linux-kernel - [PATCH v1 5/8] media: mediatek: vcodec: fix vp9 4096x2176 fail for profile2

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Message-ID: <20250721103905.5393-6-kyrie.wu@mediatek.com>
Date: Mon, 21 Jul 2025 18:39:01 +0800
From: Kyrie Wu <kyrie.wu@...iatek.com>
To: Hans Verkuil <hverkuil-cisco@...all.nl>, Mauro Carvalho Chehab
	<mchehab@...nel.org>, Rob Herring <robh@...nel.org>, Krzysztof Kozlowski
	<krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, Matthias Brugger
	<matthias.bgg@...il.com>, AngeloGioacchino Del Regno
	<angelogioacchino.delregno@...labora.com>, Kyrie Wu <kyrie.wu@...iatek.com>,
	<linux-media@...r.kernel.org>, <devicetree@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>,
	<linux-mediatek@...ts.infradead.org>
Subject: [PATCH v1 5/8] media: mediatek: vcodec: fix vp9 4096x2176 fail for profile2

The dram addr of vp9 decoder tile number, which use dram mode
to set tile information, may reach to 36bits for 4096x2176.
It needs to get the highest 4bit of tile buffer address to
set tile buffer address.

Fixes: 5d418351ca8f1 ("media: mediatek: vcodec: support stateless VP9 decoding")
Signed-off-by: Kyrie Wu <kyrie.wu@...iatek.com>
---
 .../mediatek/vcodec/decoder/vdec/vdec_vp9_req_lat_if.c       | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_vp9_req_lat_if.c b/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_vp9_req_lat_if.c
index 04197164fb82..416d8c0c04ce 100644
--- a/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_vp9_req_lat_if.c
+++ b/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_vp9_req_lat_if.c
@@ -1140,7 +1140,10 @@ static int vdec_vp9_slice_setup_tile_buffer(struct vdec_vp9_slice_instance *inst
 			tiles->size[i][j] = size;
 			if (tiles->mi_rows[i]) {
 				*tb++ = (size << 3) + ((offset << 3) & 0x7f);
-				*tb++ = pa & ~0xf;
+				*tb = pa & ~0xf;
+				if (IS_ENABLED(CONFIG_ARCH_DMA_ADDR_T_64BIT))
+					*tb |= (pa >> 32) & 0xf;
+				tb++;
 				*tb++ = (pa << 3) & 0x7f;
 				mi_row = (tiles->mi_rows[i] - 1) & 0x1ff;
 				mi_col = (tiles->mi_cols[j] - 1) & 0x3f;
-- 
2.46.0