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-rw-r--r--include/media/cec-edid.h104
-rw-r--r--include/media/cec.h241
-rw-r--r--include/media/davinci/vpbe_display.h2
-rw-r--r--include/media/i2c/adv7511.h6
-rw-r--r--include/media/i2c/adv7604.h2
-rw-r--r--include/media/i2c/adv7842.h2
-rw-r--r--include/media/media-device.h5
-rw-r--r--include/media/media-devnode.h46
-rw-r--r--include/media/rc-core.h3
-rw-r--r--include/media/rc-map.h6
-rw-r--r--include/media/rcar-fcp.h37
-rw-r--r--include/media/v4l2-ctrls.h34
-rw-r--r--include/media/v4l2-subdev.h21
-rw-r--r--include/media/videobuf2-core.h24
-rw-r--r--include/media/videobuf2-dma-contig.h11
-rw-r--r--include/media/videobuf2-dma-sg.h3
-rw-r--r--include/media/vsp1.h29
17 files changed, 468 insertions, 108 deletions
diff --git a/include/media/cec-edid.h b/include/media/cec-edid.h
new file mode 100644
index 0000000..bdf731e
--- /dev/null
+++ b/include/media/cec-edid.h
@@ -0,0 +1,104 @@
+/*
+ * cec-edid - HDMI Consumer Electronics Control & EDID helpers
+ *
+ * Copyright 2016 Cisco Systems, Inc. and/or its affiliates. All rights reserved.
+ *
+ * This program is free software; you may redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#ifndef _MEDIA_CEC_EDID_H
+#define _MEDIA_CEC_EDID_H
+
+#include <linux/types.h>
+
+#define CEC_PHYS_ADDR_INVALID 0xffff
+#define cec_phys_addr_exp(pa) \
+ ((pa) >> 12), ((pa) >> 8) & 0xf, ((pa) >> 4) & 0xf, (pa) & 0xf
+
+/**
+ * cec_get_edid_phys_addr() - find and return the physical address
+ *
+ * @edid: pointer to the EDID data
+ * @size: size in bytes of the EDID data
+ * @offset: If not %NULL then the location of the physical address
+ * bytes in the EDID will be returned here. This is set to 0
+ * if there is no physical address found.
+ *
+ * Return: the physical address or CEC_PHYS_ADDR_INVALID if there is none.
+ */
+u16 cec_get_edid_phys_addr(const u8 *edid, unsigned int size,
+ unsigned int *offset);
+
+/**
+ * cec_set_edid_phys_addr() - find and set the physical address
+ *
+ * @edid: pointer to the EDID data
+ * @size: size in bytes of the EDID data
+ * @phys_addr: the new physical address
+ *
+ * This function finds the location of the physical address in the EDID
+ * and fills in the given physical address and updates the checksum
+ * at the end of the EDID block. It does nothing if the EDID doesn't
+ * contain a physical address.
+ */
+void cec_set_edid_phys_addr(u8 *edid, unsigned int size, u16 phys_addr);
+
+/**
+ * cec_phys_addr_for_input() - calculate the PA for an input
+ *
+ * @phys_addr: the physical address of the parent
+ * @input: the number of the input port, must be between 1 and 15
+ *
+ * This function calculates a new physical address based on the input
+ * port number. For example:
+ *
+ * PA = 0.0.0.0 and input = 2 becomes 2.0.0.0
+ *
+ * PA = 3.0.0.0 and input = 1 becomes 3.1.0.0
+ *
+ * PA = 3.2.1.0 and input = 5 becomes 3.2.1.5
+ *
+ * PA = 3.2.1.3 and input = 5 becomes f.f.f.f since it maxed out the depth.
+ *
+ * Return: the new physical address or CEC_PHYS_ADDR_INVALID.
+ */
+u16 cec_phys_addr_for_input(u16 phys_addr, u8 input);
+
+/**
+ * cec_phys_addr_validate() - validate a physical address from an EDID
+ *
+ * @phys_addr: the physical address to validate
+ * @parent: if not %NULL, then this is filled with the parents PA.
+ * @port: if not %NULL, then this is filled with the input port.
+ *
+ * This validates a physical address as read from an EDID. If the
+ * PA is invalid (such as 1.0.1.0 since '0' is only allowed at the end),
+ * then it will return -EINVAL.
+ *
+ * The parent PA is passed into %parent and the input port is passed into
+ * %port. For example:
+ *
+ * PA = 0.0.0.0: has parent 0.0.0.0 and input port 0.
+ *
+ * PA = 1.0.0.0: has parent 0.0.0.0 and input port 1.
+ *
+ * PA = 3.2.0.0: has parent 3.0.0.0 and input port 2.
+ *
+ * PA = f.f.f.f: has parent f.f.f.f and input port 0.
+ *
+ * Return: 0 if the PA is valid, -EINVAL if not.
+ */
+int cec_phys_addr_validate(u16 phys_addr, u16 *parent, u16 *port);
+
+#endif /* _MEDIA_CEC_EDID_H */
diff --git a/include/media/cec.h b/include/media/cec.h
new file mode 100644
index 0000000..dc7854b
--- /dev/null
+++ b/include/media/cec.h
@@ -0,0 +1,241 @@
+/*
+ * cec - HDMI Consumer Electronics Control support header
+ *
+ * Copyright 2016 Cisco Systems, Inc. and/or its affiliates. All rights reserved.
+ *
+ * This program is free software; you may redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#ifndef _MEDIA_CEC_H
+#define _MEDIA_CEC_H
+
+#include <linux/poll.h>
+#include <linux/fs.h>
+#include <linux/debugfs.h>
+#include <linux/device.h>
+#include <linux/cdev.h>
+#include <linux/kthread.h>
+#include <linux/timer.h>
+#include <linux/cec-funcs.h>
+#include <media/rc-core.h>
+#include <media/cec-edid.h>
+
+/**
+ * struct cec_devnode - cec device node
+ * @dev: cec device
+ * @cdev: cec character device
+ * @parent: parent device
+ * @minor: device node minor number
+ * @registered: the device was correctly registered
+ * @unregistered: the device was unregistered
+ * @fhs_lock: lock to control access to the filehandle list
+ * @fhs: the list of open filehandles (cec_fh)
+ *
+ * This structure represents a cec-related device node.
+ *
+ * The @parent is a physical device. It must be set by core or device drivers
+ * before registering the node.
+ */
+struct cec_devnode {
+ /* sysfs */
+ struct device dev;
+ struct cdev cdev;
+ struct device *parent;
+
+ /* device info */
+ int minor;
+ bool registered;
+ bool unregistered;
+ struct mutex fhs_lock;
+ struct list_head fhs;
+};
+
+struct cec_adapter;
+struct cec_data;
+
+struct cec_data {
+ struct list_head list;
+ struct list_head xfer_list;
+ struct cec_adapter *adap;
+ struct cec_msg msg;
+ struct cec_fh *fh;
+ struct delayed_work work;
+ struct completion c;
+ u8 attempts;
+ bool new_initiator;
+ bool blocking;
+ bool completed;
+};
+
+struct cec_msg_entry {
+ struct list_head list;
+ struct cec_msg msg;
+};
+
+#define CEC_NUM_EVENTS CEC_EVENT_LOST_MSGS
+
+struct cec_fh {
+ struct list_head list;
+ struct list_head xfer_list;
+ struct cec_adapter *adap;
+ u8 mode_initiator;
+ u8 mode_follower;
+
+ /* Events */
+ wait_queue_head_t wait;
+ unsigned int pending_events;
+ struct cec_event events[CEC_NUM_EVENTS];
+ struct mutex lock;
+ struct list_head msgs; /* queued messages */
+ unsigned int queued_msgs;
+};
+
+#define CEC_SIGNAL_FREE_TIME_RETRY 3
+#define CEC_SIGNAL_FREE_TIME_NEW_INITIATOR 5
+#define CEC_SIGNAL_FREE_TIME_NEXT_XFER 7
+
+/* The nominal data bit period is 2.4 ms */
+#define CEC_FREE_TIME_TO_USEC(ft) ((ft) * 2400)
+
+struct cec_adap_ops {
+ /* Low-level callbacks */
+ int (*adap_enable)(struct cec_adapter *adap, bool enable);
+ int (*adap_monitor_all_enable)(struct cec_adapter *adap, bool enable);
+ int (*adap_log_addr)(struct cec_adapter *adap, u8 logical_addr);
+ int (*adap_transmit)(struct cec_adapter *adap, u8 attempts,
+ u32 signal_free_time, struct cec_msg *msg);
+ void (*adap_status)(struct cec_adapter *adap, struct seq_file *file);
+
+ /* High-level CEC message callback */
+ int (*received)(struct cec_adapter *adap, struct cec_msg *msg);
+};
+
+/*
+ * The minimum message length you can receive (excepting poll messages) is 2.
+ * With a transfer rate of at most 36 bytes per second this makes 18 messages
+ * per second worst case.
+ *
+ * We queue at most 3 seconds worth of received messages. The CEC specification
+ * requires that messages are replied to within a second, so 3 seconds should
+ * give more than enough margin. Since most messages are actually more than 2
+ * bytes, this is in practice a lot more than 3 seconds.
+ */
+#define CEC_MAX_MSG_RX_QUEUE_SZ (18 * 3)
+
+/*
+ * The transmit queue is limited to 1 second worth of messages (worst case).
+ * Messages can be transmitted by userspace and kernel space. But for both it
+ * makes no sense to have a lot of messages queued up. One second seems
+ * reasonable.
+ */
+#define CEC_MAX_MSG_TX_QUEUE_SZ (18 * 1)
+
+struct cec_adapter {
+ struct module *owner;
+ char name[32];
+ struct cec_devnode devnode;
+ struct mutex lock;
+ struct rc_dev *rc;
+
+ struct list_head transmit_queue;
+ unsigned int transmit_queue_sz;
+ struct list_head wait_queue;
+ struct cec_data *transmitting;
+
+ struct task_struct *kthread_config;
+ struct completion config_completion;
+
+ struct task_struct *kthread;
+ wait_queue_head_t kthread_waitq;
+ wait_queue_head_t waitq;
+
+ const struct cec_adap_ops *ops;
+ void *priv;
+ u32 capabilities;
+ u8 available_log_addrs;
+
+ u16 phys_addr;
+ bool is_configuring;
+ bool is_configured;
+ u32 monitor_all_cnt;
+ u32 follower_cnt;
+ struct cec_fh *cec_follower;
+ struct cec_fh *cec_initiator;
+ bool passthrough;
+ struct cec_log_addrs log_addrs;
+
+ struct dentry *cec_dir;
+ struct dentry *status_file;
+
+ u16 phys_addrs[15];
+ u32 sequence;
+
+ char input_name[32];
+ char input_phys[32];
+ char input_drv[32];
+};
+
+static inline bool cec_has_log_addr(const struct cec_adapter *adap, u8 log_addr)
+{
+ return adap->log_addrs.log_addr_mask & (1 << log_addr);
+}
+
+static inline bool cec_is_sink(const struct cec_adapter *adap)
+{
+ return adap->phys_addr == 0;
+}
+
+#if IS_ENABLED(CONFIG_MEDIA_CEC)
+struct cec_adapter *cec_allocate_adapter(const struct cec_adap_ops *ops,
+ void *priv, const char *name, u32 caps, u8 available_las,
+ struct device *parent);
+int cec_register_adapter(struct cec_adapter *adap);
+void cec_unregister_adapter(struct cec_adapter *adap);
+void cec_delete_adapter(struct cec_adapter *adap);
+
+int cec_s_log_addrs(struct cec_adapter *adap, struct cec_log_addrs *log_addrs,
+ bool block);
+void cec_s_phys_addr(struct cec_adapter *adap, u16 phys_addr,
+ bool block);
+int cec_transmit_msg(struct cec_adapter *adap, struct cec_msg *msg,
+ bool block);
+
+/* Called by the adapter */
+void cec_transmit_done(struct cec_adapter *adap, u8 status, u8 arb_lost_cnt,
+ u8 nack_cnt, u8 low_drive_cnt, u8 error_cnt);
+void cec_received_msg(struct cec_adapter *adap, struct cec_msg *msg);
+
+#else
+
+static inline int cec_register_adapter(struct cec_adapter *adap)
+{
+ return 0;
+}
+
+static inline void cec_unregister_adapter(struct cec_adapter *adap)
+{
+}
+
+static inline void cec_delete_adapter(struct cec_adapter *adap)
+{
+}
+
+static inline void cec_s_phys_addr(struct cec_adapter *adap, u16 phys_addr,
+ bool block)
+{
+}
+
+#endif
+
+#endif /* _MEDIA_CEC_H */
diff --git a/include/media/davinci/vpbe_display.h b/include/media/davinci/vpbe_display.h
index e14a937..12783fd 100644
--- a/include/media/davinci/vpbe_display.h
+++ b/include/media/davinci/vpbe_display.h
@@ -81,8 +81,6 @@ struct vpbe_layer {
* Buffer queue used in video-buf
*/
struct vb2_queue buffer_queue;
- /* allocator-specific contexts for each plane */
- struct vb2_alloc_ctx *alloc_ctx;
/* Queue of filled frames */
struct list_head dma_queue;
/* Used in video-buf */
diff --git a/include/media/i2c/adv7511.h b/include/media/i2c/adv7511.h
index d83b91d..61c3d71 100644
--- a/include/media/i2c/adv7511.h
+++ b/include/media/i2c/adv7511.h
@@ -32,11 +32,7 @@ struct adv7511_monitor_detect {
struct adv7511_edid_detect {
int present;
int segment;
-};
-
-struct adv7511_cec_arg {
- void *arg;
- u32 f_flags;
+ uint16_t phys_addr;
};
struct adv7511_platform_data {
diff --git a/include/media/i2c/adv7604.h b/include/media/i2c/adv7604.h
index a913859..2e6857d 100644
--- a/include/media/i2c/adv7604.h
+++ b/include/media/i2c/adv7604.h
@@ -121,8 +121,6 @@ struct adv76xx_platform_data {
/* IO register 0x02 */
unsigned alt_gamma:1;
- unsigned op_656_range:1;
- unsigned alt_data_sat:1;
/* IO register 0x05 */
unsigned blank_data:1;
diff --git a/include/media/i2c/adv7842.h b/include/media/i2c/adv7842.h
index bc24970..7f53ada 100644
--- a/include/media/i2c/adv7842.h
+++ b/include/media/i2c/adv7842.h
@@ -165,8 +165,6 @@ struct adv7842_platform_data {
/* IO register 0x02 */
unsigned alt_gamma:1;
- unsigned op_656_range:1;
- unsigned alt_data_sat:1;
/* IO register 0x05 */
unsigned blank_data:1;
diff --git a/include/media/media-device.h b/include/media/media-device.h
index a9b33c4..f743ae2 100644
--- a/include/media/media-device.h
+++ b/include/media/media-device.h
@@ -347,7 +347,7 @@ struct media_entity_notify {
struct media_device {
/* dev->driver_data points to this struct. */
struct device *dev;
- struct media_devnode devnode;
+ struct media_devnode *devnode;
char model[32];
char driver_name[32];
@@ -393,9 +393,6 @@ struct usb_device;
#define MEDIA_DEV_NOTIFY_PRE_LINK_CH 0
#define MEDIA_DEV_NOTIFY_POST_LINK_CH 1
-/* media_devnode to media_device */
-#define to_media_device(node) container_of(node, struct media_device, devnode)
-
/**
* media_entity_enum_init - Initialise an entity enumeration
*
diff --git a/include/media/media-devnode.h b/include/media/media-devnode.h
index fe42f08..37d4948 100644
--- a/include/media/media-devnode.h
+++ b/include/media/media-devnode.h
@@ -33,6 +33,8 @@
#include <linux/device.h>
#include <linux/cdev.h>
+struct media_device;
+
/*
* Flag to mark the media_devnode struct as registered. Drivers must not touch
* this flag directly, it will be set and cleared by media_devnode_register and
@@ -67,8 +69,9 @@ struct media_file_operations {
/**
* struct media_devnode - Media device node
+ * @media_dev: pointer to struct &media_device
* @fops: pointer to struct &media_file_operations with media device ops
- * @dev: struct device pointer for the media controller device
+ * @dev: pointer to struct &device containing the media controller device
* @cdev: struct cdev pointer character device
* @parent: parent device
* @minor: device node minor number
@@ -81,6 +84,8 @@ struct media_file_operations {
* before registering the node.
*/
struct media_devnode {
+ struct media_device *media_dev;
+
/* device ops */
const struct media_file_operations *fops;
@@ -94,7 +99,7 @@ struct media_devnode {
unsigned long flags; /* Use bitops to access flags */
/* callbacks */
- void (*release)(struct media_devnode *mdev);
+ void (*release)(struct media_devnode *devnode);
};
/* dev to media_devnode */
@@ -103,7 +108,8 @@ struct media_devnode {
/**
* media_devnode_register - register a media device node
*
- * @mdev: media device node structure we want to register
+ * @mdev: struct media_device we want to register a device node
+ * @devnode: media device node structure we want to register
* @owner: should be filled with %THIS_MODULE
*
* The registration code assigns minor numbers and registers the new device node
@@ -116,20 +122,33 @@ struct media_devnode {
* the media_devnode structure is *not* called, so the caller is responsible for
* freeing any data.
*/
-int __must_check media_devnode_register(struct media_devnode *mdev,
+int __must_check media_devnode_register(struct media_device *mdev,
+ struct media_devnode *devnode,
struct module *owner);
/**
+ * media_devnode_unregister_prepare - clear the media device node register bit
+ * @devnode: the device node to prepare for unregister
+ *
+ * This clears the passed device register bit. Future open calls will be met
+ * with errors. Should be called before media_devnode_unregister() to avoid
+ * races with unregister and device file open calls.
+ *
+ * This function can safely be called if the device node has never been
+ * registered or has already been unregistered.
+ */
+void media_devnode_unregister_prepare(struct media_devnode *devnode);
+
+/**
* media_devnode_unregister - unregister a media device node
- * @mdev: the device node to unregister
+ * @devnode: the device node to unregister
*
* This unregisters the passed device. Future open calls will be met with
* errors.
*
- * This function can safely be called if the device node has never been
- * registered or has already been unregistered.
+ * Should be called after media_devnode_unregister_prepare()
*/
-void media_devnode_unregister(struct media_devnode *mdev);
+void media_devnode_unregister(struct media_devnode *devnode);
/**
* media_devnode_data - returns a pointer to the &media_devnode
@@ -145,11 +164,16 @@ static inline struct media_devnode *media_devnode_data(struct file *filp)
* media_devnode_is_registered - returns true if &media_devnode is registered;
* false otherwise.
*
- * @mdev: pointer to struct &media_devnode.
+ * @devnode: pointer to struct &media_devnode.
+ *
+ * Note: If mdev is NULL, it also returns false.
*/
-static inline int media_devnode_is_registered(struct media_devnode *mdev)
+static inline int media_devnode_is_registered(struct media_devnode *devnode)
{
- return test_bit(MEDIA_FLAG_REGISTERED, &mdev->flags);
+ if (!devnode)
+ return false;
+
+ return test_bit(MEDIA_FLAG_REGISTERED, &devnode->flags);
}
#endif /* _MEDIA_DEVNODE_H */
diff --git a/include/media/rc-core.h b/include/media/rc-core.h
index b6586a9..324232c 100644
--- a/include/media/rc-core.h
+++ b/include/media/rc-core.h
@@ -119,6 +119,7 @@ enum rc_filter_type {
* @s_carrier_report: enable carrier reports
* @s_filter: set the scancode filter
* @s_wakeup_filter: set the wakeup scancode filter
+ * @s_timeout: set hardware timeout in ns
*/
struct rc_dev {
struct device dev;
@@ -174,6 +175,8 @@ struct rc_dev {
struct rc_scancode_filter *filter);
int (*s_wakeup_filter)(struct rc_dev *dev,
struct rc_scancode_filter *filter);
+ int (*s_timeout)(struct rc_dev *dev,
+ unsigned int timeout);
};
#define to_rc_dev(d) container_of(d, struct rc_dev, dev)
diff --git a/include/media/rc-map.h b/include/media/rc-map.h
index 7844e98..a459129 100644
--- a/include/media/rc-map.h
+++ b/include/media/rc-map.h
@@ -31,6 +31,7 @@ enum rc_type {
RC_TYPE_RC6_MCE = 16, /* MCE (Philips RC6-6A-32 subtype) protocol */
RC_TYPE_SHARP = 17, /* Sharp protocol */
RC_TYPE_XMP = 18, /* XMP protocol */
+ RC_TYPE_CEC = 19, /* CEC protocol */
};
#define RC_BIT_NONE 0ULL
@@ -53,6 +54,7 @@ enum rc_type {
#define RC_BIT_RC6_MCE (1ULL << RC_TYPE_RC6_MCE)
#define RC_BIT_SHARP (1ULL << RC_TYPE_SHARP)
#define RC_BIT_XMP (1ULL << RC_TYPE_XMP)
+#define RC_BIT_CEC (1ULL << RC_TYPE_CEC)
#define RC_BIT_ALL (RC_BIT_UNKNOWN | RC_BIT_OTHER | \
RC_BIT_RC5 | RC_BIT_RC5X | RC_BIT_RC5_SZ | \
@@ -61,7 +63,7 @@ enum rc_type {
RC_BIT_NEC | RC_BIT_SANYO | RC_BIT_MCE_KBD | \
RC_BIT_RC6_0 | RC_BIT_RC6_6A_20 | RC_BIT_RC6_6A_24 | \
RC_BIT_RC6_6A_32 | RC_BIT_RC6_MCE | RC_BIT_SHARP | \
- RC_BIT_XMP)
+ RC_BIT_XMP | RC_BIT_CEC)
#define RC_SCANCODE_UNKNOWN(x) (x)
@@ -123,6 +125,7 @@ void rc_map_init(void);
#define RC_MAP_BEHOLD_COLUMBUS "rc-behold-columbus"
#define RC_MAP_BEHOLD "rc-behold"
#define RC_MAP_BUDGET_CI_OLD "rc-budget-ci-old"
+#define RC_MAP_CEC "rc-cec"
#define RC_MAP_CINERGY_1400 "rc-cinergy-1400"
#define RC_MAP_CINERGY "rc-cinergy"
#define RC_MAP_DELOCK_61959 "rc-delock-61959"
@@ -133,6 +136,7 @@ void rc_map_init(void);
#define RC_MAP_DM1105_NEC "rc-dm1105-nec"
#define RC_MAP_DNTV_LIVE_DVBT_PRO "rc-dntv-live-dvbt-pro"
#define RC_MAP_DNTV_LIVE_DVB_T "rc-dntv-live-dvb-t"
+#define RC_MAP_DTT200U "rc-dtt200u"
#define RC_MAP_DVBSKY "rc-dvbsky"
#define RC_MAP_EMPTY "rc-empty"
#define RC_MAP_EM_TERRATEC "rc-em-terratec"
diff --git a/include/media/rcar-fcp.h b/include/media/rcar-fcp.h
new file mode 100644
index 0000000..4c7fc77
--- /dev/null
+++ b/include/media/rcar-fcp.h
@@ -0,0 +1,37 @@
+/*
+ * rcar-fcp.h -- R-Car Frame Compression Processor Driver
+ *
+ * Copyright (C) 2016 Renesas Electronics Corporation
+ *
+ * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.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
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+#ifndef __MEDIA_RCAR_FCP_H__
+#define __MEDIA_RCAR_FCP_H__
+
+struct device_node;
+struct rcar_fcp_device;
+
+#if IS_ENABLED(CONFIG_VIDEO_RENESAS_FCP)
+struct rcar_fcp_device *rcar_fcp_get(const struct device_node *np);
+void rcar_fcp_put(struct rcar_fcp_device *fcp);
+int rcar_fcp_enable(struct rcar_fcp_device *fcp);
+void rcar_fcp_disable(struct rcar_fcp_device *fcp);
+#else
+static inline struct rcar_fcp_device *rcar_fcp_get(const struct device_node *np)
+{
+ return ERR_PTR(-ENOENT);
+}
+static inline void rcar_fcp_put(struct rcar_fcp_device *fcp) { }
+static inline int rcar_fcp_enable(struct rcar_fcp_device *fcp)
+{
+ return -ENOSYS;
+}
+static inline void rcar_fcp_disable(struct rcar_fcp_device *fcp) { }
+#endif
+
+#endif /* __MEDIA_RCAR_FCP_H__ */
diff --git a/include/media/v4l2-ctrls.h b/include/media/v4l2-ctrls.h
index 0bc9b35..8b59336 100644
--- a/include/media/v4l2-ctrls.h
+++ b/include/media/v4l2-ctrls.h
@@ -759,9 +759,9 @@ s32 v4l2_ctrl_g_ctrl(struct v4l2_ctrl *ctrl);
* @ctrl: The control.
* @val: The new value.
*
- * This set the control's new value safely by going through the control
- * framework. This function will lock the control's handler, so it cannot be
- * used from within the &v4l2_ctrl_ops functions.
+ * This sets the control's new value safely by going through the control
+ * framework. This function assumes the control's handler is already locked,
+ * allowing it to be used from within the &v4l2_ctrl_ops functions.
*
* This function is for integer type controls only.
*/
@@ -771,7 +771,7 @@ int __v4l2_ctrl_s_ctrl(struct v4l2_ctrl *ctrl, s32 val);
* @ctrl: The control.
* @val: The new value.
*
- * This set the control's new value safely by going through the control
+ * This sets the control's new value safely by going through the control
* framework. This function will lock the control's handler, so it cannot be
* used from within the &v4l2_ctrl_ops functions.
*
@@ -807,9 +807,9 @@ s64 v4l2_ctrl_g_ctrl_int64(struct v4l2_ctrl *ctrl);
* @ctrl: The control.
* @val: The new value.
*
- * This set the control's new value safely by going through the control
- * framework. This function will lock the control's handler, so it cannot be
- * used from within the &v4l2_ctrl_ops functions.
+ * This sets the control's new value safely by going through the control
+ * framework. This function assumes the control's handler is already locked,
+ * allowing it to be used from within the &v4l2_ctrl_ops functions.
*
* This function is for 64-bit integer type controls only.
*/
@@ -821,7 +821,7 @@ int __v4l2_ctrl_s_ctrl_int64(struct v4l2_ctrl *ctrl, s64 val);
* @ctrl: The control.
* @val: The new value.
*
- * This set the control's new value safely by going through the control
+ * This sets the control's new value safely by going through the control
* framework. This function will lock the control's handler, so it cannot be
* used from within the &v4l2_ctrl_ops functions.
*
@@ -843,9 +843,9 @@ static inline int v4l2_ctrl_s_ctrl_int64(struct v4l2_ctrl *ctrl, s64 val)
* @ctrl: The control.
* @s: The new string.
*
- * This set the control's new string safely by going through the control
- * framework. This function will lock the control's handler, so it cannot be
- * used from within the &v4l2_ctrl_ops functions.
+ * This sets the control's new string safely by going through the control
+ * framework. This function assumes the control's handler is already locked,
+ * allowing it to be used from within the &v4l2_ctrl_ops functions.
*
* This function is for string type controls only.
*/
@@ -857,7 +857,7 @@ int __v4l2_ctrl_s_ctrl_string(struct v4l2_ctrl *ctrl, const char *s);
* @ctrl: The control.
* @s: The new string.
*
- * This set the control's new string safely by going through the control
+ * This sets the control's new string safely by going through the control
* framework. This function will lock the control's handler, so it cannot be
* used from within the &v4l2_ctrl_ops functions.
*
@@ -903,16 +903,6 @@ int v4l2_try_ext_ctrls(struct v4l2_ctrl_handler *hdl, struct v4l2_ext_controls *
int v4l2_s_ext_ctrls(struct v4l2_fh *fh, struct v4l2_ctrl_handler *hdl,
struct v4l2_ext_controls *c);
-/* Helpers for subdevices. If the associated ctrl_handler == NULL then they
- will all return -EINVAL. */
-int v4l2_subdev_queryctrl(struct v4l2_subdev *sd, struct v4l2_queryctrl *qc);
-int v4l2_subdev_querymenu(struct v4l2_subdev *sd, struct v4l2_querymenu *qm);
-int v4l2_subdev_g_ext_ctrls(struct v4l2_subdev *sd, struct v4l2_ext_controls *cs);
-int v4l2_subdev_try_ext_ctrls(struct v4l2_subdev *sd, struct v4l2_ext_controls *cs);
-int v4l2_subdev_s_ext_ctrls(struct v4l2_subdev *sd, struct v4l2_ext_controls *cs);
-int v4l2_subdev_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl);
-int v4l2_subdev_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl);
-
/* Can be used as a subscribe_event function that just subscribes control
events. */
int v4l2_ctrl_subdev_subscribe_event(struct v4l2_subdev *sd, struct v4l2_fh *fh,
diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h
index 32fc7a4..c672efc 100644
--- a/include/media/v4l2-subdev.h
+++ b/include/media/v4l2-subdev.h
@@ -143,20 +143,6 @@ struct v4l2_subdev_io_pin_config {
* @s_gpio: set GPIO pins. Very simple right now, might need to be extended with
* a direction argument if needed.
*
- * @queryctrl: callback for VIDIOC_QUERYCTL ioctl handler code.
- *
- * @g_ctrl: callback for VIDIOC_G_CTRL ioctl handler code.
- *
- * @s_ctrl: callback for VIDIOC_S_CTRL ioctl handler code.
- *
- * @g_ext_ctrls: callback for VIDIOC_G_EXT_CTRLS ioctl handler code.
- *
- * @s_ext_ctrls: callback for VIDIOC_S_EXT_CTRLS ioctl handler code.
- *
- * @try_ext_ctrls: callback for VIDIOC_TRY_EXT_CTRLS ioctl handler code.
- *
- * @querymenu: callback for VIDIOC_QUERYMENU ioctl handler code.
- *
* @ioctl: called at the end of ioctl() syscall handler at the V4L2 core.
* used to provide support for private ioctls used on the driver.
*
@@ -190,13 +176,6 @@ struct v4l2_subdev_core_ops {
int (*load_fw)(struct v4l2_subdev *sd);
int (*reset)(struct v4l2_subdev *sd, u32 val);
int (*s_gpio)(struct v4l2_subdev *sd, u32 val);
- int (*queryctrl)(struct v4l2_subdev *sd, struct v4l2_queryctrl *qc);
- int (*g_ctrl)(struct v4l2_subdev *sd, struct v4l2_control *ctrl);
- int (*s_ctrl)(struct v4l2_subdev *sd, struct v4l2_control *ctrl);
- int (*g_ext_ctrls)(struct v4l2_subdev *sd, struct v4l2_ext_controls *ctrls);
- int (*s_ext_ctrls)(struct v4l2_subdev *sd, struct v4l2_ext_controls *ctrls);
- int (*try_ext_ctrls)(struct v4l2_subdev *sd, struct v4l2_ext_controls *ctrls);
- int (*querymenu)(struct v4l2_subdev *sd, struct v4l2_querymenu *qm);
long (*ioctl)(struct v4l2_subdev *sd, unsigned int cmd, void *arg);
#ifdef CONFIG_COMPAT
long (*compat_ioctl32)(struct v4l2_subdev *sd, unsigned int cmd,
diff --git a/include/media/videobuf2-core.h b/include/media/videobuf2-core.h
index 88e3ab4..bea81c9e 100644
--- a/include/media/videobuf2-core.h
+++ b/include/media/videobuf2-core.h
@@ -27,7 +27,6 @@ enum vb2_memory {
VB2_MEMORY_DMABUF = 4,
};
-struct vb2_alloc_ctx;
struct vb2_fileio_data;
struct vb2_threadio_data;
@@ -57,7 +56,7 @@ struct vb2_threadio_data;
* @put_userptr: inform the allocator that a USERPTR buffer will no longer
* be used.
* @attach_dmabuf: attach a shared struct dma_buf for a hardware operation;
- * used for DMABUF memory types; alloc_ctx is the alloc context
+ * used for DMABUF memory types; dev is the alloc device
* dbuf is the shared dma_buf; returns NULL on failure;
* allocator private per-buffer structure on success;
* this needs to be used for further accesses to the buffer.
@@ -93,13 +92,13 @@ struct vb2_threadio_data;
* unmap_dmabuf.
*/
struct vb2_mem_ops {
- void *(*alloc)(void *alloc_ctx, unsigned long size,
- enum dma_data_direction dma_dir,
+ void *(*alloc)(struct device *dev, const struct dma_attrs *attrs,
+ unsigned long size, enum dma_data_direction dma_dir,
gfp_t gfp_flags);
void (*put)(void *buf_priv);
struct dma_buf *(*get_dmabuf)(void *buf_priv, unsigned long flags);
- void *(*get_userptr)(void *alloc_ctx, unsigned long vaddr,
+ void *(*get_userptr)(struct device *dev, unsigned long vaddr,
unsigned long size,
enum dma_data_direction dma_dir);
void (*put_userptr)(void *buf_priv);
@@ -107,7 +106,7 @@ struct vb2_mem_ops {
void (*prepare)(void *buf_priv);
void (*finish)(void *buf_priv);
- void *(*attach_dmabuf)(void *alloc_ctx, struct dma_buf *dbuf,
+ void *(*attach_dmabuf)(struct device *dev, struct dma_buf *dbuf,
unsigned long size,
enum dma_data_direction dma_dir);
void (*detach_dmabuf)(void *buf_priv);
@@ -282,7 +281,7 @@ struct vb2_buffer {
* in *num_buffers, the required number of planes per
* buffer in *num_planes, the size of each plane should be
* set in the sizes[] array and optional per-plane
- * allocator specific context in the alloc_ctxs[] array.
+ * allocator specific device in the alloc_devs[] array.
* When called from VIDIOC_REQBUFS, *num_planes == 0, the
* driver has to use the currently configured format to
* determine the plane sizes and *num_buffers is the total
@@ -356,7 +355,7 @@ struct vb2_buffer {
struct vb2_ops {
int (*queue_setup)(struct vb2_queue *q,
unsigned int *num_buffers, unsigned int *num_planes,
- unsigned int sizes[], void *alloc_ctxs[]);
+ unsigned int sizes[], struct device *alloc_devs[]);
void (*wait_prepare)(struct vb2_queue *q);
void (*wait_finish)(struct vb2_queue *q);
@@ -401,6 +400,9 @@ struct vb2_buf_ops {
* caller. For example, for V4L2, it should match
* the V4L2_BUF_TYPE_* in include/uapi/linux/videodev2.h
* @io_modes: supported io methods (see vb2_io_modes enum)
+ * @dev: device to use for the default allocation context if the driver
+ * doesn't fill in the @alloc_devs array.
+ * @dma_attrs: DMA attributes to use for the DMA. May be NULL.
* @fileio_read_once: report EOF after reading the first buffer
* @fileio_write_immediately: queue buffer after each write() call
* @allow_zero_bytesused: allow bytesused == 0 to be passed to the driver
@@ -447,7 +449,7 @@ struct vb2_buf_ops {
* @done_list: list of buffers ready to be dequeued to userspace
* @done_lock: lock to protect done_list list
* @done_wq: waitqueue for processes waiting for buffers ready to be dequeued
- * @alloc_ctx: memory type/allocator-specific contexts for each plane
+ * @alloc_devs: memory type/allocator-specific per-plane device
* @streaming: current streaming state
* @start_streaming_called: start_streaming() was called successfully and we
* started streaming.
@@ -467,6 +469,8 @@ struct vb2_buf_ops {
struct vb2_queue {
unsigned int type;
unsigned int io_modes;
+ struct device *dev;
+ const struct dma_attrs *dma_attrs;
unsigned fileio_read_once:1;
unsigned fileio_write_immediately:1;
unsigned allow_zero_bytesused:1;
@@ -499,7 +503,7 @@ struct vb2_queue {
spinlock_t done_lock;
wait_queue_head_t done_wq;
- void *alloc_ctx[VB2_MAX_PLANES];
+ struct device *alloc_devs[VB2_MAX_PLANES];
unsigned int streaming:1;
unsigned int start_streaming_called:1;
diff --git a/include/media/videobuf2-dma-contig.h b/include/media/videobuf2-dma-contig.h
index 2087c9a..df2aabe 100644
--- a/include/media/videobuf2-dma-contig.h
+++ b/include/media/videobuf2-dma-contig.h
@@ -26,15 +26,8 @@ vb2_dma_contig_plane_dma_addr(struct vb2_buffer *vb, unsigned int plane_no)
return *addr;
}
-void *vb2_dma_contig_init_ctx_attrs(struct device *dev,
- struct dma_attrs *attrs);
-
-static inline void *vb2_dma_contig_init_ctx(struct device *dev)
-{
- return vb2_dma_contig_init_ctx_attrs(dev, NULL);
-}
-
-void vb2_dma_contig_cleanup_ctx(void *alloc_ctx);
+int vb2_dma_contig_set_max_seg_size(struct device *dev, unsigned int size);
+void vb2_dma_contig_clear_max_seg_size(struct device *dev);
extern const struct vb2_mem_ops vb2_dma_contig_memops;
diff --git a/include/media/videobuf2-dma-sg.h b/include/media/videobuf2-dma-sg.h
index 8d1083f..52afa0e 100644
--- a/include/media/videobuf2-dma-sg.h
+++ b/include/media/videobuf2-dma-sg.h
@@ -21,9 +21,6 @@ static inline struct sg_table *vb2_dma_sg_plane_desc(
return (struct sg_table *)vb2_plane_cookie(vb, plane_no);
}
-void *vb2_dma_sg_init_ctx(struct device *dev);
-void vb2_dma_sg_cleanup_ctx(void *alloc_ctx);
-
extern const struct vb2_mem_ops vb2_dma_sg_memops;
#endif
diff --git a/include/media/vsp1.h b/include/media/vsp1.h
index 3e654a0..9322d977 100644
--- a/include/media/vsp1.h
+++ b/include/media/vsp1.h
@@ -14,31 +14,28 @@
#define __MEDIA_VSP1_H__
#include <linux/types.h>
+#include <linux/videodev2.h>
struct device;
-struct v4l2_rect;
int vsp1_du_init(struct device *dev);
int vsp1_du_setup_lif(struct device *dev, unsigned int width,
unsigned int height);
+struct vsp1_du_atomic_config {
+ u32 pixelformat;
+ unsigned int pitch;
+ dma_addr_t mem[2];
+ struct v4l2_rect src;
+ struct v4l2_rect dst;
+ unsigned int alpha;
+ unsigned int zpos;
+};
+
void vsp1_du_atomic_begin(struct device *dev);
-int vsp1_du_atomic_update_ext(struct device *dev, unsigned int rpf,
- u32 pixelformat, unsigned int pitch,
- dma_addr_t mem[2], const struct v4l2_rect *src,
- const struct v4l2_rect *dst, unsigned int alpha,
- unsigned int zpos);
+int vsp1_du_atomic_update(struct device *dev, unsigned int rpf,
+ const struct vsp1_du_atomic_config *cfg);
void vsp1_du_atomic_flush(struct device *dev);
-static inline int vsp1_du_atomic_update(struct device *dev,
- unsigned int rpf_index, u32 pixelformat,
- unsigned int pitch, dma_addr_t mem[2],
- const struct v4l2_rect *src,
- const struct v4l2_rect *dst)
-{
- return vsp1_du_atomic_update_ext(dev, rpf_index, pixelformat, pitch,
- mem, src, dst, 255, 0);
-}
-
#endif /* __MEDIA_VSP1_H__ */
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