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-rw-r--r--drivers/scsi/isci/core/scic_sds_controller.c73
-rw-r--r--drivers/scsi/isci/host.c28
-rw-r--r--drivers/scsi/isci/init.c30
-rw-r--r--drivers/scsi/isci/isci.h8
4 files changed, 102 insertions, 37 deletions
diff --git a/drivers/scsi/isci/core/scic_sds_controller.c b/drivers/scsi/isci/core/scic_sds_controller.c
index b0edd8408fe7..cd31cba28f88 100644
--- a/drivers/scsi/isci/core/scic_sds_controller.c
+++ b/drivers/scsi/isci/core/scic_sds_controller.c
@@ -2548,41 +2548,46 @@ enum sci_status scic_user_parameters_set(
struct scic_sds_controller *scic,
union scic_user_parameters *scic_parms)
{
- if (
- (scic->parent.state_machine.current_state_id
- == SCI_BASE_CONTROLLER_STATE_RESET)
- || (scic->parent.state_machine.current_state_id
- == SCI_BASE_CONTROLLER_STATE_INITIALIZING)
- || (scic->parent.state_machine.current_state_id
- == SCI_BASE_CONTROLLER_STATE_INITIALIZED)
- ) {
+ u32 state = scic->parent.state_machine.current_state_id;
+
+ if (state == SCI_BASE_CONTROLLER_STATE_RESET ||
+ state == SCI_BASE_CONTROLLER_STATE_INITIALIZING ||
+ state == SCI_BASE_CONTROLLER_STATE_INITIALIZED) {
u16 index;
/*
* Validate the user parameters. If they are not legal, then
- * return a failure. */
+ * return a failure.
+ */
for (index = 0; index < SCI_MAX_PHYS; index++) {
- if (!(scic_parms->sds1.phys[index].max_speed_generation
- <= SCIC_SDS_PARM_MAX_SPEED
- && scic_parms->sds1.phys[index].max_speed_generation
- > SCIC_SDS_PARM_NO_SPEED))
+ struct sci_phy_user_params *user_phy;
+
+ user_phy = &scic_parms->sds1.phys[index];
+
+ if (!((user_phy->max_speed_generation <=
+ SCIC_SDS_PARM_MAX_SPEED) &&
+ (user_phy->max_speed_generation >
+ SCIC_SDS_PARM_NO_SPEED)))
return SCI_FAILURE_INVALID_PARAMETER_VALUE;
- if (scic_parms->sds1.phys[index].in_connection_align_insertion_frequency < 3)
+ if (user_phy->in_connection_align_insertion_frequency <
+ 3)
return SCI_FAILURE_INVALID_PARAMETER_VALUE;
- if (
- (scic_parms->sds1.phys[index].in_connection_align_insertion_frequency < 3) ||
- (scic_parms->sds1.phys[index].align_insertion_frequency == 0) ||
- (scic_parms->sds1.phys[index].notify_enable_spin_up_insertion_frequency == 0)
- )
+
+ if ((user_phy->in_connection_align_insertion_frequency <
+ 3) ||
+ (user_phy->align_insertion_frequency == 0) ||
+ (user_phy->
+ notify_enable_spin_up_insertion_frequency ==
+ 0))
return SCI_FAILURE_INVALID_PARAMETER_VALUE;
}
if ((scic_parms->sds1.stp_inactivity_timeout == 0) ||
- (scic_parms->sds1.ssp_inactivity_timeout == 0) ||
- (scic_parms->sds1.stp_max_occupancy_timeout == 0) ||
- (scic_parms->sds1.ssp_max_occupancy_timeout == 0) ||
- (scic_parms->sds1.no_outbound_task_timeout == 0))
+ (scic_parms->sds1.ssp_inactivity_timeout == 0) ||
+ (scic_parms->sds1.stp_max_occupancy_timeout == 0) ||
+ (scic_parms->sds1.ssp_max_occupancy_timeout == 0) ||
+ (scic_parms->sds1.no_outbound_task_timeout == 0))
return SCI_FAILURE_INVALID_PARAMETER_VALUE;
memcpy(&scic->user_parameters, scic_parms, sizeof(*scic_parms));
@@ -2620,36 +2625,34 @@ enum sci_status scic_oem_parameters_set(
* Validate the oem parameters. If they are not legal, then
* return a failure. */
for (index = 0; index < SCI_MAX_PORTS; index++) {
- if (scic_parms->sds1.ports[index].phy_mask > SCIC_SDS_PARM_PHY_MASK_MAX) {
+ if (scic_parms->sds1.ports[index].phy_mask > SCIC_SDS_PARM_PHY_MASK_MAX)
return SCI_FAILURE_INVALID_PARAMETER_VALUE;
- }
}
for (index = 0; index < SCI_MAX_PHYS; index++) {
- if (
- scic_parms->sds1.phys[index].sas_address.high == 0
- && scic_parms->sds1.phys[index].sas_address.low == 0
- ) {
+ if ((scic_parms->sds1.phys[index].sas_address.high == 0) &&
+ (scic_parms->sds1.phys[index].sas_address.low == 0))
return SCI_FAILURE_INVALID_PARAMETER_VALUE;
- }
}
- if (scic_parms->sds1.controller.mode_type == SCIC_PORT_AUTOMATIC_CONFIGURATION_MODE) {
+ if (scic_parms->sds1.controller.mode_type ==
+ SCIC_PORT_AUTOMATIC_CONFIGURATION_MODE) {
for (index = 0; index < SCI_MAX_PHYS; index++) {
if (scic_parms->sds1.ports[index].phy_mask != 0)
return SCI_FAILURE_INVALID_PARAMETER_VALUE;
}
- } else if (scic_parms->sds1.controller.mode_type == SCIC_PORT_MANUAL_CONFIGURATION_MODE) {
+ } else if (scic_parms->sds1.controller.mode_type ==
+ SCIC_PORT_MANUAL_CONFIGURATION_MODE) {
for (index = 0; index < SCI_MAX_PHYS; index++)
combined_phy_mask |= scic_parms->sds1.ports[index].phy_mask;
if (combined_phy_mask == 0)
return SCI_FAILURE_INVALID_PARAMETER_VALUE;
- } else {
+ } else
return SCI_FAILURE_INVALID_PARAMETER_VALUE;
- }
- if (scic_parms->sds1.controller.max_concurrent_dev_spin_up > MAX_CONCURRENT_DEVICE_SPIN_UP_COUNT)
+ if (scic_parms->sds1.controller.max_concurrent_dev_spin_up >
+ MAX_CONCURRENT_DEVICE_SPIN_UP_COUNT)
return SCI_FAILURE_INVALID_PARAMETER_VALUE;
scic->oem_parameters.sds1 = scic_parms->sds1;
diff --git a/drivers/scsi/isci/host.c b/drivers/scsi/isci/host.c
index d6e2a73e797a..79515be5f7c1 100644
--- a/drivers/scsi/isci/host.c
+++ b/drivers/scsi/isci/host.c
@@ -413,6 +413,32 @@ static void __iomem *smu_base(struct isci_host *isci_host)
return pcim_iomap_table(pdev)[SCI_SMU_BAR * 2] + SCI_SMU_BAR_SIZE * id;
}
+static void isci_user_parameters_get(
+ struct isci_host *isci_host,
+ union scic_user_parameters *scic_user_params)
+{
+ struct scic_sds_user_parameters *u = &scic_user_params->sds1;
+ int i;
+
+ for (i = 0; i < SCI_MAX_PHYS; i++) {
+ struct sci_phy_user_params *u_phy = &u->phys[i];
+
+ u_phy->max_speed_generation = phy_gen;
+
+ /* we are not exporting these for now */
+ u_phy->align_insertion_frequency = 0x7f;
+ u_phy->in_connection_align_insertion_frequency = 0xff;
+ u_phy->notify_enable_spin_up_insertion_frequency = 0x33;
+ }
+
+ u->stp_inactivity_timeout = stp_inactive_to;
+ u->ssp_inactivity_timeout = ssp_inactive_to;
+ u->stp_max_occupancy_timeout = stp_max_occ_to;
+ u->ssp_max_occupancy_timeout = ssp_max_occ_to;
+ u->no_outbound_task_timeout = no_outbound_task_to;
+ u->max_number_concurrent_device_spin_up = max_concurr_spinup;
+}
+
int isci_host_init(struct isci_host *isci_host)
{
int err = 0, i;
@@ -462,7 +488,7 @@ int isci_host_init(struct isci_host *isci_host)
* grab initial values stored in the controller object for OEM and USER
* parameters
*/
- scic_user_parameters_get(controller, &scic_user_params);
+ isci_user_parameters_get(isci_host, &scic_user_params);
status = scic_user_parameters_set(isci_host->core_controller,
&scic_user_params);
if (status != SCI_SUCCESS) {
diff --git a/drivers/scsi/isci/init.c b/drivers/scsi/isci/init.c
index 51a7bce20dae..1b04b9c117a4 100644
--- a/drivers/scsi/isci/init.c
+++ b/drivers/scsi/isci/init.c
@@ -110,9 +110,37 @@ int isci_si_rev = ISCI_SI_REVA2;
#else
int isci_si_rev = ISCI_SI_REVB0;
#endif
-module_param(isci_si_rev, int, S_IRUGO | S_IWUSR);
+module_param(isci_si_rev, int, 0);
MODULE_PARM_DESC(isci_si_rev, "override default si rev (0: A0 1: A2 2: B0)");
+unsigned char no_outbound_task_to = 20;
+module_param(no_outbound_task_to, byte, 0);
+MODULE_PARM_DESC(no_outbound_task_to, "No Outbound Task Timeout (1us incr)");
+
+u16 ssp_max_occ_to = 20;
+module_param(ssp_max_occ_to, ushort, 0);
+MODULE_PARM_DESC(ssp_max_occ_to, "SSP Max occupancy timeout (100us incr)");
+
+u16 stp_max_occ_to = 5;
+module_param(stp_max_occ_to, ushort, 0);
+MODULE_PARM_DESC(stp_max_occ_to, "STP Max occupancy timeout (100us incr)");
+
+u16 ssp_inactive_to = 5;
+module_param(ssp_inactive_to, ushort, 0);
+MODULE_PARM_DESC(ssp_inactive_to, "SSP inactivity timeout (100us incr)");
+
+u16 stp_inactive_to = 5;
+module_param(stp_inactive_to, ushort, 0);
+MODULE_PARM_DESC(stp_inactive_to, "STP inactivity timeout (100us incr)");
+
+unsigned char phy_gen = 3;
+module_param(phy_gen, byte, 0);
+MODULE_PARM_DESC(phy_gen, "PHY generation (1: 1.5Gbps 2: 3.0Gbps 3: 6.0Gbps)");
+
+unsigned char max_concurr_spinup = 1;
+module_param(max_concurr_spinup, byte, 0);
+MODULE_PARM_DESC(max_concurr_spinup, "Max concurrent device spinup");
+
static struct scsi_host_template isci_sht = {
.module = THIS_MODULE,
diff --git a/drivers/scsi/isci/isci.h b/drivers/scsi/isci/isci.h
index 83422d43c1d3..a2df59c9e06d 100644
--- a/drivers/scsi/isci/isci.h
+++ b/drivers/scsi/isci/isci.h
@@ -75,6 +75,14 @@
#include "task.h"
#include "sata.h"
+extern unsigned char no_outbound_task_to;
+extern u16 ssp_max_occ_to;
+extern u16 stp_max_occ_to;
+extern u16 ssp_inactive_to;
+extern u16 stp_inactive_to;
+extern unsigned char phy_gen;
+extern unsigned char max_concurr_spinup;
+
irqreturn_t isci_msix_isr(int vec, void *data);
irqreturn_t isci_intx_isr(int vec, void *data);
irqreturn_t isci_error_isr(int vec, void *data);