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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-03-15 18:31:37 -0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-03-15 18:31:37 -0400
commitb810cdfcf91d76f603fd48023aede48ced8e6bed (patch)
tree6b2dd0608c0241f29ac1e84fa7b629a1a0f5ceb9 /drivers/net/netxen/netxen_nic_init.c
parente7b0d26a86943370c04d6833c6edba2a72a6e240 (diff)
parentd2a900365b8963d7ca46f05d8e7176d1be3cc71d (diff)
Merge branch 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/netdev-2.6
* 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/netdev-2.6: natsemi: Avoid IntrStatus lossage if RX state machine resets. natsemi: Fix NAPI for interrupt sharing natsemi: Consistently use interrupt enable/disable functions NetXen: Fix softlockup seen during hardware access NetXen: Bug fix for Jumbo frames on XG card skge: set mac address bonding fix
Diffstat (limited to 'drivers/net/netxen/netxen_nic_init.c')
-rw-r--r--drivers/net/netxen/netxen_nic_init.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c
index 586d32b676af..229aa1c4fb79 100644
--- a/drivers/net/netxen/netxen_nic_init.c
+++ b/drivers/net/netxen/netxen_nic_init.c
@@ -42,6 +42,8 @@ struct crb_addr_pair {
42 u32 data; 42 u32 data;
43}; 43};
44 44
45unsigned long last_schedule_time;
46
45#define NETXEN_MAX_CRB_XFORM 60 47#define NETXEN_MAX_CRB_XFORM 60
46static unsigned int crb_addr_xform[NETXEN_MAX_CRB_XFORM]; 48static unsigned int crb_addr_xform[NETXEN_MAX_CRB_XFORM];
47#define NETXEN_ADDR_ERROR (0xffffffff) 49#define NETXEN_ADDR_ERROR (0xffffffff)
@@ -404,9 +406,14 @@ static inline int do_rom_fast_write(struct netxen_adapter *adapter, int addr,
404static inline int 406static inline int
405do_rom_fast_read(struct netxen_adapter *adapter, int addr, int *valp) 407do_rom_fast_read(struct netxen_adapter *adapter, int addr, int *valp)
406{ 408{
409 if (jiffies > (last_schedule_time + (8 * HZ))) {
410 last_schedule_time = jiffies;
411 schedule();
412 }
413
407 netxen_nic_reg_write(adapter, NETXEN_ROMUSB_ROM_ADDRESS, addr); 414 netxen_nic_reg_write(adapter, NETXEN_ROMUSB_ROM_ADDRESS, addr);
408 netxen_nic_reg_write(adapter, NETXEN_ROMUSB_ROM_ABYTE_CNT, 3); 415 netxen_nic_reg_write(adapter, NETXEN_ROMUSB_ROM_ABYTE_CNT, 3);
409 udelay(70); /* prevent bursting on CRB */ 416 udelay(100); /* prevent bursting on CRB */
410 netxen_nic_reg_write(adapter, NETXEN_ROMUSB_ROM_DUMMY_BYTE_CNT, 0); 417 netxen_nic_reg_write(adapter, NETXEN_ROMUSB_ROM_DUMMY_BYTE_CNT, 0);
411 netxen_nic_reg_write(adapter, NETXEN_ROMUSB_ROM_INSTR_OPCODE, 0xb); 418 netxen_nic_reg_write(adapter, NETXEN_ROMUSB_ROM_INSTR_OPCODE, 0xb);
412 if (netxen_wait_rom_done(adapter)) { 419 if (netxen_wait_rom_done(adapter)) {
@@ -415,7 +422,7 @@ do_rom_fast_read(struct netxen_adapter *adapter, int addr, int *valp)
415 } 422 }
416 /* reset abyte_cnt and dummy_byte_cnt */ 423 /* reset abyte_cnt and dummy_byte_cnt */
417 netxen_nic_reg_write(adapter, NETXEN_ROMUSB_ROM_ABYTE_CNT, 0); 424 netxen_nic_reg_write(adapter, NETXEN_ROMUSB_ROM_ABYTE_CNT, 0);
418 udelay(70); /* prevent bursting on CRB */ 425 udelay(100); /* prevent bursting on CRB */
419 netxen_nic_reg_write(adapter, NETXEN_ROMUSB_ROM_DUMMY_BYTE_CNT, 0); 426 netxen_nic_reg_write(adapter, NETXEN_ROMUSB_ROM_DUMMY_BYTE_CNT, 0);
420 427
421 *valp = netxen_nic_reg_read(adapter, NETXEN_ROMUSB_ROM_RDATA); 428 *valp = netxen_nic_reg_read(adapter, NETXEN_ROMUSB_ROM_RDATA);