diff options
Diffstat (limited to 'drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h')
| -rw-r--r-- | drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h | 106 |
1 files changed, 70 insertions, 36 deletions
diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h index 999bd1427809..68e634f02e00 100644 --- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h +++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h @@ -3,6 +3,7 @@ * Copyright (c) 2016 MediaTek Inc. * Author: Ming Hsiu Tsai <minghsiu.tsai@mediatek.com> * Rick Chang <rick.chang@mediatek.com> + * Xia Jiang <xia.jiang@mediatek.com> */ #ifndef _MTK_JPEG_CORE_H @@ -15,19 +16,28 @@ #define MTK_JPEG_NAME "mtk-jpeg" -#define MTK_JPEG_FMT_FLAG_DEC_OUTPUT BIT(0) -#define MTK_JPEG_FMT_FLAG_DEC_CAPTURE BIT(1) +#define MTK_JPEG_COMP_MAX 3 -#define MTK_JPEG_FMT_TYPE_OUTPUT 1 -#define MTK_JPEG_FMT_TYPE_CAPTURE 2 +#define MTK_JPEG_FMT_FLAG_OUTPUT BIT(0) +#define MTK_JPEG_FMT_FLAG_CAPTURE BIT(1) -#define MTK_JPEG_MIN_WIDTH 32 -#define MTK_JPEG_MIN_HEIGHT 32 -#define MTK_JPEG_MAX_WIDTH 8192 -#define MTK_JPEG_MAX_HEIGHT 8192 +#define MTK_JPEG_MIN_WIDTH 32U +#define MTK_JPEG_MIN_HEIGHT 32U +#define MTK_JPEG_MAX_WIDTH 65535U +#define MTK_JPEG_MAX_HEIGHT 65535U #define MTK_JPEG_DEFAULT_SIZEIMAGE (1 * 1024 * 1024) +#define MTK_JPEG_HW_TIMEOUT_MSEC 1000 + +#define MTK_JPEG_MAX_EXIF_SIZE (64 * 1024) + +/** + * enum mtk_jpeg_ctx_state - states of the context state machine + * @MTK_JPEG_INIT: current state is initialized + * @MTK_JPEG_RUNNING: current state is running + * @MTK_JPEG_SOURCE_CHANGE: current state is source resolution change + */ enum mtk_jpeg_ctx_state { MTK_JPEG_INIT = 0, MTK_JPEG_RUNNING, @@ -35,6 +45,36 @@ enum mtk_jpeg_ctx_state { }; /** + * mtk_jpeg_variant - mtk jpeg driver variant + * @clks: clock names + * @num_clks: numbers of clock + * @format: jpeg driver's internal color format + * @num_format: number of format + * @qops: the callback of jpeg vb2_ops + * @irq_handler: jpeg irq handler callback + * @hw_reset: jpeg hardware reset callback + * @m2m_ops: the callback of jpeg v4l2_m2m_ops + * @dev_name: jpeg device name + * @ioctl_ops: the callback of jpeg v4l2_ioctl_ops + * @out_q_default_fourcc: output queue default fourcc + * @cap_q_default_fourcc: capture queue default fourcc + */ +struct mtk_jpeg_variant { + struct clk_bulk_data *clks; + int num_clks; + struct mtk_jpeg_fmt *formats; + int num_formats; + const struct vb2_ops *qops; + irqreturn_t (*irq_handler)(int irq, void *priv); + void (*hw_reset)(void __iomem *base); + const struct v4l2_m2m_ops *m2m_ops; + const char *dev_name; + const struct v4l2_ioctl_ops *ioctl_ops; + u32 out_q_default_fourcc; + u32 cap_q_default_fourcc; +}; + +/** * struct mt_jpeg - JPEG IP abstraction * @lock: the mutex protecting this structure * @hw_lock: spinlock protecting the hw device resource @@ -43,11 +83,11 @@ enum mtk_jpeg_ctx_state { * @v4l2_dev: v4l2 device for mem2mem mode * @m2m_dev: v4l2 mem2mem device data * @alloc_ctx: videobuf2 memory allocator's context - * @dec_vdev: video device node for decoder mem2mem mode - * @dec_reg_base: JPEG registers mapping - * @clk_jdec: JPEG hw working clock - * @clk_jdec_smi: JPEG SMI bus clock + * @vdev: video device node for jpeg mem2mem mode + * @reg_base: JPEG registers mapping * @larb: SMI device + * @job_timeout_work: IRQ timeout structure + * @variant: driver variant to be used */ struct mtk_jpeg_dev { struct mutex lock; @@ -57,16 +97,17 @@ struct mtk_jpeg_dev { struct v4l2_device v4l2_dev; struct v4l2_m2m_dev *m2m_dev; void *alloc_ctx; - struct video_device *dec_vdev; - void __iomem *dec_reg_base; - struct clk *clk_jdec; - struct clk *clk_jdec_smi; + struct video_device *vdev; + void __iomem *reg_base; struct device *larb; + struct delayed_work job_timeout_work; + const struct mtk_jpeg_variant *variant; }; /** * struct jpeg_fmt - driver's internal color format data * @fourcc: the fourcc code, 0 if not applicable + * @hw_format: hardware format value * @h_sample: horizontal sample count of plane in 4 * 4 pixel image * @v_sample: vertical sample count of plane in 4 * 4 pixel image * @colplanes: number of color planes (1 for packed formats) @@ -76,6 +117,7 @@ struct mtk_jpeg_dev { */ struct mtk_jpeg_fmt { u32 fourcc; + u32 hw_format; int h_sample[VIDEO_MAX_PLANES]; int v_sample[VIDEO_MAX_PLANES]; int colplanes; @@ -87,18 +129,13 @@ struct mtk_jpeg_fmt { /** * mtk_jpeg_q_data - parameters of one queue * @fmt: driver-specific format of this queue - * @w: image width - * @h: image height - * @bytesperline: distance in bytes between the leftmost pixels in two adjacent - * lines - * @sizeimage: image buffer size in bytes + * @pix_mp: multiplanar format + * @enc_crop_rect: jpeg encoder crop information */ struct mtk_jpeg_q_data { struct mtk_jpeg_fmt *fmt; - u32 w; - u32 h; - u32 bytesperline[VIDEO_MAX_PLANES]; - u32 sizeimage[VIDEO_MAX_PLANES]; + struct v4l2_pix_format_mplane pix_mp; + struct v4l2_rect enc_crop_rect; }; /** @@ -107,13 +144,11 @@ struct mtk_jpeg_q_data { * @out_q: source (output) queue information * @cap_q: destination (capture) queue queue information * @fh: V4L2 file handle - * @dec_param parameters for HW decoding * @state: state of the context - * @header_valid: set if header has been parsed and valid - * @colorspace: enum v4l2_colorspace; supplemental to pixelformat - * @ycbcr_enc: enum v4l2_ycbcr_encoding, Y'CbCr encoding - * @quantization: enum v4l2_quantization, colorspace quantization - * @xfer_func: enum v4l2_xfer_func, colorspace transfer function + * @enable_exif: enable exif mode of jpeg encoder + * @enc_quality: jpeg encoder quality + * @restart_interval: jpeg encoder restart interval + * @ctrl_hdl: controls handler */ struct mtk_jpeg_ctx { struct mtk_jpeg_dev *jpeg; @@ -121,11 +156,10 @@ struct mtk_jpeg_ctx { struct mtk_jpeg_q_data cap_q; struct v4l2_fh fh; enum mtk_jpeg_ctx_state state; - - enum v4l2_colorspace colorspace; - enum v4l2_ycbcr_encoding ycbcr_enc; - enum v4l2_quantization quantization; - enum v4l2_xfer_func xfer_func; + bool enable_exif; + u8 enc_quality; + u8 restart_interval; + struct v4l2_ctrl_handler ctrl_hdl; }; #endif /* _MTK_JPEG_CORE_H */ |