diff options
Diffstat (limited to 'drivers/media/platform/exynos4-is/fimc-lite.h')
| -rw-r--r-- | drivers/media/platform/exynos4-is/fimc-lite.h | 35 |
1 files changed, 24 insertions, 11 deletions
diff --git a/drivers/media/platform/exynos4-is/fimc-lite.h b/drivers/media/platform/exynos4-is/fimc-lite.h index 47da5e04924..7428b2d22b5 100644 --- a/drivers/media/platform/exynos4-is/fimc-lite.h +++ b/drivers/media/platform/exynos4-is/fimc-lite.h @@ -27,8 +27,10 @@ #define FIMC_LITE_DRV_NAME "exynos-fimc-lite" #define FLITE_CLK_NAME "flite" -#define FIMC_LITE_MAX_DEVS 2 +#define FIMC_LITE_MAX_DEVS 3 #define FLITE_REQ_BUFS_MIN 2 +#define FLITE_DEFAULT_WIDTH 640 +#define FLITE_DEFAULT_HEIGHT 480 /* Bit index definitions for struct fimc_lite::state */ enum { @@ -48,17 +50,28 @@ enum { #define FLITE_SD_PAD_SOURCE_ISP 2 #define FLITE_SD_PADS_NUM 3 +/** + * struct flite_drvdata - FIMC-LITE IP variant data structure + * @max_width: maximum camera interface input width in pixels + * @max_height: maximum camera interface input height in pixels + * @out_width_align: minimum output width alignment in pixels + * @win_hor_offs_align: minimum camera interface crop window horizontal + * offset alignment in pixels + * @out_hor_offs_align: minimum output DMA compose rectangle horizontal + * offset alignment in pixels + * @max_dma_bufs: number of output DMA buffer start address registers + * @num_instances: total number of FIMC-LITE IP instances available + */ struct flite_drvdata { unsigned short max_width; unsigned short max_height; unsigned short out_width_align; unsigned short win_hor_offs_align; unsigned short out_hor_offs_align; + unsigned short max_dma_bufs; + unsigned short num_instances; }; -#define fimc_lite_get_drvdata(_pdev) \ - ((struct flite_drvdata *) platform_get_device_id(_pdev)->driver_data) - struct fimc_lite_events { unsigned int data_overflow; }; @@ -83,20 +96,22 @@ struct flite_frame { * struct flite_buffer - video buffer structure * @vb: vb2 buffer * @list: list head for the buffers queue - * @paddr: precalculated physical address + * @paddr: DMA buffer start address + * @index: DMA start address register's index */ struct flite_buffer { struct vb2_buffer vb; struct list_head list; dma_addr_t paddr; + unsigned short index; }; /** * struct fimc_lite - fimc lite structure * @pdev: pointer to FIMC-LITE platform device * @dd: SoC specific driver data structure + * @ve: exynos video device entity structure * @v4l2_dev: pointer to top the level v4l2_device - * @vfd: video device node * @fh: v4l2 file handle * @alloc_ctx: videobuf2 memory allocator context * @subdev: FIMC-LITE subdev @@ -122,16 +137,16 @@ struct flite_buffer { * @pending_buf_q: pending buffers queue head * @active_buf_q: the queue head of buffers scheduled in hardware * @vb_queue: vb2 buffers queue + * @buf_index: helps to keep track of the DMA start address register index * @active_buf_count: number of video buffers scheduled in hardware * @frame_count: the captured frames counter * @reqbufs_count: the number of buffers requested with REQBUFS ioctl - * @ref_count: driver's private reference counter */ struct fimc_lite { struct platform_device *pdev; struct flite_drvdata *dd; + struct exynos_video_entity ve; struct v4l2_device *v4l2_dev; - struct video_device vfd; struct v4l2_fh fh; struct vb2_alloc_ctx *alloc_ctx; struct v4l2_subdev subdev; @@ -141,8 +156,6 @@ struct fimc_lite { struct v4l2_ctrl_handler ctrl_handler; struct v4l2_ctrl *test_pattern; int index; - struct fimc_pipeline pipeline; - const struct fimc_pipeline_ops *pipeline_ops; struct mutex lock; spinlock_t slock; @@ -161,9 +174,9 @@ struct fimc_lite { struct list_head pending_buf_q; struct list_head active_buf_q; struct vb2_queue vb_queue; + unsigned short buf_index; unsigned int frame_count; unsigned int reqbufs_count; - int ref_count; struct fimc_lite_events events; bool streaming; |