diff options
Diffstat (limited to 'drivers/usb/cdns3/gadget.h')
| -rw-r--r-- | drivers/usb/cdns3/gadget.h | 26 |
1 files changed, 23 insertions, 3 deletions
diff --git a/drivers/usb/cdns3/gadget.h b/drivers/usb/cdns3/gadget.h index bc4024041ef2..f003a7801872 100644 --- a/drivers/usb/cdns3/gadget.h +++ b/drivers/usb/cdns3/gadget.h @@ -599,6 +599,7 @@ struct cdns3_usb_regs { #define EP_CMD_TDL_MASK GENMASK(15, 9) #define EP_CMD_TDL_SET(p) (((p) << 9) & EP_CMD_TDL_MASK) #define EP_CMD_TDL_GET(p) (((p) & EP_CMD_TDL_MASK) >> 9) +#define EP_CMD_TDL_MAX (EP_CMD_TDL_MASK >> 9) /* ERDY Stream ID value (used in SS mode). */ #define EP_CMD_ERDY_SID_MASK GENMASK(31, 16) @@ -969,10 +970,18 @@ struct cdns3_usb_regs { #define ISO_MAX_INTERVAL 10 +#define MAX_TRB_LENGTH BIT(16) + #if TRBS_PER_SEGMENT < 2 #error "Incorrect TRBS_PER_SEGMENT. Minimal Transfer Ring size is 2." #endif +#define TRBS_PER_STREAM_SEGMENT 2 + +#if TRBS_PER_STREAM_SEGMENT < 2 +#error "Incorrect TRBS_PER_STREAMS_SEGMENT. Minimal Transfer Ring size is 2." +#endif + /* *Only for ISOC endpoints - maximum number of TRBs is calculated as * pow(2, bInterval-1) * number of usb requests. It is limitation made by @@ -1000,6 +1009,7 @@ struct cdns3_trb { #define TRB_SIZE (sizeof(struct cdns3_trb)) #define TRB_RING_SIZE (TRB_SIZE * TRBS_PER_SEGMENT) +#define TRB_STREAM_RING_SIZE (TRB_SIZE * TRBS_PER_STREAM_SEGMENT) #define TRB_ISO_RING_SIZE (TRB_SIZE * TRBS_PER_ISOC_SEGMENT) #define TRB_CTRL_RING_SIZE (TRB_SIZE * 2) @@ -1078,7 +1088,7 @@ struct cdns3_trb { #define CDNS3_ENDPOINTS_MAX_COUNT 32 #define CDNS3_EP_ZLP_BUF_SIZE 1024 -#define CDNS3_EP_BUF_SIZE 2 /* KB */ +#define CDNS3_EP_BUF_SIZE 4 /* KB */ #define CDNS3_EP_ISO_HS_MULT 3 #define CDNS3_EP_ISO_SS_BURST 3 #define CDNS3_MAX_NUM_DESCMISS_BUF 32 @@ -1109,6 +1119,7 @@ struct cdns3_device; * @interval: interval between packets used for ISOC endpoint. * @free_trbs: number of free TRBs in transfer ring * @num_trbs: number of all TRBs in transfer ring + * @alloc_ring_size: size of the allocated TRB ring * @pcs: producer cycle state * @ccs: consumer cycle state * @enqueue: enqueue index in transfer ring @@ -1142,6 +1153,7 @@ struct cdns3_endpoint { #define EP_QUIRK_END_TRANSFER BIT(11) #define EP_QUIRK_EXTRA_BUF_DET BIT(12) #define EP_QUIRK_EXTRA_BUF_EN BIT(13) +#define EP_TDLCHK_EN BIT(15) u32 flags; struct cdns3_request *descmis_req; @@ -1153,6 +1165,7 @@ struct cdns3_endpoint { int free_trbs; int num_trbs; + int alloc_ring_size; u8 pcs; u8 ccs; int enqueue; @@ -1163,6 +1176,14 @@ struct cdns3_endpoint { struct cdns3_trb *wa1_trb; unsigned int wa1_trb_index; unsigned int wa1_cycle_bit:1; + + /* Stream related */ + unsigned int use_streams:1; + unsigned int prime_flag:1; + u32 ep_sts_pending; + u16 last_stream_id; + u16 pending_tdl; + unsigned int stream_sg_idx; }; /** @@ -1290,6 +1311,7 @@ struct cdns3_device { int hw_configured_flag:1; int wake_up_flag:1; unsigned status_completion_no_call:1; + unsigned using_streams:1; int out_mem_is_allocated; struct work_struct pending_status_wq; @@ -1310,8 +1332,6 @@ void cdns3_set_hw_configuration(struct cdns3_device *priv_dev); void cdns3_select_ep(struct cdns3_device *priv_dev, u32 ep); void cdns3_allow_enable_l1(struct cdns3_device *priv_dev, int enable); struct usb_request *cdns3_next_request(struct list_head *list); -int cdns3_ep_run_transfer(struct cdns3_endpoint *priv_ep, - struct usb_request *request); void cdns3_rearm_transfer(struct cdns3_endpoint *priv_ep, u8 rearm); int cdns3_allocate_trb_pool(struct cdns3_endpoint *priv_ep); u8 cdns3_ep_addr_to_index(u8 ep_addr); |