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path: root/drivers/net/e100.c
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Diffstat (limited to 'drivers/net/e100.c')
-rw-r--r--drivers/net/e100.c567
1 files changed, 231 insertions, 336 deletions
diff --git a/drivers/net/e100.c b/drivers/net/e100.c
index 9f38b16ccbb..86bb876fb12 100644
--- a/drivers/net/e100.c
+++ b/drivers/net/e100.c
@@ -161,6 +161,7 @@
#include <linux/skbuff.h>
#include <linux/ethtool.h>
#include <linux/string.h>
+#include <linux/firmware.h>
#include <asm/unaligned.h>
@@ -174,10 +175,17 @@
#define E100_WATCHDOG_PERIOD (2 * HZ)
#define E100_NAPI_WEIGHT 16
+#define FIRMWARE_D101M "e100/d101m_ucode.bin"
+#define FIRMWARE_D101S "e100/d101s_ucode.bin"
+#define FIRMWARE_D102E "e100/d102e_ucode.bin"
+
MODULE_DESCRIPTION(DRV_DESCRIPTION);
MODULE_AUTHOR(DRV_COPYRIGHT);
MODULE_LICENSE("GPL");
MODULE_VERSION(DRV_VERSION);
+MODULE_FIRMWARE(FIRMWARE_D101M);
+MODULE_FIRMWARE(FIRMWARE_D101S);
+MODULE_FIRMWARE(FIRMWARE_D102E);
static int debug = 3;
static int eeprom_bad_csum_allow = 0;
@@ -658,12 +666,12 @@ static int e100_self_test(struct nic *nic)
e100_disable_irq(nic);
/* Check results of self-test */
- if(nic->mem->selftest.result != 0) {
+ if (nic->mem->selftest.result != 0) {
DPRINTK(HW, ERR, "Self-test failed: result=0x%08X\n",
nic->mem->selftest.result);
return -ETIMEDOUT;
}
- if(nic->mem->selftest.signature == 0) {
+ if (nic->mem->selftest.signature == 0) {
DPRINTK(HW, ERR, "Self-test failed: timed out\n");
return -ETIMEDOUT;
}
@@ -684,13 +692,13 @@ static void e100_eeprom_write(struct nic *nic, u16 addr_len, u16 addr, __le16 da
cmd_addr_data[2] = op_ewds << (addr_len - 2);
/* Bit-bang cmds to write word to eeprom */
- for(j = 0; j < 3; j++) {
+ for (j = 0; j < 3; j++) {
/* Chip select */
iowrite8(eecs | eesk, &nic->csr->eeprom_ctrl_lo);
e100_write_flush(nic); udelay(4);
- for(i = 31; i >= 0; i--) {
+ for (i = 31; i >= 0; i--) {
ctrl = (cmd_addr_data[j] & (1 << i)) ?
eecs | eedi : eecs;
iowrite8(ctrl, &nic->csr->eeprom_ctrl_lo);
@@ -723,7 +731,7 @@ static __le16 e100_eeprom_read(struct nic *nic, u16 *addr_len, u16 addr)
e100_write_flush(nic); udelay(4);
/* Bit-bang to read word from eeprom */
- for(i = 31; i >= 0; i--) {
+ for (i = 31; i >= 0; i--) {
ctrl = (cmd_addr_data & (1 << i)) ? eecs | eedi : eecs;
iowrite8(ctrl, &nic->csr->eeprom_ctrl_lo);
e100_write_flush(nic); udelay(4);
@@ -734,7 +742,7 @@ static __le16 e100_eeprom_read(struct nic *nic, u16 *addr_len, u16 addr)
/* Eeprom drives a dummy zero to EEDO after receiving
* complete address. Use this to adjust addr_len. */
ctrl = ioread8(&nic->csr->eeprom_ctrl_lo);
- if(!(ctrl & eedo) && i > 16) {
+ if (!(ctrl & eedo) && i > 16) {
*addr_len -= (i - 16);
i = 17;
}
@@ -758,9 +766,9 @@ static int e100_eeprom_load(struct nic *nic)
e100_eeprom_read(nic, &addr_len, 0);
nic->eeprom_wc = 1 << addr_len;
- for(addr = 0; addr < nic->eeprom_wc; addr++) {
+ for (addr = 0; addr < nic->eeprom_wc; addr++) {
nic->eeprom[addr] = e100_eeprom_read(nic, &addr_len, addr);
- if(addr < nic->eeprom_wc - 1)
+ if (addr < nic->eeprom_wc - 1)
checksum += le16_to_cpu(nic->eeprom[addr]);
}
@@ -784,15 +792,15 @@ static int e100_eeprom_save(struct nic *nic, u16 start, u16 count)
e100_eeprom_read(nic, &addr_len, 0);
nic->eeprom_wc = 1 << addr_len;
- if(start + count >= nic->eeprom_wc)
+ if (start + count >= nic->eeprom_wc)
return -EINVAL;
- for(addr = start; addr < start + count; addr++)
+ for (addr = start; addr < start + count; addr++)
e100_eeprom_write(nic, addr_len, addr, nic->eeprom[addr]);
/* 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++)
+ for (addr = 0; addr < nic->eeprom_wc - 1; addr++)
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,
@@ -812,19 +820,19 @@ static int e100_exec_cmd(struct nic *nic, u8 cmd, dma_addr_t dma_addr)
spin_lock_irqsave(&nic->cmd_lock, flags);
/* Previous command is accepted when SCB clears */
- for(i = 0; i < E100_WAIT_SCB_TIMEOUT; i++) {
- if(likely(!ioread8(&nic->csr->scb.cmd_lo)))
+ for (i = 0; i < E100_WAIT_SCB_TIMEOUT; i++) {
+ if (likely(!ioread8(&nic->csr->scb.cmd_lo)))
break;
cpu_relax();
- if(unlikely(i > E100_WAIT_SCB_FAST))
+ if (unlikely(i > E100_WAIT_SCB_FAST))
udelay(5);
}
- if(unlikely(i == E100_WAIT_SCB_TIMEOUT)) {
+ if (unlikely(i == E100_WAIT_SCB_TIMEOUT)) {
err = -EAGAIN;
goto err_unlock;
}
- if(unlikely(cmd != cuc_resume))
+ if (unlikely(cmd != cuc_resume))
iowrite32(dma_addr, &nic->csr->scb.gen_ptr);
iowrite8(cmd, &nic->csr->scb.cmd_lo);
@@ -843,7 +851,7 @@ static int e100_exec_cb(struct nic *nic, struct sk_buff *skb,
spin_lock_irqsave(&nic->cb_lock, flags);
- if(unlikely(!nic->cbs_avail)) {
+ if (unlikely(!nic->cbs_avail)) {
err = -ENOMEM;
goto err_unlock;
}
@@ -853,7 +861,7 @@ static int e100_exec_cb(struct nic *nic, struct sk_buff *skb,
nic->cbs_avail--;
cb->skb = skb;
- if(unlikely(!nic->cbs_avail))
+ if (unlikely(!nic->cbs_avail))
err = -ENOSPC;
cb_prepare(nic, cb, skb);
@@ -864,15 +872,15 @@ static int e100_exec_cb(struct nic *nic, struct sk_buff *skb,
wmb();
cb->prev->command &= cpu_to_le16(~cb_s);
- while(nic->cb_to_send != nic->cb_to_use) {
- if(unlikely(e100_exec_cmd(nic, nic->cuc_cmd,
+ while (nic->cb_to_send != nic->cb_to_use) {
+ if (unlikely(e100_exec_cmd(nic, nic->cuc_cmd,
nic->cb_to_send->dma_addr))) {
/* Ok, here's where things get sticky. It's
* possible that we can't schedule the command
* because the controller is too busy, so
* let's just queue the command and try again
* when another command is scheduled. */
- if(err == -ENOSPC) {
+ if (err == -ENOSPC) {
//request a reset
schedule_work(&nic->tx_timeout_task);
}
@@ -945,7 +953,7 @@ static void e100_get_defaults(struct nic *nic)
/* MAC type is encoded as rev ID; exception: ICH is treated as 82559 */
nic->mac = (nic->flags & ich) ? mac_82559_D101M : nic->pdev->revision;
- if(nic->mac == mac_unknown)
+ if (nic->mac == mac_unknown)
nic->mac = mac_82557_D100_A;
nic->params.rfds = rfds;
@@ -1008,23 +1016,23 @@ static void e100_configure(struct nic *nic, struct cb *cb, struct sk_buff *skb)
config->adaptive_ifs = nic->adaptive_ifs;
config->loopback = nic->loopback;
- if(nic->mii.force_media && nic->mii.full_duplex)
+ if (nic->mii.force_media && nic->mii.full_duplex)
config->full_duplex_force = 0x1; /* 1=force, 0=auto */
- if(nic->flags & promiscuous || nic->loopback) {
+ if (nic->flags & promiscuous || nic->loopback) {
config->rx_save_bad_frames = 0x1; /* 1=save, 0=discard */
config->rx_discard_short_frames = 0x0; /* 1=discard, 0=save */
config->promiscuous_mode = 0x1; /* 1=on, 0=off */
}
- if(nic->flags & multicast_all)
+ if (nic->flags & multicast_all)
config->multicast_all = 0x1; /* 1=accept, 0=no */
/* disable WoL when up */
- if(netif_running(nic->netdev) || !(nic->flags & wol_magic))
+ if (netif_running(nic->netdev) || !(nic->flags & wol_magic))
config->magic_packet_disable = 0x1; /* 1=off, 0=on */
- if(nic->mac >= mac_82558_D101_A4) {
+ if (nic->mac >= mac_82558_D101_A4) {
config->fc_disable = 0x1; /* 1=Tx fc off, 0=Tx fc on */
config->mwi_enable = 0x1; /* 1=enable, 0=disable */
config->standard_tcb = 0x0; /* 1=standard, 0=extended */
@@ -1049,178 +1057,6 @@ static void e100_configure(struct nic *nic, struct cb *cb, struct sk_buff *skb)
c[16], c[17], c[18], c[19], c[20], c[21], c[22], c[23]);
}
-/********************************************************/
-/* Micro code for 8086:1229 Rev 8 */
-/********************************************************/
-
-/* Parameter values for the D101M B-step */
-#define D101M_CPUSAVER_TIMER_DWORD 78
-#define D101M_CPUSAVER_BUNDLE_DWORD 65
-#define D101M_CPUSAVER_MIN_SIZE_DWORD 126
-
-#define D101M_B_RCVBUNDLE_UCODE \
-{\
-0x00550215, 0xFFFF0437, 0xFFFFFFFF, 0x06A70789, 0xFFFFFFFF, 0x0558FFFF, \
-0x000C0001, 0x00101312, 0x000C0008, 0x00380216, \
-0x0010009C, 0x00204056, 0x002380CC, 0x00380056, \
-0x0010009C, 0x00244C0B, 0x00000800, 0x00124818, \
-0x00380438, 0x00000000, 0x00140000, 0x00380555, \
-0x00308000, 0x00100662, 0x00100561, 0x000E0408, \
-0x00134861, 0x000C0002, 0x00103093, 0x00308000, \
-0x00100624, 0x00100561, 0x000E0408, 0x00100861, \
-0x000C007E, 0x00222C21, 0x000C0002, 0x00103093, \
-0x00380C7A, 0x00080000, 0x00103090, 0x00380C7A, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x0010009C, 0x00244C2D, 0x00010004, 0x00041000, \
-0x003A0437, 0x00044010, 0x0038078A, 0x00000000, \
-0x00100099, 0x00206C7A, 0x0010009C, 0x00244C48, \
-0x00130824, 0x000C0001, 0x00101213, 0x00260C75, \
-0x00041000, 0x00010004, 0x00130826, 0x000C0006, \
-0x002206A8, 0x0013C926, 0x00101313, 0x003806A8, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00080600, 0x00101B10, 0x00050004, 0x00100826, \
-0x00101210, 0x00380C34, 0x00000000, 0x00000000, \
-0x0021155B, 0x00100099, 0x00206559, 0x0010009C, \
-0x00244559, 0x00130836, 0x000C0000, 0x00220C62, \
-0x000C0001, 0x00101B13, 0x00229C0E, 0x00210C0E, \
-0x00226C0E, 0x00216C0E, 0x0022FC0E, 0x00215C0E, \
-0x00214C0E, 0x00380555, 0x00010004, 0x00041000, \
-0x00278C67, 0x00040800, 0x00018100, 0x003A0437, \
-0x00130826, 0x000C0001, 0x00220559, 0x00101313, \
-0x00380559, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00130831, 0x0010090B, 0x00124813, \
-0x000CFF80, 0x002606AB, 0x00041000, 0x00010004, \
-0x003806A8, 0x00000000, 0x00000000, 0x00000000, \
-}
-
-/********************************************************/
-/* Micro code for 8086:1229 Rev 9 */
-/********************************************************/
-
-/* Parameter values for the D101S */
-#define D101S_CPUSAVER_TIMER_DWORD 78
-#define D101S_CPUSAVER_BUNDLE_DWORD 67
-#define D101S_CPUSAVER_MIN_SIZE_DWORD 128
-
-#define D101S_RCVBUNDLE_UCODE \
-{\
-0x00550242, 0xFFFF047E, 0xFFFFFFFF, 0x06FF0818, 0xFFFFFFFF, 0x05A6FFFF, \
-0x000C0001, 0x00101312, 0x000C0008, 0x00380243, \
-0x0010009C, 0x00204056, 0x002380D0, 0x00380056, \
-0x0010009C, 0x00244F8B, 0x00000800, 0x00124818, \
-0x0038047F, 0x00000000, 0x00140000, 0x003805A3, \
-0x00308000, 0x00100610, 0x00100561, 0x000E0408, \
-0x00134861, 0x000C0002, 0x00103093, 0x00308000, \
-0x00100624, 0x00100561, 0x000E0408, 0x00100861, \
-0x000C007E, 0x00222FA1, 0x000C0002, 0x00103093, \
-0x00380F90, 0x00080000, 0x00103090, 0x00380F90, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x0010009C, 0x00244FAD, 0x00010004, 0x00041000, \
-0x003A047E, 0x00044010, 0x00380819, 0x00000000, \
-0x00100099, 0x00206FFD, 0x0010009A, 0x0020AFFD, \
-0x0010009C, 0x00244FC8, 0x00130824, 0x000C0001, \
-0x00101213, 0x00260FF7, 0x00041000, 0x00010004, \
-0x00130826, 0x000C0006, 0x00220700, 0x0013C926, \
-0x00101313, 0x00380700, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00080600, 0x00101B10, 0x00050004, 0x00100826, \
-0x00101210, 0x00380FB6, 0x00000000, 0x00000000, \
-0x002115A9, 0x00100099, 0x002065A7, 0x0010009A, \
-0x0020A5A7, 0x0010009C, 0x002445A7, 0x00130836, \
-0x000C0000, 0x00220FE4, 0x000C0001, 0x00101B13, \
-0x00229F8E, 0x00210F8E, 0x00226F8E, 0x00216F8E, \
-0x0022FF8E, 0x00215F8E, 0x00214F8E, 0x003805A3, \
-0x00010004, 0x00041000, 0x00278FE9, 0x00040800, \
-0x00018100, 0x003A047E, 0x00130826, 0x000C0001, \
-0x002205A7, 0x00101313, 0x003805A7, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00130831, \
-0x0010090B, 0x00124813, 0x000CFF80, 0x00260703, \
-0x00041000, 0x00010004, 0x00380700 \
-}
-
-/********************************************************/
-/* Micro code for the 8086:1229 Rev F/10 */
-/********************************************************/
-
-/* Parameter values for the D102 E-step */
-#define D102_E_CPUSAVER_TIMER_DWORD 42
-#define D102_E_CPUSAVER_BUNDLE_DWORD 54
-#define D102_E_CPUSAVER_MIN_SIZE_DWORD 46
-
-#define D102_E_RCVBUNDLE_UCODE \
-{\
-0x007D028F, 0x0E4204F9, 0x14ED0C85, 0x14FA14E9, 0x0EF70E36, 0x1FFF1FFF, \
-0x00E014B9, 0x00000000, 0x00000000, 0x00000000, \
-0x00E014BD, 0x00000000, 0x00000000, 0x00000000, \
-0x00E014D5, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00E014C1, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00E014C8, 0x00000000, 0x00000000, 0x00000000, \
-0x00200600, 0x00E014EE, 0x00000000, 0x00000000, \
-0x0030FF80, 0x00940E46, 0x00038200, 0x00102000, \
-0x00E00E43, 0x00000000, 0x00000000, 0x00000000, \
-0x00300006, 0x00E014FB, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00906E41, 0x00800E3C, 0x00E00E39, 0x00000000, \
-0x00906EFD, 0x00900EFD, 0x00E00EF8, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-}
-
-static void e100_setup_ucode(struct nic *nic, struct cb *cb, struct sk_buff *skb)
-{
-/* *INDENT-OFF* */
- static struct {
- u32 ucode[UCODE_SIZE + 1];
- u8 mac;
- u8 timer_dword;
- u8 bundle_dword;
- u8 min_size_dword;
- } ucode_opts[] = {
- { D101M_B_RCVBUNDLE_UCODE,
- mac_82559_D101M,
- D101M_CPUSAVER_TIMER_DWORD,
- D101M_CPUSAVER_BUNDLE_DWORD,
- D101M_CPUSAVER_MIN_SIZE_DWORD },
- { D101S_RCVBUNDLE_UCODE,
- mac_82559_D101S,
- D101S_CPUSAVER_TIMER_DWORD,
- D101S_CPUSAVER_BUNDLE_DWORD,
- D101S_CPUSAVER_MIN_SIZE_DWORD },
- { D102_E_RCVBUNDLE_UCODE,
- mac_82551_F,
- D102_E_CPUSAVER_TIMER_DWORD,
- D102_E_CPUSAVER_BUNDLE_DWORD,
- D102_E_CPUSAVER_MIN_SIZE_DWORD },
- { D102_E_RCVBUNDLE_UCODE,
- mac_82551_10,
- D102_E_CPUSAVER_TIMER_DWORD,
- D102_E_CPUSAVER_BUNDLE_DWORD,
- D102_E_CPUSAVER_MIN_SIZE_DWORD },
- { {0}, 0, 0, 0, 0}
- }, *opts;
-/* *INDENT-ON* */
-
/*************************************************************************
* CPUSaver parameters
*
@@ -1280,42 +1116,101 @@ static void e100_setup_ucode(struct nic *nic, struct cb *cb, struct sk_buff *skb
#define BUNDLEMAX (u16)6
#define INTDELAY (u16)1536 /* 0x600 */
+/* Initialize firmware */
+static const struct firmware *e100_request_firmware(struct nic *nic)
+{
+ const char *fw_name;
+ const struct firmware *fw;
+ u8 timer, bundle, min_size;
+ int err;
+
/* do not load u-code for ICH devices */
if (nic->flags & ich)
- goto noloaducode;
+ return NULL;
/* Search for ucode match against h/w revision */
- for (opts = ucode_opts; opts->mac; opts++) {
- int i;
- u32 *ucode = opts->ucode;
- if (nic->mac != opts->mac)
- continue;
-
- /* Insert user-tunable settings */
- ucode[opts->timer_dword] &= 0xFFFF0000;
- ucode[opts->timer_dword] |= INTDELAY;
- ucode[opts->bundle_dword] &= 0xFFFF0000;
- ucode[opts->bundle_dword] |= BUNDLEMAX;
- ucode[opts->min_size_dword] &= 0xFFFF0000;
- ucode[opts->min_size_dword] |= (BUNDLESMALL) ? 0xFFFF : 0xFF80;
-
- for (i = 0; i < UCODE_SIZE; i++)
- cb->u.ucode[i] = cpu_to_le32(ucode[i]);
- cb->command = cpu_to_le16(cb_ucode | cb_el);
- return;
- }
-
-noloaducode:
- cb->command = cpu_to_le16(cb_nop | cb_el);
-}
-
-static inline int e100_exec_cb_wait(struct nic *nic, struct sk_buff *skb,
- void (*cb_prepare)(struct nic *, struct cb *, struct sk_buff *))
-{
+ if (nic->mac == mac_82559_D101M)
+ fw_name = FIRMWARE_D101M;
+ else if (nic->mac == mac_82559_D101S)
+ fw_name = FIRMWARE_D101S;
+ else if (nic->mac == mac_82551_F || nic->mac == mac_82551_10)
+ fw_name = FIRMWARE_D102E;
+ else /* No ucode on other devices */
+ return NULL;
+
+ err = request_firmware(&fw, fw_name, &nic->pdev->dev);
+ if (err) {
+ DPRINTK(PROBE, ERR, "Failed to load firmware \"%s\": %d\n",
+ fw_name, err);
+ return ERR_PTR(err);
+ }
+ /* Firmware should be precisely UCODE_SIZE (words) plus three bytes
+ indicating the offsets for BUNDLESMALL, BUNDLEMAX, INTDELAY */
+ if (fw->size != UCODE_SIZE * 4 + 3) {
+ DPRINTK(PROBE, ERR, "Firmware \"%s\" has wrong size %zu\n",
+ fw_name, fw->size);
+ release_firmware(fw);
+ return ERR_PTR(-EINVAL);
+ }
+
+ /* Read timer, bundle and min_size from end of firmware blob */
+ timer = fw->data[UCODE_SIZE * 4];
+ bundle = fw->data[UCODE_SIZE * 4 + 1];
+ min_size = fw->data[UCODE_SIZE * 4 + 2];
+
+ if (timer >= UCODE_SIZE || bundle >= UCODE_SIZE ||
+ min_size >= UCODE_SIZE) {
+ DPRINTK(PROBE, ERR,
+ "\"%s\" has bogus offset values (0x%x,0x%x,0x%x)\n",
+ fw_name, timer, bundle, min_size);
+ release_firmware(fw);
+ return ERR_PTR(-EINVAL);
+ }
+ /* OK, firmware is validated and ready to use... */
+ return fw;
+}
+
+static void e100_setup_ucode(struct nic *nic, struct cb *cb,
+ struct sk_buff *skb)
+{
+ const struct firmware *fw = (void *)skb;
+ u8 timer, bundle, min_size;
+
+ /* It's not a real skb; we just abused the fact that e100_exec_cb
+ will pass it through to here... */
+ cb->skb = NULL;
+
+ /* firmware is stored as little endian already */
+ memcpy(cb->u.ucode, fw->data, UCODE_SIZE * 4);
+
+ /* Read timer, bundle and min_size from end of firmware blob */
+ timer = fw->data[UCODE_SIZE * 4];
+ bundle = fw->data[UCODE_SIZE * 4 + 1];
+ min_size = fw->data[UCODE_SIZE * 4 + 2];
+
+ /* Insert user-tunable settings in cb->u.ucode */
+ cb->u.ucode[timer] &= cpu_to_le32(0xFFFF0000);
+ cb->u.ucode[timer] |= cpu_to_le32(INTDELAY);
+ cb->u.ucode[bundle] &= cpu_to_le32(0xFFFF0000);
+ cb->u.ucode[bundle] |= cpu_to_le32(BUNDLEMAX);
+ cb->u.ucode[min_size] &= cpu_to_le32(0xFFFF0000);
+ cb->u.ucode[min_size] |= cpu_to_le32((BUNDLESMALL) ? 0xFFFF : 0xFF80);
+
+ cb->command = cpu_to_le16(cb_ucode | cb_el);
+}
+
+static inline int e100_load_ucode_wait(struct nic *nic)
+{
+ const struct firmware *fw;
int err = 0, counter = 50;
struct cb *cb = nic->cb_to_clean;
- if ((err = e100_exec_cb(nic, NULL, e100_setup_ucode)))
+ fw = e100_request_firmware(nic);
+ /* If it's NULL, then no ucode is required */
+ if (!fw || IS_ERR(fw))
+ return PTR_ERR(fw);
+
+ if ((err = e100_exec_cb(nic, (void *)fw, e100_setup_ucode)))
DPRINTK(PROBE,ERR, "ucode cmd failed with error %d\n", err);
/* must restart cuc */
@@ -1369,21 +1264,21 @@ static int e100_phy_init(struct nic *nic)
u16 bmcr, stat, id_lo, id_hi, cong;
/* Discover phy addr by searching addrs in order {1,0,2,..., 31} */
- for(addr = 0; addr < 32; addr++) {
+ for (addr = 0; addr < 32; addr++) {
nic->mii.phy_id = (addr == 0) ? 1 : (addr == 1) ? 0 : addr;
bmcr = mdio_read(netdev, nic->mii.phy_id, MII_BMCR);
stat = mdio_read(netdev, nic->mii.phy_id, MII_BMSR);
stat = mdio_read(netdev, nic->mii.phy_id, MII_BMSR);
- if(!((bmcr == 0xFFFF) || ((stat == 0) && (bmcr == 0))))
+ if (!((bmcr == 0xFFFF) || ((stat == 0) && (bmcr == 0))))
break;
}
DPRINTK(HW, DEBUG, "phy_addr = %d\n", nic->mii.phy_id);
- if(addr == 32)
+ if (addr == 32)
return -EAGAIN;
/* Selected the phy and isolate the rest */
- for(addr = 0; addr < 32; addr++) {
- if(addr != nic->mii.phy_id) {
+ for (addr = 0; addr < 32; addr++) {
+ if (addr != nic->mii.phy_id) {
mdio_write(netdev, addr, MII_BMCR, BMCR_ISOLATE);
} else {
bmcr = mdio_read(netdev, addr, MII_BMCR);
@@ -1400,7 +1295,7 @@ static int e100_phy_init(struct nic *nic)
/* Handle National tx phys */
#define NCS_PHY_MODEL_MASK 0xFFF0FFFF
- if((nic->phy & NCS_PHY_MODEL_MASK) == phy_nsc_tx) {
+ if ((nic->phy & NCS_PHY_MODEL_MASK) == phy_nsc_tx) {
/* Disable congestion control */
cong = mdio_read(netdev, nic->mii.phy_id, MII_NSC_CONG);
cong |= NSC_CONG_TXREADY;
@@ -1408,7 +1303,7 @@ static int e100_phy_init(struct nic *nic)
mdio_write(netdev, nic->mii.phy_id, MII_NSC_CONG, cong);
}
- if((nic->mac >= mac_82550_D102) || ((nic->flags & ich) &&
+ if ((nic->mac >= mac_82550_D102) || ((nic->flags & ich) &&
(mdio_read(netdev, nic->mii.phy_id, MII_TPISTATUS) & 0x8000) &&
!(nic->eeprom[eeprom_cnfg_mdix] & eeprom_mdix_enabled))) {
/* enable/disable MDI/MDI-X auto-switching. */
@@ -1426,25 +1321,25 @@ static int e100_hw_init(struct nic *nic)
e100_hw_reset(nic);
DPRINTK(HW, ERR, "e100_hw_init\n");
- if(!in_interrupt() && (err = e100_self_test(nic)))
+ if (!in_interrupt() && (err = e100_self_test(nic)))
return err;
- if((err = e100_phy_init(nic)))
+ if ((err = e100_phy_init(nic)))
return err;
- if((err = e100_exec_cmd(nic, cuc_load_base, 0)))
+ if ((err = e100_exec_cmd(nic, cuc_load_base, 0)))
return err;
- if((err = e100_exec_cmd(nic, ruc_load_base, 0)))
+ if ((err = e100_exec_cmd(nic, ruc_load_base, 0)))
return err;
- if ((err = e100_exec_cb_wait(nic, NULL, e100_setup_ucode)))
+ if ((err = e100_load_ucode_wait(nic)))
return err;
- if((err = e100_exec_cb(nic, NULL, e100_configure)))
+ if ((err = e100_exec_cb(nic, NULL, e100_configure)))
return err;
- if((err = e100_exec_cb(nic, NULL, e100_setup_iaaddr)))
+ if ((err = e100_exec_cb(nic, NULL, e100_setup_iaaddr)))
return err;
- if((err = e100_exec_cmd(nic, cuc_dump_addr,
+ if ((err = e100_exec_cmd(nic, cuc_dump_addr,
nic->dma_addr + offsetof(struct mem, stats))))
return err;
- if((err = e100_exec_cmd(nic, cuc_dump_reset, 0)))
+ if ((err = e100_exec_cmd(nic, cuc_dump_reset, 0)))
return err;
e100_disable_irq(nic);
@@ -1460,7 +1355,7 @@ static void e100_multi(struct nic *nic, struct cb *cb, struct sk_buff *skb)
cb->command = cpu_to_le16(cb_multi);
cb->u.multi.count = cpu_to_le16(count * ETH_ALEN);
- for(i = 0; list && i < count; i++, list = list->next)
+ for (i = 0; list && i < count; i++, list = list->next)
memcpy(&cb->u.multi.addr[i*ETH_ALEN], &list->dmi_addr,
ETH_ALEN);
}
@@ -1472,12 +1367,12 @@ static void e100_set_multicast_list(struct net_device *netdev)
DPRINTK(HW, DEBUG, "mc_count=%d, flags=0x%04X\n",
netdev->mc_count, netdev->flags);
- if(netdev->flags & IFF_PROMISC)
+ if (netdev->flags & IFF_PROMISC)
nic->flags |= promiscuous;
else
nic->flags &= ~promiscuous;
- if(netdev->flags & IFF_ALLMULTI ||
+ if (netdev->flags & IFF_ALLMULTI ||
netdev->mc_count > E100_MAX_MULTICAST_ADDRS)
nic->flags |= multicast_all;
else
@@ -1500,7 +1395,7 @@ static void e100_update_stats(struct nic *nic)
* complete, so we're always waiting for results of the
* previous command. */
- if(*complete == cpu_to_le32(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);
@@ -1527,12 +1422,12 @@ static void e100_update_stats(struct nic *nic)
le32_to_cpu(s->tx_single_collisions);
nic->tx_multiple_collisions +=
le32_to_cpu(s->tx_multiple_collisions);
- if(nic->mac >= mac_82558_D101_A4) {
+ if (nic->mac >= mac_82558_D101_A4) {
nic->tx_fc_pause += le32_to_cpu(s->fc_xmt_pause);
nic->rx_fc_pause += le32_to_cpu(s->fc_rcv_pause);
nic->rx_fc_unsupported +=
le32_to_cpu(s->fc_rcv_unsupported);
- if(nic->mac >= mac_82559_D101M) {
+ if (nic->mac >= mac_82559_D101M) {
nic->tx_tco_frames +=
le16_to_cpu(s->xmt_tco_frames);
nic->rx_tco_frames +=
@@ -1542,7 +1437,7 @@ static void e100_update_stats(struct nic *nic)
}
- if(e100_exec_cmd(nic, cuc_dump_reset, 0))
+ if (e100_exec_cmd(nic, cuc_dump_reset, 0))
DPRINTK(TX_ERR, DEBUG, "exec cuc_dump_reset failed\n");
}
@@ -1551,19 +1446,19 @@ static void e100_adjust_adaptive_ifs(struct nic *nic, int speed, int duplex)
/* Adjust inter-frame-spacing (IFS) between two transmits if
* we're getting collisions on a half-duplex connection. */
- if(duplex == DUPLEX_HALF) {
+ if (duplex == DUPLEX_HALF) {
u32 prev = nic->adaptive_ifs;
u32 min_frames = (speed == SPEED_100) ? 1000 : 100;
- if((nic->tx_frames / 32 < nic->tx_collisions) &&
+ if ((nic->tx_frames / 32 < nic->tx_collisions) &&
(nic->tx_frames > min_frames)) {
- if(nic->adaptive_ifs < 60)
+ if (nic->adaptive_ifs < 60)
nic->adaptive_ifs += 5;
} else if (nic->tx_frames < min_frames) {
- if(nic->adaptive_ifs >= 5)
+ if (nic->adaptive_ifs >= 5)
nic->adaptive_ifs -= 5;
}
- if(nic->adaptive_ifs != prev)
+ if (nic->adaptive_ifs != prev)
e100_exec_cb(nic, NULL, e100_configure);
}
}
@@ -1579,12 +1474,12 @@ static void e100_watchdog(unsigned long data)
mii_ethtool_gset(&nic->mii, &cmd);
- if(mii_link_ok(&nic->mii) && !netif_carrier_ok(nic->netdev)) {
+ if (mii_link_ok(&nic->mii) && !netif_carrier_ok(nic->netdev)) {
printk(KERN_INFO "e100: %s NIC Link is Up %s Mbps %s Duplex\n",
nic->netdev->name,
cmd.speed == SPEED_100 ? "100" : "10",
cmd.duplex == DUPLEX_FULL ? "Full" : "Half");
- } else if(!mii_link_ok(&nic->mii) && netif_carrier_ok(nic->netdev)) {
+ } else if (!mii_link_ok(&nic->mii) && netif_carrier_ok(nic->netdev)) {
printk(KERN_INFO "e100: %s NIC Link is Down\n",
nic->netdev->name);
}
@@ -1604,11 +1499,11 @@ static void e100_watchdog(unsigned long data)
e100_update_stats(nic);
e100_adjust_adaptive_ifs(nic, cmd.speed, cmd.duplex);
- if(nic->mac <= mac_82557_D100_C)
+ if (nic->mac <= mac_82557_D100_C)
/* Issue a multicast command to workaround a 557 lock up */
e100_set_multicast_list(nic->netdev);
- if(nic->flags & ich && cmd.speed==SPEED_10 && cmd.duplex==DUPLEX_HALF)
+ if (nic->flags & ich && cmd.speed==SPEED_10 && cmd.duplex==DUPLEX_HALF)
/* Need SW workaround for ICH[x] 10Mbps/half duplex Tx hang. */
nic->flags |= ich_10h_workaround;
else
@@ -1623,7 +1518,7 @@ static void e100_xmit_prepare(struct nic *nic, struct cb *cb,
{
cb->command = nic->tx_command;
/* interrupt every 16 packets regardless of delay */
- if((nic->cbs_avail & ~15) == nic->cbs_avail)
+ if ((nic->cbs_avail & ~15) == nic->cbs_avail)
cb->command |= cpu_to_le16(cb_i);
cb->u.tcb.tbd_array = cb->dma_addr + offsetof(struct cb, u.tcb.tbd);
cb->u.tcb.tcb_byte_count = 0;
@@ -1640,18 +1535,18 @@ static int e100_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
struct nic *nic = netdev_priv(netdev);
int err;
- if(nic->flags & ich_10h_workaround) {
+ if (nic->flags & ich_10h_workaround) {
/* SW workaround for ICH[x] 10Mbps/half duplex Tx hang.
Issue a NOP command followed by a 1us delay before
issuing the Tx command. */
- if(e100_exec_cmd(nic, cuc_nop, 0))
+ if (e100_exec_cmd(nic, cuc_nop, 0))
DPRINTK(TX_ERR, DEBUG, "exec cuc_nop failed\n");
udelay(1);
}
err = e100_exec_cb(nic, skb, e100_xmit_prepare);
- switch(err) {
+ switch (err) {
case -ENOSPC:
/* We queued the skb, but now we're out of space. */
DPRINTK(TX_ERR, DEBUG, "No space for CB\n");
@@ -1677,14 +1572,14 @@ static int e100_tx_clean(struct nic *nic)
spin_lock(&nic->cb_lock);
/* Clean CBs marked complete */
- for(cb = nic->cb_to_clean;
+ for (cb = nic->cb_to_clean;
cb->status & cpu_to_le16(cb_complete);
cb = nic->cb_to_clean = cb->next) {
DPRINTK(TX_DONE, DEBUG, "cb[%d]->status = 0x%04X\n",
(int)(((void*)cb - (void*)nic->cbs)/sizeof(struct cb)),
cb->status);
- if(likely(cb->skb != NULL)) {
+ if (likely(cb->skb != NULL)) {
dev->stats.tx_packets++;
dev->stats.tx_bytes += cb->skb->len;
@@ -1703,7 +1598,7 @@ static int e100_tx_clean(struct nic *nic)
spin_unlock(&nic->cb_lock);
/* Recover from running out of Tx resources in xmit_frame */
- if(unlikely(tx_cleaned && netif_queue_stopped(nic->netdev)))
+ if (unlikely(tx_cleaned && netif_queue_stopped(nic->netdev)))
netif_wake_queue(nic->netdev);
return tx_cleaned;
@@ -1711,10 +1606,10 @@ static int e100_tx_clean(struct nic *nic)
static void e100_clean_cbs(struct nic *nic)
{
- if(nic->cbs) {
- while(nic->cbs_avail != nic->params.cbs.count) {
+ if (nic->cbs) {
+ while (nic->cbs_avail != nic->params.cbs.count) {
struct cb *cb = nic->cb_to_clean;
- if(cb->skb) {
+ if (cb->skb) {
pci_unmap_single(nic->pdev,
le32_to_cpu(cb->u.tcb.tbd.buf_addr),
le16_to_cpu(cb->u.tcb.tbd.size),
@@ -1746,10 +1641,10 @@ static int e100_alloc_cbs(struct nic *nic)
nic->cbs = pci_alloc_consistent(nic->pdev,
sizeof(struct cb) * count, &nic->cbs_dma_addr);
- if(!nic->cbs)
+ if (!nic->cbs)
return -ENOMEM;
- for(cb = nic->cbs, i = 0; i < count; cb++, i++) {
+ for (cb = nic->cbs, i = 0; i < count; cb++, i++) {
cb->next = (i + 1 < count) ? cb + 1 : nic->cbs;
cb->prev = (i == 0) ? nic->cbs + count - 1 : cb - 1;
@@ -1767,14 +1662,14 @@ static int e100_alloc_cbs(struct nic *nic)
static inline void e100_start_receiver(struct nic *nic, struct rx *rx)
{
- if(!nic->rxs) return;
- if(RU_SUSPENDED != nic->ru_running) return;
+ if (!nic->rxs) return;
+ if (RU_SUSPENDED != nic->ru_running) return;
/* handle init time starts */
- if(!rx) rx = nic->rxs;
+ if (!rx) rx = nic->rxs;
/* (Re)start RU if suspended or idle and RFA is non-NULL */
- if(rx->skb) {
+ if (rx->skb) {
e100_exec_cmd(nic, ruc_start, rx->dma_addr);
nic->ru_running = RU_RUNNING;
}
@@ -1783,7 +1678,7 @@ static inline void e100_start_receiver(struct nic *nic, struct rx *rx)
#define RFD_BUF_LEN (sizeof(struct rfd) + VLAN_ETH_FRAME_LEN)
static int e100_rx_alloc_skb(struct nic *nic, struct rx *rx)
{
- if(!(rx->skb = netdev_alloc_skb(nic->netdev, RFD_BUF_LEN + NET_IP_ALIGN)))
+ if (!(rx->skb = netdev_alloc_skb(nic->netdev, RFD_BUF_LEN + NET_IP_ALIGN)))
return -ENOMEM;
/* Align, init, and map the RFD. */
@@ -1820,7 +1715,7 @@ static int e100_rx_indicate(struct nic *nic, struct rx *rx,
struct rfd *rfd = (struct rfd *)skb->data;
u16 rfd_status, actual_size;
- if(unlikely(work_done && *work_done >= work_to_do))
+ if (unlikely(work_done && *work_done >= work_to_do))
return -EAGAIN;
/* Need to sync before taking a peek at cb_complete bit */
@@ -1847,7 +1742,7 @@ static int e100_rx_indicate(struct nic *nic, struct rx *rx,
/* Get actual data size */
actual_size = le16_to_cpu(rfd->actual_size) & 0x3FFF;
- if(unlikely(actual_size > RFD_BUF_LEN - sizeof(struct rfd)))
+ if (unlikely(actual_size > RFD_BUF_LEN - sizeof(struct rfd)))
actual_size = RFD_BUF_LEN - sizeof(struct rfd);
/* Get data */
@@ -1872,10 +1767,10 @@ static int e100_rx_indicate(struct nic *nic, struct rx *rx,
skb_put(skb, actual_size);
skb->protocol = eth_type_trans(skb, nic->netdev);
- if(unlikely(!(rfd_status & cb_ok))) {
+ if (unlikely(!(rfd_status & cb_ok))) {
/* Don't indicate if hardware indicates errors */
dev_kfree_skb_any(skb);
- } else if(actual_size > ETH_DATA_LEN + VLAN_ETH_HLEN) {
+ } else if (actual_size > ETH_DATA_LEN + VLAN_ETH_HLEN) {
/* Don't indicate oversized frames */
nic->rx_over_length_errors++;
dev_kfree_skb_any(skb);
@@ -1883,7 +1778,7 @@ static int e100_rx_indicate(struct nic *nic, struct rx *rx,
dev->stats.rx_packets++;
dev->stats.rx_bytes += actual_size;
netif_receive_skb(skb);
- if(work_done)
+ if (work_done)
(*work_done)++;
}
@@ -1901,7 +1796,7 @@ static void e100_rx_clean(struct nic *nic, unsigned int *work_done,
struct rfd *old_before_last_rfd, *new_before_last_rfd;
/* Indicate newly arrived packets */
- for(rx = nic->rx_to_clean; rx->skb; rx = nic->rx_to_clean = rx->next) {
+ for (rx = nic->rx_to_clean; rx->skb; rx = nic->rx_to_clean = rx->next) {
err = e100_rx_indicate(nic, rx, work_done, work_to_do);
/* Hit quota or no more to clean */
if (-EAGAIN == err || -ENODATA == err)
@@ -1922,8 +1817,8 @@ static void e100_rx_clean(struct nic *nic, unsigned int *work_done,
old_before_last_rfd = (struct rfd *)old_before_last_rx->skb->data;
/* Alloc new skbs to refill list */
- for(rx = nic->rx_to_use; !rx->skb; rx = nic->rx_to_use = rx->next) {
- if(unlikely(e100_rx_alloc_skb(nic, rx)))
+ for (rx = nic->rx_to_use; !rx->skb; rx = nic->rx_to_use = rx->next) {
+ if (unlikely(e100_rx_alloc_skb(nic, rx)))
break; /* Better luck next time (see watchdog) */
}
@@ -1959,11 +1854,11 @@ static void e100_rx_clean(struct nic *nic, unsigned int *work_done,
PCI_DMA_BIDIRECTIONAL);
}
- if(restart_required) {
+ if (restart_required) {
// ack the rnr?
iowrite8(stat_ack_rnr, &nic->csr->scb.stat_ack);
e100_start_receiver(nic, nic->rx_to_clean);
- if(work_done)
+ if (work_done)
(*work_done)++;
}
}
@@ -1975,9 +1870,9 @@ static void e100_rx_clean_list(struct nic *nic)
nic->ru_running = RU_UNINITIALIZED;
- if(nic->rxs) {
- for(rx = nic->rxs, i = 0; i < count; rx++, i++) {
- if(rx->skb) {
+ if (nic->rxs) {
+ for (rx = nic->rxs, i = 0; i < count; rx++, i++) {
+ if (rx->skb) {
pci_unmap_single(nic->pdev, rx->dma_addr,
RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
dev_kfree_skb(rx->skb);
@@ -1999,13 +1894,13 @@ static int e100_rx_alloc_list(struct nic *nic)
nic->rx_to_use = nic->rx_to_clean = NULL;
nic->ru_running = RU_UNINITIALIZED;
- if(!(nic->rxs = kcalloc(count, sizeof(struct rx), GFP_ATOMIC)))
+ if (!(nic->rxs = kcalloc(count, sizeof(struct rx), GFP_ATOMIC)))
return -ENOMEM;
- for(rx = nic->rxs, i = 0; i < count; rx++, i++) {
+ for (rx = nic->rxs, i = 0; i < count; rx++, i++) {
rx->next = (i + 1 < count) ? rx + 1 : nic->rxs;
rx->prev = (i == 0) ? nic->rxs + count - 1 : rx - 1;
- if(e100_rx_alloc_skb(nic, rx)) {
+ if (e100_rx_alloc_skb(nic, rx)) {
e100_rx_clean_list(nic);
return -ENOMEM;
}
@@ -2038,7 +1933,7 @@ static irqreturn_t e100_intr(int irq, void *dev_id)
DPRINTK(INTR, DEBUG, "stat_ack = 0x%02X\n", stat_ack);
- if(stat_ack == stat_ack_not_ours || /* Not our interrupt */
+ if (stat_ack == stat_ack_not_ours || /* Not our interrupt */
stat_ack == stat_ack_not_present) /* Hardware is ejected */
return IRQ_NONE;
@@ -2046,10 +1941,10 @@ static irqreturn_t e100_intr(int irq, void *dev_id)
iowrite8(stat_ack, &nic->csr->scb.stat_ack);
/* We hit Receive No Resource (RNR); restart RU after cleaning */
- if(stat_ack & stat_ack_rnr)
+ if (stat_ack & stat_ack_rnr)
nic->ru_running = RU_SUSPENDED;
- if(likely(netif_rx_schedule_prep(&nic->napi))) {
+ if (likely(netif_rx_schedule_prep(&nic->napi))) {
e100_disable_irq(nic);
__netif_rx_schedule(&nic->napi);
}
@@ -2102,7 +1997,7 @@ static int e100_set_mac_address(struct net_device *netdev, void *p)
static int e100_change_mtu(struct net_device *netdev, int new_mtu)
{
- if(new_mtu < ETH_ZLEN || new_mtu > ETH_DATA_LEN)
+ if (new_mtu < ETH_ZLEN || new_mtu > ETH_DATA_LEN)
return -EINVAL;
netdev->mtu = new_mtu;
return 0;
@@ -2121,16 +2016,16 @@ static int e100_up(struct nic *nic)
{
int err;
- if((err = e100_rx_alloc_list(nic)))
+ if ((err = e100_rx_alloc_list(nic)))
return err;
- if((err = e100_alloc_cbs(nic)))
+ if ((err = e100_alloc_cbs(nic)))
goto err_rx_clean_list;
- if((err = e100_hw_init(nic)))
+ if ((err = e100_hw_init(nic)))
goto err_clean_cbs;
e100_set_multicast_list(nic->netdev);
e100_start_receiver(nic, NULL);
mod_timer(&nic->watchdog, jiffies);
- if((err = request_irq(nic->pdev->irq, e100_intr, IRQF_SHARED,
+ if ((err = request_irq(nic->pdev->irq, e100_intr, IRQF_SHARED,
nic->netdev->name, nic->netdev)))
goto err_no_irq;
netif_wake_queue(nic->netdev);
@@ -2192,26 +2087,26 @@ static int e100_loopback_test(struct nic *nic, enum loopback loopback_mode)
* in loopback mode, and the test passes if the received
* packet compares byte-for-byte to the transmitted packet. */
- if((err = e100_rx_alloc_list(nic)))
+ if ((err = e100_rx_alloc_list(nic)))
return err;
- if((err = e100_alloc_cbs(nic)))
+ if ((err = e100_alloc_cbs(nic)))
goto err_clean_rx;
/* ICH PHY loopback is broken so do MAC loopback instead */
- if(nic->flags & ich && loopback_mode == lb_phy)
+ if (nic->flags & ich && loopback_mode == lb_phy)
loopback_mode = lb_mac;
nic->loopback = loopback_mode;
- if((err = e100_hw_init(nic)))
+ if ((err = e100_hw_init(nic)))
goto err_loopback_none;
- if(loopback_mode == lb_phy)
+ if (loopback_mode == lb_phy)
mdio_write(nic->netdev, nic->mii.phy_id, MII_BMCR,
BMCR_LOOPBACK);
e100_start_receiver(nic, NULL);
- if(!(skb = netdev_alloc_skb(nic->netdev, ETH_DATA_LEN))) {
+ if (!(skb = netdev_alloc_skb(nic->netdev, ETH_DATA_LEN))) {
err = -ENOMEM;
goto err_loopback_none;
}
@@ -2224,7 +2119,7 @@ static int e100_loopback_test(struct nic *nic, enum loopback loopback_mode)
pci_dma_sync_single_for_cpu(nic->pdev, nic->rx_to_clean->dma_addr,
RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
- if(memcmp(nic->rx_to_clean->skb->data + sizeof(struct rfd),
+ if (memcmp(nic->rx_to_clean->skb->data + sizeof(struct rfd),
skb->data, ETH_DATA_LEN))
err = -EAGAIN;
@@ -2301,7 +2196,7 @@ static void e100_get_regs(struct net_device *netdev,
buff[0] = ioread8(&nic->csr->scb.cmd_hi) << 24 |
ioread8(&nic->csr->scb.cmd_lo) << 16 |
ioread16(&nic->csr->scb.status);
- for(i = E100_PHY_REGS; i >= 0; i--)
+ for (i = E100_PHY_REGS; i >= 0; i--)
buff[1 + E100_PHY_REGS - i] =
mdio_read(netdev, nic->mii.phy_id, i);
memset(nic->mem->dump_buf, 0, sizeof(nic->mem->dump_buf));
@@ -2326,7 +2221,7 @@ static int e100_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
!device_can_wakeup(&nic->pdev->dev))
return -EOPNOTSUPP;
- if(wol->wolopts)
+ if (wol->wolopts)
nic->flags |= wol_magic;
else
nic->flags &= ~wol_magic;
@@ -2385,7 +2280,7 @@ static int e100_set_eeprom(struct net_device *netdev,
{
struct nic *nic = netdev_priv(netdev);
- if(eeprom->magic != E100_EEPROM_MAGIC)
+ if (eeprom->magic != E100_EEPROM_MAGIC)
return -EINVAL;
memcpy(&((u8 *)nic->eeprom)[eeprom->offset], bytes, eeprom->len);
@@ -2421,7 +2316,7 @@ static int e100_set_ringparam(struct net_device *netdev,
if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
return -EINVAL;
- if(netif_running(netdev))
+ if (netif_running(netdev))
e100_down(nic);
rfds->count = max(ring->rx_pending, rfds->min);
rfds->count = min(rfds->count, rfds->max);
@@ -2429,7 +2324,7 @@ static int e100_set_ringparam(struct net_device *netdev,
cbs->count = min(cbs->count, cbs->max);
DPRINTK(DRV, INFO, "Ring Param settings: rx: %d, tx %d\n",
rfds->count, cbs->count);
- if(netif_running(netdev))
+ if (netif_running(netdev))
e100_up(nic);
return 0;
@@ -2454,12 +2349,12 @@ static void e100_diag_test(struct net_device *netdev,
memset(data, 0, E100_TEST_LEN * sizeof(u64));
data[0] = !mii_link_ok(&nic->mii);
data[1] = e100_eeprom_load(nic);
- if(test->flags & ETH_TEST_FL_OFFLINE) {
+ if (test->flags & ETH_TEST_FL_OFFLINE) {
/* save speed, duplex & autoneg settings */
err = mii_ethtool_gset(&nic->mii, &cmd);
- if(netif_running(netdev))
+ if (netif_running(netdev))
e100_down(nic);
data[2] = e100_self_test(nic);
data[3] = e100_loopback_test(nic, lb_mac);
@@ -2468,10 +2363,10 @@ static void e100_diag_test(struct net_device *netdev,
/* restore speed, duplex & autoneg settings */
err = mii_ethtool_sset(&nic->mii, &cmd);
- if(netif_running(netdev))
+ if (netif_running(netdev))
e100_up(nic);
}
- for(i = 0; i < E100_TEST_LEN; i++)
+ for (i = 0; i < E100_TEST_LEN; i++)
test->flags |= data[i] ? ETH_TEST_FL_FAILED : 0;
msleep_interruptible(4 * 1000);
@@ -2481,7 +2376,7 @@ static int e100_phys_id(struct net_device *netdev, u32 data)
{
struct nic *nic = netdev_priv(netdev);
- if(!data || data > (u32)(MAX_SCHEDULE_TIMEOUT / HZ))
+ if (!data || data > (u32)(MAX_SCHEDULE_TIMEOUT / HZ))
data = (u32)(MAX_SCHEDULE_TIMEOUT / HZ);
mod_timer(&nic->blink_timer, jiffies);
msleep_interruptible(data * 1000);
@@ -2524,7 +2419,7 @@ static void e100_get_ethtool_stats(struct net_device *netdev,
struct nic *nic = netdev_priv(netdev);
int i;
- for(i = 0; i < E100_NET_STATS_LEN; i++)
+ for (i = 0; i < E100_NET_STATS_LEN; i++)
data[i] = ((unsigned long *)&netdev->stats)[i];
data[i++] = nic->tx_deferred;
@@ -2539,7 +2434,7 @@ static void e100_get_ethtool_stats(struct net_device *netdev,
static void e100_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
{
- switch(stringset) {
+ switch (stringset) {
case ETH_SS_TEST:
memcpy(data, *e100_gstrings_test, sizeof(e100_gstrings_test));
break;
@@ -2589,7 +2484,7 @@ static int e100_alloc(struct nic *nic)
static void e100_free(struct nic *nic)
{
- if(nic->mem) {
+ if (nic->mem) {
pci_free_consistent(nic->pdev, sizeof(struct mem),
nic->mem, nic->dma_addr);
nic->mem = NULL;
@@ -2602,7 +2497,7 @@ static int e100_open(struct net_device *netdev)
int err = 0;
netif_carrier_off(netdev);
- if((err = e100_up(nic)))
+ if ((err = e100_up(nic)))
DPRINTK(IFUP, ERR, "Cannot open interface, aborting.\n");
return err;
}
@@ -2635,8 +2530,8 @@ static int __devinit e100_probe(struct pci_dev *pdev,
struct nic *nic;
int err;
- if(!(netdev = alloc_etherdev(sizeof(struct nic)))) {
- if(((1 << debug) - 1) & NETIF_MSG_PROBE)
+ if (!(netdev = alloc_etherdev(sizeof(struct nic)))) {
+ if (((1 << debug) - 1) & NETIF_MSG_PROBE)
printk(KERN_ERR PFX "Etherdev alloc failed, abort.\n");
return -ENOMEM;
}
@@ -2653,24 +2548,24 @@ static int __devinit e100_probe(struct pci_dev *pdev,
nic->msg_enable = (1 << debug) - 1;
pci_set_drvdata(pdev, netdev);
- if((err = pci_enable_device(pdev))) {
+ if ((err = pci_enable_device(pdev))) {
DPRINTK(PROBE, ERR, "Cannot enable PCI device, aborting.\n");
goto err_out_free_dev;
}
- if(!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
+ if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
DPRINTK(PROBE, ERR, "Cannot find proper PCI device "
"base address, aborting.\n");
err = -ENODEV;
goto err_out_disable_pdev;
}
- if((err = pci_request_regions(pdev, DRV_NAME))) {
+ if ((err = pci_request_regions(pdev, DRV_NAME))) {
DPRINTK(PROBE, ERR, "Cannot obtain PCI resources, aborting.\n");
goto err_out_disable_pdev;
}
- if((err = pci_set_dma_mask(pdev, DMA_32BIT_MASK))) {
+ if ((err = pci_set_dma_mask(pdev, DMA_32BIT_MASK))) {
DPRINTK(PROBE, ERR, "No usable DMA configuration, aborting.\n");
goto err_out_free_res;
}
@@ -2681,13 +2576,13 @@ static int __devinit e100_probe(struct pci_dev *pdev,
DPRINTK(PROBE, INFO, "using i/o access mode\n");
nic->csr = pci_iomap(pdev, (use_io ? 1 : 0), sizeof(struct csr));
- if(!nic->csr) {
+ if (!nic->csr) {
DPRINTK(PROBE, ERR, "Cannot map device registers, aborting.\n");
err = -ENOMEM;
goto err_out_free_res;
}
- if(ent->driver_data)
+ if (ent->driver_data)
nic->flags |= ich;
else
nic->flags &= ~ich;
@@ -2715,12 +2610,12 @@ static int __devinit e100_probe(struct pci_dev *pdev,
INIT_WORK(&nic->tx_timeout_task, e100_tx_timeout_task);
- if((err = e100_alloc(nic))) {
+ if ((err = e100_alloc(nic))) {
DPRINTK(PROBE, ERR, "Cannot alloc driver memory, aborting.\n");
goto err_out_iounmap;
}
- if((err = e100_eeprom_load(nic)))
+ if ((err = e100_eeprom_load(nic)))
goto err_out_free;
e100_phy_init(nic);
@@ -2740,7 +2635,7 @@ static int __devinit e100_probe(struct pci_dev *pdev,
}
/* Wol magic packet can be enabled from eeprom */
- if((nic->mac >= mac_82558_D101_A4) &&
+ if ((nic->mac >= mac_82558_D101_A4) &&
(nic->eeprom[eeprom_id] & eeprom_id_wol)) {
nic->flags |= wol_magic;
device_set_wakeup_enable(&pdev->dev, true);
@@ -2750,7 +2645,7 @@ static int __devinit e100_probe(struct pci_dev *pdev,
pci_pme_active(pdev, false);
strcpy(netdev->name, "eth%d");
- if((err = register_netdev(netdev))) {
+ if ((err = register_netdev(netdev))) {
DPRINTK(PROBE, ERR, "Cannot register net device, aborting.\n");
goto err_out_free;
}
@@ -2779,7 +2674,7 @@ static void __devexit e100_remove(struct pci_dev *pdev)
{
struct net_device *netdev = pci_get_drvdata(pdev);
- if(netdev) {
+ if (netdev) {
struct nic *nic = netdev_priv(netdev);
unregister_netdev(netdev);
e100_free(nic);
@@ -2932,7 +2827,7 @@ static struct pci_driver e100_driver = {
static int __init e100_init_module(void)
{
- if(((1 << debug) - 1) & NETIF_MSG_DRV) {
+ if (((1 << debug) - 1) & NETIF_MSG_DRV) {
printk(KERN_INFO PFX "%s, %s\n", DRV_DESCRIPTION, DRV_VERSION);
printk(KERN_INFO PFX "%s\n", DRV_COPYRIGHT);
}