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media: atomisp: use clamp() in compute_coring()

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

Signed-off-by: Li Zetao <lizetao1@huawei.com>
Link: https://lore.kernel.org/r/20240830011752.603433-3-lizetao1@huawei.com
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Li Zetao 2024-08-30 03:17:52 +02:00 committed by Mauro Carvalho Chehab
parent 7adc719353
commit 9a5e69c030
1 changed files with 6 additions and 6 deletions
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12
drivers/staging/media/atomisp/pci/isp/kernels/xnr/xnr_3.0/ia_css_xnr3.host.c
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@ -108,7 +108,7 @@ compute_coring(int coring)
* factor. Clip to [0, isp_scale-1).
*/
isp_coring = ((coring * isp_scale) + offset) / host_scale;
return min(max(isp_coring, 0), isp_scale - 1);
return clamp(isp_coring, 0, isp_scale - 1);
}
/*
@ -168,15 +168,15 @@ ia_css_xnr3_encode(
to->alpha.y0 = alpha_y0;
to->alpha.u0 = alpha_u0;
to->alpha.v0 = alpha_v0;
to->alpha.ydiff = min(max(alpha_ydiff, min_diff), max_diff);
to->alpha.udiff = min(max(alpha_udiff, min_diff), max_diff);
to->alpha.vdiff = min(max(alpha_vdiff, min_diff), max_diff);
to->alpha.ydiff = clamp(alpha_ydiff, min_diff, max_diff);
to->alpha.udiff = clamp(alpha_udiff, min_diff, max_diff);
to->alpha.vdiff = clamp(alpha_vdiff, min_diff, max_diff);
/* coring parameters are expressed in q1.NN format */
to->coring.u0 = coring_u0;
to->coring.v0 = coring_v0;
to->coring.udiff = min(max(coring_udiff, min_diff), max_diff);
to->coring.vdiff = min(max(coring_vdiff, min_diff), max_diff);
to->coring.udiff = clamp(coring_udiff, min_diff, max_diff);
to->coring.vdiff = clamp(coring_vdiff, min_diff, max_diff);
/* blending strength is expressed in q1.NN format */
to->blending.strength = blending;