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authorJohn Garry <john.garry@huawei.com>2022-06-11 00:46:40 +0800
committerMartin K. Petersen <martin.petersen@oracle.com>2022-06-16 21:45:09 -0400
commit98132d842d4d1ca64c829eb968ff1df53b37aead (patch)
tree85ccbffccb254c13822b608bc72b619e9751094a /drivers/scsi/pm8001/pm80xx_hwi.c
parentscsi: pm8001: Rework shost initial values (diff)
downloadlinux-dev-98132d842d4d1ca64c829eb968ff1df53b37aead.tar.xz
linux-dev-98132d842d4d1ca64c829eb968ff1df53b37aead.zip
scsi: pm8001: Set up tags before using them
The current code is buggy in that the tags are set up after they are needed in pm80xx_chip_init() -> pm80xx_set_sas_protocol_timer_config(). The tag depth is earlier read in pm80xx_chip_init() -> read_main_config_table(). Add a post init callback to do the pm80xx work which needs to be done after reading the tags. I don't see a better way to do this. Link: https://lore.kernel.org/r/1654879602-33497-3-git-send-email-john.garry@huawei.com Tested-by: Damien Le Moal <damien.lemoal@opensource.wdc.com> Signed-off-by: John Garry <john.garry@huawei.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/pm8001/pm80xx_hwi.c')
-rw-r--r--drivers/scsi/pm8001/pm80xx_hwi.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/scsi/pm8001/pm80xx_hwi.c b/drivers/scsi/pm8001/pm80xx_hwi.c
index 01c5e8ff4cc5..d5cc726c034e 100644
--- a/drivers/scsi/pm8001/pm80xx_hwi.c
+++ b/drivers/scsi/pm8001/pm80xx_hwi.c
@@ -1469,11 +1469,18 @@ static int pm80xx_chip_init(struct pm8001_hba_info *pm8001_ha)
} else
return -EBUSY;
+ return 0;
+}
+
+static void pm80xx_chip_post_init(struct pm8001_hba_info *pm8001_ha)
+{
/* send SAS protocol timer configuration page to FW */
- ret = pm80xx_set_sas_protocol_timer_config(pm8001_ha);
+ pm80xx_set_sas_protocol_timer_config(pm8001_ha);
/* Check for encryption */
if (pm8001_ha->chip->encrypt) {
+ int ret;
+
pm8001_dbg(pm8001_ha, INIT, "Checking for encryption\n");
ret = pm80xx_get_encrypt_info(pm8001_ha);
if (ret == -1) {
@@ -1485,7 +1492,6 @@ static int pm80xx_chip_init(struct pm8001_hba_info *pm8001_ha)
}
}
}
- return 0;
}
static int mpi_uninit_check(struct pm8001_hba_info *pm8001_ha)
@@ -5007,6 +5013,7 @@ void pm8001_set_phy_profile_single(struct pm8001_hba_info *pm8001_ha,
const struct pm8001_dispatch pm8001_80xx_dispatch = {
.name = "pmc80xx",
.chip_init = pm80xx_chip_init,
+ .chip_post_init = pm80xx_chip_post_init,
.chip_soft_rst = pm80xx_chip_soft_rst,
.chip_rst = pm80xx_hw_chip_rst,
.chip_iounmap = pm8001_chip_iounmap,