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From: Ricardo Ribalda <ribalda@chromium.org>
Date: Fri, 19 Apr 2024 09:47:56 +0000
Subject: [PATCH v2 10/26] staging: media: tegra-video: Use swap macro
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To: Martin Tuma <martin.tuma@digiteqautomotive.com>, 
 Mauro Carvalho Chehab <mchehab@kernel.org>, 
 Laurent Pinchart <laurent.pinchart@ideasonboard.com>, 
 Hugues Fruchet <hugues.fruchet@foss.st.com>, 
 Alain Volmat <alain.volmat@foss.st.com>, 
 Maxime Coquelin <mcoquelin.stm32@gmail.com>, 
 Alexandre Torgue <alexandre.torgue@foss.st.com>, 
 Paul Kocialkowski <paul.kocialkowski@bootlin.com>, 
 Greg Kroah-Hartman <gregkh@linuxfoundation.org>, 
 Chen-Yu Tsai <wens@csie.org>, Jernej Skrabec <jernej.skrabec@gmail.com>, 
 Samuel Holland <samuel@sholland.org>, 
 Sakari Ailus <sakari.ailus@linux.intel.com>, 
 Thierry Reding <thierry.reding@gmail.com>, 
 Jonathan Hunter <jonathanh@nvidia.com>, 
 Sowjanya Komatineni <skomatineni@nvidia.com>, 
 Luca Ceresoli <luca.ceresoli@bootlin.com>, 
 Matthias Brugger <matthias.bgg@gmail.com>, 
 AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>, 
 Hans Verkuil <hverkuil@xs4all.nl>, Sergey Kozlov <serjk@netup.ru>, 
 Abylay Ospan <aospan@netup.ru>, 
 Ezequiel Garcia <ezequiel@vanguardiasur.com.ar>, 
 Dmitry Osipenko <digetx@gmail.com>, 
 Benjamin Mugnier <benjamin.mugnier@foss.st.com>, 
 Sylvain Petinot <sylvain.petinot@foss.st.com>, 
 Stanimir Varbanov <stanimir.k.varbanov@gmail.com>, 
 Vikash Garodia <quic_vgarodia@quicinc.com>, 
 Bryan O'Donoghue <bryan.odonoghue@linaro.org>, 
 Bjorn Andersson <andersson@kernel.org>, 
 Konrad Dybcio <konrad.dybcio@linaro.org>
Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, 
 linux-stm32@st-md-mailman.stormreply.com, 
 linux-arm-kernel@lists.infradead.org, linux-staging@lists.linux.dev, 
 linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, 
 linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, 
 Ricardo Ribalda <ribalda@chromium.org>

Makes the code simpler and cocci happier:

drivers/staging/media/tegra-video/tegra20.c:324:44-45: WARNING opportunity for swap()

Reviewed-by: Luca Ceresoli <luca.ceresoli@bootlin.com>
Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
---
 drivers/staging/media/tegra-video/tegra20.c | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/drivers/staging/media/tegra-video/tegra20.c b/drivers/staging/media/tegra-video/tegra20.c
index 630e2ff987a3..7b8f8f810b35 100644
--- a/drivers/staging/media/tegra-video/tegra20.c
+++ b/drivers/staging/media/tegra-video/tegra20.c
@@ -317,13 +317,8 @@ static void tegra20_channel_queue_setup(struct tegra_vi_channel *chan)
 		chan->addr_offset_v = chan->addr_offset_u + stride * height / 4;
 
 		/* For YVU420, we swap the locations of the U and V planes. */
-		if (chan->format.pixelformat == V4L2_PIX_FMT_YVU420) {
-			unsigned long temp;
-
-			temp = chan->addr_offset_u;
-			chan->addr_offset_u = chan->addr_offset_v;
-			chan->addr_offset_v = temp;
-		}
+		if (chan->format.pixelformat == V4L2_PIX_FMT_YVU420)
+			swap(chan->addr_offset_u, chan->addr_offset_v);
 
 		chan->start_offset_u = chan->addr_offset_u;
 		chan->start_offset_v = chan->addr_offset_v;

-- 
2.44.0.769.g3c40516874-goog