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authorMauro Carvalho Chehab <mchehab@osg.samsung.com>2016-02-22 17:42:04 +0300
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>2016-02-23 13:18:45 +0300
commit41b44e35ba9b34e50a65c05ecf7642c07bd3e8aa (patch)
tree32743771d16d1b18d305600dc66d0f4828fecbde
parent2ddf22eec4b88ab0d4235a140db8243eaaab5128 (diff)
downloadlinux-41b44e35ba9b34e50a65c05ecf7642c07bd3e8aa.tar.xz
[media] media-device: move PCI/USB helper functions from v4l2-mc
Those ancillary functions could be called even when compiled without V4L2 support, as warned by ktest build robot: All errors (new ones prefixed by >>): >> ERROR: "__v4l2_mc_usb_media_device_init" [drivers/media/usb/dvb-usb/dvb-usb.ko] undefined! >> ERROR: "__v4l2_mc_usb_media_device_init" [drivers/media/usb/dvb-usb-v2/dvb_usb_v2.ko] undefined! >> ERROR: "__v4l2_mc_usb_media_device_init" [drivers/media/usb/au0828/au0828.ko] undefined! Also, there's nothing there that are specific to V4L2. So, move those ancillary functions to MC core. No functional changes. Just function rename. Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
-rw-r--r--drivers/media/media-device.c74
-rw-r--r--drivers/media/pci/saa7134/saa7134-core.c2
-rw-r--r--drivers/media/usb/au0828/au0828-core.c4
-rw-r--r--drivers/media/usb/cx231xx/cx231xx-cards.c2
-rw-r--r--drivers/media/usb/dvb-usb-v2/dvb_usb_core.c4
-rw-r--r--drivers/media/usb/dvb-usb/dvb-usb-dvb.c4
-rw-r--r--drivers/media/usb/em28xx/em28xx-cards.c6
-rw-r--r--drivers/media/usb/siano/smsusb.c4
-rw-r--r--drivers/media/v4l2-core/v4l2-mc.c76
-rw-r--r--include/media/media-device.h53
-rw-r--r--include/media/v4l2-mc.h46
11 files changed, 141 insertions, 134 deletions
diff --git a/drivers/media/media-device.c b/drivers/media/media-device.c
index 5ebb3cd31345..fe376b6b5244 100644
--- a/drivers/media/media-device.c
+++ b/drivers/media/media-device.c
@@ -27,6 +27,8 @@
#include <linux/media.h>
#include <linux/slab.h>
#include <linux/types.h>
+#include <linux/pci.h>
+#include <linux/usb.h>
#include <media/media-device.h>
#include <media/media-devnode.h>
@@ -753,4 +755,76 @@ struct media_device *media_device_find_devres(struct device *dev)
}
EXPORT_SYMBOL_GPL(media_device_find_devres);
+struct media_device *media_device_pci_init(struct pci_dev *pci_dev,
+ const char *name)
+{
+#ifdef CONFIG_PCI
+ struct media_device *mdev;
+
+ mdev = kzalloc(sizeof(*mdev), GFP_KERNEL);
+ if (!mdev)
+ return NULL;
+
+ mdev->dev = &pci_dev->dev;
+
+ if (name)
+ strlcpy(mdev->model, name, sizeof(mdev->model));
+ else
+ strlcpy(mdev->model, pci_name(pci_dev), sizeof(mdev->model));
+
+ sprintf(mdev->bus_info, "PCI:%s", pci_name(pci_dev));
+
+ mdev->hw_revision = (pci_dev->subsystem_vendor << 16)
+ | pci_dev->subsystem_device;
+
+ mdev->driver_version = LINUX_VERSION_CODE;
+
+ media_device_init(mdev);
+
+ return mdev;
+#else
+ return NULL;
+#endif
+}
+EXPORT_SYMBOL_GPL(media_device_pci_init);
+
+struct media_device *__media_device_usb_init(struct usb_device *udev,
+ const char *board_name,
+ const char *driver_name)
+{
+#ifdef CONFIG_USB
+ struct media_device *mdev;
+
+ mdev = kzalloc(sizeof(*mdev), GFP_KERNEL);
+ if (!mdev)
+ return NULL;
+
+ mdev->dev = &udev->dev;
+
+ if (driver_name)
+ strlcpy(mdev->driver_name, driver_name,
+ sizeof(mdev->driver_name));
+
+ if (board_name)
+ strlcpy(mdev->model, board_name, sizeof(mdev->model));
+ else if (udev->product)
+ strlcpy(mdev->model, udev->product, sizeof(mdev->model));
+ else
+ strlcpy(mdev->model, "unknown model", sizeof(mdev->model));
+ if (udev->serial)
+ strlcpy(mdev->serial, udev->serial, sizeof(mdev->serial));
+ usb_make_path(udev, mdev->bus_info, sizeof(mdev->bus_info));
+ mdev->hw_revision = le16_to_cpu(udev->descriptor.bcdDevice);
+ mdev->driver_version = LINUX_VERSION_CODE;
+
+ media_device_init(mdev);
+
+ return mdev;
+#else
+ return NULL;
+#endif
+}
+EXPORT_SYMBOL_GPL(__media_device_usb_init);
+
+
#endif /* CONFIG_MEDIA_CONTROLLER */
diff --git a/drivers/media/pci/saa7134/saa7134-core.c b/drivers/media/pci/saa7134/saa7134-core.c
index 8f3ba4077130..8ae65bb320a3 100644
--- a/drivers/media/pci/saa7134/saa7134-core.c
+++ b/drivers/media/pci/saa7134/saa7134-core.c
@@ -1043,7 +1043,7 @@ static int saa7134_initdev(struct pci_dev *pci_dev,
sprintf(dev->name, "saa%x[%d]", pci_dev->device, dev->nr);
#ifdef CONFIG_MEDIA_CONTROLLER
- dev->media_dev = v4l2_mc_pci_media_device_init(pci_dev, dev->name);
+ dev->media_dev = media_device_pci_init(pci_dev, dev->name);
if (!dev->media_dev) {
err = -ENOMEM;
goto fail0;
diff --git a/drivers/media/usb/au0828/au0828-core.c b/drivers/media/usb/au0828/au0828-core.c
index 7cafe4dd5fd1..cfcd08ec388f 100644
--- a/drivers/media/usb/au0828/au0828-core.c
+++ b/drivers/media/usb/au0828/au0828-core.c
@@ -192,9 +192,9 @@ static int au0828_media_device_init(struct au0828_dev *dev,
struct media_device *mdev;
if (!dev->board.name)
- mdev = v4l2_mc_usb_media_device_init(udev, "unknown au0828");
+ mdev = media_device_usb_init(udev, "unknown au0828");
else
- mdev = v4l2_mc_usb_media_device_init(udev, dev->board.name);
+ mdev = media_device_usb_init(udev, dev->board.name);
if (!mdev)
return -ENOMEM;
diff --git a/drivers/media/usb/cx231xx/cx231xx-cards.c b/drivers/media/usb/cx231xx/cx231xx-cards.c
index 9e3a5d2038c2..29bd7536feed 100644
--- a/drivers/media/usb/cx231xx/cx231xx-cards.c
+++ b/drivers/media/usb/cx231xx/cx231xx-cards.c
@@ -1212,7 +1212,7 @@ static int cx231xx_media_device_init(struct cx231xx *dev,
#ifdef CONFIG_MEDIA_CONTROLLER
struct media_device *mdev;
- mdev = v4l2_mc_usb_media_device_init(udev, dev->board.name);
+ mdev = media_device_usb_init(udev, dev->board.name);
if (!mdev)
return -ENOMEM;
diff --git a/drivers/media/usb/dvb-usb-v2/dvb_usb_core.c b/drivers/media/usb/dvb-usb-v2/dvb_usb_core.c
index 4a8769781cea..58250250a443 100644
--- a/drivers/media/usb/dvb-usb-v2/dvb_usb_core.c
+++ b/drivers/media/usb/dvb-usb-v2/dvb_usb_core.c
@@ -20,7 +20,7 @@
*/
#include "dvb_usb_common.h"
-#include <media/v4l2-mc.h>
+#include <media/media-device.h>
static int dvb_usbv2_disable_rc_polling;
module_param_named(disable_rc_polling, dvb_usbv2_disable_rc_polling, int, 0644);
@@ -408,7 +408,7 @@ static int dvb_usbv2_media_device_init(struct dvb_usb_adapter *adap)
struct dvb_usb_device *d = adap_to_d(adap);
struct usb_device *udev = d->udev;
- mdev = v4l2_mc_usb_media_device_init(udev, d->name);
+ mdev = media_device_usb_init(udev, d->name);
if (!mdev)
return -ENOMEM;
diff --git a/drivers/media/usb/dvb-usb/dvb-usb-dvb.c b/drivers/media/usb/dvb-usb/dvb-usb-dvb.c
index 513b0c14e4f0..7509408b0b8e 100644
--- a/drivers/media/usb/dvb-usb/dvb-usb-dvb.c
+++ b/drivers/media/usb/dvb-usb/dvb-usb-dvb.c
@@ -7,7 +7,7 @@
* linux-dvb API.
*/
#include "dvb-usb-common.h"
-#include <media/v4l2-mc.h>
+#include <media/media-device.h>
/* does the complete input transfer handling */
static int dvb_usb_ctrl_feed(struct dvb_demux_feed *dvbdmxfeed, int onoff)
@@ -103,7 +103,7 @@ static int dvb_usb_media_device_init(struct dvb_usb_adapter *adap)
struct dvb_usb_device *d = adap->dev;
struct usb_device *udev = d->udev;
- mdev = v4l2_mc_usb_media_device_init(udev, d->desc->name);
+ mdev = media_device_usb_init(udev, d->desc->name);
dvb_register_media_controller(&adap->dvb_adap, mdev);
diff --git a/drivers/media/usb/em28xx/em28xx-cards.c b/drivers/media/usb/em28xx/em28xx-cards.c
index 389e95fb0211..0bae26325253 100644
--- a/drivers/media/usb/em28xx/em28xx-cards.c
+++ b/drivers/media/usb/em28xx/em28xx-cards.c
@@ -3020,11 +3020,11 @@ static int em28xx_media_device_init(struct em28xx *dev,
struct media_device *mdev;
if (udev->product) {
- mdev = v4l2_mc_usb_media_device_init(udev, udev->product);
+ mdev = media_device_usb_init(udev, udev->product);
} else if (udev->manufacturer) {
- mdev = v4l2_mc_usb_media_device_init(udev, udev->manufacturer);
+ mdev = media_device_usb_init(udev, udev->manufacturer);
} else {
- mdev = v4l2_mc_usb_media_device_init(udev, dev->name);
+ mdev = media_device_usb_init(udev, dev->name);
}
if (!mdev)
diff --git a/drivers/media/usb/siano/smsusb.c b/drivers/media/usb/siano/smsusb.c
index 4dac499ed28e..4a0def1e1528 100644
--- a/drivers/media/usb/siano/smsusb.c
+++ b/drivers/media/usb/siano/smsusb.c
@@ -27,7 +27,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include <linux/firmware.h>
#include <linux/slab.h>
#include <linux/module.h>
-#include <media/v4l2-mc.h>
+#include <media/media-device.h>
#include "sms-cards.h"
#include "smsendian.h"
@@ -367,7 +367,7 @@ static void *siano_media_device_register(struct smsusb_device_t *dev,
struct sms_board *board = sms_get_board(board_id);
int ret;
- mdev = v4l2_mc_usb_media_device_init(udev, board->name);
+ mdev = media_device_usb_init(udev, board->name);
if (!mdev)
return NULL;
diff --git a/drivers/media/v4l2-core/v4l2-mc.c b/drivers/media/v4l2-core/v4l2-mc.c
index 64eefb9ffb7e..4a1efa827fe2 100644
--- a/drivers/media/v4l2-core/v4l2-mc.c
+++ b/drivers/media/v4l2-core/v4l2-mc.c
@@ -1,7 +1,7 @@
/*
* Media Controller ancillary functions
*
- * (c) 2016 Mauro Carvalho Chehab <mchehab@osg.samsung.com>
+ * Copyright (c) 2016 Mauro Carvalho Chehab <mchehab@osg.samsung.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -15,83 +15,9 @@
*/
#include <linux/module.h>
-#include <linux/pci.h>
-#include <linux/usb.h>
#include <media/media-entity.h>
#include <media/v4l2-mc.h>
-
-struct media_device *v4l2_mc_pci_media_device_init(struct pci_dev *pci_dev,
- const char *name)
-{
-#ifdef CONFIG_PCI
- struct media_device *mdev;
-
- mdev = kzalloc(sizeof(*mdev), GFP_KERNEL);
- if (!mdev)
- return NULL;
-
- mdev->dev = &pci_dev->dev;
-
- if (name)
- strlcpy(mdev->model, name, sizeof(mdev->model));
- else
- strlcpy(mdev->model, pci_name(pci_dev), sizeof(mdev->model));
-
- sprintf(mdev->bus_info, "PCI:%s", pci_name(pci_dev));
-
- mdev->hw_revision = (pci_dev->subsystem_vendor << 16)
- | pci_dev->subsystem_device;
-
- mdev->driver_version = LINUX_VERSION_CODE;
-
- media_device_init(mdev);
-
- return mdev;
-#else
- return NULL;
-#endif
-}
-EXPORT_SYMBOL_GPL(v4l2_mc_pci_media_device_init);
-
-struct media_device *__v4l2_mc_usb_media_device_init(struct usb_device *udev,
- const char *board_name,
- const char *driver_name)
-{
-#ifdef CONFIG_USB
- struct media_device *mdev;
-
- mdev = kzalloc(sizeof(*mdev), GFP_KERNEL);
- if (!mdev)
- return NULL;
-
- mdev->dev = &udev->dev;
-
- if (driver_name)
- strlcpy(mdev->driver_name, driver_name,
- sizeof(mdev->driver_name));
-
- if (board_name)
- strlcpy(mdev->model, board_name, sizeof(mdev->model));
- else if (udev->product)
- strlcpy(mdev->model, udev->product, sizeof(mdev->model));
- else
- strlcpy(mdev->model, "unknown model", sizeof(mdev->model));
- if (udev->serial)
- strlcpy(mdev->serial, udev->serial, sizeof(mdev->serial));
- usb_make_path(udev, mdev->bus_info, sizeof(mdev->bus_info));
- mdev->hw_revision = le16_to_cpu(udev->descriptor.bcdDevice);
- mdev->driver_version = LINUX_VERSION_CODE;
-
- media_device_init(mdev);
-
- return mdev;
-#else
- return NULL;
-#endif
-}
-EXPORT_SYMBOL_GPL(__v4l2_mc_usb_media_device_init);
-
int v4l2_mc_create_media_graph(struct media_device *mdev)
{
diff --git a/include/media/media-device.h b/include/media/media-device.h
index 165451bc3985..2d144fed936e 100644
--- a/include/media/media-device.h
+++ b/include/media/media-device.h
@@ -333,6 +333,10 @@ struct media_device {
unsigned int notification);
};
+/* We don't need to include pci.h or usb.h here */
+struct pci_dev;
+struct usb_device;
+
#ifdef CONFIG_MEDIA_CONTROLLER
/* Supported link_notify @notification values. */
@@ -541,6 +545,35 @@ struct media_device *media_device_find_devres(struct device *dev);
/* Iterate over all links. */
#define media_device_for_each_link(link, mdev) \
list_for_each_entry(link, &(mdev)->links, graph_obj.list)
+
+/**
+ * media_device_pci_init() - create and initialize a
+ * struct &media_device from a PCI device.
+ *
+ * @pci_dev: pointer to struct pci_dev
+ * @name: media device name. If %NULL, the routine will use the default
+ * name for the pci device, given by pci_name() macro.
+ */
+struct media_device *media_device_pci_init(struct pci_dev *pci_dev,
+ const char *name);
+/**
+ * __media_device_usb_init() - create and initialize a
+ * struct &media_device from a PCI device.
+ *
+ * @udev: pointer to struct usb_device
+ * @board_name: media device name. If %NULL, the routine will use the usb
+ * product name, if available.
+ * @driver_name: name of the driver. if %NULL, the routine will use the name
+ * given by udev->dev->driver->name, with is usually the wrong
+ * thing to do.
+ *
+ * NOTE: It is better to call media_device_usb_init() instead, as
+ * such macro fills driver_name with %KBUILD_MODNAME.
+ */
+struct media_device *__media_device_usb_init(struct usb_device *udev,
+ const char *board_name,
+ const char *driver_name);
+
#else
static inline int media_device_register(struct media_device *mdev)
{
@@ -565,5 +598,25 @@ static inline struct media_device *media_device_find_devres(struct device *dev)
{
return NULL;
}
+
+static inline
+struct media_device *media_device_pci_init(struct pci_dev *pci_dev,
+ char *name)
+{
+ return NULL;
+}
+
+static inline
+struct media_device *__media_device_usb_init(struct usb_device *udev,
+ char *board_name,
+ char *driver_name)
+{
+ return NULL;
+}
+
#endif /* CONFIG_MEDIA_CONTROLLER */
+
+#define media_device_usb_init(udev, name) \
+ __media_device_usb_init(udev, name, KBUILD_MODNAME)
+
#endif
diff --git a/include/media/v4l2-mc.h b/include/media/v4l2-mc.h
index 79d84bb3573c..431380eb408b 100644
--- a/include/media/v4l2-mc.h
+++ b/include/media/v4l2-mc.h
@@ -116,57 +116,11 @@ struct usb_device;
*/
int v4l2_mc_create_media_graph(struct media_device *mdev);
-/**
- * v4l2_mc_pci_media_device_init() - create and initialize a
- * struct &media_device from a PCI device.
- *
- * @pci_dev: pointer to struct pci_dev
- * @name: media device name. If %NULL, the routine will use the default
- * name for the pci device, given by pci_name() macro.
- */
-struct media_device *v4l2_mc_pci_media_device_init(struct pci_dev *pci_dev,
- const char *name);
-/**
- * __v4l2_mc_usb_media_device_init() - create and initialize a
- * struct &media_device from a PCI device.
- *
- * @udev: pointer to struct usb_device
- * @board_name: media device name. If %NULL, the routine will use the usb
- * product name, if available.
- * @driver_name: name of the driver. if %NULL, the routine will use the name
- * given by udev->dev->driver->name, with is usually the wrong
- * thing to do.
- *
- * NOTE: It is better to call v4l2_mc_usb_media_device_init() instead, as
- * such macro fills driver_name with %KBUILD_MODNAME.
- */
-struct media_device *__v4l2_mc_usb_media_device_init(struct usb_device *udev,
- const char *board_name,
- const char *driver_name);
-
#else
static inline int v4l2_mc_create_media_graph(struct media_device *mdev)
{
return 0;
}
-static inline
-struct media_device *v4l2_mc_pci_media_device_init(struct pci_dev *pci_dev,
- char *name)
-{
- return NULL;
-}
-
-static inline
-struct media_device *__v4l2_mc_usb_media_device_init(struct usb_device *udev,
- char *board_name,
- char *driver_name)
-{
- return NULL;
-}
#endif
-
-#define v4l2_mc_usb_media_device_init(udev, name) \
- __v4l2_mc_usb_media_device_init(udev, name, KBUILD_MODNAME)
-
#endif