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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-08-15 17:33:16 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-08-15 17:33:16 -0700
commit224563b6ce034b82f8511969d9496113da34fb2c (patch)
treeff18379ec8c09f54675513f320b278aec43c65d1 /drivers/usb/host/xhci-pci.c
parent9821aa9de97ccaaa16297d42a2c5a532c0032097 (diff)
parentc10cf1189d7659ffd7dbe488a4cee7ec0dcdd9c6 (diff)
Merge tag 'for-usb-next-2013-08-15' of git://git.kernel.org/pub/scm/linux/kernel/git/sarah/xhci into usb-next
Sarah writes: xhci: Platform updates, 64-bit DMA, and trace events for 3.12. Hi Greg, This pull request includes one new feature for the xhci-plat driver (device tree support). Felipe was fine with the patch last I checked, but hadn't provided an official Acked-by line. This pull request also includes 13 patches from my FOSS Outreach Program for Women (OPW) intern, Xenia. She fixed a bug in the xHCI driver so that the driver can allocate 64-bit consistent DMA, converted the driver to use dynamic debugging, and added a bunch of new trace events for the xHCI driver. The python plugin for trace-cmd should be up on git hub shortly, although the trace events are usable without it. I'm very happy with the progress that Xenia has made, and I look forward to her future contributions to the Linux kernel. Sarah Sharp
Diffstat (limited to 'drivers/usb/host/xhci-pci.c')
-rw-r--r--drivers/usb/host/xhci-pci.c14
1 files changed, 9 insertions, 5 deletions
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index 72960684a94..c2d495057eb 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -25,6 +25,7 @@
#include <linux/module.h>
#include "xhci.h"
+#include "xhci-trace.h"
/* Device for a quirk */
#define PCI_VENDOR_ID_FRESCO_LOGIC 0x1b73
@@ -64,16 +65,18 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
if (pdev->device == PCI_DEVICE_ID_FRESCO_LOGIC_PDK &&
pdev->revision == 0x0) {
xhci->quirks |= XHCI_RESET_EP_QUIRK;
- xhci_dbg(xhci, "QUIRK: Fresco Logic xHC needs configure"
- " endpoint cmd after reset endpoint\n");
+ xhci_dbg_trace(xhci, trace_xhci_dbg_quirks,
+ "QUIRK: Fresco Logic xHC needs configure"
+ " endpoint cmd after reset endpoint");
}
/* Fresco Logic confirms: all revisions of this chip do not
* support MSI, even though some of them claim to in their PCI
* capabilities.
*/
xhci->quirks |= XHCI_BROKEN_MSI;
- xhci_dbg(xhci, "QUIRK: Fresco Logic revision %u "
- "has broken MSI implementation\n",
+ xhci_dbg_trace(xhci, trace_xhci_dbg_quirks,
+ "QUIRK: Fresco Logic revision %u "
+ "has broken MSI implementation",
pdev->revision);
xhci->quirks |= XHCI_TRUST_TX_LENGTH;
}
@@ -110,7 +113,8 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
if (pdev->vendor == PCI_VENDOR_ID_ETRON &&
pdev->device == PCI_DEVICE_ID_ASROCK_P67) {
xhci->quirks |= XHCI_RESET_ON_RESUME;
- xhci_dbg(xhci, "QUIRK: Resetting on resume\n");
+ xhci_dbg_trace(xhci, trace_xhci_dbg_quirks,
+ "QUIRK: Resetting on resume");
xhci->quirks |= XHCI_TRUST_TX_LENGTH;
}
if (pdev->vendor == PCI_VENDOR_ID_VIA)