From a79e01bf7167ae6bfc8435341bab87e590789ae9 Mon Sep 17 00:00:00 2001
From: Felix Held <felix-coreboot@felixheld.de>
Date: Tue, 15 Sep 2020 16:21:46 +0200
Subject: [PATCH] soc/amd/picasso/data_fabric: make register number parameter
 unsigned

The register number is always non-negative, so it should be an unsigned
type.

Change-Id: I6b6df5a41fe58efc53eaa87c01b88426ea8daa6e
Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/45430
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Raul Rangel <rrangel@chromium.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
---
 src/soc/amd/picasso/data_fabric.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/soc/amd/picasso/data_fabric.c b/src/soc/amd/picasso/data_fabric.c
index daeca99909..ac4e23d318 100644
--- a/src/soc/amd/picasso/data_fabric.c
+++ b/src/soc/amd/picasso/data_fabric.c
@@ -12,7 +12,7 @@
 #include <soc/pci_devs.h>
 #include <types.h>
 
-static void disable_mmio_reg(int reg)
+static void disable_mmio_reg(unsigned int reg)
 {
 	pci_write_config32(SOC_DF_F0_DEV, NB_MMIO_CONTROL(reg),
 			   IOMS0_FABRIC_ID << MMIO_DST_FABRIC_ID_SHIFT);
@@ -20,7 +20,7 @@ static void disable_mmio_reg(int reg)
 	pci_write_config32(SOC_DF_F0_DEV, NB_MMIO_LIMIT(reg), 0);
 }
 
-static bool is_mmio_reg_disabled(int reg)
+static bool is_mmio_reg_disabled(unsigned int reg)
 {
 	uint32_t val = pci_read_config32(SOC_DF_F0_DEV, NB_MMIO_CONTROL(reg));
 	return !(val & ((MMIO_WE | MMIO_RE)));