[RESEND PATCH v3 5/7] UDC: Use struct dma_pool instead of pci_pool
From: Raviteja Garimella <hidden>
Date: 2017-03-31 13:11:19
Also in:
lkml
Subsystem:
the rest, usb subsystem · Maintainers:
Linus Torvalds, Greg Kroah-Hartman
Using dma_pool instead of pci_pool will make snps_udc_core driver to be compatible with non-pci platforms. Signed-off-by: Raviteja Garimella <redacted> --- drivers/usb/gadget/udc/snps_udc_core.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/usb/gadget/udc/snps_udc_core.c b/drivers/usb/gadget/udc/snps_udc_core.c
index 5ca8b7b..d592f77 100644
--- a/drivers/usb/gadget/udc/snps_udc_core.c
+++ b/drivers/usb/gadget/udc/snps_udc_core.c@@ -543,7 +543,7 @@ udc_alloc_request(struct usb_ep *usbep, gfp_t gfp) if (ep->dma) { /* ep0 in requests are allocated from data pool here */ - dma_desc = pci_pool_alloc(ep->dev->data_requests, gfp, + dma_desc = dma_pool_alloc(ep->dev->data_requests, gfp, &req->td_phys); if (!dma_desc) { kfree(req);
@@ -582,7 +582,7 @@ static void udc_free_dma_chain(struct udc *dev, struct udc_request *req) for (i = 1; i < req->chain_len; i++) { td = phys_to_virt(addr); addr_next = (dma_addr_t)td->next; - pci_pool_free(dev->data_requests, td, addr); + dma_pool_free(dev->data_requests, td, addr); addr = addr_next; } }
@@ -608,7 +608,7 @@ udc_free_request(struct usb_ep *usbep, struct usb_request *usbreq) if (req->chain_len > 1) udc_free_dma_chain(ep->dev, req); - pci_pool_free(ep->dev->data_requests, req->td_data, + dma_pool_free(ep->dev->data_requests, req->td_data, req->td_phys); } kfree(req);
@@ -803,7 +803,7 @@ static int udc_create_dma_chain( for (i = buf_len; i < bytes; i += buf_len) { /* create or determine next desc. */ if (create_new_chain) { - td = pci_pool_alloc(ep->dev->data_requests, + td = dma_pool_alloc(ep->dev->data_requests, gfp_flags, &dma_addr); if (!td) return -ENOMEM;
--
2.1.0