From: Dmitry Osipenko <dmitry.osipenko@collabora.com>
To: Shreeya Patel <shreeya.patel@collabora.com>,
Heiko Stuebner <heiko@sntech.de>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
Hans Verkuil <hverkuil@xs4all.nl>,
jose.abreu@synopsys.com, nelson.costa@synopsys.com,
shawn.wen@rock-chips.com, nicolas.dufresne@collabora.com,
Sebastian Reichel <sebastian.reichel@collabora.com>
Cc: kernel@collabora.com, linux-media@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org,
Tim Surber <me@timsurber.de>
Subject: [PATCH v1] media: platform: synopsys: hdmirx: Fix compilation on 32bit arches
Date: Fri, 7 Mar 2025 12:21:13 +0300 [thread overview]
Message-ID: <20250307092113.646831-1-dmitry.osipenko@collabora.com> (raw)
The pixelclock is specified as 64bit integer and for this driver it
won't be above 600MHz. Fix the 64bit division of the pixclock for 32bit
kernel builds.
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202503070743.WnRxStlk-lkp@intel.com/
Signed-off-by: Dmitry Osipenko <dmitry.osipenko@collabora.com>
---
drivers/media/platform/synopsys/hdmirx/snps_hdmirx.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/media/platform/synopsys/hdmirx/snps_hdmirx.c b/drivers/media/platform/synopsys/hdmirx/snps_hdmirx.c
index 4d42da7255f3..7e342bbde967 100644
--- a/drivers/media/platform/synopsys/hdmirx/snps_hdmirx.c
+++ b/drivers/media/platform/synopsys/hdmirx/snps_hdmirx.c
@@ -291,7 +291,7 @@ static void hdmirx_get_timings(struct snps_hdmirx_dev *hdmirx_dev,
hfp = htotal - hact - hs - hbp;
vfp = vtotal - vact - vs - vbp;
- fps = (bt->pixelclock + (htotal * vtotal) / 2) / (htotal * vtotal);
+ fps = ((u32)bt->pixelclock + (htotal * vtotal) / 2) / (htotal * vtotal);
bt->width = hact;
bt->height = vact;
bt->hfrontporch = hfp;
--
2.48.1
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next reply other threads:[~2025-03-07 9:24 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-03-07 9:21 Dmitry Osipenko [this message]
2025-03-07 9:54 ` [PATCH v1] media: platform: synopsys: hdmirx: Fix compilation on 32bit arches Hans Verkuil
2025-03-07 9:58 ` Dmitry Osipenko
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