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authorLinus Torvalds <torvalds@linux-foundation.org>2011-10-31 15:42:54 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-10-31 15:42:54 -0700
commit1eb63378354ac37b7e27d256bbf84684751bac32 (patch)
tree0775591a2dced778d1ba0bd8a946831e424d02d7 /include/media
parent1a4ceab195e66bce9c1638fdded6d92988100ba4 (diff)
parentbac2dacd5fb9ddad093d7a2dc5ab44e764874821 (diff)
Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media
* 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (348 commits) [media] pctv452e: Remove bogus code [media] adv7175: Make use of media bus pixel codes [media] media: vb2: fix incorrect return value [media] em28xx: implement VIDIOC_ENUM_FRAMESIZES [media] cx23885: Stop the risc video fifo before reconfiguring it [media] cx23885: Avoid incorrect error handling and reporting [media] cx23885: Avoid stopping the risc engine during buffer timeout [media] cx23885: Removed a spurious function cx23885_set_scale() [media] cx23885: v4l2 api compliance, set the audioset field correctly [media] cx23885: hook the audio selection functions into the main driver [media] cx23885: add generic functions for dealing with audio input selection [media] cx23885: fixes related to maximum number of inputs and range checking [media] cx23885: Initial support for the MPX-885 mini-card [media] cx25840: Ensure AUDIO6 and AUDIO7 trigger line-in baseband use [media] cx23885: Enable audio line in support from the back panel [media] cx23885: Allow the audio mux config to be specified on a per input basis [media] cx25840: Enable support for non-tuner LR1/LR2 audio inputs [media] cx23885: Name an internal i2c part and declare a bitfield by name [media] cx23885: Ensure VBI buffers timeout quickly - bugfix for vbi hangs during streaming [media] cx23885: remove channel dump diagnostics when a vbi buffer times out ... Fix up trivial conflicts in drivers/misc/altera-stapl/altera.c (header file rename vs add)
Diffstat (limited to 'include/media')
-rw-r--r--include/media/m5mols.h4
-rw-r--r--include/media/mt9p031.h19
-rw-r--r--include/media/mt9t001.h8
-rw-r--r--include/media/omap3isp.h140
-rw-r--r--include/media/rc-core.h7
-rw-r--r--include/media/rc-map.h3
-rw-r--r--include/media/s5p_fimc.h18
-rw-r--r--include/media/saa7146.h36
-rw-r--r--include/media/v4l2-chip-ident.h3
-rw-r--r--include/media/v4l2-ctrls.h15
-rw-r--r--include/media/v4l2-mediabus.h12
-rw-r--r--include/media/videobuf2-core.h23
-rw-r--r--include/media/videobuf2-dma-contig.h6
13 files changed, 242 insertions, 52 deletions
diff --git a/include/media/m5mols.h b/include/media/m5mols.h
index aac2c0e06d5e..4a825ae5c6c8 100644
--- a/include/media/m5mols.h
+++ b/include/media/m5mols.h
@@ -18,15 +18,13 @@
/**
* struct m5mols_platform_data - platform data for M-5MOLS driver
- * @irq: GPIO getting the irq pin of M-5MOLS
* @gpio_reset: GPIO driving the reset pin of M-5MOLS
- * @reset_polarity: active state for gpio_rst pin, 0 or 1
+ * @reset_polarity: active state for gpio_reset pin, 0 or 1
* @set_power: an additional callback to the board setup code
* to be called after enabling and before disabling
* the sensor's supply regulators
*/
struct m5mols_platform_data {
- int irq;
int gpio_reset;
u8 reset_polarity;
int (*set_power)(struct device *dev, int on);
diff --git a/include/media/mt9p031.h b/include/media/mt9p031.h
new file mode 100644
index 000000000000..96448c7a318b
--- /dev/null
+++ b/include/media/mt9p031.h
@@ -0,0 +1,19 @@
+#ifndef MT9P031_H
+#define MT9P031_H
+
+struct v4l2_subdev;
+
+enum {
+ MT9P031_COLOR_VERSION,
+ MT9P031_MONOCHROME_VERSION,
+};
+
+struct mt9p031_platform_data {
+ int (*set_xclk)(struct v4l2_subdev *subdev, int hz);
+ int (*reset)(struct v4l2_subdev *subdev, int active);
+ int ext_freq; /* input frequency to the mt9p031 for PLL dividers */
+ int target_freq; /* frequency target for the PLL */
+ int version; /* MT9P031_COLOR_VERSION or MT9P031_MONOCHROME_VERSION */
+};
+
+#endif
diff --git a/include/media/mt9t001.h b/include/media/mt9t001.h
new file mode 100644
index 000000000000..e839a78bb9c5
--- /dev/null
+++ b/include/media/mt9t001.h
@@ -0,0 +1,8 @@
+#ifndef _MEDIA_MT9T001_H
+#define _MEDIA_MT9T001_H
+
+struct mt9t001_platform_data {
+ unsigned int clk_pol:1;
+};
+
+#endif
diff --git a/include/media/omap3isp.h b/include/media/omap3isp.h
new file mode 100644
index 000000000000..e917b1da6577
--- /dev/null
+++ b/include/media/omap3isp.h
@@ -0,0 +1,140 @@
+/*
+ * omap3isp.h
+ *
+ * TI OMAP3 ISP - Platform data
+ *
+ * Copyright (C) 2011 Nokia Corporation
+ *
+ * Contacts: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
+ * Sakari Ailus <sakari.ailus@iki.fi>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ */
+
+#ifndef __MEDIA_OMAP3ISP_H__
+#define __MEDIA_OMAP3ISP_H__
+
+struct i2c_board_info;
+struct isp_device;
+
+enum isp_interface_type {
+ ISP_INTERFACE_PARALLEL,
+ ISP_INTERFACE_CSI2A_PHY2,
+ ISP_INTERFACE_CCP2B_PHY1,
+ ISP_INTERFACE_CCP2B_PHY2,
+ ISP_INTERFACE_CSI2C_PHY1,
+};
+
+enum {
+ ISP_BRIDGE_DISABLE = 0,
+ ISP_BRIDGE_LITTLE_ENDIAN = 2,
+ ISP_BRIDGE_BIG_ENDIAN = 3,
+};
+
+enum {
+ ISP_LANE_SHIFT_0 = 0,
+ ISP_LANE_SHIFT_2 = 1,
+ ISP_LANE_SHIFT_4 = 2,
+ ISP_LANE_SHIFT_6 = 3,
+};
+
+/**
+ * struct isp_parallel_platform_data - Parallel interface platform data
+ * @data_lane_shift: Data lane shifter
+ * ISP_LANE_SHIFT_0 - CAMEXT[13:0] -> CAM[13:0]
+ * ISP_LANE_SHIFT_2 - CAMEXT[13:2] -> CAM[11:0]
+ * ISP_LANE_SHIFT_4 - CAMEXT[13:4] -> CAM[9:0]
+ * ISP_LANE_SHIFT_6 - CAMEXT[13:6] -> CAM[7:0]
+ * @clk_pol: Pixel clock polarity
+ * 0 - Non Inverted, 1 - Inverted
+ * @hs_pol: Horizontal synchronization polarity
+ * 0 - Active high, 1 - Active low
+ * @vs_pol: Vertical synchronization polarity
+ * 0 - Active high, 1 - Active low
+ * @bridge: CCDC Bridge input control
+ * ISP_BRIDGE_DISABLE - Disable
+ * ISP_BRIDGE_LITTLE_ENDIAN - Little endian
+ * ISP_BRIDGE_BIG_ENDIAN - Big endian
+ */
+struct isp_parallel_platform_data {
+ unsigned int data_lane_shift:2;
+ unsigned int clk_pol:1;
+ unsigned int hs_pol:1;
+ unsigned int vs_pol:1;
+ unsigned int bridge:2;
+};
+
+enum {
+ ISP_CCP2_PHY_DATA_CLOCK = 0,
+ ISP_CCP2_PHY_DATA_STROBE = 1,
+};
+
+enum {
+ ISP_CCP2_MODE_MIPI = 0,
+ ISP_CCP2_MODE_CCP2 = 1,
+};
+
+/**
+ * struct isp_ccp2_platform_data - CCP2 interface platform data
+ * @strobe_clk_pol: Strobe/clock polarity
+ * 0 - Non Inverted, 1 - Inverted
+ * @crc: Enable the cyclic redundancy check
+ * @ccp2_mode: Enable CCP2 compatibility mode
+ * ISP_CCP2_MODE_MIPI - MIPI-CSI1 mode
+ * ISP_CCP2_MODE_CCP2 - CCP2 mode
+ * @phy_layer: Physical layer selection
+ * ISP_CCP2_PHY_DATA_CLOCK - Data/clock physical layer
+ * ISP_CCP2_PHY_DATA_STROBE - Data/strobe physical layer
+ * @vpclk_div: Video port output clock control
+ */
+struct isp_ccp2_platform_data {
+ unsigned int strobe_clk_pol:1;
+ unsigned int crc:1;
+ unsigned int ccp2_mode:1;
+ unsigned int phy_layer:1;
+ unsigned int vpclk_div:2;
+};
+
+/**
+ * struct isp_csi2_platform_data - CSI2 interface platform data
+ * @crc: Enable the cyclic redundancy check
+ * @vpclk_div: Video port output clock control
+ */
+struct isp_csi2_platform_data {
+ unsigned crc:1;
+ unsigned vpclk_div:2;
+};
+
+struct isp_subdev_i2c_board_info {
+ struct i2c_board_info *board_info;
+ int i2c_adapter_id;
+};
+
+struct isp_v4l2_subdevs_group {
+ struct isp_subdev_i2c_board_info *subdevs;
+ enum isp_interface_type interface;
+ union {
+ struct isp_parallel_platform_data parallel;
+ struct isp_ccp2_platform_data ccp2;
+ struct isp_csi2_platform_data csi2;
+ } bus; /* gcc < 4.6.0 chokes on anonymous union initializers */
+};
+
+struct isp_platform_data {
+ struct isp_v4l2_subdevs_group *subdevs;
+ void (*set_constraints)(struct isp_device *isp, bool enable);
+};
+
+#endif /* __MEDIA_OMAP3ISP_H__ */
diff --git a/include/media/rc-core.h b/include/media/rc-core.h
index b1f19b77ecd4..b0c494a69079 100644
--- a/include/media/rc-core.h
+++ b/include/media/rc-core.h
@@ -23,8 +23,11 @@
#include <media/rc-map.h>
extern int rc_core_debug;
-#define IR_dprintk(level, fmt, arg...) if (rc_core_debug >= level) \
- printk(KERN_DEBUG "%s: " fmt , __func__, ## arg)
+#define IR_dprintk(level, fmt, ...) \
+do { \
+ if (rc_core_debug >= level) \
+ pr_debug("%s: " fmt, __func__, ##__VA_ARGS__); \
+} while (0)
enum rc_driver_type {
RC_DRIVER_SCANCODE = 0, /* Driver or hardware generates a scancode */
diff --git a/include/media/rc-map.h b/include/media/rc-map.h
index 17c9759ae77b..26a3bd0fe57c 100644
--- a/include/media/rc-map.h
+++ b/include/media/rc-map.h
@@ -61,6 +61,7 @@ void rc_map_init(void);
#define RC_MAP_APAC_VIEWCOMP "rc-apac-viewcomp"
#define RC_MAP_ASUS_PC39 "rc-asus-pc39"
#define RC_MAP_ATI_TV_WONDER_HD_600 "rc-ati-tv-wonder-hd-600"
+#define RC_MAP_ATI_X10 "rc-ati-x10"
#define RC_MAP_AVERMEDIA_A16D "rc-avermedia-a16d"
#define RC_MAP_AVERMEDIA_CARDBUS "rc-avermedia-cardbus"
#define RC_MAP_AVERMEDIA_DVBT "rc-avermedia-dvbt"
@@ -106,6 +107,7 @@ void rc_map_init(void);
#define RC_MAP_LIRC "rc-lirc"
#define RC_MAP_LME2510 "rc-lme2510"
#define RC_MAP_MANLI "rc-manli"
+#define RC_MAP_MEDION_X10 "rc-medion-x10"
#define RC_MAP_MSI_DIGIVOX_II "rc-msi-digivox-ii"
#define RC_MAP_MSI_DIGIVOX_III "rc-msi-digivox-iii"
#define RC_MAP_MSI_TVANYWHERE_PLUS "rc-msi-tvanywhere-plus"
@@ -130,6 +132,7 @@ void rc_map_init(void);
#define RC_MAP_RC5_TV "rc-rc5-tv"
#define RC_MAP_RC6_MCE "rc-rc6-mce"
#define RC_MAP_REAL_AUDIO_220_32_KEYS "rc-real-audio-220-32-keys"
+#define RC_MAP_SNAPSTREAM_FIREFLY "rc-snapstream-firefly"
#define RC_MAP_STREAMZAP "rc-streamzap"
#define RC_MAP_TBS_NEC "rc-tbs-nec"
#define RC_MAP_TECHNISAT_USB2 "rc-technisat-usb2"
diff --git a/include/media/s5p_fimc.h b/include/media/s5p_fimc.h
index 9fdff8a4ed26..688fb3f1dc35 100644
--- a/include/media/s5p_fimc.h
+++ b/include/media/s5p_fimc.h
@@ -19,11 +19,6 @@ enum cam_bus_type {
FIMC_LCD_WB, /* FIFO link from LCD mixer */
};
-#define FIMC_CLK_INV_PCLK (1 << 0)
-#define FIMC_CLK_INV_VSYNC (1 << 1)
-#define FIMC_CLK_INV_HREF (1 << 2)
-#define FIMC_CLK_INV_HSYNC (1 << 3)
-
struct i2c_board_info;
/**
@@ -36,7 +31,8 @@ struct i2c_board_info;
* @csi_data_align: MIPI-CSI interface data alignment in bits
* @i2c_bus_num: i2c control bus id the sensor is attached to
* @mux_id: FIMC camera interface multiplexer index (separate for MIPI and ITU)
- * @flags: flags defining bus signals polarity inversion (High by default)
+ * @clk_id: index of the SoC peripheral clock for sensors
+ * @flags: the parallel bus flags defining signals polarity (V4L2_MBUS_*)
*/
struct s5p_fimc_isp_info {
struct i2c_board_info *board_info;
@@ -46,6 +42,7 @@ struct s5p_fimc_isp_info {
u16 i2c_bus_num;
u16 mux_id;
u16 flags;
+ u8 clk_id;
};
/**
@@ -58,4 +55,13 @@ struct s5p_platform_fimc {
struct s5p_fimc_isp_info *isp_info;
int num_clients;
};
+
+/*
+ * v4l2_device notification id. This is only for internal use in the kernel.
+ * Sensor subdevs should issue S5P_FIMC_TX_END_NOTIFY notification in single
+ * frame capture mode when there is only one VSYNC pulse issued by the sensor
+ * at begining of the frame transmission.
+ */
+#define S5P_FIMC_TX_END_NOTIFY _IO('e', 0)
+
#endif /* S5P_FIMC_H_ */
diff --git a/include/media/saa7146.h b/include/media/saa7146.h
index 79827143d5ac..5017500eda1b 100644
--- a/include/media/saa7146.h
+++ b/include/media/saa7146.h
@@ -25,24 +25,32 @@
extern unsigned int saa7146_debug;
-//#define DEBUG_PROLOG printk("(0x%08x)(0x%08x) %s: %s(): ",(dev==0?-1:(dev->mem==0?-1:saa7146_read(dev,RPS_ADDR0))),(dev==0?-1:(dev->mem==0?-1:saa7146_read(dev,IER))),KBUILD_MODNAME,__func__)
-
#ifndef DEBUG_VARIABLE
#define DEBUG_VARIABLE saa7146_debug
#endif
-#define DEBUG_PROLOG printk("%s: %s(): ",KBUILD_MODNAME, __func__)
-#define INFO(x) { printk("%s: ",KBUILD_MODNAME); printk x; }
-
-#define ERR(x) { DEBUG_PROLOG; printk x; }
-
-#define DEB_S(x) if (0!=(DEBUG_VARIABLE&0x01)) { DEBUG_PROLOG; printk x; } /* simple debug messages */
-#define DEB_D(x) if (0!=(DEBUG_VARIABLE&0x02)) { DEBUG_PROLOG; printk x; } /* more detailed debug messages */
-#define DEB_EE(x) if (0!=(DEBUG_VARIABLE&0x04)) { DEBUG_PROLOG; printk x; } /* print enter and exit of functions */
-#define DEB_I2C(x) if (0!=(DEBUG_VARIABLE&0x08)) { DEBUG_PROLOG; printk x; } /* i2c debug messages */
-#define DEB_VBI(x) if (0!=(DEBUG_VARIABLE&0x10)) { DEBUG_PROLOG; printk x; } /* vbi debug messages */
-#define DEB_INT(x) if (0!=(DEBUG_VARIABLE&0x20)) { DEBUG_PROLOG; printk x; } /* interrupt debug messages */
-#define DEB_CAP(x) if (0!=(DEBUG_VARIABLE&0x40)) { DEBUG_PROLOG; printk x; } /* capture debug messages */
+#define ERR(fmt, ...) pr_err("%s: " fmt, __func__, ##__VA_ARGS__)
+
+#define _DBG(mask, fmt, ...) \
+do { \
+ if (DEBUG_VARIABLE & mask) \
+ pr_debug("%s(): " fmt, __func__, ##__VA_ARGS__); \
+} while (0)
+
+/* simple debug messages */
+#define DEB_S(fmt, ...) _DBG(0x01, fmt, ##__VA_ARGS__)
+/* more detailed debug messages */
+#define DEB_D(fmt, ...) _DBG(0x02, fmt, ##__VA_ARGS__)
+/* print enter and exit of functions */
+#define DEB_EE(fmt, ...) _DBG(0x04, fmt, ##__VA_ARGS__)
+/* i2c debug messages */
+#define DEB_I2C(fmt, ...) _DBG(0x08, fmt, ##__VA_ARGS__)
+/* vbi debug messages */
+#define DEB_VBI(fmt, ...) _DBG(0x10, fmt, ##__VA_ARGS__)
+/* interrupt debug messages */
+#define DEB_INT(fmt, ...) _DBG(0x20, fmt, ##__VA_ARGS__)
+/* capture debug messages */
+#define DEB_CAP(fmt, ...) _DBG(0x40, fmt, ##__VA_ARGS__)
#define SAA7146_ISR_CLEAR(x,y) \
saa7146_write(x, ISR, (y));
diff --git a/include/media/v4l2-chip-ident.h b/include/media/v4l2-chip-ident.h
index 63fd9d3db296..810a20928a21 100644
--- a/include/media/v4l2-chip-ident.h
+++ b/include/media/v4l2-chip-ident.h
@@ -212,9 +212,6 @@ enum {
/* module sn9c20x: just ident 10000 */
V4L2_IDENT_SN9C20X = 10000,
- /* Siliconfile sensors: reserved range 10100 - 10199 */
- V4L2_IDENT_NOON010PC30 = 10100,
-
/* module cx231xx and cx25840 */
V4L2_IDENT_CX2310X_AV = 23099, /* Integrated A/V decoder; not in '100 */
V4L2_IDENT_CX23100 = 23100,
diff --git a/include/media/v4l2-ctrls.h b/include/media/v4l2-ctrls.h
index 13fe4d744aba..eeb3df637144 100644
--- a/include/media/v4l2-ctrls.h
+++ b/include/media/v4l2-ctrls.h
@@ -65,14 +65,12 @@ struct v4l2_ctrl_ops {
* @is_private: If set, then this control is private to its handler and it
* will not be added to any other handlers. Drivers can set
* this flag.
- * @is_volatile: If set, then this control is volatile. This means that the
- * control's current value cannot be cached and needs to be
- * retrieved through the g_volatile_ctrl op. Drivers can set
- * this flag.
* @is_auto: If set, then this control selects whether the other cluster
* members are in 'automatic' mode or 'manual' mode. This is
* used for autogain/gain type clusters. Drivers should never
* set this flag directly.
+ * @has_volatiles: If set, then one or more members of the cluster are volatile.
+ * Drivers should never touch this flag.
* @manual_mode_value: If the is_auto flag is set, then this is the value
* of the auto control that determines if that control is in
* manual mode. So if the value of the auto control equals this
@@ -118,8 +116,8 @@ struct v4l2_ctrl {
unsigned int is_new:1;
unsigned int is_private:1;
- unsigned int is_volatile:1;
unsigned int is_auto:1;
+ unsigned int has_volatiles:1;
unsigned int manual_mode_value:8;
const struct v4l2_ctrl_ops *ops;
@@ -208,9 +206,6 @@ struct v4l2_ctrl_handler {
* must be NULL.
* @is_private: If set, then this control is private to its handler and it
* will not be added to any other handlers.
- * @is_volatile: If set, then this control is volatile. This means that the
- * control's current value cannot be cached and needs to be
- * retrieved through the g_volatile_ctrl op.
*/
struct v4l2_ctrl_config {
const struct v4l2_ctrl_ops *ops;
@@ -225,7 +220,6 @@ struct v4l2_ctrl_config {
u32 menu_skip_mask;
const char * const *qmenu;
unsigned int is_private:1;
- unsigned int is_volatile:1;
};
/** v4l2_ctrl_fill() - Fill in the control fields based on the control ID.
@@ -389,8 +383,7 @@ void v4l2_ctrl_cluster(unsigned ncontrols, struct v4l2_ctrl **controls);
* @manual_val: The value for the first control in the cluster that equals the
* manual setting.
* @set_volatile: If true, then all controls except the first auto control will
- * have is_volatile set to true. If false, then is_volatile will not
- * be touched.
+ * be volatile.
*
* Use for control groups where one control selects some automatic feature and
* the other controls are only active whenever the automatic feature is turned
diff --git a/include/media/v4l2-mediabus.h b/include/media/v4l2-mediabus.h
index 6114007c8c74..83ae07e53350 100644
--- a/include/media/v4l2-mediabus.h
+++ b/include/media/v4l2-mediabus.h
@@ -22,8 +22,12 @@
*/
#define V4L2_MBUS_MASTER (1 << 0)
#define V4L2_MBUS_SLAVE (1 << 1)
-/* Which signal polarities it supports */
-/* Note: in BT.656 mode HSYNC and VSYNC are unused */
+/*
+ * Signal polarity flags
+ * Note: in BT.656 mode HSYNC, FIELD, and VSYNC are unused
+ * V4L2_MBUS_[HV]SYNC* flags should be also used for specifying
+ * configuration of hardware that uses [HV]REF signals
+ */
#define V4L2_MBUS_HSYNC_ACTIVE_HIGH (1 << 2)
#define V4L2_MBUS_HSYNC_ACTIVE_LOW (1 << 3)
#define V4L2_MBUS_VSYNC_ACTIVE_HIGH (1 << 4)
@@ -32,6 +36,10 @@
#define V4L2_MBUS_PCLK_SAMPLE_FALLING (1 << 7)
#define V4L2_MBUS_DATA_ACTIVE_HIGH (1 << 8)
#define V4L2_MBUS_DATA_ACTIVE_LOW (1 << 9)
+/* FIELD = 0/1 - Field1 (odd)/Field2 (even) */
+#define V4L2_MBUS_FIELD_EVEN_HIGH (1 << 10)
+/* FIELD = 1/0 - Field1 (odd)/Field2 (even) */
+#define V4L2_MBUS_FIELD_EVEN_LOW (1 << 11)
/* Serial flags */
/* How many lanes the client can use */
diff --git a/include/media/videobuf2-core.h b/include/media/videobuf2-core.h
index f87472acbc51..ea55c08eddfb 100644
--- a/include/media/videobuf2-core.h
+++ b/include/media/videobuf2-core.h
@@ -75,7 +75,6 @@ struct vb2_mem_ops {
struct vb2_plane {
void *mem_priv;
- int mapped:1;
};
/**
@@ -147,7 +146,6 @@ struct vb2_queue;
* @done_entry: entry on the list that stores all buffers ready to
* be dequeued to userspace
* @planes: private per-plane information; do not change
- * @num_planes_mapped: number of mapped planes; do not change
*/
struct vb2_buffer {
struct v4l2_buffer v4l2_buf;
@@ -164,7 +162,6 @@ struct vb2_buffer {
struct list_head done_entry;
struct vb2_plane planes[VIDEO_MAX_PLANES];
- unsigned int num_planes_mapped;
};
/**
@@ -199,19 +196,28 @@ struct vb2_buffer {
* before userspace accesses the buffer; optional
* @buf_cleanup: called once before the buffer is freed; drivers may
* perform any additional cleanup; optional
- * @start_streaming: called once before entering 'streaming' state; enables
- * driver to receive buffers over buf_queue() callback
+ * @start_streaming: called once to enter 'streaming' state; the driver may
+ * receive buffers with @buf_queue callback before
+ * @start_streaming is called; the driver gets the number
+ * of already queued buffers in count parameter; driver
+ * can return an error if hardware fails or not enough
+ * buffers has been queued, in such case all buffers that
+ * have been already given by the @buf_queue callback are
+ * invalidated.
* @stop_streaming: called when 'streaming' state must be disabled; driver
* should stop any DMA transactions or wait until they
* finish and give back all buffers it got from buf_queue()
* callback; may use vb2_wait_for_all_buffers() function
* @buf_queue: passes buffer vb to the driver; driver may start
* hardware operation on this buffer; driver should give
- * the buffer back by calling vb2_buffer_done() function
+ * the buffer back by calling vb2_buffer_done() function;
+ * it is allways called after calling STREAMON ioctl;
+ * might be called before start_streaming callback if user
+ * pre-queued buffers before calling STREAMON
*/
struct vb2_ops {
int (*queue_setup)(struct vb2_queue *q, unsigned int *num_buffers,
- unsigned int *num_planes, unsigned long sizes[],
+ unsigned int *num_planes, unsigned int sizes[],
void *alloc_ctxs[]);
void (*wait_prepare)(struct vb2_queue *q);
@@ -222,7 +228,7 @@ struct vb2_ops {
int (*buf_finish)(struct vb2_buffer *vb);
void (*buf_cleanup)(struct vb2_buffer *vb);
- int (*start_streaming)(struct vb2_queue *q);
+ int (*start_streaming)(struct vb2_queue *q, unsigned int count);
int (*stop_streaming)(struct vb2_queue *q);
void (*buf_queue)(struct vb2_buffer *vb);
@@ -276,6 +282,7 @@ struct vb2_queue {
wait_queue_head_t done_wq;
void *alloc_ctx[VIDEO_MAX_PLANES];
+ unsigned int plane_sizes[VIDEO_MAX_PLANES];
unsigned int streaming:1;
diff --git a/include/media/videobuf2-dma-contig.h b/include/media/videobuf2-dma-contig.h
index 7e6c68b23773..19ae1e350567 100644
--- a/include/media/videobuf2-dma-contig.h
+++ b/include/media/videobuf2-dma-contig.h
@@ -17,11 +17,11 @@
#include <linux/dma-mapping.h>
static inline dma_addr_t
-vb2_dma_contig_plane_paddr(struct vb2_buffer *vb, unsigned int plane_no)
+vb2_dma_contig_plane_dma_addr(struct vb2_buffer *vb, unsigned int plane_no)
{
- dma_addr_t *paddr = vb2_plane_cookie(vb, plane_no);
+ dma_addr_t *addr = vb2_plane_cookie(vb, plane_no);
- return *paddr;
+ return *addr;
}
void *vb2_dma_contig_init_ctx(struct device *dev);