diff options
Diffstat (limited to 'include/linux/soc/ti/k3-ringacc.h')
| -rw-r--r-- | include/linux/soc/ti/k3-ringacc.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/include/linux/soc/ti/k3-ringacc.h b/include/linux/soc/ti/k3-ringacc.h index 658dc71d2901..39b022b92598 100644 --- a/include/linux/soc/ti/k3-ringacc.h +++ b/include/linux/soc/ti/k3-ringacc.h @@ -70,6 +70,7 @@ struct k3_ring; * @dma_dev: Master device which is using and accessing to the ring * memory when the mode is K3_RINGACC_RING_MODE_RING. Memory allocations * should be done using this device. + * @asel: Address Space Select value for physical addresses */ struct k3_ring_cfg { u32 size; @@ -79,6 +80,7 @@ struct k3_ring_cfg { u32 flags; struct device *dma_dev; + u32 asel; }; #define K3_RINGACC_RING_ID_ANY (-1) @@ -250,4 +252,19 @@ int k3_ringacc_ring_pop_tail(struct k3_ring *ring, void *elem); u32 k3_ringacc_get_tisci_dev_id(struct k3_ring *ring); +/* DMA ring support */ +struct ti_sci_handle; + +/** + * struct struct k3_ringacc_init_data - Initialization data for DMA rings + */ +struct k3_ringacc_init_data { + const struct ti_sci_handle *tisci; + u32 tisci_dev_id; + u32 num_rings; +}; + +struct k3_ringacc *k3_ringacc_dmarings_init(struct platform_device *pdev, + struct k3_ringacc_init_data *data); + #endif /* __SOC_TI_K3_RINGACC_API_H_ */ |