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media: rockchip: isp: fix unite div calculation

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Change-Id: Iea94ff13b0cc1c3553996e22051266f4af2c1a76
Signed-off-by: Cai YiWei <cyw@rock-chips.com>
This commit is contained in:
Cai YiWei
2025-07-28 15:34:28 +08:00
committed by Tao Huang
parent 20a2d77c3f
commit 663db123ed
1 changed files with 20 additions and 5 deletions
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25
drivers/media/platform/rockchip/isp/rkisp.c
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@@ -3003,22 +3003,34 @@ static int rkisp_unite_div(struct rkisp_device *dev, u32 w, u32 h)
case ISP_V30:
max_size = CIF_ISP_INPUT_W_MAX_V30 * CIF_ISP_INPUT_H_MAX_V30;
max_w = CIF_ISP_INPUT_W_MAX_V30;
max_h = max_size / w;
if (w > max_w)
max_h = max_size * 2 / w;
else
max_h = max_size / w;
break;
case ISP_V32:
max_size = CIF_ISP_INPUT_W_MAX_V32 * CIF_ISP_INPUT_H_MAX_V32;
max_w = CIF_ISP_INPUT_W_MAX_V32;
max_h = max_size / w;
if (w > max_w)
max_h = max_size * 2 / w;
else
max_h = max_size / w;
break;
case ISP_V32_L:
max_size = CIF_ISP_INPUT_W_MAX_V32_L * CIF_ISP_INPUT_H_MAX_V32_L;
max_w = CIF_ISP_INPUT_W_MAX_V32_L;
max_h = max_size / w;
if (w > max_w)
max_h = max_size * 2 / w;
else
max_h = max_size / w;
break;
case ISP_V33:
max_size = CIF_ISP_INPUT_W_MAX_V33 * CIF_ISP_INPUT_H_MAX_V33;
max_w = CIF_ISP_INPUT_W_MAX_V33;
max_h = max_size / w;
if (w > max_w)
max_h = max_size * 2 / w;
else
max_h = max_size / w;
break;
case ISP_V35:
max_size = CIF_ISP_INPUT_W_MAX_V35 * CIF_ISP_INPUT_H_MAX_V35;
@@ -3028,7 +3040,10 @@ static int rkisp_unite_div(struct rkisp_device *dev, u32 w, u32 h)
case ISP_V39:
max_size = CIF_ISP_INPUT_W_MAX_V39_UNITE / 2 * CIF_ISP_INPUT_H_MAX_V39_UNITE;
max_w = CIF_ISP_INPUT_W_MAX_V39;
max_h = max_size / w;
if (w > max_w)
max_h = max_size * 2 / w;
else
max_h = max_size / w;
break;
default:
return -EINVAL;