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Message-ID: <4CED1920.60904@pengutronix.de>
Date: Wed, 24 Nov 2010 14:54:40 +0100
From: Marc Kleine-Budde <mkl@...gutronix.de>
To: Tomoya MORINAGA <tomoya-linux@....okisemi.com>
CC: Wolfgang Grandegger <wg@...ndegger.com>,
Wolfram Sang <w.sang@...gutronix.de>,
Christian Pellegrin <chripell@...e.org>,
Barry Song <21cnbao@...il.com>,
Samuel Ortiz <sameo@...ux.intel.com>,
socketcan-core@...ts.berlios.de, netdev@...r.kernel.org,
linux-kernel@...r.kernel.org,
"David S. Miller" <davem@...emloft.net>,
andrew.chih.howe.khor@...el.com, qi.wang@...el.com,
margie.foster@...el.com, yong.y.wang@...el.com,
kok.howg.ewe@...el.com, joel.clark@...el.com
Subject: Re: [PATCH net-next-2.6 10/17 v3] can: EG20T PCH: Fix coding rule
violation
On 11/24/2010 01:20 PM, Tomoya MORINAGA wrote:
> Fix coding rule violation.
>
> Signed-off-by: Tomoya MORINAGA <tomoya-linux@....okisemi.com>
Fix my comment (see online) , check if the lines stay (mostly) <= 80
chars and add my Acked-by.
cheers, Marc
> ---
> drivers/net/can/pch_can.c | 48
> ++++++++++++++++++++------------------------
> 1 files changed, 22 insertions(+), 26 deletions(-)
>
> diff --git a/drivers/net/can/pch_can.c b/drivers/net/can/pch_can.c
> index e71817d..318eb1f 100644
> --- a/drivers/net/can/pch_can.c
> +++ b/drivers/net/can/pch_can.c
> @@ -89,9 +89,11 @@
>
> #define PCH_CAN_CLK 50000000 /* 50MHz */
>
> -/* Define the number of message object.
> +/*
> + * Define the number of message object.
> * PCH CAN communications are done via Message RAM.
> - * The Message RAM consists of 32 message objects. */
> + * The Message RAM consists of 32 message objects.
> + */
> #define PCH_RX_OBJ_NUM 26
> #define PCH_TX_OBJ_NUM 6
> #define PCH_RX_OBJ_START 1
> @@ -126,7 +128,7 @@ enum pch_can_mode {
> PCH_CAN_ALL,
> PCH_CAN_NONE,
> PCH_CAN_STOP,
> - PCH_CAN_RUN
> + PCH_CAN_RUN,
> };
>
> struct pch_can_if_regs {
> @@ -290,21 +292,20 @@ static void pch_can_set_rxtx(struct pch_can_priv
> *priv, u32 buff_num,
> else
> ie = PCH_IF_MCONT_RXIE;
>
> - /* Reading the receive buffer data from RAM to Interface1 registers */
> + /* Reading the receive buffer data from RAM to Interface1/2 registers */
> iowrite32(PCH_CMASK_RX_TX_GET, &priv->regs->ifregs[dir].cmask);
> pch_can_rw_msg_obj(&priv->regs->ifregs[dir].creq, buff_num);
>
> - /* Setting the IF1MASK1 register to access MsgVal and RxIE bits */
> + /* Setting the IF1/2MASK1 register to access MsgVal and RxIE bits */
> iowrite32(PCH_CMASK_RDWR | PCH_CMASK_ARB | PCH_CMASK_CTRL,
> &priv->regs->ifregs[dir].cmask);
>
> if (set) {
> - /* Setting the MsgVal and RxIE bits */
> + /* Setting the MsgVal and RxIE/TxIE bits */
> pch_can_bit_set(&priv->regs->ifregs[dir].mcont, ie);
> pch_can_bit_set(&priv->regs->ifregs[dir].id2, PCH_ID_MSGVAL);
> -
> } else {
> - /* Resetting the MsgVal and RxIE bits */
> + /* Clearing the MsgVal and RxIE/TxIE bits */
> pch_can_bit_clear(&priv->regs->ifregs[dir].mcont, ie);
> pch_can_bit_clear(&priv->regs->ifregs[dir].id2, PCH_ID_MSGVAL);
> }
> @@ -312,7 +313,6 @@ static void pch_can_set_rxtx(struct pch_can_priv
> *priv, u32 buff_num,
> pch_can_rw_msg_obj(&priv->regs->ifregs[dir].creq, buff_num);
> }
>
> -
> static void pch_can_set_rx_all(struct pch_can_priv *priv, int set)
> {
> int i;
> @@ -328,7 +328,7 @@ static void pch_can_set_tx_all(struct pch_can_priv
> *priv, int set)
>
> /* Traversing to obtain the object configured as transmit object. */
> for (i = PCH_TX_OBJ_START; i <= PCH_TX_OBJ_END; i++)
> - pch_can_set_rxtx(priv, i, set, 1);
> + pch_can_set_rxtx(priv, i, set, PCH_TX_IFREG);
this should be folded into the patch 1 (along with the introduction of
the enums)
> }
>
> static u32 pch_can_int_pending(struct pch_can_priv *priv)
> @@ -363,8 +363,7 @@ static void pch_can_config_rx_tx_buffers(struct
> pch_can_priv *priv)
> int i;
>
> for (i = PCH_RX_OBJ_START; i <= PCH_RX_OBJ_END; i++) {
> - iowrite32(PCH_CMASK_RX_TX_GET,
> - &priv->regs->ifregs[0].cmask);
> + iowrite32(PCH_CMASK_RX_TX_GET, &priv->regs->ifregs[0].cmask);
> pch_can_rw_msg_obj(&priv->regs->ifregs[0].creq, i);
>
> iowrite32(0x0, &priv->regs->ifregs[0].id1);
> @@ -386,16 +385,14 @@ static void pch_can_config_rx_tx_buffers(struct
> pch_can_priv *priv)
> 0x1fff | PCH_MASK2_MDIR_MXTD);
>
> /* Setting CMASK for writing */
> - iowrite32(PCH_CMASK_RDWR | PCH_CMASK_MASK |
> - PCH_CMASK_ARB | PCH_CMASK_CTRL,
> - &priv->regs->ifregs[0].cmask);
> + iowrite32(PCH_CMASK_RDWR | PCH_CMASK_MASK | PCH_CMASK_ARB |
> + PCH_CMASK_CTRL, &priv->regs->ifregs[0].cmask);
>
> pch_can_rw_msg_obj(&priv->regs->ifregs[0].creq, i);
> }
>
> for (i = PCH_TX_OBJ_START; i <= PCH_TX_OBJ_END; i++) {
> - iowrite32(PCH_CMASK_RX_TX_GET,
> - &priv->regs->ifregs[1].cmask);
> + iowrite32(PCH_CMASK_RX_TX_GET, &priv->regs->ifregs[1].cmask);
> pch_can_rw_msg_obj(&priv->regs->ifregs[1].creq, i);
>
> /* Resetting DIR bit for reception */
> @@ -410,9 +407,8 @@ static void pch_can_config_rx_tx_buffers(struct
> pch_can_priv *priv)
> pch_can_bit_clear(&priv->regs->ifregs[1].mask2, 0x1fff);
>
> /* Setting CMASK for writing */
> - iowrite32(PCH_CMASK_RDWR | PCH_CMASK_MASK |
> - PCH_CMASK_ARB | PCH_CMASK_CTRL,
> - &priv->regs->ifregs[1].cmask);
> + iowrite32(PCH_CMASK_RDWR | PCH_CMASK_MASK | PCH_CMASK_ARB |
> + PCH_CMASK_CTRL, &priv->regs->ifregs[1].cmask);
>
> pch_can_rw_msg_obj(&priv->regs->ifregs[1].creq, i);
> }
> @@ -471,8 +467,9 @@ static void pch_can_int_clr(struct pch_can_priv
> *priv, u32 mask)
>
> pch_can_rw_msg_obj(&priv->regs->ifregs[0].creq, mask);
> } else if ((mask >= PCH_TX_OBJ_START) && (mask <= PCH_TX_OBJ_END)) {
> - /* Setting CMASK for clearing interrupts for
> - frame transmission. */
> + /*
> + * Setting CMASK for clearing interrupts for frame transmission.
> + */
> iowrite32(PCH_CMASK_RDWR | PCH_CMASK_CTRL | PCH_CMASK_ARB,
> &priv->regs->ifregs[1].cmask);
>
> @@ -600,7 +597,6 @@ static irqreturn_t pch_can_interrupt(int irq, void
> *dev_id)
> struct pch_can_priv *priv = netdev_priv(ndev);
>
> pch_can_set_int_enables(priv, PCH_CAN_NONE);
> -
> napi_schedule(&priv->napi);
>
> return IRQ_HANDLED;
> @@ -1048,11 +1044,11 @@ static u32 pch_can_get_rxtx_ir(struct
> pch_can_priv *priv, u32 buff_num, u32 dir)
> pch_can_rw_msg_obj(&priv->regs->ifregs[dir].creq, buff_num);
>
> if (((ioread32(&priv->regs->ifregs[dir].id2)) & PCH_ID_MSGVAL) &&
> - ((ioread32(&priv->regs->ifregs[dir].mcont)) & ie)) {
> + ((ioread32(&priv->regs->ifregs[dir].mcont)) & ie))
> enable = 1;
> - } else {
> + else
> enable = 0;
> - }
> +
> return enable;
> }
>
--
Pengutronix e.K. | Marc Kleine-Budde |
Industrial Linux Solutions | Phone: +49-231-2826-924 |
Vertretung West/Dortmund | Fax: +49-5121-206917-5555 |
Amtsgericht Hildesheim, HRA 2686 | http://www.pengutronix.de |
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