There is a small typo in phm_wait_on_indirect_register().

Swap mask and value arguments provided to phm_wait_on_register() so that
they satisfy the function signature and actual usage scheme.

Found by Linux Verification Center (linuxtesting.org) with Svace static
analysis tool.

Fixes: 3bace3591493 ("drm/amd/powerplay: add hardware manager sub-component")
Signed-off-by: Fedor Pchelkin <pchelkin@ispras.ru>
---
 drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu_helper.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu_helper.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu_helper.c
index 79a566f3564a..c305ea4ec17d 100644
--- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu_helper.c
+++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu_helper.c
@@ -149,7 +149,7 @@ int phm_wait_on_indirect_register(struct pp_hwmgr *hwmgr,
 	}
 
 	cgs_write_register(hwmgr->device, indirect_port, index);
-	return phm_wait_on_register(hwmgr, indirect_port + 1, mask, value);
+	return phm_wait_on_register(hwmgr, indirect_port + 1, value, mask);
 }
 
 int phm_wait_for_register_unequal(struct pp_hwmgr *hwmgr,
-- 
2.50.0

Applied.

Alex

On Mon, Jun 30, 2025 at 4:33 PM Fedor Pchelkin <pchelkin@ispras.ru> wrote:
>
> There is a small typo in phm_wait_on_indirect_register().
>
> Swap mask and value arguments provided to phm_wait_on_register() so that
> they satisfy the function signature and actual usage scheme.
>
> Found by Linux Verification Center (linuxtesting.org) with Svace static
> analysis tool.
>
> Fixes: 3bace3591493 ("drm/amd/powerplay: add hardware manager sub-component")
> Signed-off-by: Fedor Pchelkin <pchelkin@ispras.ru>
> ---
>  drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu_helper.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu_helper.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu_helper.c
> index 79a566f3564a..c305ea4ec17d 100644
> --- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu_helper.c
> +++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu_helper.c
> @@ -149,7 +149,7 @@ int phm_wait_on_indirect_register(struct pp_hwmgr *hwmgr,
>         }
>
>         cgs_write_register(hwmgr->device, indirect_port, index);
> -       return phm_wait_on_register(hwmgr, indirect_port + 1, mask, value);
> +       return phm_wait_on_register(hwmgr, indirect_port + 1, value, mask);
>  }
>
>  int phm_wait_for_register_unequal(struct pp_hwmgr *hwmgr,
> --
> 2.50.0
>