From: Stu Hsieh <stu.hsieh@mediatek.com>
To: Mauro Carvalho Chehab <mchehab@kernel.org>,
Rob Herring <robh+dt@kernel.org>, CK Hu <ck.hu@mediatek.com>
Cc: Mark Rutland <mark.rutland@arm.com>,
Matthias Brugger <matthias.bgg@gmail.com>,
Stu Hsieh <stu.hsieh@mediatek.com>, <linux-media@vger.kernel.org>,
<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-mediatek@lists.infradead.org>, <wsd_upstream@mediatek.com>
Subject: [PATCH v2 13/15] [media] mtk-mipicsi: add the function for Get/Set PARM for application
Date: Tue, 16 Apr 2019 17:27:41 +0800 [thread overview]
Message-ID: <1555406863-18069-14-git-send-email-stu.hsieh@mediatek.com> (raw)
In-Reply-To: <1555406863-18069-1-git-send-email-stu.hsieh@mediatek.com>
This patch add the function for Get/Set PARM for application.
Application can get the information about number of link.
Signed-off-by: Stu Hsieh <stu.hsieh@mediatek.com>
---
.../media/platform/mtk-mipicsi/mtk_mipicsi.c | 34 +++++++++++++++++++
1 file changed, 34 insertions(+)
diff --git a/drivers/media/platform/mtk-mipicsi/mtk_mipicsi.c b/drivers/media/platform/mtk-mipicsi/mtk_mipicsi.c
index 5e4028d0d5e1..5db9c68b0da9 100644
--- a/drivers/media/platform/mtk-mipicsi/mtk_mipicsi.c
+++ b/drivers/media/platform/mtk-mipicsi/mtk_mipicsi.c
@@ -346,6 +346,38 @@ static int get_subdev_link(const struct soc_camera_device *icd,
return 0;
}
+static int mtk_mipicsi_get_parm(struct soc_camera_device *icd,
+ struct v4l2_streamparm *a)
+{
+ unsigned int link = 0U;
+ u8 link_reg_val = 0x0U;
+ int ret = 0;
+
+ /*get camera link number*/
+ ret = get_subdev_link(icd, &link, &link_reg_val);
+ if (ret < 0)
+ return ret;
+
+ a->parm.capture.timeperframe.numerator = 1;
+ a->parm.capture.timeperframe.denominator = 30;
+ a->parm.capture.reserved[0] = link_reg_val;
+ a->parm.capture.reserved[1] = (u32)(icd->use_count);
+ dev_info(icd->parent, "use count %d\n", icd->use_count);
+
+ return 0;
+}
+
+static int mtk_mipicsi_set_param(struct soc_camera_device *icd,
+ struct v4l2_streamparm *a)
+{
+ struct soc_camera_host *ici = to_soc_camera_host(icd->parent);
+
+ if (ici->ops->get_parm == NULL)
+ return ici->ops->get_parm(icd, a);
+
+ return 0;
+}
+
static u32 get_bytesperline(const u32 fmt, const u32 width)
{
u32 bytesperline = 0;
@@ -884,6 +916,8 @@ static struct soc_camera_host_ops mtk_soc_camera_host_ops = {
.poll = vb2_fop_poll,
.querycap = mtk_mipicsi_querycap,
.set_bus_param = mtk_mipicsi_set_bus_param,
+ .get_parm = mtk_mipicsi_get_parm,
+ .set_parm = mtk_mipicsi_set_param,
};
static void mtk_mipicsi_ana_init(void __iomem *base)
--
2.18.0
next prev parent reply other threads:[~2019-04-16 9:29 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-16 9:27 [PATCH v2 00/15] Add mediatek mipicsi driver for Mediatek SOC MT2712 Stu Hsieh
2019-04-16 9:27 ` [PATCH v2 01/15] dt-bindings: media: Add binding for MT2712 MIPI-CSI2 Stu Hsieh
2019-04-16 9:27 ` [PATCH v2 02/15] [media] mtk-mipicsi: add mediatek mipicsi driver for mt2712 Stu Hsieh
2019-04-16 9:27 ` [PATCH v2 03/15] [media] mtk-mipicsi: add pm function Stu Hsieh
2019-04-16 9:27 ` [PATCH v2 04/15] [media] mtk-mipicsi: add color format support for mt2712 Stu Hsieh
2019-04-16 9:27 ` [PATCH v2 05/15] [media] mtk-mipicsi: get the w/h/bytepwerline for mtk_mipicsi Stu Hsieh
2019-04-16 9:27 ` [PATCH v2 06/15] [media] mtk-mipicsi: add function to support SerDes for link number Stu Hsieh
2019-04-16 9:27 ` [PATCH v2 07/15] [media] mtk-mipicsi: add mipicsi reg setting for mt2712 Stu Hsieh
2019-04-16 9:27 ` [PATCH v2 08/15] [media] mtk-mipicsi: enable/disable ana clk Stu Hsieh
2019-04-16 9:27 ` [PATCH v2 09/15] [media] mtk-mipicsi: enable/disable cmos for mt2712 Stu Hsieh
2019-04-16 9:27 ` [PATCH v2 10/15] [media] mtk-mipicsi: add ISR for writing the data to buffer Stu Hsieh
2019-04-16 9:27 ` [PATCH v2 11/15] [media] mtk-mipicsi: set the output address in HW reg Stu Hsieh
2019-04-16 9:27 ` [PATCH v2 12/15] [media] mtk-mipicsi: add function to get the format Stu Hsieh
2019-04-16 9:27 ` Stu Hsieh [this message]
2019-04-16 9:27 ` [PATCH v2 14/15] [media] mtk-mipicsi: add debug message for mipicsi driver Stu Hsieh
2019-04-16 9:27 ` [PATCH v2 15/15] [media] mtk-mipicsi: add debugfs " Stu Hsieh
2019-04-16 9:30 [PATCH v2 00/15] Add mediatek mipicsi driver for Mediatek SOC MT2712 Stu Hsieh
2019-04-16 9:30 ` [PATCH v2 13/15] [media] mtk-mipicsi: add the function for Get/Set PARM for application Stu Hsieh
2019-05-13 9:24 ` Hans Verkuil
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