e1000e endianness annotations

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

2 files changed, 47 insertions, 47 deletions

diff --git a/drivers/net/e1000e/hw.h b/drivers/net/e1000e/hw.h
index 71f93ce384dc..3c5862f97dbf 100644
--- a/drivers/net/e1000e/hw.h
+++ b/drivers/net/e1000e/hw.h
@@ -423,35 +423,35 @@ enum e1000_smart_speed {
 
 /* Receive Descriptor */
 struct e1000_rx_desc {
-        u64 buffer_addr; /* Address of the descriptor's data buffer */
-        u16 length;      /* Length of data DMAed into data buffer */
-        u16 csum;       /* Packet checksum */
+        __le64 buffer_addr; /* Address of the descriptor's data buffer */
+        __le16 length;      /* Length of data DMAed into data buffer */
+        __le16 csum;    /* Packet checksum */
         u8  status;      /* Descriptor status */
         u8  errors;      /* Descriptor Errors */
-        u16 special;
+        __le16 special;
 };
 
 /* Receive Descriptor - Extended */
 union e1000_rx_desc_extended {
         struct {
-                u64 buffer_addr;
-                u64 reserved;
+                __le64 buffer_addr;
+                __le64 reserved;
         } read;
         struct {
                 struct {
-                        u32 mrq;              /* Multiple Rx Queues */
+                        __le32 mrq;           /* Multiple Rx Queues */
                         union {
-                                u32 rss;            /* RSS Hash */
+                                __le32 rss;         /* RSS Hash */
                                 struct {
-                                        u16 ip_id;  /* IP id */
-                                        u16 csum;   /* Packet Checksum */
+                                        __le16 ip_id;  /* IP id */
+                                        __le16 csum;   /* Packet Checksum */
                                 } csum_ip;
                         } hi_dword;
                 } lower;
                 struct {
-                        u32 status_error;     /* ext status/error */
-                        u16 length;
-                        u16 vlan;            /* VLAN tag */
+                        __le32 status_error;     /* ext status/error */
+                        __le16 length;
+                        __le16 vlan;         /* VLAN tag */
                 } upper;
         } wb;  /* writeback */
 };
@@ -461,49 +461,49 @@ union e1000_rx_desc_extended {
 union e1000_rx_desc_packet_split {
         struct {
                 /* one buffer for protocol header(s), three data buffers */
-                u64 buffer_addr[MAX_PS_BUFFERS];
+                __le64 buffer_addr[MAX_PS_BUFFERS];
         } read;
         struct {
                 struct {
-                        u32 mrq;              /* Multiple Rx Queues */
+                        __le32 mrq;           /* Multiple Rx Queues */
                         union {
-                                u32 rss;              /* RSS Hash */
+                                __le32 rss;           /* RSS Hash */
                                 struct {
-                                        u16 ip_id;    /* IP id */
-                                        u16 csum;     /* Packet Checksum */
+                                        __le16 ip_id;    /* IP id */
+                                        __le16 csum;     /* Packet Checksum */
                                 } csum_ip;
                         } hi_dword;
                 } lower;
                 struct {
-                        u32 status_error;     /* ext status/error */
-                        u16 length0;      /* length of buffer 0 */
-                        u16 vlan;            /* VLAN tag */
+                        __le32 status_error;     /* ext status/error */
+                        __le16 length0;   /* length of buffer 0 */
+                        __le16 vlan;         /* VLAN tag */
                 } middle;
                 struct {
-                        u16 header_status;
-                        u16 length[3];  /* length of buffers 1-3 */
+                        __le16 header_status;
+                        __le16 length[3];       /* length of buffers 1-3 */
                 } upper;
-                u64 reserved;
+                __le64 reserved;
         } wb; /* writeback */
 };
 
 /* Transmit Descriptor */
 struct e1000_tx_desc {
-        u64 buffer_addr;      /* Address of the descriptor's data buffer */
+        __le64 buffer_addr;      /* Address of the descriptor's data buffer */
         union {
-                u32 data;
+                __le32 data;
                 struct {
-                        u16 length;    /* Data buffer length */
+                        __le16 length;    /* Data buffer length */
                         u8 cso; /* Checksum offset */
                         u8 cmd; /* Descriptor control */
                 } flags;
         } lower;
         union {
-                u32 data;
+                __le32 data;
                 struct {
                         u8 status;     /* Descriptor status */
                         u8 css; /* Checksum start */
-                        u16 special;
+                        __le16 special;
                 } fields;
         } upper;
 };
@@ -511,49 +511,49 @@ struct e1000_tx_desc {
 /* Offload Context Descriptor */
 struct e1000_context_desc {
         union {
-                u32 ip_config;
+                __le32 ip_config;
                 struct {
                         u8 ipcss;      /* IP checksum start */
                         u8 ipcso;      /* IP checksum offset */
-                        u16 ipcse;     /* IP checksum end */
+                        __le16 ipcse;     /* IP checksum end */
                 } ip_fields;
         } lower_setup;
         union {
-                u32 tcp_config;
+                __le32 tcp_config;
                 struct {
                         u8 tucss;      /* TCP checksum start */
                         u8 tucso;      /* TCP checksum offset */
-                        u16 tucse;     /* TCP checksum end */
+                        __le16 tucse;     /* TCP checksum end */
                 } tcp_fields;
         } upper_setup;
-        u32 cmd_and_length;
+        __le32 cmd_and_length;
         union {
-                u32 data;
+                __le32 data;
                 struct {
                         u8 status;     /* Descriptor status */
                         u8 hdr_len;    /* Header length */
-                        u16 mss;       /* Maximum segment size */
+                        __le16 mss;       /* Maximum segment size */
                 } fields;
         } tcp_seg_setup;
 };
 
 /* Offload data descriptor */
 struct e1000_data_desc {
-        u64 buffer_addr;   /* Address of the descriptor's buffer address */
+        __le64 buffer_addr;   /* Address of the descriptor's buffer address */
         union {
-                u32 data;
+                __le32 data;
                 struct {
-                        u16 length;    /* Data buffer length */
+                        __le16 length;    /* Data buffer length */
                         u8 typ_len_ext;
                         u8 cmd;
                 } flags;
         } lower;
         union {
-                u32 data;
+                __le32 data;
                 struct {
                         u8 status;     /* Descriptor status */
                         u8 popts;      /* Packet Options */
-                        u16 special;   /* */
+                        __le16 special;   /* */
                 } fields;
         } upper;
 };
diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c
index 9b07a722e52d..0a2cb7960c9e 100644
--- a/drivers/net/e1000e/netdev.c
+++ b/drivers/net/e1000e/netdev.c
@@ -91,7 +91,7 @@ static int e1000_desc_unused(struct e1000_ring *ring)
 static void e1000_receive_skb(struct e1000_adapter *adapter,
                               struct net_device *netdev,
                               struct sk_buff *skb,
-                              u8 status, u16 vlan)
+                              u8 status, __le16 vlan)
 {
         skb->protocol = eth_type_trans(skb, netdev);
 
@@ -142,8 +142,8 @@ static void e1000_rx_checksum(struct e1000_adapter *adapter, u32 status_err,
                 /* Hardware complements the payload checksum, so we undo it
                  * and then put the value in host order for further stack use.
                  */
-                csum = ntohl(csum ^ 0xFFFF);
-                skb->csum = csum;
+                __sum16 sum = (__force __sum16)htons(csum);
+                skb->csum = csum_unfold(~sum);
                 skb->ip_summed = CHECKSUM_COMPLETE;
         }
         adapter->hw_csum_good++;
@@ -248,7 +248,7 @@ static void e1000_alloc_rx_buffers_ps(struct e1000_adapter *adapter,
                         ps_page = &buffer_info->ps_pages[j];
                         if (j >= adapter->rx_ps_pages) {
                                 /* all unused desc entries get hw null ptr */
-                                rx_desc->read.buffer_addr[j+1] = ~0;
+                                rx_desc->read.buffer_addr[j+1] = ~cpu_to_le64(0);
                                 continue;
                         }
                         if (!ps_page->page) {
@@ -941,7 +941,7 @@ static irqreturn_t e1000_intr(int irq, void *data)
 static int e1000_request_irq(struct e1000_adapter *adapter)
 {
         struct net_device *netdev = adapter->netdev;
-        void (*handler) = &e1000_intr;
+        irq_handler_t handler = e1000_intr;
         int irq_flags = IRQF_SHARED;
         int err;
 
@@ -951,7 +951,7 @@ static int e1000_request_irq(struct e1000_adapter *adapter)
                  "Unable to allocate MSI interrupt Error: %d\n", err);
         } else {
                 adapter->flags |= FLAG_MSI_ENABLED;
-                handler = &e1000_intr_msi;
+                handler = e1000_intr_msi;
                 irq_flags = 0;
         }