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qla2xxx: Adjust adapter reset routine to the changes in firmware specification for ISPFx00. 

Signed-off-by: Armen Baloyan <armen.baloyan@qlogic.com>
Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Armen Baloyan 2014-04-11 16:54:32 -04:00 committed by Christoph Hellwig
parent f934c9d082
commit 42543fb946
2 changed files with 48 additions and 8 deletions
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55
drivers/scsi/qla2xxx/qla_mr.c
View File

@ -527,21 +527,63 @@ qlafx00_soc_cpu_reset(scsi_qla_host_t *vha)
struct qla_hw_data *ha = vha->hw;
int i, core;
uint32_t cnt;
uint32_t reg_val;
spin_lock_irqsave(&ha->hardware_lock, flags);
QLAFX00_SET_HBA_SOC_REG(ha, 0x80004, 0);
QLAFX00_SET_HBA_SOC_REG(ha, 0x82004, 0);
/* stop the XOR DMA engines */
QLAFX00_SET_HBA_SOC_REG(ha, 0x60920, 0x02);
QLAFX00_SET_HBA_SOC_REG(ha, 0x60924, 0x02);
QLAFX00_SET_HBA_SOC_REG(ha, 0xf0920, 0x02);
QLAFX00_SET_HBA_SOC_REG(ha, 0xf0924, 0x02);
/* stop the IDMA engines */
reg_val = QLAFX00_GET_HBA_SOC_REG(ha, 0x60840);
reg_val &= ~(1<<12);
QLAFX00_SET_HBA_SOC_REG(ha, 0x60840, reg_val);
reg_val = QLAFX00_GET_HBA_SOC_REG(ha, 0x60844);
reg_val &= ~(1<<12);
QLAFX00_SET_HBA_SOC_REG(ha, 0x60844, reg_val);
reg_val = QLAFX00_GET_HBA_SOC_REG(ha, 0x60848);
reg_val &= ~(1<<12);
QLAFX00_SET_HBA_SOC_REG(ha, 0x60848, reg_val);
reg_val = QLAFX00_GET_HBA_SOC_REG(ha, 0x6084C);
reg_val &= ~(1<<12);
QLAFX00_SET_HBA_SOC_REG(ha, 0x6084C, reg_val);
for (i = 0; i < 100000; i++) {
if ((QLAFX00_GET_HBA_SOC_REG(ha, 0xd0000) & 0x10000000) == 0 &&
(QLAFX00_GET_HBA_SOC_REG(ha, 0x10600) & 0x1) == 0)
break;
udelay(100);
}
/* Set all 4 cores in reset */
for (i = 0; i < 4; i++) {
QLAFX00_SET_HBA_SOC_REG(ha,
(SOC_SW_RST_CONTROL_REG_CORE0 + 8*i), (0xF01));
}
/* Set all 4 core Clock gating control */
for (i = 0; i < 4; i++) {
QLAFX00_SET_HBA_SOC_REG(ha,
(SOC_SW_RST_CONTROL_REG_CORE0 + 4 + 8*i), (0x01010101));
}
/* Reset all units in Fabric */
QLAFX00_SET_HBA_SOC_REG(ha, SOC_FABRIC_RST_CONTROL_REG, (0x11F0101));
QLAFX00_SET_HBA_SOC_REG(ha, SOC_FABRIC_RST_CONTROL_REG, (0x011f0101));
/* */
QLAFX00_SET_HBA_SOC_REG(ha, 0x10610, 1);
QLAFX00_SET_HBA_SOC_REG(ha, 0x10600, 0);
/* Set all 4 core Memory Power Down Registers */
for (i = 0; i < 5; i++) {
QLAFX00_SET_HBA_SOC_REG(ha,
(SOC_PWR_MANAGEMENT_PWR_DOWN_REG + 4*i), (0x0));
}
/* Reset all interrupt control registers */
for (i = 0; i < 115; i++) {
@ -564,8 +606,6 @@ qlafx00_soc_cpu_reset(scsi_qla_host_t *vha)
QLAFX00_SET_HBA_SOC_REG(ha, SOC_FABRIC_CONTROL_REG, (0x2));
QLAFX00_SET_HBA_SOC_REG(ha, SOC_FABRIC_CONFIG_REG, (0x3));
spin_lock_irqsave(&ha->hardware_lock, flags);
/* Kick in Fabric units */
QLAFX00_SET_HBA_SOC_REG(ha, SOC_FABRIC_RST_CONTROL_REG, (0x0));
@ -598,7 +638,6 @@ qlafx00_soft_reset(scsi_qla_host_t *vha)
ha->isp_ops->disable_intrs(ha);
qlafx00_soc_cpu_reset(vha);
ha->isp_ops->enable_intrs(ha);
}
/**

1
drivers/scsi/qla2xxx/qla_mr.h
View File

@ -351,6 +351,7 @@ struct config_info_data {
#define SOC_FABRIC_RST_CONTROL_REG 0x0020840
#define SOC_FABRIC_CONTROL_REG 0x0020200
#define SOC_FABRIC_CONFIG_REG 0x0020204
#define SOC_PWR_MANAGEMENT_PWR_DOWN_REG 0x001820C
#define SOC_INTERRUPT_SOURCE_I_CONTROL_REG 0x0020B00
#define SOC_CORE_TIMER_REG 0x0021850