acpi: Add ACPI_ prefix to IRQ enum and struct names

This is done to avoid any conflicts with same IRQ enums defined by other
drivers.

BUG=None
BRANCH=None
TEST=Compiles successfully

Change-Id: I539831d853286ca45f6c36c3812a6fa9602df24c
Signed-off-by: Furquan Shaikh <furquan@chromium.org>
Reviewed-on: https://review.coreboot.org/18444
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
diff --git a/src/drivers/pc80/tpm/tpm.c b/src/drivers/pc80/tpm/tpm.c
index 3c3e491..0fdf548 100644
--- a/src/drivers/pc80/tpm/tpm.c
+++ b/src/drivers/pc80/tpm/tpm.c
@@ -936,22 +936,22 @@
 		 * PIRQ: Update interrupt vector with configured PIRQ
 		 * Active-Low Level-Triggered Shared
 		 */
-		struct acpi_irq tpm_irq_a = IRQ_LEVEL_LOW(CONFIG_TPM_PIRQ);
+		struct acpi_irq tpm_irq_a = ACPI_IRQ_LEVEL_LOW(CONFIG_TPM_PIRQ);
 		acpi_device_write_interrupt(&tpm_irq_a);
 	} else if (tpm_read_int_vector(0) > 0) {
 		u8 int_vec = tpm_read_int_vector(0);
 		u8 int_pol = tpm_read_int_polarity(0);
-		struct acpi_irq tpm_irq = IRQ_LEVEL_LOW(int_vec);
+		struct acpi_irq tpm_irq = ACPI_IRQ_LEVEL_LOW(int_vec);
 
 		if (int_pol & 1)
-			tpm_irq.polarity = IRQ_ACTIVE_LOW;
+			tpm_irq.polarity = ACPI_IRQ_ACTIVE_LOW;
 		else
-			tpm_irq.polarity = IRQ_ACTIVE_HIGH;
+			tpm_irq.polarity = ACPI_IRQ_ACTIVE_HIGH;
 
 		if (int_pol & 2)
-			tpm_irq.mode = IRQ_EDGE_TRIGGERED;
+			tpm_irq.mode = ACPI_IRQ_EDGE_TRIGGERED;
 		else
-			tpm_irq.mode = IRQ_LEVEL_TRIGGERED;
+			tpm_irq.mode = ACPI_IRQ_LEVEL_TRIGGERED;
 
 		acpi_device_write_interrupt(&tpm_irq);
 	}