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From: Mohammed Anees <pvmohammedanees2003@gmail.com>
To: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-mediatek@lists.infradead.org
Cc: Mauro Carvalho Chehab <mchehab@kernel.org>,
	Matthias Brugger <matthias.bgg@gmail.com>,
	AngeloGioacchino Del Regno
	<angelogioacchino.delregno@collabora.com>,
	Sebastian Fricke <sebastian.fricke@collabora.com>,
	Moudy Ho <moudy.ho@mediatek.com>,
	Ricardo Ribalda <ribalda@chromium.org>,
	Mohammed Anees <pvmohammedanees2003@gmail.com>
Subject: [PATCH] media: platform: mtk-mdp3: cmdq: Remove duplicated platforms checks
Date: Fri, 18 Oct 2024 01:46:12 +0530	[thread overview]
Message-ID: <20241017201612.2607-1-pvmohammedanees2003@gmail.com> (raw)

The platform compatibility checks for MT8183 and
MT8195 in mdp_cmdq_prepare() are redundant as they are
done in __get_config_offset() itself. Furthermore
there are two if-else branch in __get_config_offset()
which have similar conditions and are redundant.
To address this, remove the check in mdp_cmdq_prepare()
and combine the two if-else branch into one in
__get_config_offset().

Signed-off-by: Mohammed Anees <pvmohammedanees2003@gmail.com>
---
 .../platform/mediatek/mdp3/mtk-mdp3-cmdq.c    | 24 ++++++-------------
 1 file changed, 7 insertions(+), 17 deletions(-)

diff --git a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.c b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.c
index ea2ea119dd2a..6eb5affb0366 100644
--- a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.c
+++ b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.c
@@ -114,19 +114,15 @@ static struct img_config *__get_config_offset(struct mdp_dev *mdp,
 	if (pp_idx >= mdp->mdp_data->pp_used)
 		goto err_param;
 
-	if (CFG_CHECK(MT8183, p_id))
+	if (CFG_CHECK(MT8183, p_id)) {
 		cfg_c = CFG_OFST(MT8183, param->config, pp_idx);
-	else if (CFG_CHECK(MT8195, p_id))
-		cfg_c = CFG_OFST(MT8195, param->config, pp_idx);
-	else
-		goto err_param;
-
-	if (CFG_CHECK(MT8183, p_id))
 		cfg_n = CFG_OFST(MT8183, param->config, pp_idx + 1);
-	else if (CFG_CHECK(MT8195, p_id))
+	} else if (CFG_CHECK(MT8195, p_id)) {
+		cfg_c = CFG_OFST(MT8195, param->config, pp_idx);
 		cfg_n = CFG_OFST(MT8195, param->config, pp_idx + 1);
-	else
+	} else {
 		goto err_param;
+	}
 
 	if ((long)cfg_n - (long)mdp->vpu.config > bound) {
 		dev_err(dev, "config offset %ld OOB %ld\n", (long)cfg_n, bound);
@@ -607,13 +603,6 @@ static struct mdp_cmdq_cmd *mdp_cmdq_prepare(struct mdp_dev *mdp,
 		goto err_uninit;
 	}
 
-	if (CFG_CHECK(MT8183, p_id))
-		num_comp = CFG_GET(MT8183, config, num_components);
-	else if (CFG_CHECK(MT8195, p_id))
-		num_comp = CFG_GET(MT8195, config, num_components);
-	else
-		goto err_uninit;
-
 	cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
 	if (!cmd) {
 		ret = -ENOMEM;
@@ -631,7 +620,8 @@ static struct mdp_cmdq_cmd *mdp_cmdq_prepare(struct mdp_dev *mdp,
 	} else {
 		ret = -EINVAL;
 		goto err_destroy_pkt;
-	}
+	}
+
 	comps = kcalloc(num_comp, sizeof(*comps), GFP_KERNEL);
 	if (!comps) {
 		ret = -ENOMEM;
-- 
2.47.0



             reply	other threads:[~2024-10-17 20:20 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-10-17 20:16 Mohammed Anees [this message]
2024-10-21 12:30 ` [PATCH] media: platform: mtk-mdp3: cmdq: Remove duplicated platforms checks AngeloGioacchino Del Regno
2024-10-22  6:42   ` Mohammed Anees

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