diff options
| author | Peter Chen <peter.chen@nxp.com> | 2017-03-13 10:18:45 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-03-23 08:20:21 +0100 |
| commit | 8b373ffc797713337f42f0e58d832d5cae86752c (patch) | |
| tree | 4aea6ffe9ce7d28e0e61f16f946446d2d377b2d8 /drivers/usb | |
| parent | 4c39d4b949d36faffbc726525b469886cf311d1c (diff) | |
usb: ehci: use bus->sysdev for DMA configuration
Set the dma for ehci from sysdev. The sysdev is pointing to device that
is known to the system firmware or hardware.
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Sriram Dash <sriram.dash@nxp.com>
Signed-off-by: Peter Chen <peter.chen@nxp.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/host/ehci-mem.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/usb/host/ehci-mem.c b/drivers/usb/host/ehci-mem.c index 4de43011df23..9b7e63977215 100644 --- a/drivers/usb/host/ehci-mem.c +++ b/drivers/usb/host/ehci-mem.c @@ -138,7 +138,7 @@ static void ehci_mem_cleanup (struct ehci_hcd *ehci) ehci->sitd_pool = NULL; if (ehci->periodic) - dma_free_coherent (ehci_to_hcd(ehci)->self.controller, + dma_free_coherent(ehci_to_hcd(ehci)->self.sysdev, ehci->periodic_size * sizeof (u32), ehci->periodic, ehci->periodic_dma); ehci->periodic = NULL; @@ -155,7 +155,7 @@ static int ehci_mem_init (struct ehci_hcd *ehci, gfp_t flags) /* QTDs for control/bulk/intr transfers */ ehci->qtd_pool = dma_pool_create ("ehci_qtd", - ehci_to_hcd(ehci)->self.controller, + ehci_to_hcd(ehci)->self.sysdev, sizeof (struct ehci_qtd), 32 /* byte alignment (for hw parts) */, 4096 /* can't cross 4K */); @@ -165,7 +165,7 @@ static int ehci_mem_init (struct ehci_hcd *ehci, gfp_t flags) /* QHs for control/bulk/intr transfers */ ehci->qh_pool = dma_pool_create ("ehci_qh", - ehci_to_hcd(ehci)->self.controller, + ehci_to_hcd(ehci)->self.sysdev, sizeof(struct ehci_qh_hw), 32 /* byte alignment (for hw parts) */, 4096 /* can't cross 4K */); @@ -179,7 +179,7 @@ static int ehci_mem_init (struct ehci_hcd *ehci, gfp_t flags) /* ITD for high speed ISO transfers */ ehci->itd_pool = dma_pool_create ("ehci_itd", - ehci_to_hcd(ehci)->self.controller, + ehci_to_hcd(ehci)->self.sysdev, sizeof (struct ehci_itd), 32 /* byte alignment (for hw parts) */, 4096 /* can't cross 4K */); @@ -189,7 +189,7 @@ static int ehci_mem_init (struct ehci_hcd *ehci, gfp_t flags) /* SITD for full/low speed split ISO transfers */ ehci->sitd_pool = dma_pool_create ("ehci_sitd", - ehci_to_hcd(ehci)->self.controller, + ehci_to_hcd(ehci)->self.sysdev, sizeof (struct ehci_sitd), 32 /* byte alignment (for hw parts) */, 4096 /* can't cross 4K */); @@ -199,7 +199,7 @@ static int ehci_mem_init (struct ehci_hcd *ehci, gfp_t flags) /* Hardware periodic table */ ehci->periodic = (__le32 *) - dma_alloc_coherent (ehci_to_hcd(ehci)->self.controller, + dma_alloc_coherent(ehci_to_hcd(ehci)->self.sysdev, ehci->periodic_size * sizeof(__le32), &ehci->periodic_dma, flags); if (ehci->periodic == NULL) { |