irqchip/loongson-pch-pic: Move find_pch_pic() into CONFIG_ACPI

[platform/kernel/linux-starfive.git] / drivers / irqchip / irq-loongson-pch-pic.c

diff --git a/drivers/irqchip/irq-loongson-pch-pic.c b/drivers/irqchip/irq-loongson-pch-pic.c
index b6f1392..b987b65 100644 (file)
--- a/drivers/irqchip/irq-loongson-pch-pic.c
+++ b/drivers/irqchip/irq-loongson-pch-pic.c
@@ -48,25 +48,6 @@ static struct pch_pic *pch_pic_priv[MAX_IO_PICS];
 
 struct fwnode_handle *pch_pic_handle[MAX_IO_PICS];
 
-int find_pch_pic(u32 gsi)
-{
-       int i;
-
-       /* Find the PCH_PIC that manages this GSI. */
-       for (i = 0; i < MAX_IO_PICS; i++) {
-               struct pch_pic *priv = pch_pic_priv[i];
-
-               if (!priv)
-                       return -1;
-
-               if (gsi >= priv->gsi_base && gsi < (priv->gsi_base + priv->vec_count))
-                       return i;
-       }
-
-       pr_err("ERROR: Unable to locate PCH_PIC for GSI %d\n", gsi);
-       return -1;
-}
-
 static void pch_pic_bitset(struct pch_pic *priv, int offset, int bit)
 {
        u32 reg;
@@ -325,6 +306,25 @@ IRQCHIP_DECLARE(pch_pic, "loongson,pch-pic-1.0", pch_pic_of_init);
 #endif
 
 #ifdef CONFIG_ACPI
+int find_pch_pic(u32 gsi)
+{
+       int i;
+
+       /* Find the PCH_PIC that manages this GSI. */
+       for (i = 0; i < MAX_IO_PICS; i++) {
+               struct pch_pic *priv = pch_pic_priv[i];
+
+               if (!priv)
+                       return -1;
+
+               if (gsi >= priv->gsi_base && gsi < (priv->gsi_base + priv->vec_count))
+                       return i;
+       }
+
+       pr_err("ERROR: Unable to locate PCH_PIC for GSI %d\n", gsi);
+       return -1;
+}
+
 static int __init
 pch_lpc_parse_madt(union acpi_subtable_headers *header,
                       const unsigned long end)