From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefano Babic Date: Fri, 10 Jul 2015 10:03:43 +0200 Subject: [U-Boot] [PATCH 1/5] net: fec_mxc: remove useless struct nbuf In-Reply-To: <1434716311-26189-2-git-send-email-albert.aribaud@3adev.fr> References: <1434716311-26189-1-git-send-email-albert.aribaud@3adev.fr> <1434716311-26189-2-git-send-email-albert.aribaud@3adev.fr> Message-ID: <559F7C5F.3010606@denx.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On 19/06/2015 14:18, Albert ARIBAUD (3ADEV) wrote: > This locally defined struct is actually only used once > and as an opaque type. Remove it for clarity. > > Signed-off-by: Albert ARIBAUD (3ADEV) > --- > > drivers/net/fec_mxc.c | 20 +++++--------------- > 1 file changed, 5 insertions(+), 15 deletions(-) > > diff --git a/drivers/net/fec_mxc.c b/drivers/net/fec_mxc.c > index 9225d37..c5dcbbb 100644 > --- a/drivers/net/fec_mxc.c > +++ b/drivers/net/fec_mxc.c > @@ -67,13 +67,6 @@ DECLARE_GLOBAL_DATA_PTR; > > #undef DEBUG > > -struct nbuf { > - uint8_t data[1500]; /**< actual data */ > - int length; /**< actual length */ > - int used; /**< buffer in use or not */ > - uint8_t head[16]; /**< MAC header(6 + 6 + 2) + 2(aligned) */ > -}; > - > #ifdef CONFIG_FEC_MXC_SWAP_PACKET > static void swap_packet(uint32_t *packet, int length) > { > @@ -775,7 +768,6 @@ static int fec_recv(struct eth_device *dev) > struct fec_bd *rbd = &fec->rbd_base[fec->rbd_index]; > unsigned long ievent; > int frame_length, len = 0; > - struct nbuf *frame; > uint16_t bd_status; > uint32_t addr, size, end; > int i; > @@ -835,12 +827,11 @@ static int fec_recv(struct eth_device *dev) > /* > * Get buffer address and size > */ > - frame = (struct nbuf *)readl(&rbd->data_pointer); > + addr = readl(&rbd->data_pointer); > frame_length = readw(&rbd->data_length) - 4; > /* > * Invalidate data cache over the buffer > */ > - addr = (uint32_t)frame; > end = roundup(addr + frame_length, ARCH_DMA_MINALIGN); > addr &= ~(ARCH_DMA_MINALIGN - 1); > invalidate_dcache_range(addr, end); > @@ -849,16 +840,15 @@ static int fec_recv(struct eth_device *dev) > * Fill the buffer and pass it to upper layers > */ > #ifdef CONFIG_FEC_MXC_SWAP_PACKET > - swap_packet((uint32_t *)frame->data, frame_length); > + swap_packet((uint32_t *)addr, frame_length); > #endif > - memcpy(buff, frame->data, frame_length); > + memcpy(buff, (char *)addr, frame_length); > net_process_received_packet(buff, frame_length); > len = frame_length; > } else { > if (bd_status & FEC_RBD_ERR) > - printf("error frame: 0x%08lx 0x%08x\n", > - (ulong)rbd->data_pointer, > - bd_status); > + printf("error frame: 0x%08x 0x%08x\n", > + addr, bd_status); > } > > /* > Applied to u-boot-imx, thanks ! Best regards, Stefano Babic -- ===================================================================== DENX Software Engineering GmbH, Managing Director: Wolfgang Denk HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: +49-8142-66989-53 Fax: +49-8142-66989-80 Email: sbabic at denx.de =====================================================================