static int hpc_get_power_status(struct slot * slot, u8 *status)
{
struct controller *ctrl = slot->ctrl;
u32 slot_reg;
u8 state;
DBG_ENTER_ROUTINE
slot_reg = shpc_readl(ctrl, SLOT_REG(slot->hp_slot));
state = (slot_reg & SLOT_STATE_MASK) >> SLOT_STATE_SHIFT;
switch (state) {
case SLOT_STATE_PWRONLY:
*status = 2; /* Powered only */
break;
case SLOT_STATE_ENABLED:
*status = 1; /* Enabled */
break;
case SLOT_STATE_DISABLED:
*status = 0; /* Disabled */
break;
default:
*status = 0xFF; /* Reserved */
break;
}
DBG_LEAVE_ROUTINE
return 0;
}
static int hpc_get_attention_status(struct slot *slot, u8 *status)
{
struct controller *ctrl = slot->ctrl;
u32 slot_reg;
u8 state;
DBG_ENTER_ROUTINE
slot_reg = shpc_readl(ctrl, SLOT_REG(slot->hp_slot));
state = (slot_reg & ATN_LED_STATE_MASK) >> ATN_LED_STATE_SHIFT;
switch (state) {
case ATN_LED_STATE_ON:
*status = 1; /* On */
break;
case ATN_LED_STATE_BLINK:
*status = 2; /* Blink */
break;
case ATN_LED_STATE_OFF:
*status = 0; /* Off */
break;
default:
*status = 0xFF; /* Reserved */
break;
}
DBG_LEAVE_ROUTINE
return 0;
}
static int hpc_get_latch_status(struct slot *slot, u8 *status)
{
struct controller *ctrl = slot->ctrl;
u32 slot_reg = shpc_readl(ctrl, SLOT_REG(slot->hp_slot));
*status = !!(slot_reg & MRL_SENSOR); /* 0 -> close; 1 -> open */
return 0;
}
static int hpc_get_adapter_status(struct slot *slot, u8 *status)
{
struct controller *ctrl = slot->ctrl;
u32 slot_reg = shpc_readl(ctrl, SLOT_REG(slot->hp_slot));
u8 state = (slot_reg & PRSNT_MASK) >> PRSNT_SHIFT;
*status = (state != 0x3) ? 1 : 0;
return 0;
}
static int hpc_get_adapter_speed(struct slot *slot, enum pci_bus_speed *value)
{
int retval = 0;
struct controller *ctrl = slot->ctrl;
u32 slot_reg = shpc_readl(ctrl, SLOT_REG(slot->hp_slot));
u8 m66_cap = !!(slot_reg & MHZ66_CAP);
u8 pi, pcix_cap;
DBG_ENTER_ROUTINE
if ((retval = hpc_get_prog_int(slot, &pi)))
return retval;
switch (pi) {
case 1:
pcix_cap = (slot_reg & PCIX_CAP_MASK_PI1) >> PCIX_CAP_SHIFT;
break;
case 2:
pcix_cap = (slot_reg & PCIX_CAP_MASK_PI2) >> PCIX_CAP_SHIFT;
break;
default:
return -ENODEV;
}
dbg("%s: slot_reg = %x, pcix_cap = %x, m66_cap = %x\n",
__FUNCTION__, slot_reg, pcix_cap, m66_cap);
switch (pcix_cap) {
case 0x0:
*value = m66_cap ? PCI_SPEED_66MHz : PCI_SPEED_33MHz;
break;
case 0x1:
*value = PCI_SPEED_66MHz_PCIX;
break;
case 0x3:
*value = PCI_SPEED_133MHz_PCIX;
break;
case 0x4:
*value = PCI_SPEED_133MHz_PCIX_266;
break;
case 0x5:
*value = PCI_SPEED_133MHz_PCIX_533;
break;
case 0x2:
default:
*value = PCI_SPEED_UNKNOWN;
retval = -ENODEV;
break;
}
dbg("Adapter speed = %d\n", *value);
DBG_LEAVE_ROUTINE
return retval;
}
static int hpc_get_power_status(struct slot * slot, u8 *status)
{
struct controller *ctrl = slot->ctrl;
u32 slot_reg = shpc_readl(ctrl, SLOT_REG(slot->hp_slot));
u8 state = (slot_reg & SLOT_STATE_MASK) >> SLOT_STATE_SHIFT;
switch (state) {
case SLOT_STATE_PWRONLY:
*status = 2;
break;
case SLOT_STATE_ENABLED:
*status = 1;
break;
case SLOT_STATE_DISABLED:
*status = 0;
break;
default:
*status = 0xFF;
break;
}
return 0;
}
static int hpc_get_attention_status(struct slot *slot, u8 *status)
{
struct controller *ctrl = slot->ctrl;
u32 slot_reg = shpc_readl(ctrl, SLOT_REG(slot->hp_slot));
u8 state = (slot_reg & ATN_LED_STATE_MASK) >> ATN_LED_STATE_SHIFT;
switch (state) {
case ATN_LED_STATE_ON:
*status = 1;
break;
case ATN_LED_STATE_BLINK:
*status = 2;
break;
case ATN_LED_STATE_OFF:
*status = 0;
break;
default:
*status = 0xFF;
break;
}
return 0;
}