diff options
| -rw-r--r-- | drivers/staging/qlge/qlge_mpi.c | 32 |
1 files changed, 15 insertions, 17 deletions
diff --git a/drivers/staging/qlge/qlge_mpi.c b/drivers/staging/qlge/qlge_mpi.c index 16a9bf818346..94d504af84ff 100644 --- a/drivers/staging/qlge/qlge_mpi.c +++ b/drivers/staging/qlge/qlge_mpi.c @@ -17,36 +17,34 @@ int ql_unpause_mpi_risc(struct ql_adapter *qdev) int ql_pause_mpi_risc(struct ql_adapter *qdev) { u32 tmp; - int count = UDELAY_COUNT; + int count; /* Pause the RISC */ ql_write32(qdev, CSR, CSR_CMD_SET_PAUSE); - do { + for (count = UDELAY_COUNT; count; count--) { tmp = ql_read32(qdev, CSR); if (tmp & CSR_RP) break; mdelay(UDELAY_DELAY); - count--; - } while (count); + } return (count == 0) ? -ETIMEDOUT : 0; } int ql_hard_reset_mpi_risc(struct ql_adapter *qdev) { u32 tmp; - int count = UDELAY_COUNT; + int count; /* Reset the RISC */ ql_write32(qdev, CSR, CSR_CMD_SET_RST); - do { + for (count = UDELAY_COUNT; count; count--) { tmp = ql_read32(qdev, CSR); if (tmp & CSR_RR) { ql_write32(qdev, CSR, CSR_CMD_CLR_RST); break; } mdelay(UDELAY_DELAY); - count--; - } while (count); + } return (count == 0) ? -ETIMEDOUT : 0; } @@ -147,15 +145,15 @@ static int ql_get_mb_sts(struct ql_adapter *qdev, struct mbox_params *mbcp) */ static int ql_wait_mbx_cmd_cmplt(struct ql_adapter *qdev) { - int count = 100; + int count; u32 value; - do { + for (count = 100; count; count--) { value = ql_read32(qdev, STS); if (value & STS_PI) return 0; mdelay(UDELAY_DELAY); /* 100ms */ - } while (--count); + } return -ETIMEDOUT; } @@ -914,10 +912,10 @@ int ql_mb_wol_set_magic(struct ql_adapter *qdev, u32 enable_wol) static int ql_idc_wait(struct ql_adapter *qdev) { int status = -ETIMEDOUT; - long wait_time = 1 * HZ; struct mbox_params *mbcp = &qdev->idc_mbc; + long wait_time; - do { + for (wait_time = 1 * HZ; wait_time;) { /* Wait here for the command to complete * via the IDC process. */ @@ -947,7 +945,7 @@ static int ql_idc_wait(struct ql_adapter *qdev) status = -EIO; break; } - } while (wait_time); + } return status; } @@ -1080,18 +1078,18 @@ static int ql_mb_get_mgmnt_traffic_ctl(struct ql_adapter *qdev, u32 *control) int ql_wait_fifo_empty(struct ql_adapter *qdev) { - int count = 5; + int count; u32 mgmnt_fifo_empty; u32 nic_fifo_empty; - do { + for (count = 6; count; count--) { nic_fifo_empty = ql_read32(qdev, STS) & STS_NFE; ql_mb_get_mgmnt_traffic_ctl(qdev, &mgmnt_fifo_empty); mgmnt_fifo_empty &= MB_GET_MPI_TFK_FIFO_EMPTY; if (nic_fifo_empty && mgmnt_fifo_empty) return 0; msleep(100); - } while (count-- > 0); + } return -ETIMEDOUT; } |