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Commit 3dd5f1d4 authored by Al Viro's avatar Al Viro Committed by David S. Miller
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eepro100 annotations 

Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
Signed-off-by: default avatarJeff Garzik <jeff@garzik.org>
parent 90458401
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Showing with 42 additions and 48 deletions
drivers/net/eepro100.c
View file @ 3dd5f1d4
......@@ -304,13 +304,7 @@ enum commands {
#if defined(__alpha__)
# define clear_suspend(cmd) clear_bit(30, &(cmd)->cmd_status);
#else
# if defined(__LITTLE_ENDIAN)
# define clear_suspend(cmd) ((__u16 *)&(cmd)->cmd_status)[1] &= ~0x4000
# elif defined(__BIG_ENDIAN)
# define clear_suspend(cmd) ((__u16 *)&(cmd)->cmd_status)[1] &= ~0x0040
# else
# error Unsupported byteorder
# endif
# define clear_suspend(cmd) ((__le16 *)&(cmd)->cmd_status)[1] &= ~cpu_to_le16(1<<14)
#endif
enum SCBCmdBits {
......@@ -331,17 +325,17 @@ enum SCBPort_cmds {
/* The Speedo3 Rx and Tx frame/buffer descriptors. */
struct descriptor { /* A generic descriptor. */
volatile s32 cmd_status; /* All command and status fields. */
u32 link; /* struct descriptor * */
volatile __le32 cmd_status; /* All command and status fields. */
__le32 link; /* struct descriptor * */
unsigned char params[0];
};
/* The Speedo3 Rx and Tx buffer descriptors. */
struct RxFD { /* Receive frame descriptor. */
volatile s32 status;
u32 link; /* struct RxFD * */
u32 rx_buf_addr; /* void * */
u32 count;
volatile __le32 status;
__le32 link; /* struct RxFD * */
__le32 rx_buf_addr; /* void * */
__le32 count;
} RxFD_ALIGNMENT;
/* Selected elements of the Tx/RxFD.status word. */
......@@ -354,16 +348,16 @@ enum RxFD_bits {
#define CONFIG_DATA_SIZE 22
struct TxFD { /* Transmit frame descriptor set. */
s32 status;
u32 link; /* void * */
u32 tx_desc_addr; /* Always points to the tx_buf_addr element. */
s32 count; /* # of TBD (=1), Tx start thresh., etc. */
__le32 status;
__le32 link; /* void * */
__le32 tx_desc_addr; /* Always points to the tx_buf_addr element. */
__le32 count; /* # of TBD (=1), Tx start thresh., etc. */
/* This constitutes two "TBD" entries -- we only use one. */
#define TX_DESCR_BUF_OFFSET 16
u32 tx_buf_addr0; /* void *, frame to be transmitted. */
s32 tx_buf_size0; /* Length of Tx frame. */
u32 tx_buf_addr1; /* void *, frame to be transmitted. */
s32 tx_buf_size1; /* Length of Tx frame. */
__le32 tx_buf_addr0; /* void *, frame to be transmitted. */
__le32 tx_buf_size0; /* Length of Tx frame. */
__le32 tx_buf_addr1; /* void *, frame to be transmitted. */
__le32 tx_buf_size1; /* Length of Tx frame. */
/* the structure must have space for at least CONFIG_DATA_SIZE starting
* from tx_desc_addr field */
};
......@@ -379,23 +373,23 @@ struct speedo_mc_block {
/* Elements of the dump_statistics block. This block must be lword aligned. */
struct speedo_stats {
u32 tx_good_frames;
u32 tx_coll16_errs;
u32 tx_late_colls;
u32 tx_underruns;
u32 tx_lost_carrier;
u32 tx_deferred;
u32 tx_one_colls;
u32 tx_multi_colls;
u32 tx_total_colls;
u32 rx_good_frames;
u32 rx_crc_errs;
u32 rx_align_errs;
u32 rx_resource_errs;
u32 rx_overrun_errs;
u32 rx_colls_errs;
u32 rx_runt_errs;
u32 done_marker;
__le32 tx_good_frames;
__le32 tx_coll16_errs;
__le32 tx_late_colls;
__le32 tx_underruns;
__le32 tx_lost_carrier;
__le32 tx_deferred;
__le32 tx_one_colls;
__le32 tx_multi_colls;
__le32 tx_total_colls;
__le32 rx_good_frames;
__le32 rx_crc_errs;
__le32 rx_align_errs;
__le32 rx_resource_errs;
__le32 rx_overrun_errs;
__le32 rx_colls_errs;
__le32 rx_runt_errs;
__le32 done_marker;
};
enum Rx_ring_state_bits {
......@@ -1139,7 +1133,7 @@ speedo_rx_soft_reset(struct net_device *dev)
rfd = sp->rx_ringp[sp->cur_rx % RX_RING_SIZE];
rfd->rx_buf_addr = 0xffffffff;
rfd->rx_buf_addr = cpu_to_le32(0xffffffff);
if (wait_for_cmd_done(dev, sp) != 0) {
printk("%s: RxAbort command stalled\n", dev->name);
......@@ -1275,7 +1269,7 @@ speedo_init_rx_ring(struct net_device *dev)
rxf->status = cpu_to_le32(0x00000001); /* '1' is flag value only. */
rxf->link = 0; /* None yet. */
/* This field unused by i82557. */
rxf->rx_buf_addr = 0xffffffff;
rxf->rx_buf_addr = cpu_to_le32(0xffffffff);
rxf->count = cpu_to_le32(PKT_BUF_SZ << 16);
pci_dma_sync_single_for_device(sp->pdev, sp->rx_ring_dma[i],
sizeof(struct RxFD), PCI_DMA_TODEVICE);
......@@ -1657,7 +1651,7 @@ static inline struct RxFD *speedo_rx_alloc(struct net_device *dev, int entry)
PKT_BUF_SZ + sizeof(struct RxFD), PCI_DMA_FROMDEVICE);
skb->dev = dev;
skb_reserve(skb, sizeof(struct RxFD));
rxf->rx_buf_addr = 0xffffffff;
rxf->rx_buf_addr = cpu_to_le32(0xffffffff);
pci_dma_sync_single_for_device(sp->pdev, sp->rx_ring_dma[entry],
sizeof(struct RxFD), PCI_DMA_TODEVICE);
return rxf;
......@@ -1933,7 +1927,7 @@ speedo_get_stats(struct net_device *dev)
void __iomem *ioaddr = sp->regs;
/* Update only if the previous dump finished. */
if (sp->lstats->done_marker == le32_to_cpu(0xA007)) {
if (sp->lstats->done_marker == cpu_to_le32(0xA007)) {
sp->stats.tx_aborted_errors += le32_to_cpu(sp->lstats->tx_coll16_errs);
sp->stats.tx_window_errors += le32_to_cpu(sp->lstats->tx_late_colls);
sp->stats.tx_fifo_errors += le32_to_cpu(sp->lstats->tx_underruns);
......@@ -2142,7 +2136,7 @@ static void set_rx_mode(struct net_device *dev)
/* The simple case of 0-3 multicast list entries occurs often, and
fits within one tx_ring[] entry. */
struct dev_mc_list *mclist;
u16 *setup_params, *eaddrs;
__le16 *setup_params, *eaddrs;
spin_lock_irqsave(&sp->lock, flags);
entry = sp->cur_tx++ % TX_RING_SIZE;
......@@ -2154,12 +2148,12 @@ static void set_rx_mode(struct net_device *dev)
sp->tx_ring[entry].link =
cpu_to_le32(TX_RING_ELEM_DMA(sp, (entry + 1) % TX_RING_SIZE));
sp->tx_ring[entry].tx_desc_addr = 0; /* Really MC list count. */
setup_params = (u16 *)&sp->tx_ring[entry].tx_desc_addr;
setup_params = (__le16 *)&sp->tx_ring[entry].tx_desc_addr;
*setup_params++ = cpu_to_le16(dev->mc_count*6);
/* Fill in the multicast addresses. */
for (i = 0, mclist = dev->mc_list; i < dev->mc_count;
i++, mclist = mclist->next) {
eaddrs = (u16 *)mclist->dmi_addr;
eaddrs = (__le16 *)mclist->dmi_addr;
*setup_params++ = *eaddrs++;
*setup_params++ = *eaddrs++;
*setup_params++ = *eaddrs++;
......@@ -2177,7 +2171,7 @@ static void set_rx_mode(struct net_device *dev)
spin_unlock_irqrestore(&sp->lock, flags);
} else if (new_rx_mode == 0) {
struct dev_mc_list *mclist;
u16 *setup_params, *eaddrs;
__le16 *setup_params, *eaddrs;
struct speedo_mc_block *mc_blk;
struct descriptor *mc_setup_frm;
int i;
......@@ -2204,12 +2198,12 @@ static void set_rx_mode(struct net_device *dev)
mc_setup_frm->cmd_status =
cpu_to_le32(CmdSuspend | CmdIntr | CmdMulticastList);
/* Link set below. */
setup_params = (u16 *)&mc_setup_frm->params;
setup_params = (__le16 *)&mc_setup_frm->params;
*setup_params++ = cpu_to_le16(dev->mc_count*6);
/* Fill in the multicast addresses. */
for (i = 0, mclist = dev->mc_list; i < dev->mc_count;
i++, mclist = mclist->next) {
eaddrs = (u16 *)mclist->dmi_addr;
eaddrs = (__le16 *)mclist->dmi_addr;
*setup_params++ = *eaddrs++;
*setup_params++ = *eaddrs++;
*setup_params++ = *eaddrs++;
......
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