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authorAndrew Vasquez <andrew.vasquez@qlogic.com>2008-01-17 09:02:08 -0800
committerJames Bottomley <James.Bottomley@HansenPartnership.com>2008-01-23 11:29:29 -0600
commit43ef058010c79a967195539bbcdeee8c5b24219d (patch)
treeb0d13f3b2a79777a306d9c84adbfec3499c97af0 /drivers/scsi/qla2xxx/qla_mbx.c
parent4733fcb1fe4d64402a8bd18cec766e8b8ad25eee (diff)
[SCSI] qla2xxx: Retrieve additional HBA port statistics from recent ISPs.
HBAs supporting these additional counters include ISP24xx and ISP25xx type boards. Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_mbx.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_mbx.c99
1 files changed, 26 insertions, 73 deletions
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index 031f269149b..0fc165288f8 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -2042,29 +2042,20 @@ qla2x00_get_fcal_position_map(scsi_qla_host_t *ha, char *pos_map)
*/
int
qla2x00_get_link_status(scsi_qla_host_t *ha, uint16_t loop_id,
- link_stat_t *ret_buf, uint16_t *status)
+ struct link_statistics *stats, dma_addr_t stats_dma)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
- link_stat_t *stat_buf;
- dma_addr_t stat_buf_dma;
+ uint32_t *siter, *diter, dwords;
DEBUG11(printk("%s(%ld): entered.\n", __func__, ha->host_no));
- stat_buf = dma_pool_alloc(ha->s_dma_pool, GFP_ATOMIC, &stat_buf_dma);
- if (stat_buf == NULL) {
- DEBUG2_3_11(printk("%s(%ld): Failed to allocate memory.\n",
- __func__, ha->host_no));
- return BIT_0;
- }
- memset(stat_buf, 0, sizeof(link_stat_t));
-
mcp->mb[0] = MBC_GET_LINK_STATUS;
- mcp->mb[2] = MSW(stat_buf_dma);
- mcp->mb[3] = LSW(stat_buf_dma);
- mcp->mb[6] = MSW(MSD(stat_buf_dma));
- mcp->mb[7] = LSW(MSD(stat_buf_dma));
+ mcp->mb[2] = MSW(stats_dma);
+ mcp->mb[3] = LSW(stats_dma);
+ mcp->mb[6] = MSW(MSD(stats_dma));
+ mcp->mb[7] = LSW(MSD(stats_dma));
mcp->out_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_0;
mcp->in_mb = MBX_0;
if (IS_FWI2_CAPABLE(ha)) {
@@ -2089,78 +2080,43 @@ qla2x00_get_link_status(scsi_qla_host_t *ha, uint16_t loop_id,
if (mcp->mb[0] != MBS_COMMAND_COMPLETE) {
DEBUG2_3_11(printk("%s(%ld): cmd failed. mbx0=%x.\n",
__func__, ha->host_no, mcp->mb[0]));
- status[0] = mcp->mb[0];
- rval = BIT_1;
+ rval = QLA_FUNCTION_FAILED;
} else {
- /* copy over data -- firmware data is LE. */
- ret_buf->link_fail_cnt =
- le32_to_cpu(stat_buf->link_fail_cnt);
- ret_buf->loss_sync_cnt =
- le32_to_cpu(stat_buf->loss_sync_cnt);
- ret_buf->loss_sig_cnt =
- le32_to_cpu(stat_buf->loss_sig_cnt);
- ret_buf->prim_seq_err_cnt =
- le32_to_cpu(stat_buf->prim_seq_err_cnt);
- ret_buf->inval_xmit_word_cnt =
- le32_to_cpu(stat_buf->inval_xmit_word_cnt);
- ret_buf->inval_crc_cnt =
- le32_to_cpu(stat_buf->inval_crc_cnt);
-
- DEBUG11(printk("%s(%ld): stat dump: fail_cnt=%d "
- "loss_sync=%d loss_sig=%d seq_err=%d "
- "inval_xmt_word=%d inval_crc=%d.\n", __func__,
- ha->host_no, stat_buf->link_fail_cnt,
- stat_buf->loss_sync_cnt, stat_buf->loss_sig_cnt,
- stat_buf->prim_seq_err_cnt,
- stat_buf->inval_xmit_word_cnt,
- stat_buf->inval_crc_cnt));
+ /* Copy over data -- firmware data is LE. */
+ dwords = offsetof(struct link_statistics, unused1) / 4;
+ siter = diter = &stats->link_fail_cnt;
+ while (dwords--)
+ *diter++ = le32_to_cpu(*siter++);
}
} else {
/* Failed. */
DEBUG2_3_11(printk("%s(%ld): failed=%x.\n", __func__,
ha->host_no, rval));
- rval = BIT_1;
}
- dma_pool_free(ha->s_dma_pool, stat_buf, stat_buf_dma);
-
return rval;
}
int
-qla24xx_get_isp_stats(scsi_qla_host_t *ha, uint32_t *dwbuf, uint32_t dwords,
- uint16_t *status)
+qla24xx_get_isp_stats(scsi_qla_host_t *ha, struct link_statistics *stats,
+ dma_addr_t stats_dma)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
- uint32_t *sbuf, *siter;
- dma_addr_t sbuf_dma;
+ uint32_t *siter, *diter, dwords;
DEBUG11(printk("%s(%ld): entered.\n", __func__, ha->host_no));
- if (dwords > (DMA_POOL_SIZE / 4)) {
- DEBUG2_3_11(printk("%s(%ld): Unabled to retrieve %d DWORDs "
- "(max %d).\n", __func__, ha->host_no, dwords,
- DMA_POOL_SIZE / 4));
- return BIT_0;
- }
- sbuf = dma_pool_alloc(ha->s_dma_pool, GFP_ATOMIC, &sbuf_dma);
- if (sbuf == NULL) {
- DEBUG2_3_11(printk("%s(%ld): Failed to allocate memory.\n",
- __func__, ha->host_no));
- return BIT_0;
- }
- memset(sbuf, 0, DMA_POOL_SIZE);
-
mcp->mb[0] = MBC_GET_LINK_PRIV_STATS;
- mcp->mb[2] = MSW(sbuf_dma);
- mcp->mb[3] = LSW(sbuf_dma);
- mcp->mb[6] = MSW(MSD(sbuf_dma));
- mcp->mb[7] = LSW(MSD(sbuf_dma));
- mcp->mb[8] = dwords;
+ mcp->mb[2] = MSW(stats_dma);
+ mcp->mb[3] = LSW(stats_dma);
+ mcp->mb[6] = MSW(MSD(stats_dma));
+ mcp->mb[7] = LSW(MSD(stats_dma));
+ mcp->mb[8] = sizeof(struct link_statistics) / 4;
+ mcp->mb[9] = ha->vp_idx;
mcp->mb[10] = 0;
- mcp->out_mb = MBX_10|MBX_8|MBX_7|MBX_6|MBX_3|MBX_2|MBX_0;
+ mcp->out_mb = MBX_10|MBX_9|MBX_8|MBX_7|MBX_6|MBX_3|MBX_2|MBX_0;
mcp->in_mb = MBX_2|MBX_1|MBX_0;
mcp->tov = 30;
mcp->flags = IOCTL_CMD;
@@ -2170,23 +2126,20 @@ qla24xx_get_isp_stats(scsi_qla_host_t *ha, uint32_t *dwbuf, uint32_t dwords,
if (mcp->mb[0] != MBS_COMMAND_COMPLETE) {
DEBUG2_3_11(printk("%s(%ld): cmd failed. mbx0=%x.\n",
__func__, ha->host_no, mcp->mb[0]));
- status[0] = mcp->mb[0];
- rval = BIT_1;
+ rval = QLA_FUNCTION_FAILED;
} else {
/* Copy over data -- firmware data is LE. */
- siter = sbuf;
+ dwords = sizeof(struct link_statistics) / 4;
+ siter = diter = &stats->link_fail_cnt;
while (dwords--)
- *dwbuf++ = le32_to_cpu(*siter++);
+ *diter++ = le32_to_cpu(*siter++);
}
} else {
/* Failed. */
DEBUG2_3_11(printk("%s(%ld): failed=%x.\n", __func__,
ha->host_no, rval));
- rval = BIT_1;
}
- dma_pool_free(ha->s_dma_pool, sbuf, sbuf_dma);
-
return rval;
}