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authorVladimir Zapolskiy <vladimir_zapolskiy@mentor.com>2014-07-03 14:37:41 -0400
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-07-09 19:16:07 -0400
commit4428524d8d01afae18844e73f330d2e8431f312e (patch)
treef30442d9962f8e3531a860b418b88d8992d7d703 /drivers/usb/host/ohci-hcd.c
parentf589b3e0408ccebfac98f6c2eb38d445a9423e7c (diff)
USB: OHCI: don't allocate HCCA atomically
OHCI HCCA memory region is allocated from atomic DMA pool one time during usb_add_hcd() and deallocated by usb_remove_hcd(). Do non-atomic allocation of OHCI HCCA and free some space in coherent atomic DMA pool. Signed-off-by: Vladimir Zapolskiy <vladimir_zapolskiy@mentor.com> Acked-by: Alan Stern <stern@rowland.harvard.edu> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/host/ohci-hcd.c')
-rw-r--r--drivers/usb/host/ohci-hcd.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c
index f98d03f3144c..6f8ec52c7e0c 100644
--- a/drivers/usb/host/ohci-hcd.c
+++ b/drivers/usb/host/ohci-hcd.c
@@ -559,7 +559,7 @@ static int ohci_init (struct ohci_hcd *ohci)
559 return 0; 559 return 0;
560 560
561 ohci->hcca = dma_alloc_coherent (hcd->self.controller, 561 ohci->hcca = dma_alloc_coherent (hcd->self.controller,
562 sizeof *ohci->hcca, &ohci->hcca_dma, 0); 562 sizeof(*ohci->hcca), &ohci->hcca_dma, GFP_KERNEL);
563 if (!ohci->hcca) 563 if (!ohci->hcca)
564 return -ENOMEM; 564 return -ENOMEM;
565 565