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34 lines
1.3 KiB
Diff
34 lines
1.3 KiB
Diff
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From 455c4ae2c70348a5842835d2f67f7cd8e665a2a6 Mon Sep 17 00:00:00 2001
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From: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
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Date: Thu, 21 Sep 2023 16:03:07 +0300
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Subject: [PATCH] media: rp1: fe: Use ~0, not -1, when working with unsigned
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values
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Use ~0, not -1, when working with unsigned values (-1 is not unsigned).
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Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
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---
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drivers/media/platform/raspberrypi/rp1_cfe/pisp_fe.c | 4 ++--
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1 file changed, 2 insertions(+), 2 deletions(-)
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--- a/drivers/media/platform/raspberrypi/rp1_cfe/pisp_fe.c
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+++ b/drivers/media/platform/raspberrypi/rp1_cfe/pisp_fe.c
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@@ -372,7 +372,7 @@ void pisp_fe_submit_job(struct pisp_fe_d
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void pisp_fe_start(struct pisp_fe_device *fe)
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{
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pisp_fe_reg_write(fe, FE_CONTROL, FE_CONTROL_RESET);
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- pisp_fe_reg_write(fe, FE_INT_STATUS, -1);
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+ pisp_fe_reg_write(fe, FE_INT_STATUS, ~0);
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pisp_fe_reg_write(fe, FE_INT_EN, FE_INT_EOF | FE_INT_SOF | FE_INT_LINES0 | FE_INT_LINES1);
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fe->inframe_count = 0;
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}
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@@ -383,7 +383,7 @@ void pisp_fe_stop(struct pisp_fe_device
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pisp_fe_reg_write(fe, FE_CONTROL, FE_CONTROL_ABORT);
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usleep_range(1000, 2000);
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WARN_ON(pisp_fe_reg_read(fe, FE_STATUS));
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- pisp_fe_reg_write(fe, FE_INT_STATUS, -1);
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+ pisp_fe_reg_write(fe, FE_INT_STATUS, ~0);
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}
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static struct pisp_fe_device *to_pisp_fe_device(struct v4l2_subdev *subdev)
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