e100 endianness annotations

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

drivers/net/e100.c

@@ -401,12 +401,12 @@ enum cb_command {
 };
 
 struct rfd {
-	u16 status;
-	u16 command;
-	u32 link;
-	u32 rbd;
-	u16 actual_size;
-	u16 size;
+	__le16 status;
+	__le16 command;
+	__le32 link;
+	__le32 rbd;
+	__le16 actual_size;
+	__le16 size;
 };
 
 struct rx {
@@ -461,19 +461,19 @@ struct config {
 
 #define E100_MAX_MULTICAST_ADDRS	64
 struct multi {
-	u16 count;
+	__le16 count;
 	u8 addr[E100_MAX_MULTICAST_ADDRS * ETH_ALEN + 2/*pad*/];
 };
 
 /* Important: keep total struct u32-aligned */
 #define UCODE_SIZE			134
 struct cb {
-	u16 status;
-	u16 command;
-	u32 link;
+	__le16 status;
+	__le16 command;
+	__le32 link;
 	union {
 		u8 iaaddr[ETH_ALEN];
-		u32 ucode[UCODE_SIZE];
+		__le32 ucode[UCODE_SIZE];
 		struct config config;
 		struct multi multi;
 		struct {
@@ -482,12 +482,12 @@ struct cb {
 			u8 threshold;
 			u8 tbd_count;
 			struct {
-				u32 buf_addr;
-				u16 size;
+				__le32 buf_addr;
+				__le16 size;
 				u16 eol;
 			} tbd;
 		} tcb;
-		u32 dump_buffer_addr;
+		__le32 dump_buffer_addr;
 	} u;
 	struct cb *next, *prev;
 	dma_addr_t dma_addr;
@@ -499,15 +499,15 @@ enum loopback {
 };
 
 struct stats {
-	u32 tx_good_frames, tx_max_collisions, tx_late_collisions,
+	__le32 tx_good_frames, tx_max_collisions, tx_late_collisions,
 		tx_underruns, tx_lost_crs, tx_deferred, tx_single_collisions,
 		tx_multiple_collisions, tx_total_collisions;
-	u32 rx_good_frames, rx_crc_errors, rx_alignment_errors,
+	__le32 rx_good_frames, rx_crc_errors, rx_alignment_errors,
 		rx_resource_errors, rx_overrun_errors, rx_cdt_errors,
 		rx_short_frame_errors;
-	u32 fc_xmt_pause, fc_rcv_pause, fc_rcv_unsupported;
-	u16 xmt_tco_frames, rcv_tco_frames;
-	u32 complete;
+	__le32 fc_xmt_pause, fc_rcv_pause, fc_rcv_unsupported;
+	__le16 xmt_tco_frames, rcv_tco_frames;
+	__le32 complete;
 };
 
 struct mem {
@@ -552,7 +552,7 @@ struct nic {
 	struct cb *cb_to_use;
 	struct cb *cb_to_send;
 	struct cb *cb_to_clean;
-	u16 tx_command;
+	__le16 tx_command;
 	/* End: frequently used values: keep adjacent for cache effect */
 
 	enum {
@@ -593,7 +593,7 @@ struct nic {
 
 	u16 leds;
 	u16 eeprom_wc;
-	u16 eeprom[256];
+	__le16 eeprom[256];
 	spinlock_t mdio_lock;
 };
 
@@ -671,7 +671,7 @@ static int e100_self_test(struct nic *nic)
 	return 0;
 }
 
-static void e100_eeprom_write(struct nic *nic, u16 addr_len, u16 addr, u16 data)
+static void e100_eeprom_write(struct nic *nic, u16 addr_len, u16 addr, __le16 data)
 {
 	u32 cmd_addr_data[3];
 	u8 ctrl;
@@ -680,7 +680,7 @@ static void e100_eeprom_write(struct nic *nic, u16 addr_len, u16 addr, u16 data)
 	/* Three cmds: write/erase enable, write data, write/erase disable */
 	cmd_addr_data[0] = op_ewen << (addr_len - 2);
 	cmd_addr_data[1] = (((op_write << addr_len) | addr) << 16) |
-		cpu_to_le16(data);
+		le16_to_cpu(data);
 	cmd_addr_data[2] = op_ewds << (addr_len - 2);
 
 	/* Bit-bang cmds to write word to eeprom */
@@ -709,7 +709,7 @@ static void e100_eeprom_write(struct nic *nic, u16 addr_len, u16 addr, u16 data)
 };
 
 /* General technique stolen from the eepro100 driver - very clever */
-static u16 e100_eeprom_read(struct nic *nic, u16 *addr_len, u16 addr)
+static __le16 e100_eeprom_read(struct nic *nic, u16 *addr_len, u16 addr)
 {
 	u32 cmd_addr_data;
 	u16 data = 0;
@@ -746,7 +746,7 @@ static u16 e100_eeprom_read(struct nic *nic, u16 *addr_len, u16 addr)
 	iowrite8(0, &nic->csr->eeprom_ctrl_lo);
 	e100_write_flush(nic); udelay(4);
 
-	return le16_to_cpu(data);
+	return cpu_to_le16(data);
 };
 
 /* Load entire EEPROM image into driver cache and validate checksum */
@@ -761,13 +761,12 @@ static int e100_eeprom_load(struct nic *nic)
 	for(addr = 0; addr < nic->eeprom_wc; addr++) {
 		nic->eeprom[addr] = e100_eeprom_read(nic, &addr_len, addr);
 		if(addr < nic->eeprom_wc - 1)
-			checksum += cpu_to_le16(nic->eeprom[addr]);
+			checksum += le16_to_cpu(nic->eeprom[addr]);
 	}
 
 	/* The checksum, stored in the last word, is calculated such that
 	 * the sum of words should be 0xBABA */
-	checksum = le16_to_cpu(0xBABA - checksum);
-	if(checksum != nic->eeprom[nic->eeprom_wc - 1]) {
+	if (cpu_to_le16(0xBABA - checksum) != nic->eeprom[nic->eeprom_wc - 1]) {
 		DPRINTK(PROBE, ERR, "EEPROM corrupted\n");
 		if (!eeprom_bad_csum_allow)
 			return -EAGAIN;
@@ -794,8 +793,8 @@ static int e100_eeprom_save(struct nic *nic, u16 start, u16 count)
 	/* The checksum, stored in the last word, is calculated such that
 	 * the sum of words should be 0xBABA */
 	for(addr = 0; addr < nic->eeprom_wc - 1; addr++)
-		checksum += cpu_to_le16(nic->eeprom[addr]);
-	nic->eeprom[nic->eeprom_wc - 1] = le16_to_cpu(0xBABA - checksum);
+		checksum += le16_to_cpu(nic->eeprom[addr]);
+	nic->eeprom[nic->eeprom_wc - 1] = cpu_to_le16(0xBABA - checksum);
 	e100_eeprom_write(nic, addr_len, nic->eeprom_wc - 1,
 		nic->eeprom[nic->eeprom_wc - 1]);
 
@@ -1493,15 +1492,15 @@ static void e100_update_stats(struct nic *nic)
 	struct net_device *dev = nic->netdev;
 	struct net_device_stats *ns = &dev->stats;
 	struct stats *s = &nic->mem->stats;
-	u32 *complete = (nic->mac < mac_82558_D101_A4) ? &s->fc_xmt_pause :
-		(nic->mac < mac_82559_D101M) ? (u32 *)&s->xmt_tco_frames :
+	__le32 *complete = (nic->mac < mac_82558_D101_A4) ? &s->fc_xmt_pause :
+		(nic->mac < mac_82559_D101M) ? (__le32 *)&s->xmt_tco_frames :
 		&s->complete;
 
 	/* Device's stats reporting may take several microseconds to
 	 * complete, so where always waiting for results of the
 	 * previous command. */
 
-	if(*complete == le32_to_cpu(cuc_dump_reset_complete)) {
+	if(*complete == cpu_to_le32(cuc_dump_reset_complete)) {
 		*complete = 0;
 		nic->tx_frames = le32_to_cpu(s->tx_good_frames);
 		nic->tx_collisions = le32_to_cpu(s->tx_total_collisions);
@@ -1791,7 +1790,7 @@ static int e100_rx_alloc_skb(struct nic *nic, struct rx *rx)
 	rx->dma_addr = pci_map_single(nic->pdev, rx->skb->data,
 		RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
 
-	if(pci_dma_mapping_error(rx->dma_addr)) {
+	if (pci_dma_mapping_error(rx->dma_addr)) {
 		dev_kfree_skb_any(rx->skb);
 		rx->skb = NULL;
 		rx->dma_addr = 0;
@@ -1801,10 +1800,9 @@ static int e100_rx_alloc_skb(struct nic *nic, struct rx *rx)
 	/* Link the RFD to end of RFA by linking previous RFD to
 	 * this one.  We are safe to touch the previous RFD because
 	 * it is protected by the before last buffer's el bit being set */
-	if(rx->prev->skb) {
+	if (rx->prev->skb) {
 		struct rfd *prev_rfd = (struct rfd *)rx->prev->skb->data;
-		put_unaligned(cpu_to_le32(rx->dma_addr),
-			(u32 *)&prev_rfd->link);
+		put_unaligned(cpu_to_le32(rx->dma_addr), &prev_rfd->link);
 	}
 
 	return 0;