diff options
Diffstat (limited to 'drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.h')
| -rw-r--r-- | drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.h | 169 |
1 files changed, 158 insertions, 11 deletions
diff --git a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.h b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.h index 3e4811a41ba2..b9126476be8f 100644 --- a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.h +++ b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.h @@ -9,14 +9,16 @@ #ifndef _MTK_JPEG_CORE_H #define _MTK_JPEG_CORE_H +#include <linux/clk.h> #include <linux/interrupt.h> #include <media/v4l2-ctrls.h> #include <media/v4l2-device.h> #include <media/v4l2-fh.h> +#include <media/videobuf2-v4l2.h> -#define MTK_JPEG_NAME "mtk-jpeg" +#include "mtk_jpeg_dec_hw.h" -#define MTK_JPEG_COMP_MAX 3 +#define MTK_JPEG_NAME "mtk-jpeg" #define MTK_JPEG_FMT_FLAG_OUTPUT BIT(0) #define MTK_JPEG_FMT_FLAG_CAPTURE BIT(1) @@ -74,6 +76,115 @@ struct mtk_jpeg_variant { u32 cap_q_default_fourcc; }; +struct mtk_jpeg_src_buf { + u32 frame_num; + struct vb2_v4l2_buffer b; + struct list_head list; + u32 bs_size; + struct mtk_jpeg_dec_param dec_param; + + struct mtk_jpeg_ctx *curr_ctx; +}; + +enum mtk_jpeg_hw_state { + MTK_JPEG_HW_IDLE = 0, + MTK_JPEG_HW_BUSY = 1, +}; + +struct mtk_jpeg_hw_param { + struct vb2_v4l2_buffer *src_buffer; + struct vb2_v4l2_buffer *dst_buffer; + struct mtk_jpeg_ctx *curr_ctx; +}; + +enum mtk_jpegenc_hw_id { + MTK_JPEGENC_HW0, + MTK_JPEGENC_HW1, + MTK_JPEGENC_HW_MAX, +}; + +enum mtk_jpegdec_hw_id { + MTK_JPEGDEC_HW0, + MTK_JPEGDEC_HW1, + MTK_JPEGDEC_HW2, + MTK_JPEGDEC_HW_MAX, +}; + +/** + * struct mtk_jpegenc_clk - Structure used to store vcodec clock information + * @clks: JPEG encode clock + * @clk_num: JPEG encode clock numbers + */ +struct mtk_jpegenc_clk { + struct clk_bulk_data *clks; + int clk_num; +}; + +/** + * struct mtk_jpegdec_clk - Structure used to store vcodec clock information + * @clks: JPEG decode clock + * @clk_num: JPEG decode clock numbers + */ +struct mtk_jpegdec_clk { + struct clk_bulk_data *clks; + int clk_num; +}; + +/** + * struct mtk_jpegenc_comp_dev - JPEG COREX abstraction + * @dev: JPEG device + * @plat_dev: platform device data + * @reg_base: JPEG registers mapping + * @master_dev: mtk_jpeg_dev device + * @venc_clk: jpeg encode clock + * @jpegenc_irq: jpeg encode irq num + * @job_timeout_work: encode timeout workqueue + * @hw_param: jpeg encode hw parameters + * @hw_rdy: record hw ready + * @hw_state: record hw state + * @hw_lock: spinlock protecting the hw device resource + */ +struct mtk_jpegenc_comp_dev { + struct device *dev; + struct platform_device *plat_dev; + void __iomem *reg_base; + struct mtk_jpeg_dev *master_dev; + struct mtk_jpegenc_clk venc_clk; + int jpegenc_irq; + struct delayed_work job_timeout_work; + struct mtk_jpeg_hw_param hw_param; + enum mtk_jpeg_hw_state hw_state; + /* spinlock protecting the hw device resource */ + spinlock_t hw_lock; +}; + +/** + * struct mtk_jpegdec_comp_dev - JPEG COREX abstraction + * @dev: JPEG device + * @plat_dev: platform device data + * @reg_base: JPEG registers mapping + * @master_dev: mtk_jpeg_dev device + * @jdec_clk: mtk_jpegdec_clk + * @jpegdec_irq: jpeg decode irq num + * @job_timeout_work: decode timeout workqueue + * @hw_param: jpeg decode hw parameters + * @hw_state: record hw state + * @hw_lock: spinlock protecting hw + */ +struct mtk_jpegdec_comp_dev { + struct device *dev; + struct platform_device *plat_dev; + void __iomem *reg_base; + struct mtk_jpeg_dev *master_dev; + struct mtk_jpegdec_clk jdec_clk; + int jpegdec_irq; + struct delayed_work job_timeout_work; + struct mtk_jpeg_hw_param hw_param; + enum mtk_jpeg_hw_state hw_state; + /* spinlock protecting the hw device resource */ + spinlock_t hw_lock; +}; + /** * struct mtk_jpeg_dev - JPEG IP abstraction * @lock: the mutex protecting this structure @@ -87,6 +198,17 @@ struct mtk_jpeg_variant { * @reg_base: JPEG registers mapping * @job_timeout_work: IRQ timeout structure * @variant: driver variant to be used + * @reg_encbase: jpg encode register base addr + * @enc_hw_dev: jpg encode hardware device + * @is_jpgenc_multihw: the flag of multi-hw core + * @enc_hw_wq: jpg encode wait queue + * @enchw_rdy: jpg encode hw ready flag + * @reg_decbase: jpg decode register base addr + * @dec_hw_dev: jpg decode hardware device + * @is_jpgdec_multihw: the flag of dec multi-hw core + * @dec_hw_wq: jpg decode wait queue + * @dec_workqueue: jpg decode work queue + * @dechw_rdy: jpg decode hw ready flag */ struct mtk_jpeg_dev { struct mutex lock; @@ -100,6 +222,19 @@ struct mtk_jpeg_dev { void __iomem *reg_base; struct delayed_work job_timeout_work; const struct mtk_jpeg_variant *variant; + + void __iomem *reg_encbase[MTK_JPEGENC_HW_MAX]; + struct mtk_jpegenc_comp_dev *enc_hw_dev[MTK_JPEGENC_HW_MAX]; + bool is_jpgenc_multihw; + wait_queue_head_t enc_hw_wq; + atomic_t enchw_rdy; + + void __iomem *reg_decbase[MTK_JPEGDEC_HW_MAX]; + struct mtk_jpegdec_comp_dev *dec_hw_dev[MTK_JPEGDEC_HW_MAX]; + bool is_jpgdec_multihw; + wait_queue_head_t dec_hw_wq; + struct workqueue_struct *dec_workqueue; + atomic_t dechw_rdy; }; /** @@ -138,15 +273,20 @@ struct mtk_jpeg_q_data { /** * struct mtk_jpeg_ctx - the device context data - * @jpeg: JPEG IP device for this context - * @out_q: source (output) queue information - * @cap_q: destination (capture) queue queue information - * @fh: V4L2 file handle - * @state: state of the context - * @enable_exif: enable exif mode of jpeg encoder - * @enc_quality: jpeg encoder quality - * @restart_interval: jpeg encoder restart interval - * @ctrl_hdl: controls handler + * @jpeg: JPEG IP device for this context + * @out_q: source (output) queue information + * @cap_q: destination queue information + * @fh: V4L2 file handle + * @state: state of the context + * @enable_exif: enable exif mode of jpeg encoder + * @enc_quality: jpeg encoder quality + * @restart_interval: jpeg encoder restart interval + * @ctrl_hdl: controls handler + * @jpeg_work: jpeg encoder workqueue + * @total_frame_num: encoded frame number + * @dst_done_queue: encoded frame buffer queue + * @done_queue_lock: encoded frame operation spinlock + * @last_done_frame_num: the last encoded frame number */ struct mtk_jpeg_ctx { struct mtk_jpeg_dev *jpeg; @@ -158,6 +298,13 @@ struct mtk_jpeg_ctx { u8 enc_quality; u8 restart_interval; struct v4l2_ctrl_handler ctrl_hdl; + + struct work_struct jpeg_work; + u32 total_frame_num; + struct list_head dst_done_queue; + /* spinlock protecting the encode done buffer */ + spinlock_t done_queue_lock; + u32 last_done_frame_num; }; #endif /* _MTK_JPEG_CORE_H */ |