diff options
Diffstat (limited to 'include/video')
| -rw-r--r-- | include/video/imx-ipu-image-convert.h | 207 | ||||
| -rw-r--r-- | include/video/imx-ipu-v3.h | 76 |
2 files changed, 276 insertions, 7 deletions
diff --git a/include/video/imx-ipu-image-convert.h b/include/video/imx-ipu-image-convert.h new file mode 100644 index 000000000000..7b87efc6d77a --- /dev/null +++ b/include/video/imx-ipu-image-convert.h @@ -0,0 +1,207 @@ +/* + * Copyright (C) 2012-2016 Mentor Graphics Inc. + * + * i.MX Queued image conversion support, with tiling and rotation. + * + * 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. + * + * 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. + */ +#ifndef __IMX_IPU_IMAGE_CONVERT_H__ +#define __IMX_IPU_IMAGE_CONVERT_H__ + +#include <video/imx-ipu-v3.h> + +struct ipu_image_convert_ctx; + +/** + * struct ipu_image_convert_run - image conversion run request struct + * + * @ctx: the conversion context + * @in_phys: dma addr of input image buffer for this run + * @out_phys: dma addr of output image buffer for this run + * @status: completion status of this run + */ +struct ipu_image_convert_run { + struct ipu_image_convert_ctx *ctx; + + dma_addr_t in_phys; + dma_addr_t out_phys; + + int status; + + /* internal to image converter, callers don't touch */ + struct list_head list; +}; + +/** + * ipu_image_convert_cb_t - conversion callback function prototype + * + * @run: the completed conversion run pointer + * @ctx: a private context pointer for the callback + */ +typedef void (*ipu_image_convert_cb_t)(struct ipu_image_convert_run *run, + void *ctx); + +/** + * ipu_image_convert_enum_format() - enumerate the image converter's + * supported input and output pixel formats. + * + * @index: pixel format index + * @fourcc: v4l2 fourcc for this index + * + * Returns 0 with a valid index and fills in v4l2 fourcc, -EINVAL otherwise. + * + * In V4L2, drivers can call ipu_image_enum_format() in .enum_fmt. + */ +int ipu_image_convert_enum_format(int index, u32 *fourcc); + +/** + * ipu_image_convert_adjust() - adjust input/output images to IPU restrictions. + * + * @in: input image format, adjusted on return + * @out: output image format, adjusted on return + * @rot_mode: rotation mode + * + * In V4L2, drivers can call ipu_image_convert_adjust() in .try_fmt. + */ +void ipu_image_convert_adjust(struct ipu_image *in, struct ipu_image *out, + enum ipu_rotate_mode rot_mode); + +/** + * ipu_image_convert_verify() - verify that input/output image formats + * and rotation mode meet IPU restrictions. + * + * @in: input image format + * @out: output image format + * @rot_mode: rotation mode + * + * Returns 0 if the formats and rotation mode meet IPU restrictions, + * -EINVAL otherwise. + */ +int ipu_image_convert_verify(struct ipu_image *in, struct ipu_image *out, + enum ipu_rotate_mode rot_mode); + +/** + * ipu_image_convert_prepare() - prepare a conversion context. + * + * @ipu: the IPU handle to use for the conversions + * @ic_task: the IC task to use for the conversions + * @in: input image format + * @out: output image format + * @rot_mode: rotation mode + * @complete: run completion callback + * @complete_context: a context pointer for the completion callback + * + * Returns an opaque conversion context pointer on success, error pointer + * on failure. The input/output formats and rotation mode must already meet + * IPU retrictions. + * + * In V4L2, drivers should call ipu_image_convert_prepare() at streamon. + */ +struct ipu_image_convert_ctx * +ipu_image_convert_prepare(struct ipu_soc *ipu, enum ipu_ic_task ic_task, + struct ipu_image *in, struct ipu_image *out, + enum ipu_rotate_mode rot_mode, + ipu_image_convert_cb_t complete, + void *complete_context); + +/** + * ipu_image_convert_unprepare() - unprepare a conversion context. + * + * @ctx: the conversion context pointer to unprepare + * + * Aborts any active or pending conversions for this context and + * frees the context. Any currently active or pending runs belonging + * to this context are returned via the completion callback with an + * error run status. + * + * In V4L2, drivers should call ipu_image_convert_unprepare() at + * streamoff. + */ +void ipu_image_convert_unprepare(struct ipu_image_convert_ctx *ctx); + +/** + * ipu_image_convert_queue() - queue a conversion run + * + * @run: the run request pointer + * + * ipu_image_convert_run must be dynamically allocated (_not_ as a local + * var) by callers and filled in with a previously prepared conversion + * context handle and the dma addr's of the input and output image buffers + * for this conversion run. + * + * When this conversion completes, the run pointer is returned via the + * completion callback. The caller is responsible for freeing the run + * object after it completes. + * + * In V4L2, drivers should call ipu_image_convert_queue() while + * streaming to queue the conversion of a received input buffer. + * For example mem2mem devices this would be called in .device_run. + */ +int ipu_image_convert_queue(struct ipu_image_convert_run *run); + +/** + * ipu_image_convert_abort() - abort conversions + * + * @ctx: the conversion context pointer + * + * This will abort any active or pending conversions for this context. + * Any currently active or pending runs belonging to this context are + * returned via the completion callback with an error run status. + */ +void ipu_image_convert_abort(struct ipu_image_convert_ctx *ctx); + +/** + * ipu_image_convert() - asynchronous image conversion request + * + * @ipu: the IPU handle to use for the conversion + * @ic_task: the IC task to use for the conversion + * @in: input image format + * @out: output image format + * @rot_mode: rotation mode + * @complete: run completion callback + * @complete_context: a context pointer for the completion callback + * + * Request a single image conversion. Returns the run that has been queued. + * A conversion context is automatically created and is available in run->ctx. + * As with ipu_image_convert_prepare(), the input/output formats and rotation + * mode must already meet IPU retrictions. + * + * On successful return the caller can queue more run requests if needed, using + * the prepared context in run->ctx. The caller is responsible for unpreparing + * the context when no more conversion requests are needed. + */ +struct ipu_image_convert_run * +ipu_image_convert(struct ipu_soc *ipu, enum ipu_ic_task ic_task, + struct ipu_image *in, struct ipu_image *out, + enum ipu_rotate_mode rot_mode, + ipu_image_convert_cb_t complete, + void *complete_context); + +/** + * ipu_image_convert_sync() - synchronous single image conversion request + * + * @ipu: the IPU handle to use for the conversion + * @ic_task: the IC task to use for the conversion + * @in: input image format + * @out: output image format + * @rot_mode: rotation mode + * + * Carry out a single image conversion. Returns when the conversion + * completes. The input/output formats and rotation mode must already + * meet IPU retrictions. The created context is automatically unprepared + * and the run freed on return. + */ +int ipu_image_convert_sync(struct ipu_soc *ipu, enum ipu_ic_task ic_task, + struct ipu_image *in, struct ipu_image *out, + enum ipu_rotate_mode rot_mode); + + +#endif /* __IMX_IPU_IMAGE_CONVERT_H__ */ diff --git a/include/video/imx-ipu-v3.h b/include/video/imx-ipu-v3.h index 7adeaae06961..173073eb6aaf 100644 --- a/include/video/imx-ipu-v3.h +++ b/include/video/imx-ipu-v3.h @@ -63,23 +63,41 @@ enum ipu_csi_dest { /* * Enumeration of IPU rotation modes */ +#define IPU_ROT_BIT_VFLIP (1 << 0) +#define IPU_ROT_BIT_HFLIP (1 << 1) +#define IPU_ROT_BIT_90 (1 << 2) + enum ipu_rotate_mode { IPU_ROTATE_NONE = 0, - IPU_ROTATE_VERT_FLIP, - IPU_ROTATE_HORIZ_FLIP, - IPU_ROTATE_180, - IPU_ROTATE_90_RIGHT, - IPU_ROTATE_90_RIGHT_VFLIP, - IPU_ROTATE_90_RIGHT_HFLIP, - IPU_ROTATE_90_LEFT, + IPU_ROTATE_VERT_FLIP = IPU_ROT_BIT_VFLIP, + IPU_ROTATE_HORIZ_FLIP = IPU_ROT_BIT_HFLIP, + IPU_ROTATE_180 = (IPU_ROT_BIT_VFLIP | IPU_ROT_BIT_HFLIP), + IPU_ROTATE_90_RIGHT = IPU_ROT_BIT_90, + IPU_ROTATE_90_RIGHT_VFLIP = (IPU_ROT_BIT_90 | IPU_ROT_BIT_VFLIP), + IPU_ROTATE_90_RIGHT_HFLIP = (IPU_ROT_BIT_90 | IPU_ROT_BIT_HFLIP), + IPU_ROTATE_90_LEFT = (IPU_ROT_BIT_90 | + IPU_ROT_BIT_VFLIP | IPU_ROT_BIT_HFLIP), }; +/* 90-degree rotations require the IRT unit */ +#define ipu_rot_mode_is_irt(m) (((m) & IPU_ROT_BIT_90) != 0) + enum ipu_color_space { IPUV3_COLORSPACE_RGB, IPUV3_COLORSPACE_YUV, IPUV3_COLORSPACE_UNKNOWN, }; +/* + * Enumeration of VDI MOTION select + */ +enum ipu_motion_sel { + MOTION_NONE = 0, + LOW_MOTION, + MED_MOTION, + HIGH_MOTION, +}; + struct ipuv3_channel; enum ipu_channel_irq { @@ -97,20 +115,42 @@ enum ipu_channel_irq { #define IPUV3_CHANNEL_CSI2 2 #define IPUV3_CHANNEL_CSI3 3 #define IPUV3_CHANNEL_VDI_MEM_IC_VF 5 +/* + * NOTE: channels 6,7 are unused in the IPU and are not IDMAC channels, + * but the direct CSI->VDI linking is handled the same way as IDMAC + * channel linking in the FSU via the IPU_FS_PROC_FLOW registers, so + * these channel names are used to support the direct CSI->VDI link. + */ +#define IPUV3_CHANNEL_CSI_DIRECT 6 +#define IPUV3_CHANNEL_CSI_VDI_PREV 7 +#define IPUV3_CHANNEL_MEM_VDI_PREV 8 +#define IPUV3_CHANNEL_MEM_VDI_CUR 9 +#define IPUV3_CHANNEL_MEM_VDI_NEXT 10 #define IPUV3_CHANNEL_MEM_IC_PP 11 #define IPUV3_CHANNEL_MEM_IC_PRP_VF 12 +#define IPUV3_CHANNEL_VDI_MEM_RECENT 13 #define IPUV3_CHANNEL_G_MEM_IC_PRP_VF 14 #define IPUV3_CHANNEL_G_MEM_IC_PP 15 +#define IPUV3_CHANNEL_G_MEM_IC_PRP_VF_ALPHA 17 +#define IPUV3_CHANNEL_G_MEM_IC_PP_ALPHA 18 +#define IPUV3_CHANNEL_MEM_VDI_PLANE1_COMB_ALPHA 19 #define IPUV3_CHANNEL_IC_PRP_ENC_MEM 20 #define IPUV3_CHANNEL_IC_PRP_VF_MEM 21 #define IPUV3_CHANNEL_IC_PP_MEM 22 #define IPUV3_CHANNEL_MEM_BG_SYNC 23 #define IPUV3_CHANNEL_MEM_BG_ASYNC 24 +#define IPUV3_CHANNEL_MEM_VDI_PLANE1_COMB 25 +#define IPUV3_CHANNEL_MEM_VDI_PLANE3_COMB 26 #define IPUV3_CHANNEL_MEM_FG_SYNC 27 #define IPUV3_CHANNEL_MEM_DC_SYNC 28 #define IPUV3_CHANNEL_MEM_FG_ASYNC 29 #define IPUV3_CHANNEL_MEM_FG_SYNC_ALPHA 31 +#define IPUV3_CHANNEL_MEM_FG_ASYNC_ALPHA 33 +#define IPUV3_CHANNEL_DC_MEM_READ 40 #define IPUV3_CHANNEL_MEM_DC_ASYNC 41 +#define IPUV3_CHANNEL_MEM_DC_COMMAND 42 +#define IPUV3_CHANNEL_MEM_DC_COMMAND2 43 +#define IPUV3_CHANNEL_MEM_DC_OUTPUT_MASK 44 #define IPUV3_CHANNEL_MEM_ROT_ENC 45 #define IPUV3_CHANNEL_MEM_ROT_VF 46 #define IPUV3_CHANNEL_MEM_ROT_PP 47 @@ -118,6 +158,8 @@ enum ipu_channel_irq { #define IPUV3_CHANNEL_ROT_VF_MEM 49 #define IPUV3_CHANNEL_ROT_PP_MEM 50 #define IPUV3_CHANNEL_MEM_BG_SYNC_ALPHA 51 +#define IPUV3_CHANNEL_MEM_BG_ASYNC_ALPHA 52 +#define IPUV3_NUM_CHANNELS 64 int ipu_map_irq(struct ipu_soc *ipu, int irq); int ipu_idmac_channel_irq(struct ipu_soc *ipu, struct ipuv3_channel *channel, @@ -138,6 +180,7 @@ int ipu_idmac_channel_irq(struct ipu_soc *ipu, struct ipuv3_channel *channel, /* * IPU Common functions */ +int ipu_get_num(struct ipu_soc *ipu); void ipu_set_csi_src_mux(struct ipu_soc *ipu, int csi_id, bool mipi_csi2); void ipu_set_ic_src_mux(struct ipu_soc *ipu, int csi_id, bool vdi); void ipu_dump(struct ipu_soc *ipu); @@ -160,6 +203,10 @@ int ipu_idmac_get_current_buffer(struct ipuv3_channel *channel); bool ipu_idmac_buffer_is_ready(struct ipuv3_channel *channel, u32 buf_num); void ipu_idmac_select_buffer(struct ipuv3_channel *channel, u32 buf_num); void ipu_idmac_clear_buffer(struct ipuv3_channel *channel, u32 buf_num); +int ipu_fsu_link(struct ipu_soc *ipu, int src_ch, int sink_ch); +int ipu_fsu_unlink(struct ipu_soc *ipu, int src_ch, int sink_ch); +int ipu_idmac_link(struct ipuv3_channel *src, struct ipuv3_channel *sink); +int ipu_idmac_unlink(struct ipuv3_channel *src, struct ipuv3_channel *sink); /* * IPU Channel Parameter Memory (cpmem) functions @@ -184,8 +231,10 @@ void ipu_cpmem_set_resolution(struct ipuv3_channel *ch, int xres, int yres); void ipu_cpmem_set_stride(struct ipuv3_channel *ch, int stride); void ipu_cpmem_set_high_priority(struct ipuv3_channel *ch); void ipu_cpmem_set_buffer(struct ipuv3_channel *ch, int bufnum, dma_addr_t buf); +void ipu_cpmem_set_uv_offset(struct ipuv3_channel *ch, u32 u_off, u32 v_off); void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride); void ipu_cpmem_set_axi_id(struct ipuv3_channel *ch, u32 id); +int ipu_cpmem_get_burstsize(struct ipuv3_channel *ch); void ipu_cpmem_set_burstsize(struct ipuv3_channel *ch, int burstsize); void ipu_cpmem_set_block_mode(struct ipuv3_channel *ch); void ipu_cpmem_set_rotation(struct ipuv3_channel *ch, @@ -317,6 +366,19 @@ void ipu_ic_put(struct ipu_ic *ic); void ipu_ic_dump(struct ipu_ic *ic); /* + * IPU Video De-Interlacer (vdi) functions + */ +struct ipu_vdi; +void ipu_vdi_set_field_order(struct ipu_vdi *vdi, v4l2_std_id std, u32 field); +void ipu_vdi_set_motion(struct ipu_vdi *vdi, enum ipu_motion_sel motion_sel); +void ipu_vdi_setup(struct ipu_vdi *vdi, u32 code, int xres, int yres); +void ipu_vdi_unsetup(struct ipu_vdi *vdi); +int ipu_vdi_enable(struct ipu_vdi *vdi); +int ipu_vdi_disable(struct ipu_vdi *vdi); +struct ipu_vdi *ipu_vdi_get(struct ipu_soc *ipu); +void ipu_vdi_put(struct ipu_vdi *vdi); + +/* * IPU Sensor Multiple FIFO Controller (SMFC) functions */ struct ipu_smfc *ipu_smfc_get(struct ipu_soc *ipu, unsigned int chno); |