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Message-ID: <20211109125030.26299-17-yunfei.dong@mediatek.com>
Date:   Tue, 9 Nov 2021 20:50:27 +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>
CC:     Hsin-Yi Wang <hsinyi@...omium.org>,
        Fritz Koenig <frkoenig@...omium.org>,
        Dafna Hirschfeld <dafna.hirschfeld@...labora.com>,
        Benjamin Gaignard <benjamin.gaignard@...labora.com>,
        Daniel Vetter <daniel@...ll.ch>,
        dri-devel <dri-devel@...ts.freedesktop.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 v9, 16/19] media: mtk-vcodec: Add core dec and dec end ipi msg

Add core dec and dec end ipi msg: AP_IPIMSG_DEC_CORE/AP_IPIMSG_DEC_CORE_END.

Signed-off-by: Yunfei Dong <yunfei.dong@...iatek.com>
Reviewed-By: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
---
 .../media/platform/mtk-vcodec/vdec_ipi_msg.h   |  4 ++++
 .../media/platform/mtk-vcodec/vdec_vpu_if.c    | 12 ++++++++++++
 .../media/platform/mtk-vcodec/vdec_vpu_if.h    | 18 ++++++++++++++++++
 3 files changed, 34 insertions(+)

diff --git a/drivers/media/platform/mtk-vcodec/vdec_ipi_msg.h b/drivers/media/platform/mtk-vcodec/vdec_ipi_msg.h
index 5f45a537beb4..9d8079c4f976 100644
--- a/drivers/media/platform/mtk-vcodec/vdec_ipi_msg.h
+++ b/drivers/media/platform/mtk-vcodec/vdec_ipi_msg.h
@@ -18,12 +18,16 @@ enum vdec_ipi_msgid {
 	AP_IPIMSG_DEC_END = 0xA002,
 	AP_IPIMSG_DEC_DEINIT = 0xA003,
 	AP_IPIMSG_DEC_RESET = 0xA004,
+	AP_IPIMSG_DEC_CORE = 0xA005,
+	AP_IPIMSG_DEC_CORE_END = 0xA006,
 
 	VPU_IPIMSG_DEC_INIT_ACK = 0xB000,
 	VPU_IPIMSG_DEC_START_ACK = 0xB001,
 	VPU_IPIMSG_DEC_END_ACK = 0xB002,
 	VPU_IPIMSG_DEC_DEINIT_ACK = 0xB003,
 	VPU_IPIMSG_DEC_RESET_ACK = 0xB004,
+	VPU_IPIMSG_DEC_CORE_ACK = 0xB005,
+	VPU_IPIMSG_DEC_CORE_END_ACK = 0xB006,
 };
 
 /**
diff --git a/drivers/media/platform/mtk-vcodec/vdec_vpu_if.c b/drivers/media/platform/mtk-vcodec/vdec_vpu_if.c
index 5dffc459a33d..bfd8e87dceff 100644
--- a/drivers/media/platform/mtk-vcodec/vdec_vpu_if.c
+++ b/drivers/media/platform/mtk-vcodec/vdec_vpu_if.c
@@ -85,6 +85,8 @@ static void vpu_dec_ipi_handler(void *data, unsigned int len, void *priv)
 		case VPU_IPIMSG_DEC_END_ACK:
 		case VPU_IPIMSG_DEC_DEINIT_ACK:
 		case VPU_IPIMSG_DEC_RESET_ACK:
+		case VPU_IPIMSG_DEC_CORE_ACK:
+		case VPU_IPIMSG_DEC_CORE_END_ACK:
 			break;
 
 		default:
@@ -191,11 +193,21 @@ int vpu_dec_start(struct vdec_vpu_inst *vpu, uint32_t *data, unsigned int len)
 	return err;
 }
 
+int vpu_dec_core(struct vdec_vpu_inst *vpu)
+{
+	return vcodec_send_ap_ipi(vpu, AP_IPIMSG_DEC_CORE);
+}
+
 int vpu_dec_end(struct vdec_vpu_inst *vpu)
 {
 	return vcodec_send_ap_ipi(vpu, AP_IPIMSG_DEC_END);
 }
 
+int vpu_dec_core_end(struct vdec_vpu_inst *vpu)
+{
+	return vcodec_send_ap_ipi(vpu, AP_IPIMSG_DEC_CORE_END);
+}
+
 int vpu_dec_deinit(struct vdec_vpu_inst *vpu)
 {
 	return vcodec_send_ap_ipi(vpu, AP_IPIMSG_DEC_DEINIT);
diff --git a/drivers/media/platform/mtk-vcodec/vdec_vpu_if.h b/drivers/media/platform/mtk-vcodec/vdec_vpu_if.h
index c2ed5b6cab8b..ae24b75d1649 100644
--- a/drivers/media/platform/mtk-vcodec/vdec_vpu_if.h
+++ b/drivers/media/platform/mtk-vcodec/vdec_vpu_if.h
@@ -82,4 +82,22 @@ int vpu_dec_deinit(struct vdec_vpu_inst *vpu);
  */
 int vpu_dec_reset(struct vdec_vpu_inst *vpu);
 
+/**
+ * vpu_dec_core - core start decoding, basically the function will be invoked once
+ *                 every frame.
+ *
+ * @vpu : instance for vdec_vpu_inst
+ */
+int vpu_dec_core(struct vdec_vpu_inst *vpu);
+
+/**
+ * vpu_dec_core_end - core end decoding, basically the function will be invoked once
+ *               when core HW decoding done and receive interrupt successfully. The
+ *               decoder in VPU will updata hardware information and deinit hardware
+ *               and check if there is a new decoded frame available to display.
+ *
+ * @vpu : instance for vdec_vpu_inst
+ */
+int vpu_dec_core_end(struct vdec_vpu_inst *vpu);
+
 #endif
-- 
2.25.1

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