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Commit 2bf249e4 authored by Aaro Koskinen's avatar Aaro Koskinen Committed by Greg Kroah-Hartman
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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: default avatarAaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 0ff6ac84
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Showing with 79 additions and 59 deletions
drivers/staging/octeon-usb/cvmx-usb.c
View file @ 2bf249e4
......@@ -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 @@ static void __cvmx_usb_schedule(cvmx_usb_internal_state_t *usb, int is_sof)
* @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 @@ static void __cvmx_usb_perform_complete(cvmx_usb_internal_state_t *usb,
* 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);
......
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