Message ID | 1295537003-1789-1-git-send-email-ratbert.chuang@gmail.com |
---|---|
State | Superseded |
Headers | show |
Hello. Po-Yu Chuang wrote: > From: Po-Yu Chuang <ratbert@faraday-tech.com> > This patch also update get_timer() usage. This seems like a material for a separate patch. > Signed-off-by: Po-Yu Chuang <ratbert@faraday-tech.com> > --- > drivers/net/ftmac100.c | 20 +++++++++----------- > 1 files changed, 9 insertions(+), 11 deletions(-) > diff --git a/drivers/net/ftmac100.c b/drivers/net/ftmac100.c > index 2328cb5..787d69b 100644 > --- a/drivers/net/ftmac100.c > +++ b/drivers/net/ftmac100.c [...] > @@ -219,14 +219,12 @@ ftmac100_send (struct eth_device *dev, volatile void *packet, int length) > curr_des->txdes0 = FTMAC100_TXDES0_TXDMA_OWN; > > /* start transmit */ > - > writel (1, &ftmac100->txpd); > > /* wait for transfer to succeed */ > - > - tmo = get_timer (0) + 5 * CONFIG_SYS_HZ; > + start = get_timer (0); > while (curr_des->txdes0 & FTMAC100_TXDES0_TXDMA_OWN) { > - if (get_timer (0) >= tmo) { > + if (get_timer (start) >= 5) { I'm not sure this is equivalent to the old code... > debug ("%s(): timed out\n", __func__); > return -1; > } checkpatch.pl says: WARNING: space prohibited between function name and open parenthesis '(' #66: FILE: drivers/net/ftmac100.c:225: + start = get_timer (0); WARNING: space prohibited between function name and open parenthesis '(' #69: FILE: drivers/net/ftmac100.c:227: + if (get_timer (start) >= 5) { I know you're only modifying the existing code, but it's time to fix the style of it as well... WBR, Sergei
Hi Sergei, On Thu, Jan 20, 2011 at 11:38 PM, Sergei Shtylyov <sshtylyov@mvista.com> wrote: > Hello. > > Po-Yu Chuang wrote: > >> From: Po-Yu Chuang <ratbert@faraday-tech.com> > >> This patch also update get_timer() usage. > > This seems like a material for a separate patch. OK, I will split this to 2 patches later. > [...] >> >> @@ -219,14 +219,12 @@ ftmac100_send (struct eth_device *dev, volatile void >> *packet, int length) >> curr_des->txdes0 = FTMAC100_TXDES0_TXDMA_OWN; >> /* start transmit */ >> - >> writel (1, &ftmac100->txpd); >> /* wait for transfer to succeed */ >> - >> - tmo = get_timer (0) + 5 * CONFIG_SYS_HZ; >> + start = get_timer (0); >> while (curr_des->txdes0 & FTMAC100_TXDES0_TXDMA_OWN) { >> - if (get_timer (0) >= tmo) { >> + if (get_timer (start) >= 5) { > > I'm not sure this is equivalent to the old code... The original code waits unnecessarily long. This change refers to the way the newer driver does - drivers/net/ftgmac100.c. >> debug ("%s(): timed out\n", __func__); >> return -1; >> } > > checkpatch.pl says: > > WARNING: space prohibited between function name and open parenthesis '(' > #66: FILE: drivers/net/ftmac100.c:225: > + start = get_timer (0); > > WARNING: space prohibited between function name and open parenthesis '(' > #69: FILE: drivers/net/ftmac100.c:227: > + if (get_timer (start) >= 5) { > > I know you're only modifying the existing code, but it's time to fix the > style of it as well... OK, I'll fix it. Thanks, Po-Yu Chuang
diff --git a/drivers/net/ftmac100.c b/drivers/net/ftmac100.c index 2328cb5..787d69b 100644 --- a/drivers/net/ftmac100.c +++ b/drivers/net/ftmac100.c @@ -30,8 +30,8 @@ #define ETH_ZLEN 60 struct ftmac100_data { - volatile struct ftmac100_txdes txdes[1]; - volatile struct ftmac100_rxdes rxdes[PKTBUFSRX]; + struct ftmac100_txdes txdes[1]; + struct ftmac100_rxdes rxdes[PKTBUFSRX]; int rx_index; }; @@ -88,8 +88,8 @@ static int ftmac100_init (struct eth_device *dev, bd_t *bd) { struct ftmac100 *ftmac100 = (struct ftmac100 *)dev->iobase; struct ftmac100_data *priv = dev->priv; - volatile struct ftmac100_txdes *txdes = priv->txdes; - volatile struct ftmac100_rxdes *rxdes = priv->rxdes; + struct ftmac100_txdes *txdes = priv->txdes; + struct ftmac100_rxdes *rxdes = priv->rxdes; unsigned int maccr; int i; @@ -153,7 +153,7 @@ static int ftmac100_init (struct eth_device *dev, bd_t *bd) static int ftmac100_recv (struct eth_device *dev) { struct ftmac100_data *priv = dev->priv; - volatile struct ftmac100_rxdes *curr_des; + struct ftmac100_rxdes *curr_des; unsigned short rxlen; curr_des = &priv->rxdes[priv->rx_index]; @@ -195,8 +195,8 @@ ftmac100_send (struct eth_device *dev, volatile void *packet, int length) { struct ftmac100 *ftmac100 = (struct ftmac100 *)dev->iobase; struct ftmac100_data *priv = dev->priv; - volatile struct ftmac100_txdes *curr_des = priv->txdes; - int tmo; + struct ftmac100_txdes *curr_des = priv->txdes; + ulong start; if (curr_des->txdes0 & FTMAC100_TXDES0_TXDMA_OWN) { debug ("%s(): no TX descriptor available\n", __func__); @@ -219,14 +219,12 @@ ftmac100_send (struct eth_device *dev, volatile void *packet, int length) curr_des->txdes0 = FTMAC100_TXDES0_TXDMA_OWN; /* start transmit */ - writel (1, &ftmac100->txpd); /* wait for transfer to succeed */ - - tmo = get_timer (0) + 5 * CONFIG_SYS_HZ; + start = get_timer (0); while (curr_des->txdes0 & FTMAC100_TXDES0_TXDMA_OWN) { - if (get_timer (0) >= tmo) { + if (get_timer (start) >= 5) { debug ("%s(): timed out\n", __func__); return -1; }