diff options
Diffstat (limited to 'drivers/staging')
| -rw-r--r-- | drivers/staging/octeon-usb/cvmx-usb.c | 12 | ||||
| -rw-r--r-- | drivers/staging/octeon-usb/cvmx-usb.h | 31 |
2 files changed, 26 insertions, 17 deletions
diff --git a/drivers/staging/octeon-usb/cvmx-usb.c b/drivers/staging/octeon-usb/cvmx-usb.c index 3cc315ded3f9..8a9d94b80ea0 100644 --- a/drivers/staging/octeon-usb/cvmx-usb.c +++ b/drivers/staging/octeon-usb/cvmx-usb.c @@ -1448,7 +1448,8 @@ static void __cvmx_usb_start_channel_control(struct cvmx_usb_internal_state *usb struct cvmx_usb_pipe *pipe) { struct cvmx_usb_transaction *transaction = pipe->head; - cvmx_usb_control_header_t *header = cvmx_phys_to_ptr(transaction->control_header); + union cvmx_usb_control_header *header = + cvmx_phys_to_ptr(transaction->control_header); int bytes_to_transfer = transaction->buffer_length - transaction->actual_bytes; int packets_to_transfer; cvmx_usbcx_hctsizx_t usbc_hctsiz; @@ -2319,7 +2320,8 @@ int cvmx_usb_submit_control(struct cvmx_usb_state *state, int pipe_handle, { int submit_handle; struct cvmx_usb_internal_state *usb = (struct cvmx_usb_internal_state *)state; - cvmx_usb_control_header_t *header = cvmx_phys_to_ptr(control_header); + union cvmx_usb_control_header *header = + cvmx_phys_to_ptr(control_header); /* Pipe handle checking is done later in a common place */ if (unlikely(!control_header)) @@ -2884,7 +2886,8 @@ static int __cvmx_usb_poll_channel(struct cvmx_usb_internal_state *usb, int chan if (__cvmx_usb_pipe_needs_split(usb, pipe)) transaction->stage = CVMX_USB_STAGE_SETUP_SPLIT_COMPLETE; else { - cvmx_usb_control_header_t *header = cvmx_phys_to_ptr(transaction->control_header); + union cvmx_usb_control_header *header = + cvmx_phys_to_ptr(transaction->control_header); if (header->s.length) transaction->stage = CVMX_USB_STAGE_DATA; else @@ -2893,7 +2896,8 @@ static int __cvmx_usb_poll_channel(struct cvmx_usb_internal_state *usb, int chan break; case CVMX_USB_STAGE_SETUP_SPLIT_COMPLETE: { - cvmx_usb_control_header_t *header = cvmx_phys_to_ptr(transaction->control_header); + union cvmx_usb_control_header *header = + cvmx_phys_to_ptr(transaction->control_header); if (header->s.length) transaction->stage = CVMX_USB_STAGE_DATA; else diff --git a/drivers/staging/octeon-usb/cvmx-usb.h b/drivers/staging/octeon-usb/cvmx-usb.h index bd6a2fb07489..8bf36966ef15 100644 --- a/drivers/staging/octeon-usb/cvmx-usb.h +++ b/drivers/staging/octeon-usb/cvmx-usb.h @@ -335,20 +335,25 @@ struct cvmx_usb_port_status { }; /** - * This is the structure of a Control packet header + * union cvmx_usb_control_header - the structure of a Control packet header + * + * @s.request_type: Bit 7 tells the direction: 1=IN, 0=OUT + * @s.request The standard usb request to make + * @s.value Value parameter for the request in little endian format + * @s.index Index for the request in little endian format + * @s.length Length of the data associated with this request in + * little endian format */ -typedef union -{ - uint64_t u64; - struct - { - uint64_t request_type : 8; /**< Bit 7 tells the direction: 1=IN, 0=OUT */ - uint64_t request : 8; /**< The standard usb request to make */ - uint64_t value : 16; /**< Value parameter for the request in little endian format */ - uint64_t index : 16; /**< Index for the request in little endian format */ - uint64_t length : 16; /**< Length of the data associated with this request in little endian format */ - } s; -} cvmx_usb_control_header_t; +union cvmx_usb_control_header { + uint64_t u64; + struct { + uint64_t request_type : 8; + uint64_t request : 8; + uint64_t value : 16; + uint64_t index : 16; + uint64_t length : 16; + } s; +}; /** * struct cvmx_usb_iso_packet - descriptor for Isochronous packets |