soc/intel/common/block: Add const qualifier for input of pirq ops

Add const qualifer for itss_get_on_chip_dev_pirq and
itss_soc_get_on_chip_dev_pir so that these ops could be used for
both struct device * input and const struct device * input.

Change-Id: I65b4de3f51b109bfcabfaa0ebe47a22bdd69d1a0
Signed-off-by: Shuo Liu <shuo.liu@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/85283
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: <yuchi.chen@intel.com>

src/soc/intel/common/block/include/intelblocks/itss.h

@@ -48,10 +48,10 @@ void itss_irq_init(const uint8_t pch_interrupt_routing[PIRQ_COUNT]);
 void itss_clock_gate_8254(void);
 
 /* SoC implementation to return corresponding PIR register offset. */
-uint32_t itss_soc_get_on_chip_dev_pir(struct device *dev);
+uint32_t itss_soc_get_on_chip_dev_pir(const struct device *dev);
 
 /* Return which PIRQx the device's INTx is connected to. */
-enum pirq itss_get_on_chip_dev_pirq(struct device *dev, enum pci_pin pin);
+enum pirq itss_get_on_chip_dev_pirq(const struct device *dev, enum pci_pin pin);
 
 #endif /* !defined(__ACPI__) */
 

src/soc/intel/common/block/itss/itss.c

@@ -135,7 +135,7 @@ void itss_restore_irq_polarities(int start, int end)
 	show_irq_polarities("After");
 }
 
-enum pirq itss_get_on_chip_dev_pirq(struct device *dev, enum pci_pin pin)
+enum pirq itss_get_on_chip_dev_pirq(const struct device *dev, enum pci_pin pin)
 {
 	/* Check if device is on chip. */
 	if (dev->upstream->dev->path.type != DEVICE_PATH_DOMAIN)

src/soc/intel/snowridge/itss.c

@@ -11,7 +11,7 @@
 
 #include "ramstage.h"
 
-uint32_t itss_soc_get_on_chip_dev_pir(struct device *dev)
+uint32_t itss_soc_get_on_chip_dev_pir(const struct device *dev)
 {
 	/* Check if device is on chip. */
 	if (dev->upstream->dev->path.type != DEVICE_PATH_DOMAIN)