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path: root/drivers/usb/cdns3/cdnsp-ring.c
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Diffstat (limited to 'drivers/usb/cdns3/cdnsp-ring.c')
-rw-r--r--drivers/usb/cdns3/cdnsp-ring.c34
1 files changed, 7 insertions, 27 deletions
diff --git a/drivers/usb/cdns3/cdnsp-ring.c b/drivers/usb/cdns3/cdnsp-ring.c
index 47096b8e3179..42db256978bc 100644
--- a/drivers/usb/cdns3/cdnsp-ring.c
+++ b/drivers/usb/cdns3/cdnsp-ring.c
@@ -308,7 +308,8 @@ static bool cdnsp_ring_ep_doorbell(struct cdnsp_device *pdev,
writel(db_value, reg_addr);
- cdnsp_force_l0_go(pdev);
+ if (pdev->rtl_revision < RTL_REVISION_NEW_LPM)
+ cdnsp_force_l0_go(pdev);
/* Doorbell was set. */
return true;
@@ -771,7 +772,9 @@ static int cdnsp_update_port_id(struct cdnsp_device *pdev, u32 port_id)
}
if (port_id != old_port) {
- cdnsp_disable_slot(pdev);
+ if (pdev->slot_id)
+ cdnsp_disable_slot(pdev);
+
pdev->active_port = port;
cdnsp_enable_slot(pdev);
}
@@ -2154,19 +2157,6 @@ ep_stopped:
return ret;
}
-int cdnsp_cmd_flush_ep(struct cdnsp_device *pdev, struct cdnsp_ep *pep)
-{
- int ret;
-
- cdnsp_queue_flush_endpoint(pdev, pep->idx);
- cdnsp_ring_cmd_db(pdev);
- ret = cdnsp_wait_for_cmd_compl(pdev);
-
- trace_cdnsp_handle_cmd_flush_ep(pep->out_ctx);
-
- return ret;
-}
-
/*
* The transfer burst count field of the isochronous TRB defines the number of
* bursts that are required to move all packets in this TD. Only SuperSpeed
@@ -2485,18 +2475,8 @@ void cdnsp_queue_halt_endpoint(struct cdnsp_device *pdev, unsigned int ep_index)
{
cdnsp_queue_command(pdev, 0, 0, 0, TRB_TYPE(TRB_HALT_ENDPOINT) |
SLOT_ID_FOR_TRB(pdev->slot_id) |
- EP_ID_FOR_TRB(ep_index));
-}
-
-/*
- * Queue a flush endpoint request on the command ring.
- */
-void cdnsp_queue_flush_endpoint(struct cdnsp_device *pdev,
- unsigned int ep_index)
-{
- cdnsp_queue_command(pdev, 0, 0, 0, TRB_TYPE(TRB_FLUSH_ENDPOINT) |
- SLOT_ID_FOR_TRB(pdev->slot_id) |
- EP_ID_FOR_TRB(ep_index));
+ EP_ID_FOR_TRB(ep_index) |
+ (!ep_index ? TRB_ESP : 0));
}
void cdnsp_force_header_wakeup(struct cdnsp_device *pdev, int intf_num)