PCI: pciehp: Remove pciehp_green_led_{on,off,blink}()

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

[bhelgaas: drop set_power_indicator() wrapper to reduce the number of
interfaces]
Link: https://lore.kernel.org/r/20190903111021.1559-5-efremov@linux.comSigned-off-by: Denis Efremov <efremov@linux.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@linux.intel.com>

drivers/pci/hotplug/pciehp.h

@@ -172,9 +172,6 @@ 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);

drivers/pci/hotplug/pciehp_ctrl.c

@@ -68,7 +68,8 @@ static int board_added(struct controller *ctrl)
 			return retval;
 	}
 
-	pciehp_green_led_blink(ctrl);
+	pciehp_set_indicators(ctrl, PCI_EXP_SLTCTL_PWR_IND_BLINK,
+			      INDICATOR_NOOP);
 
 	/* Check link training status */
 	retval = pciehp_check_link_status(ctrl);
@@ -126,8 +127,8 @@ static void remove_board(struct controller *ctrl, bool safe_removal)
 			   &ctrl->pending_events);
 	}
 
-	/* turn off Green LED */
-	pciehp_green_led_off(ctrl);
+	pciehp_set_indicators(ctrl, PCI_EXP_SLTCTL_PWR_IND_OFF,
+			      INDICATOR_NOOP);
 }
 
 static int pciehp_enable_slot(struct controller *ctrl);
@@ -314,7 +315,9 @@ 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 */
+		pciehp_set_indicators(ctrl, PCI_EXP_SLTCTL_PWR_IND_OFF,
+				      INDICATOR_NOOP);
 	pm_runtime_put(&ctrl->pcie->port->dev);
 
 	mutex_lock(&ctrl->state_lock);

drivers/pci/hotplug/pciehp_hpc.c

@@ -454,42 +454,6 @@ 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);