[coreboot-gerrit] Change in coreboot[master]: soc/amd/common/espi_util: make reg parameter unsigned

[Felix Held (Code Review)]

Felix Held has submitted this change. ( https://review.coreboot.org/c/coreboot/+/44348 )

Change subject: soc/amd/common/espi_util: make reg parameter unsigned
......................................................................

soc/amd/common/espi_util: make reg parameter unsigned

Th register number passed to the low level read/write functions should
never be negative.

Change-Id: I5d7e117b3badab900d030be8e69ded026d659f8a
Signed-off-by: Felix Held 
Reviewed-on: https://review.coreboot.org/c/coreboot/+/44348
Tested-by: build bot (Jenkins) 
Reviewed-by: Furquan Shaikh 
---
M src/soc/amd/common/block/lpc/espi_util.c
1 file changed, 6 insertions(+), 6 deletions(-)

Approvals:
  build bot (Jenkins): Verified
  Furquan Shaikh: Looks good to me, approved

diff --git a/src/soc/amd/common/block/lpc/espi_util.c b/src/soc/amd/common/block/lpc/espi_util.c
index 29028a4..ae5edb6 100644
--- a/src/soc/amd/common/block/lpc/espi_util.c
+++ b/src/soc/amd/common/block/lpc/espi_util.c
@@ -24,32 +24,32 @@
    return espi_bar;
 }

-static uint32_t espi_read32(int reg)
+static uint32_t espi_read32(unsigned int reg)
 {
    return read32((void *)(espi_get_bar() + reg));
 }

-static void espi_write32(int reg, uint32_t val)
+static void espi_write32(unsigned int reg, uint32_t val)
 {
    write32((void *)(espi_get_bar() + reg), val);
 }

-static uint16_t espi_read16(int reg)
+static uint16_t espi_read16(unsigned int reg)
 {
    return read16((void *)(espi_get_bar() + reg));
 }

-static void espi_write16(int reg, uint16_t val)
+static void espi_write16(unsigned int reg, uint16_t val)
 {
    write16((void *)(espi_get_bar() + reg), val);
 }

-static uint8_t espi_read8(int reg)
+static uint8_t espi_read8(unsigned int reg)
 {
    return read8((void *)(espi_get_bar() + reg));
 }

-static void espi_write8(int reg, uint8_t val)
+static void espi_write8(unsigned int reg, uint8_t val)
 {
    write8((void *)(espi_get_bar() + reg), val);
 }