Fix the following warning:
'en' is uint32_t and can never be negative.
drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/hw_hpd.c:132:10: warning:
comparison of unsigned expression < 0 is always false [-Wtype-limits]
if ((en < GPIO_DDC_LINE_MIN) || (en > GPIO_DDC_LINE_MAX)) {
drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/hw_generic.c:109:10: warning:
comparison of unsigned expression < 0 is always false [-Wtype-limits]
if ((en < GPIO_DDC_LINE_MIN) || (en > GPIO_DDC_LINE_MAX)) {
Reported-by: Hulk Robot <[email protected]>
Signed-off-by: ChenTao <[email protected]>
---
drivers/gpu/drm/amd/display/dc/gpio/hw_generic.c | 2 +-
drivers/gpu/drm/amd/display/dc/gpio/hw_hpd.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/gpio/hw_generic.c
b/drivers/gpu/drm/amd/display/dc/gpio/hw_generic.c
index f9e847e6555d..6cd50232c432 100644
--- a/drivers/gpu/drm/amd/display/dc/gpio/hw_generic.c
+++ b/drivers/gpu/drm/amd/display/dc/gpio/hw_generic.c
@@ -106,7 +106,7 @@ void dal_hw_generic_init(
enum gpio_id id,
uint32_t en)
{
- if ((en < GPIO_DDC_LINE_MIN) || (en > GPIO_DDC_LINE_MAX)) {
+ if (en > GPIO_DDC_LINE_MAX) {
ASSERT_CRITICAL(false);
*hw_generic = NULL;
}
diff --git a/drivers/gpu/drm/amd/display/dc/gpio/hw_hpd.c
b/drivers/gpu/drm/amd/display/dc/gpio/hw_hpd.c
index 692f29de7797..f91f426699c0 100644
--- a/drivers/gpu/drm/amd/display/dc/gpio/hw_hpd.c
+++ b/drivers/gpu/drm/amd/display/dc/gpio/hw_hpd.c
@@ -129,7 +129,7 @@ void dal_hw_hpd_init(
enum gpio_id id,
uint32_t en)
{
- if ((en < GPIO_DDC_LINE_MIN) || (en > GPIO_DDC_LINE_MAX)) {
+ if (en > GPIO_DDC_LINE_MAX) {
ASSERT_CRITICAL(false);
*hw_hpd = NULL;
}
--
2.22.0
