return 1;
}
-@@ -2990,6 +2993,7 @@ static int prepare_ring(struct xhci_hcd
+@@ -2970,6 +2973,7 @@ static int prepare_ring(struct xhci_hcd
next = ring->enqueue;
while (last_trb(xhci, ring, ring->enq_seg, next)) {
/* If we're not dealing with 0.95 hardware or isoc rings
* on AMD 0.96 host, clear the chain bit.
*/
-@@ -2999,7 +3003,9 @@ static int prepare_ring(struct xhci_hcd
+@@ -2979,7 +2983,9 @@ static int prepare_ring(struct xhci_hcd
next->link.control &= cpu_to_le32(~TRB_CHAIN);
else
next->link.control |= cpu_to_le32(TRB_CHAIN);
wmb();
next->link.control ^= cpu_to_le32(TRB_CYCLE);
-@@ -3129,6 +3135,9 @@ static void giveback_first_trb(struct xh
+@@ -3109,6 +3115,9 @@ static void giveback_first_trb(struct xh
start_trb->field[3] |= cpu_to_le32(start_cycle);
else
start_trb->field[3] &= cpu_to_le32(~TRB_CYCLE);
xhci_ring_ep_doorbell(xhci, slot_id, ep_index, stream_id);
}
-@@ -3184,6 +3193,29 @@ static u32 xhci_td_remainder(unsigned in
+@@ -3164,6 +3173,29 @@ static u32 xhci_td_remainder(unsigned in
return (remainder >> 10) << 17;
}
/*
* For xHCI 1.0 host controllers, TD size is the number of max packet sized
* packets remaining in the TD (*not* including this TRB).
-@@ -3321,6 +3353,7 @@ static int queue_bulk_sg_tx(struct xhci_
+@@ -3301,6 +3333,7 @@ static int queue_bulk_sg_tx(struct xhci_
}
/* Set the TRB length, TD size, and interrupter fields. */
if (xhci->hci_version < 0x100) {
remainder = xhci_td_remainder(
urb->transfer_buffer_length -
-@@ -3330,6 +3363,13 @@ static int queue_bulk_sg_tx(struct xhci_
+@@ -3310,6 +3343,13 @@ static int queue_bulk_sg_tx(struct xhci_
trb_buff_len, total_packet_count, urb,
num_trbs - 1);
}
length_field = TRB_LEN(trb_buff_len) |
remainder |
TRB_INTR_TARGET(0);
-@@ -3392,6 +3432,9 @@ int xhci_queue_bulk_tx(struct xhci_hcd *
+@@ -3372,6 +3412,9 @@ int xhci_queue_bulk_tx(struct xhci_hcd *
int running_total, trb_buff_len, ret;
unsigned int total_packet_count;
u64 addr;
if (urb->num_sgs)
return queue_bulk_sg_tx(xhci, mem_flags, urb, slot_id, ep_index);
-@@ -3417,6 +3460,25 @@ int xhci_queue_bulk_tx(struct xhci_hcd *
+@@ -3397,6 +3440,25 @@ int xhci_queue_bulk_tx(struct xhci_hcd *
running_total += TRB_MAX_BUFF_SIZE;
}
/* FIXME: this doesn't deal with URB_ZERO_PACKET - need one more */
ret = prepare_transfer(xhci, xhci->devs[slot_id],
ep_index, urb->stream_id,
-@@ -3476,6 +3538,7 @@ int xhci_queue_bulk_tx(struct xhci_hcd *
+@@ -3456,6 +3518,7 @@ int xhci_queue_bulk_tx(struct xhci_hcd *
field |= TRB_ISP;
/* Set the TRB length, TD size, and interrupter fields. */
if (xhci->hci_version < 0x100) {
remainder = xhci_td_remainder(
urb->transfer_buffer_length -
-@@ -3485,6 +3548,10 @@ int xhci_queue_bulk_tx(struct xhci_hcd *
+@@ -3465,6 +3528,10 @@ int xhci_queue_bulk_tx(struct xhci_hcd *
trb_buff_len, total_packet_count, urb,
num_trbs - 1);
}
length_field = TRB_LEN(trb_buff_len) |
remainder |
TRB_INTR_TARGET(0);
-@@ -3574,7 +3641,11 @@ int xhci_queue_ctrl_tx(struct xhci_hcd *
+@@ -3554,7 +3621,11 @@ int xhci_queue_ctrl_tx(struct xhci_hcd *
field |= 0x1;
/* xHCI 1.0 6.4.1.2.1: Transfer Type field */
if (urb->transfer_buffer_length > 0) {
if (setup->bRequestType & USB_DIR_IN)
field |= TRB_TX_TYPE(TRB_DATA_IN);
-@@ -3598,7 +3669,12 @@ int xhci_queue_ctrl_tx(struct xhci_hcd *
+@@ -3578,7 +3649,12 @@ int xhci_queue_ctrl_tx(struct xhci_hcd *
field = TRB_TYPE(TRB_DATA);
length_field = TRB_LEN(urb->transfer_buffer_length) |
TRB_INTR_TARGET(0);
if (urb->transfer_buffer_length > 0) {
if (setup->bRequestType & USB_DIR_IN)
-@@ -3609,7 +3685,7 @@ int xhci_queue_ctrl_tx(struct xhci_hcd *
+@@ -3589,7 +3665,7 @@ int xhci_queue_ctrl_tx(struct xhci_hcd *
length_field,
field | ep_ring->cycle_state);
}
/* Save the DMA address of the last TRB in the TD */
td->last_trb = ep_ring->enqueue;
-@@ -3721,6 +3797,9 @@ static int xhci_queue_isoc_tx(struct xhc
+@@ -3701,6 +3777,9 @@ static int xhci_queue_isoc_tx(struct xhc
u64 start_addr, addr;
int i, j;
bool more_trbs_coming;
ep_ring = xhci->devs[slot_id]->eps[ep_index].ring;
-@@ -3734,6 +3813,21 @@ static int xhci_queue_isoc_tx(struct xhc
+@@ -3714,6 +3793,21 @@ static int xhci_queue_isoc_tx(struct xhc
start_trb = &ep_ring->enqueue->generic;
start_cycle = ep_ring->cycle_state;
urb_priv = urb->hcpriv;
/* Queue the first TRB, even if it's zero-length */
for (i = 0; i < num_tds; i++) {
-@@ -3805,9 +3899,13 @@ static int xhci_queue_isoc_tx(struct xhc
+@@ -3785,9 +3879,13 @@ static int xhci_queue_isoc_tx(struct xhc
} else {
td->last_trb = ep_ring->enqueue;
field |= TRB_IOC;
/* Set BEI bit except for the last td */
if (i < num_tds - 1)
field |= TRB_BEI;
-@@ -3822,6 +3920,7 @@ static int xhci_queue_isoc_tx(struct xhc
+@@ -3802,6 +3900,7 @@ static int xhci_queue_isoc_tx(struct xhc
trb_buff_len = td_remain_len;
/* Set the TRB length, TD size, & interrupter fields. */
if (xhci->hci_version < 0x100) {
remainder = xhci_td_remainder(
td_len - running_total);
-@@ -3831,6 +3930,10 @@ static int xhci_queue_isoc_tx(struct xhc
+@@ -3811,6 +3910,10 @@ static int xhci_queue_isoc_tx(struct xhc
total_packet_count, urb,
(trbs_per_td - j - 1));
}
xhci_dbg(xhci, "New Input Control Context:\n");
slot_ctx = xhci_get_slot_ctx(xhci, virt_dev->in_ctx);
xhci_dbg_ctx(xhci, virt_dev->in_ctx,
-@@ -4400,10 +4544,14 @@ static u16 xhci_call_host_update_timeout
+@@ -4370,10 +4514,14 @@ static u16 xhci_call_host_update_timeout
u16 *timeout)
{
if (state == USB3_LPM_U1) {
return xhci_calculate_intel_u2_timeout(udev, desc);
}
-@@ -4788,7 +4936,9 @@ int xhci_gen_setup(struct usb_hcd *hcd,
+@@ -4758,7 +4906,9 @@ int xhci_gen_setup(struct usb_hcd *hcd,
hcd->self.no_sg_constraint = 1;
/* XHCI controllers don't stop the ep queue on short packets :| */
if (usb_hcd_is_primary_hcd(hcd)) {
xhci = kzalloc(sizeof(struct xhci_hcd), GFP_KERNEL);
-@@ -4851,6 +5001,10 @@ int xhci_gen_setup(struct usb_hcd *hcd,
+@@ -4821,6 +4971,10 @@ int xhci_gen_setup(struct usb_hcd *hcd,
goto error;
xhci_dbg(xhci, "Reset complete\n");
/* Set dma_mask and coherent_dma_mask to 64-bits,
* if xHC supports 64-bit addressing */
if (HCC_64BIT_ADDR(xhci->hcc_params) &&
-@@ -4875,8 +5029,21 @@ MODULE_DESCRIPTION(DRIVER_DESC);
+@@ -4845,8 +4999,21 @@ MODULE_DESCRIPTION(DRIVER_DESC);
MODULE_AUTHOR(DRIVER_AUTHOR);
MODULE_LICENSE("GPL");
int retval;
retval = xhci_register_pci();
-@@ -4889,6 +5056,33 @@ static int __init xhci_hcd_init(void)
+@@ -4859,6 +5026,33 @@ static int __init xhci_hcd_init(void)
pr_debug("Problem registering platform driver.\n");
goto unreg_pci;
}
/*
* Check the compiler generated sizes of structures that must be laid
* out in specific ways for hardware access.
-@@ -4906,6 +5100,7 @@ static int __init xhci_hcd_init(void)
+@@ -4876,6 +5070,7 @@ static int __init xhci_hcd_init(void)
BUILD_BUG_ON(sizeof(struct xhci_intr_reg) != 8*32/8);
/* xhci_run_regs has eight fields and embeds 128 xhci_intr_regs */
BUILD_BUG_ON(sizeof(struct xhci_run_regs) != (8+8*128)*32/8);
projects / openwrt / svn-archive / archive.git / blobdiff