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Message-Id: <1423742848-15369-1-git-send-email-a.bouin@gmail.com>
Date: Thu, 12 Feb 2015 13:07:25 +0100
From: Aurelien BOUIN <a.bouin@...il.com>
To: broonie@...nel.org
Cc: festevam@...il.com, linux-spi@...r.kernel.org,
linux-kernel@...r.kernel.org, Aurelien BOUIN <a.bouin@...il.com>
Subject: [PATCH 1/4] serial: imx: checkpatch cleanup
This patch solve various issue detected by checkpatch.pl
Signed-off-by: Aurelien BOUIN <a.bouin@...il.com>
diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c
index a086eef..63eb457 100644
--- a/drivers/tty/serial/imx.c
+++ b/drivers/tty/serial/imx.c
@@ -275,9 +275,12 @@ static struct platform_device_id imx_uart_devtype[] = {
MODULE_DEVICE_TABLE(platform, imx_uart_devtype);
static struct of_device_id imx_uart_dt_ids[] = {
- { .compatible = "fsl,imx6q-uart", .data = &imx_uart_devdata[IMX6Q_UART], },
- { .compatible = "fsl,imx1-uart", .data = &imx_uart_devdata[IMX1_UART], },
- { .compatible = "fsl,imx21-uart", .data = &imx_uart_devdata[IMX21_UART], },
+ { .compatible = "fsl,imx6q-uart",
+ .data = &imx_uart_devdata[IMX6Q_UART], },
+ { .compatible = "fsl,imx1-uart",
+ .data = &imx_uart_devdata[IMX1_UART], },
+ { .compatible = "fsl,imx21-uart",
+ .data = &imx_uart_devdata[IMX21_UART], },
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(of, imx_uart_dt_ids);
@@ -430,6 +433,7 @@ static void imx_stop_tx(struct uart_port *port)
if (USE_IRDA(sport)) {
/* half duplex - wait for end of transmission */
int n = 256;
+
while ((--n > 0) &&
!(readl(sport->port.membase + USR2) & USR2_TXDC)) {
udelay(5);
@@ -621,7 +625,6 @@ static void imx_dma_tx(struct imx_port *sport)
sport->dma_is_txing = 1;
dmaengine_submit(desc);
dma_async_issue_pending(chan);
- return;
}
/*
@@ -870,7 +873,8 @@ static unsigned int imx_tx_empty(struct uart_port *port)
struct imx_port *sport = (struct imx_port *)port;
unsigned int ret;
- ret = (readl(sport->port.membase + USR2) & USR2_TXDC) ? TIOCSER_TEMT : 0;
+ ret = (readl(sport->port.membase + USR2) & USR2_TXDC) ?
+ TIOCSER_TEMT : 0;
/* If the TX DMA is working, return 0. */
if (sport->dma_is_enabled && sport->dma_is_txing)
@@ -1256,6 +1260,7 @@ static int imx_startup(struct uart_port *port)
if (USE_IRDA(sport)) {
struct imxuart_platform_data *pdata;
+
pdata = dev_get_platdata(sport->port.dev);
sport->irda_inv_rx = pdata->irda_inv_rx;
sport->irda_inv_tx = pdata->irda_inv_tx;
@@ -1299,6 +1304,7 @@ static void imx_shutdown(struct uart_port *port)
if (USE_IRDA(sport)) {
struct imxuart_platform_data *pdata;
+
pdata = dev_get_platdata(sport->port.dev);
if (pdata->irda_enable)
pdata->irda_enable(0);
@@ -1754,7 +1760,8 @@ imx_console_get_options(struct imx_port *sport, int *baud,
ubir = readl(sport->port.membase + UBIR) & 0xffff;
ubmr = readl(sport->port.membase + UBMR) & 0xffff;
- ucfr_rfdiv = (readl(sport->port.membase + UFCR) & UFCR_RFDIV) >> 7;
+ ucfr_rfdiv = (readl(sport->port.membase + UFCR) & UFCR_RFDIV)
+ >> 7;
if (ucfr_rfdiv == 6)
ucfr_rfdiv = 7;
else
@@ -1763,12 +1770,13 @@ imx_console_get_options(struct imx_port *sport, int *baud,
uartclk = clk_get_rate(sport->clk_per);
uartclk /= ucfr_rfdiv;
- { /*
- * The next code provides exact computation of
- * baud_raw = round(((uartclk/16) * (ubir + 1)) / (ubmr + 1))
- * without need of float support or long long division,
- * which would be required to prevent 32bit arithmetic overflow
- */
+ {
+ /*
+ * The next code provides exact computation of
+ * baud_raw = round(((uartclk/16) * (ubir + 1)) / (ubmr + 1))
+ * without need of float support or long long division,
+ * which would be required to prevent 32bit arithmetic overflow
+ */
unsigned int mul = ubir + 1;
unsigned int div = 16 * (ubmr + 1);
unsigned int rem = uartclk % div;
@@ -1844,7 +1852,7 @@ static struct console imx_console = {
.data = &imx_reg,
};
-#define IMX_CONSOLE &imx_console
+#define IMX_CONSOLE (&imx_console)
#else
#define IMX_CONSOLE NULL
#endif
--
1.9.1
--
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