_completion; packet->Completion.Send.SendCompletionContext = packet; packet->Completion.Send.SendCompletionTid = (unsigned long)skb; @@ -485,7 +485,7 @@ retry_send: goto retry_send; } - // no more room or we are shutting down + /* no more room or we are shutting down */ DPRINT_ERR(NETVSC_DRV, "unable to send (%d)...marking net device (%p) busy", ret, net); DPRINT_INFO(NETVSC_DRV, "net device (%p) stopping", net); @@ -494,10 +494,10 @@ retry_send: netif_stop_queue(net); - // Null it since the caller will free it instead of the completion routine + /* Null it since the caller will free it instead of the completion routine */ packet->Completion.Send.SendCompletionTid = 0; - // Release the resources since we will not get any send completion + /* Release the resources since we will not get any send completion */ netvsc_xmit_completion((void*)packet); } @@ -571,18 +571,18 @@ static int netvsc_recv_callback(DEVICE_OBJECT *device_obj, NETVSC_PACKET* packet net_device_ctx = netdev_priv(net); - // Allocate a skb - TODO preallocate this - //skb = alloc_skb(packet->TotalDataBufferLength, GFP_ATOMIC); - skb = dev_alloc_skb(packet->TotalDataBufferLength + 2); // Pad 2-bytes to align IP header to 16 bytes + /* Allocate a skb - TODO preallocate this */ + /* skb = alloc_skb(packet->TotalDataBufferLength, GFP_ATOMIC); */ + skb = dev_alloc_skb(packet->TotalDataBufferLength + 2); /* Pad 2-bytes to align IP header to 16 bytes */ ASSERT(skb); skb_reserve(skb, 2); skb->dev = net; - // for kmap_atomic + /* for kmap_atomic */ local_irq_save(flags); - // Copy to skb. This copy is needed here since the memory pointed by NETVSC_PACKET - // cannot be deallocated + /* Copy to skb. This copy is needed here since the memory pointed by NETVSC_PACKET */ + /* cannot be deallocated */ for (i=0; i<packet->PageBufferCount; i++) { data = kmap_atomic(pfn_to_page(packet->PageBuffers[i].Pfn), KM_IRQ1); @@ -599,7 +599,7 @@ static int netvsc_recv_callback(DEVICE_OBJECT *device_obj, NETVSC_PACKET* packet skb->ip_summed = CHECKSUM_NONE; - // Pass the skb back up. Network stack will deallocate the skb when it is done + /* Pass the skb back up. Network stack will deallocate the skb when it is done */ ret = netif_rx(skb); switch (ret) @@ -624,7 +624,7 @@ static int netvsc_drv_exit_cb(struct device *dev, void *data) { struct device **curr = (struct device **)data; *curr = dev; - return 1; // stop iterating + return 1; /* stop iterating */ } /*++ @@ -647,13 +647,13 @@ void netvsc_drv_exit(void) { current_dev = NULL; - // Get the device + /* Get the device */ driver_for_each_device(&drv_ctx->driver, NULL, (void*)¤t_dev, netvsc_drv_exit_cb); if (current_dev == NULL) break; - // Initiate removal from the top-down + /* Initiate removal from the top-down */ DPRINT_INFO(NETVSC_DRV, "unregistering device (%p)...", current_dev); device_unregister(current_dev); |