From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from 4.mo2.mail-out.ovh.net ([87.98.172.75] helo=mo2.mail-out.ovh.net) by merlin.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1S3XEq-0005Pf-PI for barebox@lists.infradead.org; Fri, 02 Mar 2012 18:29:59 +0000 Received: from mail621.ha.ovh.net (b6.ovh.net [213.186.33.56]) by mo2.mail-out.ovh.net (Postfix) with SMTP id 56D54DC3FBD for ; Fri, 2 Mar 2012 19:32:50 +0100 (CET) From: Jean-Christophe PLAGNIOL-VILLARD Date: Fri, 2 Mar 2012 19:20:09 +0100 Message-Id: <1330712410-26479-4-git-send-email-plagnioj@jcrosoft.com> In-Reply-To: <1330712410-26479-1-git-send-email-plagnioj@jcrosoft.com> References: <1330712410-26479-1-git-send-email-plagnioj@jcrosoft.com> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: barebox-bounces@lists.infradead.org Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: [PATCH 4/5] macb: implement alloc_packet & free_packet To: barebox@lists.infradead.org We need to have a non cached buffer. Need when MMU enabled. Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD --- drivers/net/macb.c | 19 ++++++++++++++++--- 1 files changed, 16 insertions(+), 3 deletions(-) diff --git a/drivers/net/macb.c b/drivers/net/macb.c index d79da72..9b54afa 100644 --- a/drivers/net/macb.c +++ b/drivers/net/macb.c @@ -50,6 +50,7 @@ #include #include #include +#include #include "macb.h" @@ -391,6 +392,16 @@ static int macb_set_ethaddr(struct eth_device *edev, unsigned char *adr) return 0; } +static void *macb_alloc_packet(struct eth_device* edev) +{ + return dma_alloc_coherent(PKTSIZE); +} + +static void macb_free_packet(struct eth_device* edev, void *packet) +{ + dma_free_coherent(packet, PKTSIZE); +} + static int macb_probe(struct device_d *dev) { struct eth_device *edev; @@ -420,6 +431,8 @@ static int macb_probe(struct device_d *dev) edev->halt = macb_halt; edev->get_ethaddr = pdata->get_ethaddr ? pdata->get_ethaddr : macb_get_ethaddr; edev->set_ethaddr = macb_set_ethaddr; + edev->alloc_packet = macb_alloc_packet; + edev->free_packet = macb_free_packet; edev->parent = dev; macb->miidev.read = macb_phy_read; @@ -431,9 +444,9 @@ static int macb_probe(struct device_d *dev) macb->miidev.parent = dev; macb->flags = pdata->flags; - macb->rx_buffer = xmalloc(CFG_MACB_RX_BUFFER_SIZE); - macb->rx_ring = xmalloc(CFG_MACB_RX_RING_SIZE * sizeof(struct macb_dma_desc)); - macb->tx_ring = xmalloc(sizeof(struct macb_dma_desc)); + macb->rx_buffer = dma_alloc_coherent(CFG_MACB_RX_BUFFER_SIZE); + macb->rx_ring = dma_alloc_coherent(CFG_MACB_RX_RING_SIZE * sizeof(struct macb_dma_desc)); + macb->tx_ring = dma_alloc_coherent(sizeof(struct macb_dma_desc)); macb->regs = dev_request_mem_region(dev, 0); -- 1.7.7 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox