linux-kernel - [PATCH v6, 06/15] media: mtk-vcodec: Use pure single core for MT8183

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Date:   Wed, 1 Sep 2021 16:32:06 +0800
From:   Yunfei Dong <yunfei.dong@...iatek.com>
To:     Yunfei Dong <yunfei.dong@...iatek.com>,
        Alexandre Courbot <acourbot@...omium.org>,
        Hans Verkuil <hverkuil-cisco@...all.nl>,
        Tzung-Bi Shih <tzungbi@...omium.org>,
        Tiffany Lin <tiffany.lin@...iatek.com>,
        Andrew-CT Chen <andrew-ct.chen@...iatek.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Tomasz Figa <tfiga@...gle.com>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>
CC:     Daniel Vetter <daniel@...ll.ch>,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        Hsin-Yi Wang <hsinyi@...omium.org>,
        Fritz Koenig <frkoenig@...omium.org>,
        Irui Wang <irui.wang@...iatek.com>,
        <linux-media@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <srv_heupstream@...iatek.com>,
        <linux-mediatek@...ts.infradead.org>,
        <Project_Global_Chrome_Upstream_Group@...iatek.com>
Subject: [PATCH v6, 06/15] media: mtk-vcodec: Use pure single core for MT8183

Separates different architecture for hardware: pure_sin_core
and lat_sin_core. MT8183 is pure single core. Uses .hw_arch to
distinguish.

Signed-off-by: Yunfei Dong <yunfei.dong@...iatek.com>
---
 .../platform/mtk-vcodec/mtk_vcodec_dec_stateful.c      |  1 +
 .../platform/mtk-vcodec/mtk_vcodec_dec_stateless.c     |  1 +
 drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h     | 10 ++++++++++
 3 files changed, 12 insertions(+)

diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateful.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateful.c
index 4f9a80ce15d8..138f6fcb36bb 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateful.c
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateful.c
@@ -624,4 +624,5 @@ const struct mtk_vcodec_dec_pdata mtk_vdec_8173_pdata = {
 	.worker = mtk_vdec_worker,
 	.flush_decoder = mtk_vdec_flush_decoder,
 	.is_comp_supported = false,
+	.hw_arch = MTK_VDEC_PURE_SINGLE_CORE,
 };
diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateless.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateless.c
index 762633572b49..12c243d6dff3 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateless.c
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateless.c
@@ -358,4 +358,5 @@ const struct mtk_vcodec_dec_pdata mtk_vdec_8183_pdata = {
 	.worker = mtk_vdec_worker,
 	.flush_decoder = mtk_vdec_flush_decoder,
 	.is_comp_supported = false,
+	.hw_arch = MTK_VDEC_PURE_SINGLE_CORE,
 };
diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h
index e530757a9b5a..1d0798fd9adf 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h
@@ -323,6 +323,14 @@ enum mtk_chip {
 	MTK_MT8192,
 };
 
+/**
+ * struct mtk_vdec_hw_arch - Used to separate different hardware architecture
+ */
+enum mtk_vdec_hw_arch {
+	MTK_VDEC_PURE_SINGLE_CORE,
+	MTK_VDEC_LAT_SINGLE_CORE,
+};
+
 /**
  * struct mtk_vcodec_dec_pdata - compatible data for each IC
  * @init_vdec_params: init vdec params
@@ -341,6 +349,7 @@ enum mtk_chip {
  * @num_framesizes: count of video decoder frame sizes
  *
  * @chip: chip this decoder is compatible with
+ * @hw_arch: hardware arch is used to separate pure_sin_core and lat_sin_core
  *
  * @is_comp_supported: true: using compoent framework, false: not support
  * @uses_stateless_api: whether the decoder uses the stateless API with requests
@@ -363,6 +372,7 @@ struct mtk_vcodec_dec_pdata {
 	const int num_framesizes;
 
 	enum mtk_chip chip;
+	enum mtk_vdec_hw_arch hw_arch;
 
 	bool is_comp_supported;
 	bool uses_stateless_api;
-- 
2.25.1