diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/mxc_asrc.h | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/include/linux/mxc_asrc.h b/include/linux/mxc_asrc.h index a970fe6fa773..28137a0ce104 100644 --- a/include/linux/mxc_asrc.h +++ b/include/linux/mxc_asrc.h @@ -112,12 +112,21 @@ struct asrc_querybuf { unsigned long output_offset; }; +struct asrc_convert_buffer { + void *input_buffer_vaddr; + void *output_buffer_vaddr; + unsigned int input_buffer_length; + unsigned int output_buffer_length; +}; + struct asrc_buffer { unsigned int index; unsigned int length; + unsigned int output_last_length; int buf_valid; }; + struct asrc_status_flags { enum asrc_pair_index index; unsigned int overload_error; @@ -134,11 +143,14 @@ enum asrc_error_status { }; #ifdef __KERNEL__ +#include <linux/scatterlist.h> #define ASRC_DMA_BUFFER_NUM 2 #define ASRC_INPUTFIFO_THRESHOLD 32 #define ASRC_OUTPUTFIFO_THRESHOLD 32 -#define ASRC_DMA_BUFFER_SIZE (1024 * 64 * 4) +#define ASRC_DMA_BUFFER_SIZE (1024 * 48 * 4) +#define ASRC_MAX_BUFFER_SIZE (1024 * 48) + #define ASRC_ASRCTR_REG 0x00 @@ -187,7 +199,7 @@ enum asrc_error_status { struct dma_block { unsigned int index; unsigned int length; - unsigned char *dma_vaddr; + void *dma_vaddr; dma_addr_t dma_paddr; struct list_head queue; }; @@ -218,6 +230,11 @@ struct asrc_pair_params { struct dma_async_tx_descriptor *desc_in; struct dma_async_tx_descriptor *desc_out; struct work_struct task_output_work; + unsigned int input_sg_nodes; + unsigned int output_sg_nodes; + struct scatterlist input_sg[4], output_sg[4]; + enum asrc_word_width input_word_width; + enum asrc_word_width output_word_width; }; struct asrc_data { |