Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932224AbdC1LEp (ORCPT ); Tue, 28 Mar 2017 07:04:45 -0400 Received: from mail-lf0-f48.google.com ([209.85.215.48]:34694 "EHLO mail-lf0-f48.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755215AbdC1LDU (ORCPT ); Tue, 28 Mar 2017 07:03:20 -0400 From: Raviteja Garimella To: Rob Herring , Mark Rutland , Greg Kroah-Hartman , Felipe Balbi Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, bcm-kernel-feedback-list@broadcom.com, linux-usb@vger.kernel.org Subject: [PATCH v3 5/7] UDC: Use struct dma_pool instead of pci_pool Date: Tue, 28 Mar 2017 16:32:07 +0530 Message-Id: <1490698929-10915-6-git-send-email-raviteja.garimella@broadcom.com> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1490698929-10915-1-git-send-email-raviteja.garimella@broadcom.com> References: <1490698929-10915-1-git-send-email-raviteja.garimella@broadcom.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2337 Lines: 66 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 --- drivers/usb/gadget/udc/amd5536udc.h | 4 ++-- drivers/usb/gadget/udc/snps_udc_core.c | 8 ++++---- 2 files changed, 6 insertions(+), 6 deletions(-) diff --git a/drivers/usb/gadget/udc/amd5536udc.h b/drivers/usb/gadget/udc/amd5536udc.h index c252457..91aae23 100644 --- a/drivers/usb/gadget/udc/amd5536udc.h +++ b/drivers/usb/gadget/udc/amd5536udc.h @@ -551,8 +551,8 @@ struct udc { u32 __iomem *txfifo; /* DMA desc pools */ - struct pci_pool *data_requests; - struct pci_pool *stp_requests; + struct dma_pool *data_requests; + struct dma_pool *stp_requests; /* device data */ unsigned long phys_addr; diff --git a/drivers/usb/gadget/udc/snps_udc_core.c b/drivers/usb/gadget/udc/snps_udc_core.c index 5f95a65..9d3861b 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 int udc_free_dma_chain(struct udc *dev, struct udc_request *req) td = phys_to_virt(td_last->next); for (i = 1; i < req->chain_len; i++) { - pci_pool_free(dev->data_requests, td, + dma_pool_free(dev->data_requests, td, (dma_addr_t)td_last->next); td_last = td; td = phys_to_virt(td_last->next); @@ -612,7 +612,7 @@ 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); @@ -807,7 +807,7 @@ 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