[PATCH -next -v2 1/3] drm/amd: use clamp() in amdgpu_pll_get_fb_ref_div()

[Li Zetao]

When it needs to get a value within a certain interval, using clamp()
makes the code easier to understand than min(max()).

Reviewed-by: Christian König <christian.koe...@amd.com>
Signed-off-by: Li Zetao <lizet...@huawei.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_pll.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pll.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_pll.c
index 0bb2466d539a..675aa138ea11 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pll.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pll.c
@@ -94,7 +94,7 @@ static void amdgpu_pll_get_fb_ref_div(struct amdgpu_device 
*adev, unsigned int n
                ref_div_max = min(128 / post_div, ref_div_max);
 
        /* get matching reference and feedback divider */
-       *ref_div = min(max(DIV_ROUND_CLOSEST(den, post_div), 1u), ref_div_max);
+       *ref_div = clamp(DIV_ROUND_CLOSEST(den, post_div), 1u, ref_div_max);
        *fb_div = DIV_ROUND_CLOSEST(nom * *ref_div * post_div, den);
 
        /* limit fb divider to its maximum */
-- 
2.34.1