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Fix more issues detected by cppcheck

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This commit is contained in:
Gregory Nutt
2014-11-25 14:25:02 -06:00
parent 6498e1127e
commit f6f8575de3
1 changed files with 21 additions and 20 deletions
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configs/freedom-kl25z/src/kl_wifi.c
+21 -20
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@@ -81,37 +81,34 @@
* Public Functions * Public Functions
****************************************************************************/ ****************************************************************************/
/* /* Used by CC3000 driver to read status of WIFI_IRQ */
* Used by CC3000 driver to read status of WIFI_IRQ
*/
inline long ReadWlanInterruptPin(void) inline long ReadWlanInterruptPin(void)
{ {
// Return the status of WIFI_IRQ pin /* Return the status of WIFI_IRQ pin */
return kl_gpioread(GPIO_WIFI_IRQ);
return kl_gpioread(GPIO_WIFI_IRQ);
} }
/* /* Enable/Disable WiFi */
* Enable/Disable WiFi
*/
void WriteWlanEnablePin(uint8_t val) void WriteWlanEnablePin(uint8_t val)
{ {
kl_gpiowrite(GPIO_WIFI_EN, val); kl_gpiowrite(GPIO_WIFI_EN, val);
} }
/* /* Assert CC3000 CS */
* Assert CC3000 CS
*/
void AssertWlanCS(void) void AssertWlanCS(void)
{ {
kl_gpiowrite(GPIO_WIFI_CS, false); kl_gpiowrite(GPIO_WIFI_CS, false);
} }
/* /* Deassert CC3000 CS */
* Deassert CC3000 CS
*/
void DeassertWlanCS(void) void DeassertWlanCS(void)
{ {
kl_gpiowrite(GPIO_WIFI_CS, true); kl_gpiowrite(GPIO_WIFI_CS, true);
} }
/**************************************************************************** /****************************************************************************
@@ -130,21 +127,27 @@ void Wlan_Setup(void)
printf("\nExecuting kl_irq_initialize!\n"); printf("\nExecuting kl_irq_initialize!\n");
/* Configure the PIN used to enable the chip */ /* Configure the PIN used to enable the chip */
kl_configgpio(GPIO_WIFI_EN); kl_configgpio(GPIO_WIFI_EN);
/* Configure PIN to detect interrupts */ /* Configure PIN to detect interrupts */
kl_configgpio(GPIO_WIFI_IRQ); kl_configgpio(GPIO_WIFI_IRQ);
/* Configure PIN used as SPI CS */ /* Configure PIN used as SPI CS */
kl_configgpio(GPIO_WIFI_CS); kl_configgpio(GPIO_WIFI_CS);
/* Make sure the chip is OFF before we start */ /* Make sure the chip is OFF before we start */
WriteWlanEnablePin(false); WriteWlanEnablePin(false);
/* Make sure the SPI CS pin is deasserted */ /* Make sure the SPI CS pin is deasserted */
DeassertWlanCS(); DeassertWlanCS();
/* Configure pin to detect interrupt on falling edge */ /* Configure pin to detect interrupt on falling edge */
regval = getreg32(KL_PORTA_PCR16); regval = getreg32(KL_PORTA_PCR16);
regval |= PORT_PCR_IRQC_FALLING; regval |= PORT_PCR_IRQC_FALLING;
putreg32(regval, KL_PORTA_PCR16); putreg32(regval, KL_PORTA_PCR16);
@@ -152,8 +155,6 @@ void Wlan_Setup(void)
ret = irq_attach(KL_IRQ_PORTA, CC3000InterruptHandler); ret = irq_attach(KL_IRQ_PORTA, CC3000InterruptHandler);
if (ret == OK) if (ret == OK)
{ {
up_enable_irq(KL_IRQ_PORTA); up_enable_irq(KL_IRQ_PORTA);
} }
} }