diff options
Diffstat (limited to 'drivers/media/video/s5p-mfc/s5p_mfc_opr.h')
| -rw-r--r-- | drivers/media/video/s5p-mfc/s5p_mfc_opr.h | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_opr.h b/drivers/media/video/s5p-mfc/s5p_mfc_opr.h new file mode 100644 index 00000000000..db83836e6a9 --- /dev/null +++ b/drivers/media/video/s5p-mfc/s5p_mfc_opr.h @@ -0,0 +1,91 @@ +/* + * drivers/media/video/samsung/mfc5/s5p_mfc_opr.h + * + * Header file for Samsung MFC (Multi Function Codec - FIMV) driver + * Contains declarations of hw related functions. + * + * Kamil Debski, Copyright (C) 2011 Samsung Electronics + * http://www.samsung.com/ + * + * 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. + */ + +#ifndef S5P_MFC_OPR_H_ +#define S5P_MFC_OPR_H_ + +#include "s5p_mfc_common.h" + +int s5p_mfc_init_decode(struct s5p_mfc_ctx *ctx); +int s5p_mfc_init_encode(struct s5p_mfc_ctx *mfc_ctx); + +/* Decoding functions */ +int s5p_mfc_set_dec_frame_buffer(struct s5p_mfc_ctx *ctx); +int s5p_mfc_set_dec_stream_buffer(struct s5p_mfc_ctx *ctx, int buf_addr, + unsigned int start_num_byte, + unsigned int buf_size); + +/* Encoding functions */ +void s5p_mfc_set_enc_frame_buffer(struct s5p_mfc_ctx *ctx, + unsigned long y_addr, unsigned long c_addr); +int s5p_mfc_set_enc_stream_buffer(struct s5p_mfc_ctx *ctx, + unsigned long addr, unsigned int size); +void s5p_mfc_get_enc_frame_buffer(struct s5p_mfc_ctx *ctx, + unsigned long *y_addr, unsigned long *c_addr); +int s5p_mfc_set_enc_ref_buffer(struct s5p_mfc_ctx *mfc_ctx); + +int s5p_mfc_decode_one_frame(struct s5p_mfc_ctx *ctx, + enum s5p_mfc_decode_arg last_frame); +int s5p_mfc_encode_one_frame(struct s5p_mfc_ctx *mfc_ctx); + +/* Memory allocation */ +int s5p_mfc_alloc_dec_temp_buffers(struct s5p_mfc_ctx *ctx); +void s5p_mfc_set_dec_desc_buffer(struct s5p_mfc_ctx *ctx); +void s5p_mfc_release_dec_desc_buffer(struct s5p_mfc_ctx *ctx); + +int s5p_mfc_alloc_codec_buffers(struct s5p_mfc_ctx *ctx); +void s5p_mfc_release_codec_buffers(struct s5p_mfc_ctx *ctx); + +int s5p_mfc_alloc_instance_buffer(struct s5p_mfc_ctx *ctx); +void s5p_mfc_release_instance_buffer(struct s5p_mfc_ctx *ctx); + +void s5p_mfc_try_run(struct s5p_mfc_dev *dev); +void s5p_mfc_cleanup_queue(struct list_head *lh, struct vb2_queue *vq); + +#define s5p_mfc_get_dspl_y_adr() (readl(dev->regs_base + \ + S5P_FIMV_SI_DISPLAY_Y_ADR) << \ + MFC_OFFSET_SHIFT) +#define s5p_mfc_get_dec_y_adr() (readl(dev->regs_base + \ + S5P_FIMV_SI_DISPLAY_Y_ADR) << \ + MFC_OFFSET_SHIFT) +#define s5p_mfc_get_dspl_status() readl(dev->regs_base + \ + S5P_FIMV_SI_DISPLAY_STATUS) +#define s5p_mfc_get_frame_type() (readl(dev->regs_base + \ + S5P_FIMV_DECODE_FRAME_TYPE) \ + & S5P_FIMV_DECODE_FRAME_MASK) +#define s5p_mfc_get_consumed_stream() readl(dev->regs_base + \ + S5P_FIMV_SI_CONSUMED_BYTES) +#define s5p_mfc_get_int_reason() (readl(dev->regs_base + \ + S5P_FIMV_RISC2HOST_CMD) & \ + S5P_FIMV_RISC2HOST_CMD_MASK) +#define s5p_mfc_get_int_err() readl(dev->regs_base + \ + S5P_FIMV_RISC2HOST_ARG2) +#define s5p_mfc_err_dec(x) (((x) & S5P_FIMV_ERR_DEC_MASK) >> \ + S5P_FIMV_ERR_DEC_SHIFT) +#define s5p_mfc_err_dspl(x) (((x) & S5P_FIMV_ERR_DSPL_MASK) >> \ + S5P_FIMV_ERR_DSPL_SHIFT) +#define s5p_mfc_get_img_width() readl(dev->regs_base + \ + S5P_FIMV_SI_HRESOL) +#define s5p_mfc_get_img_height() readl(dev->regs_base + \ + S5P_FIMV_SI_VRESOL) +#define s5p_mfc_get_dpb_count() readl(dev->regs_base + \ + S5P_FIMV_SI_BUF_NUMBER) +#define s5p_mfc_get_inst_no() readl(dev->regs_base + \ + S5P_FIMV_RISC2HOST_ARG1) +#define s5p_mfc_get_enc_strm_size() readl(dev->regs_base + \ + S5P_FIMV_ENC_SI_STRM_SIZE) +#define s5p_mfc_get_enc_slice_type() readl(dev->regs_base + \ + S5P_FIMV_ENC_SI_SLICE_TYPE) + +#endif /* S5P_MFC_OPR_H_ */ |