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nxp.com; dkim=none (message not signed) header.d=none; nxp.com; dmarc=fail action=none header.from=nxp.com; nxp.com; dkim=none (message not signed) header.d=none; Received-SPF: Fail (protection.outlook.com: domain of nxp.com does not designate 192.88.168.50 as permitted sender) receiver=protection.outlook.com; client-ip=192.88.168.50; helo=tx30smr01.am.freescale.net; Received: from tx30smr01.am.freescale.net (192.88.168.50) by BL2FFO11FD038.mail.protection.outlook.com (10.173.161.134) with Microsoft SMTP Server (version=TLS1_0, cipher=TLS_RSA_WITH_AES_256_CBC_SHA) id 15.1.888.7 via Frontend Transport; Mon, 6 Feb 2017 09:15:09 +0000 Received: from b29397-desktop.ap.freescale.net (b29397-desktop.ap.freescale.net [10.192.242.114]) by tx30smr01.am.freescale.net (8.14.3/8.14.0) with ESMTP id v169Dq2S005959; Mon, 6 Feb 2017 02:15:00 -0700 From: Peter Chen To: , , , , , , , , CC: , , , , , , , , , , , , , , , , , , , , , , Peter Chen , Sriram Dash Subject: [PATCH v12 7/9] usb: ehci: use bus->sysdev for DMA configuration Date: Mon, 6 Feb 2017 17:13:39 +0800 Message-ID: <1486372421-29073-8-git-send-email-peter.chen@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1486372421-29073-1-git-send-email-peter.chen@nxp.com> References: <1486372421-29073-1-git-send-email-peter.chen@nxp.com> X-EOPAttributedMessage: 0 X-Matching-Connectors: 131308461095610840; 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Ip=[192.88.168.50]; Helo=[tx30smr01.am.freescale.net] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY1PR0301MB0731 Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP 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 Cc: Sriram Dash Signed-off-by: Peter Chen --- drivers/usb/host/ehci-mem.c | 38 +++++++++++++++++++------------------- 1 file changed, 19 insertions(+), 19 deletions(-) diff --git a/drivers/usb/host/ehci-mem.c b/drivers/usb/host/ehci-mem.c index 4de4301..f54478d 100644 --- a/drivers/usb/host/ehci-mem.c +++ b/drivers/usb/host/ehci-mem.c @@ -46,21 +46,21 @@ static inline void ehci_qtd_init(struct ehci_hcd *ehci, struct ehci_qtd *qtd, INIT_LIST_HEAD (&qtd->qtd_list); } -static struct ehci_qtd *ehci_qtd_alloc (struct ehci_hcd *ehci, gfp_t flags) +static struct ehci_qtd *ehci_qtd_alloc(struct ehci_hcd *ehci, gfp_t flags) { struct ehci_qtd *qtd; dma_addr_t dma; - qtd = dma_pool_alloc (ehci->qtd_pool, flags, &dma); + qtd = dma_pool_alloc(ehci->qtd_pool, flags, &dma); if (qtd != NULL) { ehci_qtd_init(ehci, qtd, dma); } return qtd; } -static inline void ehci_qtd_free (struct ehci_hcd *ehci, struct ehci_qtd *qtd) +static inline void ehci_qtd_free(struct ehci_hcd *ehci, struct ehci_qtd *qtd) { - dma_pool_free (ehci->qtd_pool, qtd, qtd->qtd_dma); + dma_pool_free(ehci->qtd_pool, qtd, qtd->qtd_dma); } @@ -72,12 +72,12 @@ static void qh_destroy(struct ehci_hcd *ehci, struct ehci_qh *qh) BUG (); } if (qh->dummy) - ehci_qtd_free (ehci, qh->dummy); + ehci_qtd_free(ehci, qh->dummy); dma_pool_free(ehci->qh_pool, qh->hw, qh->qh_dma); kfree(qh); } -static struct ehci_qh *ehci_qh_alloc (struct ehci_hcd *ehci, gfp_t flags) +static struct ehci_qh *ehci_qh_alloc(struct ehci_hcd *ehci, gfp_t flags) { struct ehci_qh *qh; dma_addr_t dma; @@ -96,7 +96,7 @@ static struct ehci_qh *ehci_qh_alloc (struct ehci_hcd *ehci, gfp_t flags) INIT_LIST_HEAD(&qh->unlink_node); /* dummy td enables safe urb queuing */ - qh->dummy = ehci_qtd_alloc (ehci, flags); + qh->dummy = ehci_qtd_alloc(ehci, flags); if (qh->dummy == NULL) { ehci_dbg (ehci, "no dummy td\n"); goto fail1; @@ -117,7 +117,7 @@ static struct ehci_qh *ehci_qh_alloc (struct ehci_hcd *ehci, gfp_t flags) * This is the initialisation and cleanup code. */ -static void ehci_mem_cleanup (struct ehci_hcd *ehci) +static void ehci_mem_cleanup(struct ehci_hcd *ehci) { if (ehci->async) qh_destroy(ehci, ehci->async); @@ -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; @@ -154,8 +154,8 @@ static int ehci_mem_init (struct ehci_hcd *ehci, gfp_t flags) int i; /* QTDs for control/bulk/intr transfers */ - ehci->qtd_pool = dma_pool_create ("ehci_qtd", - ehci_to_hcd(ehci)->self.controller, + ehci->qtd_pool = dma_pool_create("ehci_qtd", + ehci_to_hcd(ehci)->self.sysdev, sizeof (struct ehci_qtd), 32 /* byte alignment (for hw parts) */, 4096 /* can't cross 4K */); @@ -164,22 +164,22 @@ 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->qh_pool = dma_pool_create("ehci_qh", + ehci_to_hcd(ehci)->self.sysdev, sizeof(struct ehci_qh_hw), 32 /* byte alignment (for hw parts) */, 4096 /* can't cross 4K */); if (!ehci->qh_pool) { goto fail; } - ehci->async = ehci_qh_alloc (ehci, flags); + ehci->async = ehci_qh_alloc(ehci, flags); if (!ehci->async) { goto fail; } /* ITD for high speed ISO transfers */ - ehci->itd_pool = dma_pool_create ("ehci_itd", - ehci_to_hcd(ehci)->self.controller, + ehci->itd_pool = dma_pool_create("ehci_itd", + ehci_to_hcd(ehci)->self.sysdev, sizeof (struct ehci_itd), 32 /* byte alignment (for hw parts) */, 4096 /* can't cross 4K */); @@ -188,8 +188,8 @@ 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->sitd_pool = dma_pool_create("ehci_sitd", + 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) {