diff options
author | Aaro Koskinen <aaro.koskinen@iki.fi> | 2013-07-30 23:43:10 +0300 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-07-31 17:51:48 -0700 |
commit | 2bf249e482f42145890d39d8c575e502642b3307 (patch) | |
tree | f68eee0aab6745e20112a81a15d4901f0a93ea11 /drivers/staging/octeon-usb | |
parent | 0ff6ac84f9648260f0d4e5994f13cbb6538d9285 (diff) | |
download | linux-2bf249e482f42145890d39d8c575e502642b3307.tar.bz2 |
staging: octeon-usb: cvmx_usb_internal_state_t -> struct cvmx_usb_internal_state
Replace cvmx_usb_internal_state_t with struct cvmx_usb_internal_state.
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/octeon-usb')
-rw-r--r-- | drivers/staging/octeon-usb/cvmx-usb.c | 138 |
1 files changed, 79 insertions, 59 deletions
diff --git a/drivers/staging/octeon-usb/cvmx-usb.c b/drivers/staging/octeon-usb/cvmx-usb.c index 468cdff3cccb..3cc315ded3f9 100644 --- a/drivers/staging/octeon-usb/cvmx-usb.c +++ b/drivers/staging/octeon-usb/cvmx-usb.c @@ -228,30 +228,50 @@ struct cvmx_usb_tx_fifo { }; /** - * The state of the USB block is stored in this structure + * struct cvmx_usb_internal_state - the state of the USB block + * + * init_flags: Flags passed to initialize. + * index: Which USB block this is for. + * idle_hardware_channels: Bit set for every idle hardware channel. + * usbcx_hprt: Stored port status so we don't need to read a CSR to + * determine splits. + * pipe_for_channel: Map channels to pipes. + * free_transaction_head: List of free transactions head. + * free_transaction_tail: List of free transactions tail. + * pipe: Storage for pipes. + * transaction: Storage for transactions. + * callback: User global callbacks. + * callback_data: User data for each callback. + * indent: Used by debug output to indent functions. + * port_status: Last port status used for change notification. + * free_pipes: List of all pipes that are currently closed. + * idle_pipes: List of open pipes that have no transactions. + * active_pipes: Active pipes indexed by transfer type. + * frame_number: Increments every SOF interrupt for time keeping. + * active_split: Points to the current active split, or NULL. */ -typedef struct { - int init_flags; /**< Flags passed to initialize */ - int index; /**< Which USB block this is for */ - int idle_hardware_channels; /**< Bit set for every idle hardware channel */ - cvmx_usbcx_hprt_t usbcx_hprt; /**< Stored port status so we don't need to read a CSR to determine splits */ - struct cvmx_usb_pipe *pipe_for_channel[MAX_CHANNELS]; /**< Map channels to pipes */ - struct cvmx_usb_transaction *free_transaction_head; /**< List of free transactions head */ - struct cvmx_usb_transaction *free_transaction_tail; /**< List of free transactions tail */ - struct cvmx_usb_pipe pipe[MAX_PIPES]; /**< Storage for pipes */ - struct cvmx_usb_transaction transaction[MAX_TRANSACTIONS]; /**< Storage for transactions */ - cvmx_usb_callback_func_t callback[__CVMX_USB_CALLBACK_END]; /**< User global callbacks */ - void *callback_data[__CVMX_USB_CALLBACK_END]; /**< User data for each callback */ - int indent; /**< Used by debug output to indent functions */ - struct cvmx_usb_port_status port_status; /**< Last port status used for change notification */ - struct cvmx_usb_pipe_list free_pipes; /**< List of all pipes that are currently closed */ - struct cvmx_usb_pipe_list idle_pipes; /**< List of open pipes that have no transactions */ - struct cvmx_usb_pipe_list active_pipes[4]; /**< Active pipes indexed by transfer type */ - uint64_t frame_number; /**< Increments every SOF interrupt for time keeping */ - struct cvmx_usb_transaction *active_split; /**< Points to the current active split, or NULL */ +struct cvmx_usb_internal_state { + int init_flags; + int index; + int idle_hardware_channels; + cvmx_usbcx_hprt_t usbcx_hprt; + struct cvmx_usb_pipe *pipe_for_channel[MAX_CHANNELS]; + struct cvmx_usb_transaction *free_transaction_head; + struct cvmx_usb_transaction *free_transaction_tail; + struct cvmx_usb_pipe pipe[MAX_PIPES]; + struct cvmx_usb_transaction transaction[MAX_TRANSACTIONS]; + cvmx_usb_callback_func_t callback[__CVMX_USB_CALLBACK_END]; + void *callback_data[__CVMX_USB_CALLBACK_END]; + int indent; + struct cvmx_usb_port_status port_status; + struct cvmx_usb_pipe_list free_pipes; + struct cvmx_usb_pipe_list idle_pipes; + struct cvmx_usb_pipe_list active_pipes[4]; + uint64_t frame_number; + struct cvmx_usb_transaction *active_split; struct cvmx_usb_tx_fifo periodic; struct cvmx_usb_tx_fifo nonperiodic; -} cvmx_usb_internal_state_t; +}; /* This macro spins on a field waiting for it to reach a value */ #define CVMX_WAIT_FOR_FIELD32(address, type, field, op, value, timeout_usec)\ @@ -312,7 +332,7 @@ static int octeon_usb_get_clock_type(void) * * Returns: Result of the read */ -static inline uint32_t __cvmx_usb_read_csr32(cvmx_usb_internal_state_t *usb, +static inline uint32_t __cvmx_usb_read_csr32(struct cvmx_usb_internal_state *usb, uint64_t address) { uint32_t result = cvmx_read64_uint32(address ^ 4); @@ -329,7 +349,7 @@ static inline uint32_t __cvmx_usb_read_csr32(cvmx_usb_internal_state_t *usb, * @address: 64bit address to write * @value: Value to write */ -static inline void __cvmx_usb_write_csr32(cvmx_usb_internal_state_t *usb, +static inline void __cvmx_usb_write_csr32(struct cvmx_usb_internal_state *usb, uint64_t address, uint32_t value) { cvmx_write64_uint32(address ^ 4, value); @@ -346,7 +366,7 @@ static inline void __cvmx_usb_write_csr32(cvmx_usb_internal_state_t *usb, * * Returns: Result of the read */ -static inline uint64_t __cvmx_usb_read_csr64(cvmx_usb_internal_state_t *usb, +static inline uint64_t __cvmx_usb_read_csr64(struct cvmx_usb_internal_state *usb, uint64_t address) { uint64_t result = cvmx_read64_uint64(address); @@ -362,7 +382,7 @@ static inline uint64_t __cvmx_usb_read_csr64(cvmx_usb_internal_state_t *usb, * @address: 64bit address to write * @value: Value to write */ -static inline void __cvmx_usb_write_csr64(cvmx_usb_internal_state_t *usb, +static inline void __cvmx_usb_write_csr64(struct cvmx_usb_internal_state *usb, uint64_t address, uint64_t value) { cvmx_write64_uint64(address, value); @@ -377,7 +397,7 @@ static inline void __cvmx_usb_write_csr64(cvmx_usb_internal_state_t *usb, * * Returns: Non zero if we need to do split transactions */ -static inline int __cvmx_usb_pipe_needs_split(cvmx_usb_internal_state_t *usb, struct cvmx_usb_pipe *pipe) +static inline int __cvmx_usb_pipe_needs_split(struct cvmx_usb_internal_state *usb, struct cvmx_usb_pipe *pipe) { return ((pipe->device_speed != CVMX_USB_SPEED_HIGH) && (usb->usbcx_hprt.s.prtspd == CVMX_USB_SPEED_HIGH)); } @@ -438,7 +458,7 @@ int cvmx_usb_get_num_ports(void) * * Returns: Transaction or NULL */ -static inline struct cvmx_usb_transaction *__cvmx_usb_alloc_transaction(cvmx_usb_internal_state_t *usb) +static inline struct cvmx_usb_transaction *__cvmx_usb_alloc_transaction(struct cvmx_usb_internal_state *usb) { struct cvmx_usb_transaction *t; t = usb->free_transaction_head; @@ -463,7 +483,7 @@ static inline struct cvmx_usb_transaction *__cvmx_usb_alloc_transaction(cvmx_usb * @transaction: * Transaction to free */ -static inline void __cvmx_usb_free_transaction(cvmx_usb_internal_state_t *usb, +static inline void __cvmx_usb_free_transaction(struct cvmx_usb_internal_state *usb, struct cvmx_usb_transaction *transaction) { transaction->flags = 0; @@ -543,7 +563,7 @@ int cvmx_usb_initialize(struct cvmx_usb_state *state, int usb_port_number, { cvmx_usbnx_clk_ctl_t usbn_clk_ctl; cvmx_usbnx_usbp_ctl_status_t usbn_usbp_ctl_status; - cvmx_usb_internal_state_t *usb = (cvmx_usb_internal_state_t *)state; + struct cvmx_usb_internal_state *usb = (struct cvmx_usb_internal_state *)state; usb->init_flags = flags; @@ -868,7 +888,7 @@ int cvmx_usb_initialize(struct cvmx_usb_state *state, int usb_port_number, int cvmx_usb_shutdown(struct cvmx_usb_state *state) { cvmx_usbnx_clk_ctl_t usbn_clk_ctl; - cvmx_usb_internal_state_t *usb = (cvmx_usb_internal_state_t *)state; + struct cvmx_usb_internal_state *usb = (struct cvmx_usb_internal_state *)state; /* Make sure all pipes are closed */ if (usb->idle_pipes.head || @@ -903,7 +923,7 @@ int cvmx_usb_shutdown(struct cvmx_usb_state *state) int cvmx_usb_enable(struct cvmx_usb_state *state) { cvmx_usbcx_ghwcfg3_t usbcx_ghwcfg3; - cvmx_usb_internal_state_t *usb = (cvmx_usb_internal_state_t *)state; + struct cvmx_usb_internal_state *usb = (struct cvmx_usb_internal_state *)state; usb->usbcx_hprt.u32 = __cvmx_usb_read_csr32(usb, CVMX_USBCX_HPRT(usb->index)); @@ -996,7 +1016,7 @@ int cvmx_usb_enable(struct cvmx_usb_state *state) */ int cvmx_usb_disable(struct cvmx_usb_state *state) { - cvmx_usb_internal_state_t *usb = (cvmx_usb_internal_state_t *)state; + struct cvmx_usb_internal_state *usb = (struct cvmx_usb_internal_state *)state; /* Disable the port */ USB_SET_FIELD32(CVMX_USBCX_HPRT(usb->index), cvmx_usbcx_hprt_t, prtena, 1); @@ -1022,7 +1042,7 @@ struct cvmx_usb_port_status cvmx_usb_get_status(struct cvmx_usb_state *state) { cvmx_usbcx_hprt_t usbc_hprt; struct cvmx_usb_port_status result; - cvmx_usb_internal_state_t *usb = (cvmx_usb_internal_state_t *)state; + struct cvmx_usb_internal_state *usb = (struct cvmx_usb_internal_state *)state; memset(&result, 0, sizeof(result)); @@ -1052,7 +1072,7 @@ struct cvmx_usb_port_status cvmx_usb_get_status(struct cvmx_usb_state *state) */ void cvmx_usb_set_status(struct cvmx_usb_state *state, struct cvmx_usb_port_status port_status) { - cvmx_usb_internal_state_t *usb = (cvmx_usb_internal_state_t *)state; + struct cvmx_usb_internal_state *usb = (struct cvmx_usb_internal_state *)state; usb->port_status = port_status; return; } @@ -1068,7 +1088,7 @@ void cvmx_usb_set_status(struct cvmx_usb_state *state, struct cvmx_usb_port_stat * * Returns: Handle */ -static inline int __cvmx_usb_get_submit_handle(cvmx_usb_internal_state_t *usb, +static inline int __cvmx_usb_get_submit_handle(struct cvmx_usb_internal_state *usb, struct cvmx_usb_transaction *transaction) { return ((unsigned long)transaction - (unsigned long)usb->transaction) / @@ -1085,7 +1105,7 @@ static inline int __cvmx_usb_get_submit_handle(cvmx_usb_internal_state_t *usb, * * Returns: Handle */ -static inline int __cvmx_usb_get_pipe_handle(cvmx_usb_internal_state_t *usb, +static inline int __cvmx_usb_get_pipe_handle(struct cvmx_usb_internal_state *usb, struct cvmx_usb_pipe *pipe) { return ((unsigned long)pipe - (unsigned long)usb->pipe) / sizeof(*pipe); @@ -1156,7 +1176,7 @@ int cvmx_usb_open_pipe(struct cvmx_usb_state *state, enum cvmx_usb_pipe_flags fl int multi_count, int hub_device_addr, int hub_port) { struct cvmx_usb_pipe *pipe; - cvmx_usb_internal_state_t *usb = (cvmx_usb_internal_state_t *)state; + struct cvmx_usb_internal_state *usb = (struct cvmx_usb_internal_state *)state; if (unlikely((device_addr < 0) || (device_addr > MAX_USB_ADDRESS))) return -EINVAL; @@ -1239,7 +1259,7 @@ int cvmx_usb_open_pipe(struct cvmx_usb_state *state, enum cvmx_usb_pipe_flags fl * @usb: USB device state populated by * cvmx_usb_initialize(). */ -static void __cvmx_usb_poll_rx_fifo(cvmx_usb_internal_state_t *usb) +static void __cvmx_usb_poll_rx_fifo(struct cvmx_usb_internal_state *usb) { cvmx_usbcx_grxstsph_t rx_status; int channel; @@ -1288,7 +1308,7 @@ static void __cvmx_usb_poll_rx_fifo(cvmx_usb_internal_state_t *usb) * Returns: Non zero if the hardware fifo was too small and needs * to be serviced again. */ -static int __cvmx_usb_fill_tx_hw(cvmx_usb_internal_state_t *usb, struct cvmx_usb_tx_fifo *fifo, int available) +static int __cvmx_usb_fill_tx_hw(struct cvmx_usb_internal_state *usb, struct cvmx_usb_tx_fifo *fifo, int available) { /* * We're done either when there isn't anymore space or the software FIFO @@ -1342,7 +1362,7 @@ static int __cvmx_usb_fill_tx_hw(cvmx_usb_internal_state_t *usb, struct cvmx_usb * @usb: USB device state populated by * cvmx_usb_initialize(). */ -static void __cvmx_usb_poll_tx_fifo(cvmx_usb_internal_state_t *usb) +static void __cvmx_usb_poll_tx_fifo(struct cvmx_usb_internal_state *usb) { if (usb->periodic.head != usb->periodic.tail) { cvmx_usbcx_hptxsts_t tx_status; @@ -1373,7 +1393,7 @@ static void __cvmx_usb_poll_tx_fifo(cvmx_usb_internal_state_t *usb) * cvmx_usb_initialize(). * @channel: Channel number to get packet from */ -static void __cvmx_usb_fill_tx_fifo(cvmx_usb_internal_state_t *usb, int channel) +static void __cvmx_usb_fill_tx_fifo(struct cvmx_usb_internal_state *usb, int channel) { cvmx_usbcx_hccharx_t hcchar; cvmx_usbcx_hcspltx_t usbc_hcsplt; @@ -1423,7 +1443,7 @@ static void __cvmx_usb_fill_tx_fifo(cvmx_usb_internal_state_t *usb, int channel) * @channel: Channel to setup * @pipe: Pipe for control transaction */ -static void __cvmx_usb_start_channel_control(cvmx_usb_internal_state_t *usb, +static void __cvmx_usb_start_channel_control(struct cvmx_usb_internal_state *usb, int channel, struct cvmx_usb_pipe *pipe) { @@ -1552,7 +1572,7 @@ static void __cvmx_usb_start_channel_control(cvmx_usb_internal_state_t *usb, * @channel: Channel to setup * @pipe: Pipe to start */ -static void __cvmx_usb_start_channel(cvmx_usb_internal_state_t *usb, +static void __cvmx_usb_start_channel(struct cvmx_usb_internal_state *usb, int channel, struct cvmx_usb_pipe *pipe) { @@ -1841,7 +1861,7 @@ static void __cvmx_usb_start_channel(cvmx_usb_internal_state_t *usb, * * Returns: Pipe or NULL if none are ready */ -static struct cvmx_usb_pipe *__cvmx_usb_find_ready_pipe(cvmx_usb_internal_state_t *usb, struct cvmx_usb_pipe_list *list, uint64_t current_frame) +static struct cvmx_usb_pipe *__cvmx_usb_find_ready_pipe(struct cvmx_usb_internal_state *usb, struct cvmx_usb_pipe_list *list, uint64_t current_frame) { struct cvmx_usb_pipe *pipe = list->head; while (pipe) { @@ -1867,7 +1887,7 @@ static struct cvmx_usb_pipe *__cvmx_usb_find_ready_pipe(cvmx_usb_internal_state_ * cvmx_usb_initialize(). * @is_sof: True if this schedule was called on a SOF interrupt. */ -static void __cvmx_usb_schedule(cvmx_usb_internal_state_t *usb, int is_sof) +static void __cvmx_usb_schedule(struct cvmx_usb_internal_state *usb, int is_sof) { int channel; struct cvmx_usb_pipe *pipe; @@ -1945,7 +1965,7 @@ done: * @complete_code: * Completion code for the transaction, if any */ -static void __cvmx_usb_perform_callback(cvmx_usb_internal_state_t *usb, +static void __cvmx_usb_perform_callback(struct cvmx_usb_internal_state *usb, struct cvmx_usb_pipe *pipe, struct cvmx_usb_transaction *transaction, enum cvmx_usb_callback reason, @@ -1990,7 +2010,7 @@ static void __cvmx_usb_perform_callback(cvmx_usb_internal_state_t *usb, * @complete_code: * Completion code */ -static void __cvmx_usb_perform_complete(cvmx_usb_internal_state_t *usb, +static void __cvmx_usb_perform_complete(struct cvmx_usb_internal_state *usb, struct cvmx_usb_pipe *pipe, struct cvmx_usb_transaction *transaction, enum cvmx_usb_complete complete_code) @@ -2070,7 +2090,7 @@ done: * Returns: Submit handle or negative on failure. Matches the result * in the external API. */ -static int __cvmx_usb_submit_transaction(cvmx_usb_internal_state_t *usb, +static int __cvmx_usb_submit_transaction(struct cvmx_usb_internal_state *usb, int pipe_handle, enum cvmx_usb_transfer type, int flags, @@ -2175,7 +2195,7 @@ int cvmx_usb_submit_bulk(struct cvmx_usb_state *state, int pipe_handle, void *user_data) { int submit_handle; - cvmx_usb_internal_state_t *usb = (cvmx_usb_internal_state_t *)state; + struct cvmx_usb_internal_state *usb = (struct cvmx_usb_internal_state *)state; /* Pipe handle checking is done later in a common place */ if (unlikely(!buffer)) @@ -2234,7 +2254,7 @@ int cvmx_usb_submit_interrupt(struct cvmx_usb_state *state, int pipe_handle, void *user_data) { int submit_handle; - cvmx_usb_internal_state_t *usb = (cvmx_usb_internal_state_t *)state; + struct cvmx_usb_internal_state *usb = (struct cvmx_usb_internal_state *)state; /* Pipe handle checking is done later in a common place */ if (unlikely(!buffer)) @@ -2298,7 +2318,7 @@ int cvmx_usb_submit_control(struct cvmx_usb_state *state, int pipe_handle, void *user_data) { int submit_handle; - cvmx_usb_internal_state_t *usb = (cvmx_usb_internal_state_t *)state; + struct cvmx_usb_internal_state *usb = (struct cvmx_usb_internal_state *)state; cvmx_usb_control_header_t *header = cvmx_phys_to_ptr(control_header); /* Pipe handle checking is done later in a common place */ @@ -2380,7 +2400,7 @@ int cvmx_usb_submit_isochronous(struct cvmx_usb_state *state, int pipe_handle, void *user_data) { int submit_handle; - cvmx_usb_internal_state_t *usb = (cvmx_usb_internal_state_t *)state; + struct cvmx_usb_internal_state *usb = (struct cvmx_usb_internal_state *)state; /* Pipe handle checking is done later in a common place */ if (unlikely(start_frame < 0)) @@ -2430,7 +2450,7 @@ int cvmx_usb_submit_isochronous(struct cvmx_usb_state *state, int pipe_handle, int cvmx_usb_cancel(struct cvmx_usb_state *state, int pipe_handle, int submit_handle) { struct cvmx_usb_transaction *transaction; - cvmx_usb_internal_state_t *usb = (cvmx_usb_internal_state_t *)state; + struct cvmx_usb_internal_state *usb = (struct cvmx_usb_internal_state *)state; struct cvmx_usb_pipe *pipe = usb->pipe + pipe_handle; if (unlikely((pipe_handle < 0) || (pipe_handle >= MAX_PIPES))) @@ -2486,7 +2506,7 @@ int cvmx_usb_cancel(struct cvmx_usb_state *state, int pipe_handle, int submit_ha */ int cvmx_usb_cancel_all(struct cvmx_usb_state *state, int pipe_handle) { - cvmx_usb_internal_state_t *usb = (cvmx_usb_internal_state_t *)state; + struct cvmx_usb_internal_state *usb = (struct cvmx_usb_internal_state *)state; struct cvmx_usb_pipe *pipe = usb->pipe + pipe_handle; if (unlikely((pipe_handle < 0) || (pipe_handle >= MAX_PIPES))) @@ -2520,7 +2540,7 @@ int cvmx_usb_cancel_all(struct cvmx_usb_state *state, int pipe_handle) */ int cvmx_usb_close_pipe(struct cvmx_usb_state *state, int pipe_handle) { - cvmx_usb_internal_state_t *usb = (cvmx_usb_internal_state_t *)state; + struct cvmx_usb_internal_state *usb = (struct cvmx_usb_internal_state *)state; struct cvmx_usb_pipe *pipe = usb->pipe + pipe_handle; if (unlikely((pipe_handle < 0) || (pipe_handle >= MAX_PIPES))) @@ -2558,7 +2578,7 @@ int cvmx_usb_register_callback(struct cvmx_usb_state *state, cvmx_usb_callback_func_t callback, void *user_data) { - cvmx_usb_internal_state_t *usb = (cvmx_usb_internal_state_t *)state; + struct cvmx_usb_internal_state *usb = (struct cvmx_usb_internal_state *)state; if (unlikely(reason >= __CVMX_USB_CALLBACK_END)) return -EINVAL; @@ -2584,7 +2604,7 @@ int cvmx_usb_register_callback(struct cvmx_usb_state *state, int cvmx_usb_get_frame_number(struct cvmx_usb_state *state) { int frame_number; - cvmx_usb_internal_state_t *usb = (cvmx_usb_internal_state_t *)state; + struct cvmx_usb_internal_state *usb = (struct cvmx_usb_internal_state *)state; cvmx_usbcx_hfnum_t usbc_hfnum; usbc_hfnum.u32 = __cvmx_usb_read_csr32(usb, CVMX_USBCX_HFNUM(usb->index)); @@ -2602,7 +2622,7 @@ int cvmx_usb_get_frame_number(struct cvmx_usb_state *state) * * Returns: Zero on success */ -static int __cvmx_usb_poll_channel(cvmx_usb_internal_state_t *usb, int channel) +static int __cvmx_usb_poll_channel(struct cvmx_usb_internal_state *usb, int channel) { cvmx_usbcx_hcintx_t usbc_hcint; cvmx_usbcx_hctsizx_t usbc_hctsiz; @@ -3043,7 +3063,7 @@ int cvmx_usb_poll(struct cvmx_usb_state *state) { cvmx_usbcx_hfnum_t usbc_hfnum; cvmx_usbcx_gintsts_t usbc_gintsts; - cvmx_usb_internal_state_t *usb = (cvmx_usb_internal_state_t *)state; + struct cvmx_usb_internal_state *usb = (struct cvmx_usb_internal_state *)state; CVMX_PREFETCH(usb, 0); CVMX_PREFETCH(usb, 1*128); |