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media: atomisp: Use clamp() in ia_css_eed1_8_vmem_encode()

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Using clamp() instead of min_t(max_t()) is easier to read.

It also reduces the size of the preprocessed files by ~ 193 ko.
(see [1] for a discussion about it)

$ ls -l ia_css_eed1_8.host*.i
 4829993 27 juil. 14:36 ia_css_eed1_8.host.old.i
 4636649 27 juil. 14:42 ia_css_eed1_8.host.new.i

[1]: https://lore.kernel.org/all/23bdb6fc8d884ceebeb6e8b8653b8cfe@AcuMS.aculab.com/

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: https://lore.kernel.org/r/155aba6ab759e98f66349e6bb4f69e2410486c09.1722084704.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Christophe JAILLET 2024-07-27 14:51:56 +02:00 committed by Mauro Carvalho Chehab
parent ffe3dc5aca
commit 81ee62e8d0
1 changed files with 8 additions and 12 deletions
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20
drivers/staging/media/atomisp/pci/isp/kernels/eed1_8/ia_css_eed1_8.host.c
View File

@ -172,25 +172,21 @@ ia_css_eed1_8_vmem_encode(
base = shuffle_block * i;
for (j = 0; j < IA_CSS_NUMBER_OF_DEW_ENHANCE_SEGMENTS; j++) {
to->e_dew_enh_x[0][base + j] = min_t(int, max_t(int,
from->dew_enhance_seg_x[j], 0),
8191);
to->e_dew_enh_y[0][base + j] = min_t(int, max_t(int,
from->dew_enhance_seg_y[j], -8192),
8191);
to->e_dew_enh_x[0][base + j] = clamp(from->dew_enhance_seg_x[j],
0, 8191);
to->e_dew_enh_y[0][base + j] = clamp(from->dew_enhance_seg_y[j],
-8192, 8191);
}
for (j = 0; j < (IA_CSS_NUMBER_OF_DEW_ENHANCE_SEGMENTS - 1); j++) {
to->e_dew_enh_a[0][base + j] = min_t(int, max_t(int,
from->dew_enhance_seg_slope[j],
-8192), 8191);
to->e_dew_enh_a[0][base + j] = clamp(from->dew_enhance_seg_slope[j],
-8192, 8191);
/* Convert dew_enhance_seg_exp to flag:
* 0 -> 0
* 1...13 -> 1
*/
to->e_dew_enh_f[0][base + j] = (min_t(int, max_t(int,
from->dew_enhance_seg_exp[j],
0), 13) > 0);
to->e_dew_enh_f[0][base + j] = clamp(from->dew_enhance_seg_exp[j],
0, 13) > 0;
}
/* Hard-coded to 0, in order to be able to handle out of