[PATCH v4 4/4] PCI: pciehp: Remove pciehp_green_led_{on,off,blink}()

Denis Efremov
2019-09-03T11:11:04Z

Remove pciehp_green_led_{on,off,blink}() and use pciehp_set_indicators()
instead, since the code is mostly the same.

Reviewed-by: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@linux.intel.com>
Signed-off-by: Denis Efremov <efremov@linux.com>
---
drivers/pci/hotplug/pciehp.h | 6 +++---
drivers/pci/hotplug/pciehp_ctrl.c | 7 +++---
drivers/pci/hotplug/pciehp_hpc.c | 36 -------------------------------
3 files changed, 7 insertions(+), 42 deletions(-)

diff --git a/drivers/pci/hotplug/pciehp.h b/drivers/pci/hotplug/pciehp.h
index cf59f70a33cc..dcbf790b7508 100644
--- a/drivers/pci/hotplug/pciehp.h
+++ b/drivers/pci/hotplug/pciehp.h
@@ -174,9 +174,6 @@ void pciehp_set_indicators(struct controller *ctrl, int pwr, int attn);

void pciehp_get_latch_status(struct controller *ctrl, u8 *status);
int pciehp_query_power_fault(struct controller *ctrl);
-void pciehp_green_led_on(struct controller *ctrl);
-void pciehp_green_led_off(struct controller *ctrl);
-void pciehp_green_led_blink(struct controller *ctrl);
bool pciehp_card_present(struct controller *ctrl);
bool pciehp_card_present_or_link_active(struct controller *ctrl);
int pciehp_check_link_status(struct controller *ctrl);
@@ -190,6 +187,9 @@ int pciehp_get_attention_status(struct hotplug_slot *hotplug_slot, u8 *status);
int pciehp_set_raw_indicator_status(struct hotplug_slot *h_slot, u8 status);
int pciehp_get_raw_indicator_status(struct hotplug_slot *h_slot, u8 *status);

+#define set_power_indicator(ctrl, x) \
+ pciehp_set_indicators(ctrl, (x), PCI_EXP_SLTCTL_ATTN_IND_NONE)
+
static inline const char *slot_name(struct controller *ctrl)
{
return hotplug_slot_name(&ctrl->hotplug_slot);
diff --git a/drivers/pci/hotplug/pciehp_ctrl.c b/drivers/pci/hotplug/pciehp_ctrl.c
index 232f7bfcfce9..d0f55f695770 100644
--- a/drivers/pci/hotplug/pciehp_ctrl.c
+++ b/drivers/pci/hotplug/pciehp_ctrl.c
@@ -65,7 +65,7 @@ static int board_added(struct controller *ctrl)
return retval;
}

- pciehp_green_led_blink(ctrl);
+ set_power_indicator(ctrl, PCI_EXP_SLTCTL_PWR_IND_BLINK);

/* Check link training status */
retval = pciehp_check_link_status(ctrl);
@@ -124,7 +124,7 @@ static void remove_board(struct controller *ctrl, bool safe_removal)
}

/* turn off Green LED */
- pciehp_green_led_off(ctrl);
+ set_power_indicator(ctrl, PCI_EXP_SLTCTL_PWR_IND_OFF);
}

static int pciehp_enable_slot(struct controller *ctrl);
@@ -311,7 +311,8 @@ static int pciehp_enable_slot(struct controller *ctrl)
pm_runtime_get_sync(&ctrl->pcie->port->dev);
ret = __pciehp_enable_slot(ctrl);
if (ret && ATTN_BUTTN(ctrl))
- pciehp_green_led_off(ctrl); /* may be blinking */
+ /* may be blinking */
+ set_power_indicator(ctrl, PCI_EXP_SLTCTL_PWR_IND_OFF);
pm_runtime_put(&ctrl->pcie->port->dev);

mutex_lock(&ctrl->state_lock);
diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c
index eeac2e704c75..9fd8f99132bb 100644
--- a/drivers/pci/hotplug/pciehp_hpc.c
+++ b/drivers/pci/hotplug/pciehp_hpc.c
@@ -439,42 +439,6 @@ void pciehp_set_indicators(struct controller *ctrl, int pwr, int attn)
}
}

-void pciehp_green_led_on(struct controller *ctrl)
-{
- if (!PWR_LED(ctrl))
- return;
-
- pcie_write_cmd_nowait(ctrl, PCI_EXP_SLTCTL_PWR_IND_ON,
- PCI_EXP_SLTCTL_PIC);
- ctrl_dbg(ctrl, "%s: SLOTCTRL %x write cmd %x\n", __func__,
- pci_pcie_cap(ctrl->pcie->port) + PCI_EXP_SLTCTL,
- PCI_EXP_SLTCTL_PWR_IND_ON);
-}
-
-void pciehp_green_led_off(struct controller *ctrl)
-{
- if (!PWR_LED(ctrl))
- return;
-
- pcie_write_cmd_nowait(ctrl, PCI_EXP_SLTCTL_PWR_IND_OFF,
- PCI_EXP_SLTCTL_PIC);
- ctrl_dbg(ctrl, "%s: SLOTCTRL %x write cmd %x\n", __func__,
- pci_pcie_cap(ctrl->pcie->port) + PCI_EXP_SLTCTL,
- PCI_EXP_SLTCTL_PWR_IND_OFF);
-}
-
-void pciehp_green_led_blink(struct controller *ctrl)
-{
- if (!PWR_LED(ctrl))
- return;
-
- pcie_write_cmd_nowait(ctrl, PCI_EXP_SLTCTL_PWR_IND_BLINK,
- PCI_EXP_SLTCTL_PIC);
- ctrl_dbg(ctrl, "%s: SLOTCTRL %x write cmd %x\n", __func__,
- pci_pcie_cap(ctrl->pcie->port) + PCI_EXP_SLTCTL,
- PCI_EXP_SLTCTL_PWR_IND_BLINK);
-}
-
int pciehp_power_on_slot(struct controller *ctrl)
{
struct pci_dev *pdev = ctrl_dev(ctrl);
--
2.21.0