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path: root/drivers/usb/host/xhci.h
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Diffstat (limited to 'drivers/usb/host/xhci.h')
-rw-r--r--drivers/usb/host/xhci.h49
1 files changed, 26 insertions, 23 deletions
diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index 4746816aed3e..9ffecd56600d 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -937,9 +937,6 @@ struct xhci_virt_device {
#define XHCI_MAX_RINGS_CACHED 31
struct xhci_virt_ep eps[31];
struct completion cmd_completion;
- /* Status of the last command issued for this device */
- u32 cmd_status;
- struct list_head cmd_list;
u8 fake_port;
u8 real_port;
struct xhci_interval_bw_table *bw_table;
@@ -1298,7 +1295,6 @@ struct xhci_td {
/* command descriptor */
struct xhci_cd {
- struct list_head cancel_cmd_list;
struct xhci_command *command;
union xhci_trb *cmd_trb;
};
@@ -1476,6 +1472,8 @@ struct xhci_hcd {
/* msi-x vectors */
int msix_count;
struct msix_entry *msix_entries;
+ /* optional clock */
+ struct clk *clk;
/* data structures */
struct xhci_device_context_array *dcbaa;
struct xhci_ring *cmd_ring;
@@ -1483,8 +1481,10 @@ struct xhci_hcd {
#define CMD_RING_STATE_RUNNING (1 << 0)
#define CMD_RING_STATE_ABORTED (1 << 1)
#define CMD_RING_STATE_STOPPED (1 << 2)
- struct list_head cancel_cmd_list;
+ struct list_head cmd_list;
unsigned int cmd_ring_reserved_trbs;
+ struct timer_list cmd_timer;
+ struct xhci_command *current_cmd;
struct xhci_ring *event_ring;
struct xhci_erst erst;
/* Scratchpad */
@@ -1738,8 +1738,7 @@ static inline int xhci_register_pci(void) { return 0; }
static inline void xhci_unregister_pci(void) {}
#endif
-#if defined(CONFIG_USB_XHCI_PLATFORM) \
- || defined(CONFIG_USB_XHCI_PLATFORM_MODULE)
+#if IS_ENABLED(CONFIG_USB_XHCI_PLATFORM)
int xhci_register_plat(void);
void xhci_unregister_plat(void);
#else
@@ -1808,13 +1807,14 @@ struct xhci_segment *trb_in_td(struct xhci_segment *start_seg,
dma_addr_t suspect_dma);
int xhci_is_vendor_info_code(struct xhci_hcd *xhci, unsigned int trb_comp_code);
void xhci_ring_cmd_db(struct xhci_hcd *xhci);
-int xhci_queue_slot_control(struct xhci_hcd *xhci, u32 trb_type, u32 slot_id);
-int xhci_queue_address_device(struct xhci_hcd *xhci, dma_addr_t in_ctx_ptr,
- u32 slot_id, enum xhci_setup_dev);
-int xhci_queue_vendor_command(struct xhci_hcd *xhci,
+int xhci_queue_slot_control(struct xhci_hcd *xhci, struct xhci_command *cmd,
+ u32 trb_type, u32 slot_id);
+int xhci_queue_address_device(struct xhci_hcd *xhci, struct xhci_command *cmd,
+ dma_addr_t in_ctx_ptr, u32 slot_id, enum xhci_setup_dev);
+int xhci_queue_vendor_command(struct xhci_hcd *xhci, struct xhci_command *cmd,
u32 field1, u32 field2, u32 field3, u32 field4);
-int xhci_queue_stop_endpoint(struct xhci_hcd *xhci, int slot_id,
- unsigned int ep_index, int suspend);
+int xhci_queue_stop_endpoint(struct xhci_hcd *xhci, struct xhci_command *cmd,
+ int slot_id, unsigned int ep_index, int suspend);
int xhci_queue_ctrl_tx(struct xhci_hcd *xhci, gfp_t mem_flags, struct urb *urb,
int slot_id, unsigned int ep_index);
int xhci_queue_bulk_tx(struct xhci_hcd *xhci, gfp_t mem_flags, struct urb *urb,
@@ -1823,18 +1823,21 @@ int xhci_queue_intr_tx(struct xhci_hcd *xhci, gfp_t mem_flags, struct urb *urb,
int slot_id, unsigned int ep_index);
int xhci_queue_isoc_tx_prepare(struct xhci_hcd *xhci, gfp_t mem_flags,
struct urb *urb, int slot_id, unsigned int ep_index);
-int xhci_queue_configure_endpoint(struct xhci_hcd *xhci, dma_addr_t in_ctx_ptr,
- u32 slot_id, bool command_must_succeed);
-int xhci_queue_evaluate_context(struct xhci_hcd *xhci, dma_addr_t in_ctx_ptr,
- u32 slot_id, bool command_must_succeed);
-int xhci_queue_reset_ep(struct xhci_hcd *xhci, int slot_id,
- unsigned int ep_index);
-int xhci_queue_reset_device(struct xhci_hcd *xhci, u32 slot_id);
+int xhci_queue_configure_endpoint(struct xhci_hcd *xhci,
+ struct xhci_command *cmd, dma_addr_t in_ctx_ptr, u32 slot_id,
+ bool command_must_succeed);
+int xhci_queue_evaluate_context(struct xhci_hcd *xhci, struct xhci_command *cmd,
+ dma_addr_t in_ctx_ptr, u32 slot_id, bool command_must_succeed);
+int xhci_queue_reset_ep(struct xhci_hcd *xhci, struct xhci_command *cmd,
+ int slot_id, unsigned int ep_index);
+int xhci_queue_reset_device(struct xhci_hcd *xhci, struct xhci_command *cmd,
+ u32 slot_id);
void xhci_find_new_dequeue_state(struct xhci_hcd *xhci,
unsigned int slot_id, unsigned int ep_index,
unsigned int stream_id, struct xhci_td *cur_td,
struct xhci_dequeue_state *state);
void xhci_queue_new_dequeue_state(struct xhci_hcd *xhci,
+ struct xhci_command *cmd,
unsigned int slot_id, unsigned int ep_index,
unsigned int stream_id,
struct xhci_dequeue_state *deq_state);
@@ -1844,11 +1847,11 @@ void xhci_queue_config_ep_quirk(struct xhci_hcd *xhci,
unsigned int slot_id, unsigned int ep_index,
struct xhci_dequeue_state *deq_state);
void xhci_stop_endpoint_command_watchdog(unsigned long arg);
-int xhci_cancel_cmd(struct xhci_hcd *xhci, struct xhci_command *command,
- union xhci_trb *cmd_trb);
+void xhci_handle_command_timeout(unsigned long data);
+
void xhci_ring_ep_doorbell(struct xhci_hcd *xhci, unsigned int slot_id,
unsigned int ep_index, unsigned int stream_id);
-union xhci_trb *xhci_find_next_enqueue(struct xhci_ring *ring);
+void xhci_cleanup_command_queue(struct xhci_hcd *xhci);
/* xHCI roothub code */
void xhci_set_link_state(struct xhci_hcd *xhci, __le32 __iomem **port_array,