From: Alexandre Courbot <acourbot@chromium.org>
To: Tiffany Lin <tiffany.lin@mediatek.com>,
Andrew-CT Chen <andrew-ct.chen@mediatek.com>,
Rui Wang <gtk_ruiwang@mediatek.com>,
Yunfei Dong <yunfei.dong@mediatek.com>,
Pi-Hsun Shih <pihsun@chromium.org>,
Maoguang Meng <maoguang.meng@mediatek.com>
Cc: linux-media@vger.kernel.org, linux-mediatek@lists.infradead.org,
linux-kernel@vger.kernel.org,
Alexandre Courbot <acourbot@chromium.org>
Subject: [PATCH v2 02/18] media: mtk-vcodec: add SCP firmware ops
Date: Fri, 26 Jun 2020 17:04:26 +0900 [thread overview]
Message-ID: <20200626080442.292309-3-acourbot@chromium.org> (raw)
In-Reply-To: <20200626080442.292309-1-acourbot@chromium.org>
From: Yunfei Dong <yunfei.dong@mediatek.com>
Add support for communicating with the SCP firmware, which will be used
by MT8183.
Signed-off-by: Yunfei Dong <yunfei.dong@mediatek.com>
[acourbot: refactor, cleanup and split]
Co-developed-by: Alexandre Courbot <acourbot@chromium.org>
Signed-off-by: Alexandre Courbot <acourbot@chromium.org>
Acked-by: Tiffany Lin <tiffany.lin@mediatek.com>
---
drivers/media/platform/Kconfig | 1 +
.../platform/mtk-vcodec/mtk_vcodec_dec_drv.c | 3 +
.../platform/mtk-vcodec/mtk_vcodec_enc_drv.c | 3 +
.../media/platform/mtk-vcodec/mtk_vcodec_fw.c | 56 +++++++++++++++++++
.../media/platform/mtk-vcodec/mtk_vcodec_fw.h | 2 +
5 files changed, 65 insertions(+)
diff --git a/drivers/media/platform/Kconfig b/drivers/media/platform/Kconfig
index c57ee78fa99d..f0dbe048efea 100644
--- a/drivers/media/platform/Kconfig
+++ b/drivers/media/platform/Kconfig
@@ -256,6 +256,7 @@ config VIDEO_MEDIATEK_VCODEC
select VIDEOBUF2_DMA_CONTIG
select V4L2_MEM2MEM_DEV
select VIDEO_MEDIATEK_VPU
+ select MTK_SCP
help
Mediatek video codec driver provides HW capability to
encode and decode in a range of video formats
diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c
index 4f07a5fcce7f..5b5765b98e57 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c
@@ -225,6 +225,9 @@ static int mtk_vcodec_probe(struct platform_device *pdev)
if (!of_property_read_u32(pdev->dev.of_node, "mediatek,vpu",
&rproc_phandle)) {
fw_type = VPU;
+ } else if (!of_property_read_u32(pdev->dev.of_node, "mediatek,scp",
+ &rproc_phandle)) {
+ fw_type = SCP;
} else {
mtk_v4l2_err("Could not get vdec IPI device");
return -ENODEV;
diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c
index 4340ea10afd0..42530cd01a30 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c
@@ -233,6 +233,9 @@ static int mtk_vcodec_probe(struct platform_device *pdev)
if (!of_property_read_u32(pdev->dev.of_node, "mediatek,vpu",
&rproc_phandle)) {
fw_type = VPU;
+ } else if (!of_property_read_u32(pdev->dev.of_node, "mediatek,scp",
+ &rproc_phandle)) {
+ fw_type = SCP;
} else {
mtk_v4l2_err("Could not get venc IPI device");
return -ENODEV;
diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_fw.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_fw.c
index 967bb100a990..f2a62ea62fc6 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_fw.c
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_fw.c
@@ -19,6 +19,7 @@ struct mtk_vcodec_fw {
enum mtk_vcodec_fw_type type;
const struct mtk_vcodec_fw_ops *ops;
struct platform_device *pdev;
+ struct mtk_scp *scp;
};
static int mtk_vcodec_vpu_load_firmware(struct mtk_vcodec_fw *fw)
@@ -71,6 +72,48 @@ static const struct mtk_vcodec_fw_ops mtk_vcodec_vpu_msg = {
.ipi_send = mtk_vcodec_vpu_ipi_send,
};
+static int mtk_vcodec_scp_load_firmware(struct mtk_vcodec_fw *fw)
+{
+ return rproc_boot(scp_get_rproc(fw->scp));
+}
+
+static unsigned int mtk_vcodec_scp_get_vdec_capa(struct mtk_vcodec_fw *fw)
+{
+ return scp_get_vdec_hw_capa(fw->scp);
+}
+
+static unsigned int mtk_vcodec_scp_get_venc_capa(struct mtk_vcodec_fw *fw)
+{
+ return scp_get_venc_hw_capa(fw->scp);
+}
+
+static void *mtk_vcodec_vpu_scp_dm_addr(struct mtk_vcodec_fw *fw,
+ u32 dtcm_dmem_addr)
+{
+ return scp_mapping_dm_addr(fw->scp, dtcm_dmem_addr);
+}
+
+static int mtk_vcodec_scp_set_ipi_register(struct mtk_vcodec_fw *fw, int id,
+ mtk_vcodec_ipi_handler handler, const char *name, void *priv)
+{
+ return scp_ipi_register(fw->scp, id, handler, priv);
+}
+
+static int mtk_vcodec_scp_ipi_send(struct mtk_vcodec_fw *fw, int id, void *buf,
+ unsigned int len, unsigned int wait)
+{
+ return scp_ipi_send(fw->scp, id, buf, len, wait);
+}
+
+static const struct mtk_vcodec_fw_ops mtk_vcodec_rproc_msg = {
+ .load_firmware = mtk_vcodec_scp_load_firmware,
+ .get_vdec_capa = mtk_vcodec_scp_get_vdec_capa,
+ .get_venc_capa = mtk_vcodec_scp_get_venc_capa,
+ .map_dm_addr = mtk_vcodec_vpu_scp_dm_addr,
+ .ipi_register = mtk_vcodec_scp_set_ipi_register,
+ .ipi_send = mtk_vcodec_scp_ipi_send,
+};
+
static void mtk_vcodec_reset_handler(void *priv)
{
struct mtk_vcodec_dev *dev = priv;
@@ -94,6 +137,7 @@ struct mtk_vcodec_fw *mtk_vcodec_fw_select(struct mtk_vcodec_dev *dev,
const struct mtk_vcodec_fw_ops *ops;
struct mtk_vcodec_fw *fw;
struct platform_device *fw_pdev = NULL;
+ struct mtk_scp *scp = NULL;
switch (type) {
case VPU:
@@ -106,6 +150,14 @@ struct mtk_vcodec_fw *mtk_vcodec_fw_select(struct mtk_vcodec_dev *dev,
vpu_wdt_reg_handler(fw_pdev, mtk_vcodec_reset_handler,
dev, rst_id);
break;
+ case SCP:
+ ops = &mtk_vcodec_rproc_msg;
+ scp = scp_get(dev->plat_dev);
+ if (!scp) {
+ mtk_v4l2_err("could not get vdec scp handle");
+ return ERR_PTR(-EPROBE_DEFER);
+ }
+ break;
default:
mtk_v4l2_err("invalid vcodec fw type");
return ERR_PTR(-EINVAL);
@@ -118,6 +170,7 @@ struct mtk_vcodec_fw *mtk_vcodec_fw_select(struct mtk_vcodec_dev *dev,
fw->type = type;
fw->ops = ops;
fw->pdev = fw_pdev;
+ fw->scp = scp;
return fw;
}
@@ -129,6 +182,9 @@ void mtk_vcodec_fw_release(struct mtk_vcodec_fw *fw)
case VPU:
put_device(&fw->pdev->dev);
break;
+ case SCP:
+ scp_put(fw->scp);
+ break;
}
}
EXPORT_SYMBOL_GPL(mtk_vcodec_fw_release);
diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_fw.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_fw.h
index ff25b0c19f74..ced1b6a10e07 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_fw.h
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_fw.h
@@ -4,6 +4,7 @@
#define _MTK_VCODEC_FW_H_
#include <linux/remoteproc.h>
+#include <linux/remoteproc/mtk_scp.h>
#include "../mtk-vpu/mtk_vpu.h"
@@ -11,6 +12,7 @@ struct mtk_vcodec_dev;
enum mtk_vcodec_fw_type {
VPU,
+ SCP,
};
struct mtk_vcodec_fw;
--
2.27.0.212.ge8ba1cc988-goog
next prev parent reply other threads:[~2020-06-26 8:05 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-26 8:04 [PATCH v2 00/18] media: mtk-vcodec: venc: support for MT8183 and v4l2-compliance fixes Alexandre Courbot
2020-06-26 8:04 ` [PATCH v2 01/18] media: mtk-vcodec: abstract firmware interface Alexandre Courbot
2020-07-01 3:19 ` Tiffany Lin
2020-06-26 8:04 ` Alexandre Courbot [this message]
2020-06-26 8:04 ` [PATCH v2 03/18] media: mtk-vcodec: venc: support SCP firmware Alexandre Courbot
2020-06-26 8:04 ` [PATCH v2 04/18] media: mtk-vcodec: venc: handle firmware version field Alexandre Courbot
2020-06-26 8:04 ` [PATCH v2 05/18] media: mtk-vcodec: venc: specify bitrate range per-chip Alexandre Courbot
2020-06-26 8:04 ` [PATCH v2 06/18] media: mtk-vcodec: venc: specify supported formats per-chip Alexandre Courbot
2020-07-01 3:15 ` Tiffany Lin
2020-06-26 8:04 ` [PATCH v2 07/18] media: mtk-vcodec: add support for MT8183 encoder Alexandre Courbot
2020-06-26 8:04 ` [PATCH v2 08/18] media: dt-bindings: mtk-vcodec: specify SCP node Alexandre Courbot
2020-06-26 8:04 ` [PATCH v2 09/18] media: dt-bindings: mtk-vcodec: document mediatek,mt8183-vcodec-enc Alexandre Courbot
2020-06-26 8:04 ` [PATCH v2 10/18] Revert "media: mtk-vcodec: Remove extra area allocation in an input buffer on encoding" Alexandre Courbot
2020-07-01 3:30 ` Tiffany Lin
2020-06-26 8:04 ` [PATCH v2 11/18] media: mtk-vcodec: venc support MIN_OUTPUT_BUFFERS control Alexandre Courbot
2020-07-01 3:30 ` Tiffany Lin
2020-06-26 8:04 ` [PATCH v2 12/18] media: mtk-vcodec: venc: set OUTPUT buffers field to V4L2_FIELD_NONE Alexandre Courbot
2020-07-01 3:46 ` Tiffany Lin
2020-06-26 8:04 ` [PATCH v2 13/18] media: mtk-vcodec: venc: use platform data for ENUM_FRAMESIZES Alexandre Courbot
2020-06-26 8:04 ` [PATCH v2 14/18] media: mtk-vcodec: venc: support ENUM_FRAMESIZES on OUTPUT formats Alexandre Courbot
2020-06-26 8:04 ` [PATCH v2 15/18] media: mtk-vcodec: venc: support G_PARM on CAPTURE queue Alexandre Courbot
2020-06-26 8:04 ` [PATCH v2 16/18] media: mtk-vcodec: venc: make S_PARM return -ENOTTY for " Alexandre Courbot
2020-07-03 8:30 ` Hans Verkuil
2020-07-04 12:36 ` Alexandre Courbot
2020-07-06 12:41 ` Hans Verkuil
2020-07-07 4:44 ` Alexandre Courbot
2020-06-26 8:04 ` [PATCH v2 17/18] media: mtk-vcodec: venc: set default time per frame Alexandre Courbot
2020-06-26 8:04 ` [PATCH v2 18/18] media: mtk-vcodec: venc: fix invalid time per frame in S_PARM Alexandre Courbot
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20200626080442.292309-3-acourbot@chromium.org \
--to=acourbot@chromium.org \
--cc=andrew-ct.chen@mediatek.com \
--cc=gtk_ruiwang@mediatek.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-media@vger.kernel.org \
--cc=linux-mediatek@lists.infradead.org \
--cc=maoguang.meng@mediatek.com \
--cc=pihsun@chromium.org \
--cc=tiffany.lin@mediatek.com \
--cc=yunfei.dong@mediatek.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).