diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-10-31 23:42:54 +0100 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-10-31 23:42:54 +0100 |
commit | 1eb63378354ac37b7e27d256bbf84684751bac32 (patch) | |
tree | 0775591a2dced778d1ba0bd8a946831e424d02d7 /include/media | |
parent | Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net (diff) | |
parent | [media] pctv452e: Remove bogus code (diff) | |
download | linux-1eb63378354ac37b7e27d256bbf84684751bac32.tar.xz linux-1eb63378354ac37b7e27d256bbf84684751bac32.zip |
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.h | 4 | ||||
-rw-r--r-- | include/media/mt9p031.h | 19 | ||||
-rw-r--r-- | include/media/mt9t001.h | 8 | ||||
-rw-r--r-- | include/media/omap3isp.h | 140 | ||||
-rw-r--r-- | include/media/rc-core.h | 7 | ||||
-rw-r--r-- | include/media/rc-map.h | 3 | ||||
-rw-r--r-- | include/media/s5p_fimc.h | 18 | ||||
-rw-r--r-- | include/media/saa7146.h | 36 | ||||
-rw-r--r-- | include/media/v4l2-chip-ident.h | 3 | ||||
-rw-r--r-- | include/media/v4l2-ctrls.h | 15 | ||||
-rw-r--r-- | include/media/v4l2-mediabus.h | 12 | ||||
-rw-r--r-- | include/media/videobuf2-core.h | 23 | ||||
-rw-r--r-- | include/media/videobuf2-dma-contig.h | 6 |
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); |