| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Peter Ujfalusi | 442 | 60.38% | 10 | 83.33% |
| Grygorii Strashko | 276 | 37.70% | 1 | 8.33% |
| Vignesh R | 14 | 1.91% | 1 | 8.33% |
| Total | 732 | 12 |
/* SPDX-License-Identifier: GPL-2.0 */ /* * Copyright (C) 2019 Texas Instruments Incorporated - http://www.ti.com */ #ifndef K3_UDMA_H_ #define K3_UDMA_H_ #include <linux/soc/ti/ti_sci_protocol.h> /* Global registers */ #define UDMA_REV_REG 0x0 #define UDMA_PERF_CTL_REG 0x4 #define UDMA_EMU_CTL_REG 0x8 #define UDMA_PSIL_TO_REG 0x10 #define UDMA_UTC_CTL_REG 0x1c #define UDMA_CAP_REG(i) (0x20 + ((i) * 4)) #define UDMA_RX_FLOW_ID_FW_OES_REG 0x80 #define UDMA_RX_FLOW_ID_FW_STATUS_REG 0x88 /* 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 #define UDMA_CHAN_RT_PEER_REG(i) (0x200 + ((i) * 0x4)) #define UDMA_CHAN_RT_PEER_STATIC_TR_XY_REG \ UDMA_CHAN_RT_PEER_REG(0) /* PSI-L: 0x400 */ #define UDMA_CHAN_RT_PEER_STATIC_TR_Z_REG \ UDMA_CHAN_RT_PEER_REG(1) /* PSI-L: 0x401 */ #define UDMA_CHAN_RT_PEER_BCNT_REG \ UDMA_CHAN_RT_PEER_REG(4) /* PSI-L: 0x404 */ #define UDMA_CHAN_RT_PEER_RT_EN_REG \ UDMA_CHAN_RT_PEER_REG(8) /* PSI-L: 0x408 */ #define UDMA_CHAN_RT_PCNT_REG 0x400 #define UDMA_CHAN_RT_BCNT_REG 0x408 #define UDMA_CHAN_RT_SBCNT_REG 0x410 /* UDMA_CAP Registers */ #define UDMA_CAP2_TCHAN_CNT(val) ((val) & 0x1ff) #define UDMA_CAP2_ECHAN_CNT(val) (((val) >> 9) & 0x1ff) #define UDMA_CAP2_RCHAN_CNT(val) (((val) >> 18) & 0x1ff) #define UDMA_CAP3_RFLOW_CNT(val) ((val) & 0x3fff) #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) #define UDMA_CHAN_RT_CTL_PAUSE BIT(29) #define UDMA_CHAN_RT_CTL_FTDOWN BIT(28) #define UDMA_CHAN_RT_CTL_ERROR BIT(0) /* UDMA_CHAN_RT_PEER_RT_EN_REG */ #define UDMA_PEER_RT_EN_ENABLE BIT(31) #define UDMA_PEER_RT_EN_TEARDOWN BIT(30) #define UDMA_PEER_RT_EN_PAUSE BIT(29) #define UDMA_PEER_RT_EN_FLUSH BIT(28) #define UDMA_PEER_RT_EN_IDLE BIT(1) /* * UDMA_TCHAN_RT_PEER_STATIC_TR_XY_REG / * UDMA_RCHAN_RT_PEER_STATIC_TR_XY_REG */ #define PDMA_STATIC_TR_X_MASK GENMASK(26, 24) #define PDMA_STATIC_TR_X_SHIFT (24) #define PDMA_STATIC_TR_Y_MASK GENMASK(11, 0) #define PDMA_STATIC_TR_Y_SHIFT (0) #define PDMA_STATIC_TR_Y(x) \ (((x) << PDMA_STATIC_TR_Y_SHIFT) & PDMA_STATIC_TR_Y_MASK) #define PDMA_STATIC_TR_X(x) \ (((x) << PDMA_STATIC_TR_X_SHIFT) & PDMA_STATIC_TR_X_MASK) #define PDMA_STATIC_TR_XY_ACC32 BIT(30) #define PDMA_STATIC_TR_XY_BURST BIT(31) /* * UDMA_TCHAN_RT_PEER_STATIC_TR_Z_REG / * UDMA_RCHAN_RT_PEER_STATIC_TR_Z_REG */ #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_BCHAN = 0, RM_RANGE_TCHAN, RM_RANGE_RCHAN, RM_RANGE_RFLOW, RM_RANGE_TFLOW, RM_RANGE_LAST, }; struct udma_tisci_rm { const struct ti_sci_handle *tisci; const struct ti_sci_rm_udmap_ops *tisci_udmap_ops; u32 tisci_dev_id; /* tisci information for PSI-L thread pairing/unpairing */ const struct ti_sci_rm_psil_ops *tisci_psil_ops; u32 tisci_navss_dev_id; struct ti_sci_resource *rm_ranges[RM_RANGE_LAST]; }; /* Direct access to UDMA low lever resources for the glue layer */ int xudma_navss_psil_pair(struct udma_dev *ud, u32 src_thread, u32 dst_thread); 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); int xudma_alloc_gp_rflow_range(struct udma_dev *ud, int from, int cnt); int xudma_free_gp_rflow_range(struct udma_dev *ud, int from, int cnt); struct udma_tchan *xudma_tchan_get(struct udma_dev *ud, int id); struct udma_rchan *xudma_rchan_get(struct udma_dev *ud, int id); struct udma_rflow *xudma_rflow_get(struct udma_dev *ud, int id); void xudma_tchan_put(struct udma_dev *ud, struct udma_tchan *p); void xudma_rchan_put(struct udma_dev *ud, struct udma_rchan *p); void xudma_rflow_put(struct udma_dev *ud, struct udma_rflow *p); int xudma_tchan_get_id(struct udma_tchan *p); int xudma_rchan_get_id(struct udma_rchan *p); int xudma_rflow_get_id(struct udma_rflow *p); u32 xudma_tchanrt_read(struct udma_tchan *tchan, int reg); 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_ */
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