[XS] Change in coreboot[main]: soc/intel/common/block: Fixup itss_get_on_chip_dev_pirq

[Lean Sheng Tan (Code Review)]

Lean Sheng Tan has submitted this change. ( https://review.coreboot.org/c/coreboot/+/85284?usp=email )

Change subject: soc/intel/common/block: Fixup itss_get_on_chip_dev_pirq
......................................................................

soc/intel/common/block: Fixup itss_get_on_chip_dev_pirq

pcr_read16(PID_ITSS, itss_soc_get_on_chip_dev_pir(dev)) returns
the register content and should not be compared with
PCI_ITSS_PIR(0) which is an address offset. By now, we assume the
returned PIR is always effective and usable.

Change-Id: I2e61629bdcdea33f260bfbc47f22d40d9a869c6b
Signed-off-by: Shuo Liu 
Reviewed-on: https://review.coreboot.org/c/coreboot/+/85284
Reviewed-by: Lean Sheng Tan 
Reviewed-by: 
Tested-by: build bot (Jenkins) 
---
M src/soc/intel/common/block/itss/itss.c
1 file changed, 0 insertions(+), 2 deletions(-)

Approvals:
  Lean Sheng Tan: Looks good to me, approved
  build bot (Jenkins): Verified
  [e-mail]: Looks good to me, but someone else must approve

diff --git a/src/soc/intel/common/block/itss/itss.c b/src/soc/intel/common/block/itss/itss.c
index e2ff3ef..8409e96 100644
--- a/src/soc/intel/common/block/itss/itss.c
+++ b/src/soc/intel/common/block/itss/itss.c
@@ -142,8 +142,6 @@
    	return PIRQ_INVALID;

uint16_t pir = pcr_read16(PID_ITSS, itss_soc_get_on_chip_dev_pir(dev));
-	if (pir < PCI_ITSS_PIR(0))
-		return PIRQ_INVALID;

/* The lower 3 bits of every 4 bits indicates which PIRQ is connect to INT. */
    unsigned int pir_shift = (pin - PCI_INT_A) * 4;