diff options
Diffstat (limited to 'drivers/dma/ti/k3-udma.h')
| -rw-r--r-- | drivers/dma/ti/k3-udma.h | 28 |
1 files changed, 26 insertions, 2 deletions
diff --git a/drivers/dma/ti/k3-udma.h b/drivers/dma/ti/k3-udma.h index 09c4529e013d..d349c6d482ae 100644 --- a/drivers/dma/ti/k3-udma.h +++ b/drivers/dma/ti/k3-udma.h @@ -18,7 +18,7 @@ #define UDMA_RX_FLOW_ID_FW_OES_REG 0x80 #define UDMA_RX_FLOW_ID_FW_STATUS_REG 0x88 -/* TCHANRT/RCHANRT registers */ +/* BCHANRT/TCHANRT/RCHANRT registers */ #define UDMA_CHAN_RT_CTL_REG 0x0 #define UDMA_CHAN_RT_SWTRIG_REG 0x8 #define UDMA_CHAN_RT_STDATA_REG 0x80 @@ -45,6 +45,18 @@ #define UDMA_CAP3_HCHAN_CNT(val) (((val) >> 14) & 0x1ff) #define UDMA_CAP3_UCHAN_CNT(val) (((val) >> 23) & 0x1ff) +#define BCDMA_CAP2_BCHAN_CNT(val) ((val) & 0x1ff) +#define BCDMA_CAP2_TCHAN_CNT(val) (((val) >> 9) & 0x1ff) +#define BCDMA_CAP2_RCHAN_CNT(val) (((val) >> 18) & 0x1ff) +#define BCDMA_CAP3_HBCHAN_CNT(val) (((val) >> 14) & 0x1ff) +#define BCDMA_CAP3_UBCHAN_CNT(val) (((val) >> 23) & 0x1ff) +#define BCDMA_CAP4_HRCHAN_CNT(val) ((val) & 0xff) +#define BCDMA_CAP4_URCHAN_CNT(val) (((val) >> 8) & 0xff) +#define BCDMA_CAP4_HTCHAN_CNT(val) (((val) >> 16) & 0xff) +#define BCDMA_CAP4_UTCHAN_CNT(val) (((val) >> 24) & 0xff) + +#define PKTDMA_CAP4_TFLOW_CNT(val) ((val) & 0x3fff) + /* UDMA_CHAN_RT_CTL_REG */ #define UDMA_CHAN_RT_CTL_EN BIT(31) #define UDMA_CHAN_RT_CTL_TDOWN BIT(30) @@ -82,15 +94,20 @@ */ #define PDMA_STATIC_TR_Z(x, mask) ((x) & (mask)) +/* Address Space Select */ +#define K3_ADDRESS_ASEL_SHIFT 48 + struct udma_dev; struct udma_tchan; struct udma_rchan; struct udma_rflow; enum udma_rm_range { - RM_RANGE_TCHAN = 0, + RM_RANGE_BCHAN = 0, + RM_RANGE_TCHAN, RM_RANGE_RCHAN, RM_RANGE_RFLOW, + RM_RANGE_TFLOW, RM_RANGE_LAST, }; @@ -112,6 +129,8 @@ int xudma_navss_psil_unpair(struct udma_dev *ud, u32 src_thread, u32 dst_thread); struct udma_dev *of_xudma_dev_get(struct device_node *np, const char *property); +struct device *xudma_get_device(struct udma_dev *ud); +struct k3_ringacc *xudma_get_ringacc(struct udma_dev *ud); void xudma_dev_put(struct udma_dev *ud); u32 xudma_dev_get_psil_base(struct udma_dev *ud); struct udma_tisci_rm *xudma_dev_get_tisci_rm(struct udma_dev *ud); @@ -136,5 +155,10 @@ void xudma_tchanrt_write(struct udma_tchan *tchan, int reg, u32 val); u32 xudma_rchanrt_read(struct udma_rchan *rchan, int reg); void xudma_rchanrt_write(struct udma_rchan *rchan, int reg, u32 val); bool xudma_rflow_is_gp(struct udma_dev *ud, int id); +int xudma_get_rflow_ring_offset(struct udma_dev *ud); + +int xudma_is_pktdma(struct udma_dev *ud); +int xudma_pktdma_tflow_get_irq(struct udma_dev *ud, int udma_tflow_id); +int xudma_pktdma_rflow_get_irq(struct udma_dev *ud, int udma_rflow_id); #endif /* K3_UDMA_H_ */ |