linux-kernel - [PATCH v2] media: davinci: vpif: set device capabilities

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Date:	Tue, 25 Sep 2012 19:51:55 +0530
From:	Prabhakar <prabhakar.csengg@...il.com>
To:	LMML <linux-media@...r.kernel.org>
Cc:	DLOS <davinci-linux-open-source@...ux.davincidsp.com>,
	Manjunath Hadli <manjunath.hadli@...com>,
	Mauro Carvalho Chehab <mchehab@...radead.org>,
	VGER <linux-kernel@...r.kernel.org>,
	Laurent Pinchart <laurent.pinchart@...asonboard.com>,
	"Lad, Prabhakar" <prabhakar.lad@...com>,
	Hans Verkuil <hans.verkuil@...co.com>
Subject: [PATCH v2] media: davinci: vpif: set device capabilities

From: Lad, Prabhakar <prabhakar.lad@...com>

set device_caps and also change the driver and
bus_info to proper values as per standard.

Signed-off-by: Lad, Prabhakar <prabhakar.lad@...com>
Signed-off-by: Manjunath Hadli <manjunath.hadli@...com>
Cc: Hans Verkuil <hans.verkuil@...co.com>
---
 Changes for v2:
 1: Change the bus_info and driver to proper values,
    pointed by Hans.

 drivers/media/platform/davinci/vpif_capture.c |    9 ++++++---
 drivers/media/platform/davinci/vpif_display.c |    9 ++++++---
 2 files changed, 12 insertions(+), 6 deletions(-)

diff --git a/drivers/media/platform/davinci/vpif_capture.c b/drivers/media/platform/davinci/vpif_capture.c
index 4828888..cb70e98 100644
--- a/drivers/media/platform/davinci/vpif_capture.c
+++ b/drivers/media/platform/davinci/vpif_capture.c
@@ -1630,9 +1630,12 @@ static int vpif_querycap(struct file *file, void  *priv,
 {
 	struct vpif_capture_config *config = vpif_dev->platform_data;
 
-	cap->capabilities = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_STREAMING;
-	strlcpy(cap->driver, "vpif capture", sizeof(cap->driver));
-	strlcpy(cap->bus_info, "VPIF Platform", sizeof(cap->bus_info));
+	cap->device_caps = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_STREAMING |
+			V4L2_CAP_READWRITE;
+	cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS;
+	snprintf(cap->driver, sizeof(cap->driver), "%s", dev_name(vpif_dev));
+	snprintf(cap->bus_info, sizeof(cap->bus_info), "platform:%s",
+		 dev_name(vpif_dev));
 	strlcpy(cap->card, config->card_name, sizeof(cap->card));
 
 	return 0;
diff --git a/drivers/media/platform/davinci/vpif_display.c b/drivers/media/platform/davinci/vpif_display.c
index d94b8a2..411b547 100644
--- a/drivers/media/platform/davinci/vpif_display.c
+++ b/drivers/media/platform/davinci/vpif_display.c
@@ -827,9 +827,12 @@ static int vpif_querycap(struct file *file, void  *priv,
 {
 	struct vpif_display_config *config = vpif_dev->platform_data;
 
-	cap->capabilities = V4L2_CAP_VIDEO_OUTPUT | V4L2_CAP_STREAMING;
-	strlcpy(cap->driver, "vpif display", sizeof(cap->driver));
-	strlcpy(cap->bus_info, "Platform", sizeof(cap->bus_info));
+	cap->device_caps = V4L2_CAP_VIDEO_OUTPUT | V4L2_CAP_STREAMING |
+			    V4L2_CAP_READWRITE;
+	cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS;
+	snprintf(cap->driver, sizeof(cap->driver), "%s", dev_name(vpif_dev));
+	snprintf(cap->bus_info, sizeof(cap->bus_info), "platform:%s",
+		 dev_name(vpif_dev));
 	strlcpy(cap->card, config->card_name, sizeof(cap->card));
 
 	return 0;
-- 
1.7.4.1

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