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Message-ID: <4CFE14D7.6000507@dsn.okisemi.com>
Date: Tue, 07 Dec 2010 20:04:55 +0900
From: Tomoya MORINAGA <tomoya-linux@....okisemi.com>
To: Wolfgang Grandegger <wg@...ndegger.com>,
socketcan-core@...ts.berlios.de, netdev@...r.kernel.org,
linux-kernel@...r.kernel.org
CC: qi.wang@...el.com, yong.y.wang@...el.com,
andrew.chih.howe.khor@...el.com, joel.clark@...el.com,
kok.howg.ewe@...el.com, margie.foster@...el.com
Subject: [PATCH net-next-2.6 v8 05/20] CAN : Fix warnings
Currently, in case CONFIG_PM is disabled, compiler outputs warnings.
Move six functions which are used only CONFIG_PM is enabled,
into "#ifdef CONFIG_PM" area.
Signed-off-by: Tomoya MORINAGA <tomoya-linux@....okisemi.com>
---
drivers/net/can/pch_can.c | 146 ++++++++++++++++++++++----------------------
1 files changed, 73 insertions(+), 73 deletions(-)
diff --git a/drivers/net/can/pch_can.c b/drivers/net/can/pch_can.c
index d646fbc..5fc99cb 100644
--- a/drivers/net/can/pch_can.c
+++ b/drivers/net/can/pch_can.c
@@ -245,23 +245,6 @@ static void pch_can_set_optmode(struct pch_can_priv *priv)
iowrite32(reg_val, &priv->regs->opt);
}
-static void pch_can_set_int_custom(struct pch_can_priv *priv)
-{
- /* Clearing the IE, SIE and EIE bits of Can control register. */
- pch_can_bit_clear(&priv->regs->cont, PCH_CTRL_IE_SIE_EIE);
-
- /* Appropriately setting them. */
- pch_can_bit_set(&priv->regs->cont,
- ((priv->int_enables & PCH_MSK_CTRL_IE_SIE_EIE) << 1));
-}
-
-/* This function retrieves interrupt enabled for the CAN device. */
-static void pch_can_get_int_enables(struct pch_can_priv *priv, u32 *enables)
-{
- /* Obtaining the status of IE, SIE and EIE interrupt bits. */
- *enables = ((ioread32(&priv->regs->cont) & PCH_CTRL_IE_SIE_EIE) >> 1);
-}
-
static void pch_can_set_int_enables(struct pch_can_priv *priv,
enum pch_can_mode interrupt_no)
{
@@ -355,61 +338,11 @@ static void pch_can_set_tx_all(struct pch_can_priv *priv, u32 set)
pch_can_set_rxtx(priv, i, set, PCH_TX_IFREG);
}
-static u32 pch_can_get_rxtx_ir(struct pch_can_priv *priv, u32 buff_num,
- enum pch_ifreg dir)
-{
- u32 ie, enable;
-
- if (dir)
- ie = PCH_IF_MCONT_RXIE;
- else
- ie = PCH_IF_MCONT_TXIE;
-
- iowrite32(PCH_CMASK_RX_TX_GET, &priv->regs->ifregs[dir].cmask);
- pch_can_check_if_busy(&priv->regs->ifregs[dir].creq, buff_num);
-
- if (((ioread32(&priv->regs->ifregs[dir].id2)) & PCH_ID_MSGVAL) &&
- ((ioread32(&priv->regs->ifregs[dir].mcont)) & ie)) {
- enable = 1;
- } else {
- enable = 0;
- }
- return enable;
-}
-
static int pch_can_int_pending(struct pch_can_priv *priv)
{
return ioread32(&priv->regs->intr) & 0xffff;
}
-static void pch_can_set_rx_buffer_link(struct pch_can_priv *priv,
- u32 buffer_num, u32 set)
-{
- iowrite32(PCH_CMASK_RX_TX_GET, &priv->regs->ifregs[0].cmask);
- pch_can_check_if_busy(&priv->regs->ifregs[0].creq, buffer_num);
- iowrite32(PCH_CMASK_RDWR | PCH_CMASK_CTRL,
- &priv->regs->ifregs[0].cmask);
- if (set == PCH_ENABLE)
- pch_can_bit_clear(&priv->regs->ifregs[0].mcont,
- PCH_IF_MCONT_EOB);
- else
- pch_can_bit_set(&priv->regs->ifregs[0].mcont, PCH_IF_MCONT_EOB);
-
- pch_can_check_if_busy(&priv->regs->ifregs[0].creq, buffer_num);
-}
-
-static void pch_can_get_rx_buffer_link(struct pch_can_priv *priv,
- u32 buffer_num, u32 *link)
-{
- iowrite32(PCH_CMASK_RX_TX_GET, &priv->regs->ifregs[0].cmask);
- pch_can_check_if_busy(&priv->regs->ifregs[0].creq, buffer_num);
-
- if (ioread32(&priv->regs->ifregs[0].mcont) & PCH_IF_MCONT_EOB)
- *link = PCH_DISABLE;
- else
- *link = PCH_ENABLE;
-}
-
static void pch_can_clear_buffers(struct pch_can_priv *priv)
{
int i;
@@ -583,12 +516,6 @@ static void pch_can_int_clr(struct pch_can_priv *priv, u32 mask)
}
}
-static int pch_can_get_buffer_status(struct pch_can_priv *priv)
-{
- return (ioread32(&priv->regs->treq1) & 0xffff) |
- ((ioread32(&priv->regs->treq2) & 0xffff) << 16);
-}
-
static void pch_can_reset(struct pch_can_priv *priv)
{
/* write to sw reset register */
@@ -1109,6 +1036,79 @@ static void __devexit pch_can_remove(struct pci_dev *pdev)
}
#ifdef CONFIG_PM
+static void pch_can_set_int_custom(struct pch_can_priv *priv)
+{
+ /* Clearing the IE, SIE and EIE bits of Can control register. */
+ pch_can_bit_clear(&priv->regs->cont, PCH_CTRL_IE_SIE_EIE);
+
+ /* Appropriately setting them. */
+ pch_can_bit_set(&priv->regs->cont,
+ ((priv->int_enables & PCH_MSK_CTRL_IE_SIE_EIE) << 1));
+}
+
+/* This function retrieves interrupt enabled for the CAN device. */
+static void pch_can_get_int_enables(struct pch_can_priv *priv, u32 *enables)
+{
+ /* Obtaining the status of IE, SIE and EIE interrupt bits. */
+ *enables = ((ioread32(&priv->regs->cont) & PCH_CTRL_IE_SIE_EIE) >> 1);
+}
+
+static u32 pch_can_get_rxtx_ir(struct pch_can_priv *priv, u32 buff_num,
+ enum pch_ifreg dir)
+{
+ u32 ie, enable;
+
+ if (dir)
+ ie = PCH_IF_MCONT_RXIE;
+ else
+ ie = PCH_IF_MCONT_TXIE;
+
+ iowrite32(PCH_CMASK_RX_TX_GET, &priv->regs->ifregs[dir].cmask);
+ pch_can_check_if_busy(&priv->regs->ifregs[dir].creq, buff_num);
+
+ if (((ioread32(&priv->regs->ifregs[dir].id2)) & PCH_ID_MSGVAL) &&
+ ((ioread32(&priv->regs->ifregs[dir].mcont)) & ie)) {
+ enable = 1;
+ } else {
+ enable = 0;
+ }
+ return enable;
+}
+
+static void pch_can_set_rx_buffer_link(struct pch_can_priv *priv,
+ u32 buffer_num, u32 set)
+{
+ iowrite32(PCH_CMASK_RX_TX_GET, &priv->regs->ifregs[0].cmask);
+ pch_can_check_if_busy(&priv->regs->ifregs[0].creq, buffer_num);
+ iowrite32(PCH_CMASK_RDWR | PCH_CMASK_CTRL,
+ &priv->regs->ifregs[0].cmask);
+ if (set == PCH_ENABLE)
+ pch_can_bit_clear(&priv->regs->ifregs[0].mcont,
+ PCH_IF_MCONT_EOB);
+ else
+ pch_can_bit_set(&priv->regs->ifregs[0].mcont, PCH_IF_MCONT_EOB);
+
+ pch_can_check_if_busy(&priv->regs->ifregs[0].creq, buffer_num);
+}
+
+static void pch_can_get_rx_buffer_link(struct pch_can_priv *priv,
+ u32 buffer_num, u32 *link)
+{
+ iowrite32(PCH_CMASK_RX_TX_GET, &priv->regs->ifregs[0].cmask);
+ pch_can_check_if_busy(&priv->regs->ifregs[0].creq, buffer_num);
+
+ if (ioread32(&priv->regs->ifregs[0].mcont) & PCH_IF_MCONT_EOB)
+ *link = PCH_DISABLE;
+ else
+ *link = PCH_ENABLE;
+}
+
+static int pch_can_get_buffer_status(struct pch_can_priv *priv)
+{
+ return (ioread32(&priv->regs->treq1) & 0xffff) |
+ ((ioread32(&priv->regs->treq2) & 0xffff) << 16);
+}
+
static int pch_can_suspend(struct pci_dev *pdev, pm_message_t state)
{
int i; /* Counter variable. */
--
1.6.0.6
--
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