[Skiboot] [PATCH v2] capi: Mask Psl Credit timeout error for P9

[Vaibhav Jain]

Mask the PSL credit timeout error in CAPP FIR Mask register
bit(46). As per the h/w team this error is now deprecated and shouldn't
cause any fir-action for P9.

Signed-off-by: Vaibhav Jain <vaibhav at linux.vnet.ibm.com>
---
Changelog:
    
v2 -> Switched to xscom_write_mask() for updating the bit [Steward]
---

 hw/phb4.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/hw/phb4.c b/hw/phb4.c
index 1e148e0b..6611602e 100644
--- a/hw/phb4.c
+++ b/hw/phb4.c
@@ -3431,6 +3431,10 @@ static void phb4_init_capp_regs(struct phb4 *p)
 			    0xFFFFF00E00000000);
 	}
 
+	/* Mask the CAPP PSL Credit Timeout Register error */
+	xscom_write_mask(p->chip_id, CAPP_FIR_MASK + offset,
+			 PPC_BIT(46), PPC_BIT(46));
+
 	/* Deassert TLBI_FENCED and tlbi_psl_is_dead */
 	xscom_write(p->chip_id, CAPP_ERR_STATUS_CTRL + offset, 0);
 }
-- 
2.13.5