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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-19 16:18:39 -0500
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-19 16:18:39 -0500
commit59b8175c771040afcd4ad67022b0cc80c216b866 (patch)
tree4ef5935bee1e342716d49b9d4b99e3fa835526e6 /drivers/serial/imx.c
parent920841d8d1d61bc12b43f95a579a5374f6d98f81 (diff)
parent3b0eb4a195a124567cd0dd6f700f8388def542c6 (diff)
Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm: (117 commits) [ARM] 4058/2: iop32x: set ->broken_parity_status on n2100 onboard r8169 ports [ARM] 4140/1: AACI stability add ac97 timeout and retries [ARM] 4139/1: AACI record support [ARM] 4138/1: AACI: multiple channel support for IRQ handling [ARM] 4211/1: Provide a defconfig for ns9xxx [ARM] 4210/1: base for new machine type "NetSilicon NS9360" [ARM] 4222/1: S3C2443: Remove reference to missing S3C2443_PM [ARM] 4221/1: S3C2443: DMA support [ARM] 4220/1: S3C24XX: DMA system initialised from sysdev [ARM] 4219/1: S3C2443: DMA source definitions [ARM] 4218/1: S3C2412: fix CONFIG_CPU_S3C2412_ONLY wrt to S3C2443 [ARM] 4217/1: S3C24XX: remove the dma channel show at startup [ARM] 4090/2: avoid clash between PXA and SA1111 defines [ARM] 4216/1: add .gitignore entries for ARM specific files [ARM] 4214/2: S3C2410: Add Armzone QT2410 [ARM] 4215/1: s3c2410 usb device: per-platform vbus_draw [ARM] 4213/1: S3C2410 - Update definition of ADCTSC_XY_PST [ARM] 4098/1: ARM: rtc_lock only used with rtc_cmos [ARM] 4137/1: Add kexec support [ARM] 4201/1: SMP barriers pair needed for the secondary boot process ... Fix up conflict due to typedef removal in sound/arm/aaci.h
Diffstat (limited to 'drivers/serial/imx.c')
-rw-r--r--drivers/serial/imx.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/serial/imx.c b/drivers/serial/imx.c
index e216dcf29376..04cc88cc528c 100644
--- a/drivers/serial/imx.c
+++ b/drivers/serial/imx.c
@@ -154,7 +154,7 @@ static inline void imx_transmit_buffer(struct imx_port *sport)
154{ 154{
155 struct circ_buf *xmit = &sport->port.info->xmit; 155 struct circ_buf *xmit = &sport->port.info->xmit;
156 156
157 do { 157 while (!(UTS((u32)sport->port.membase) & UTS_TXFULL)) {
158 /* send xmit->buf[xmit->tail] 158 /* send xmit->buf[xmit->tail]
159 * out the port here */ 159 * out the port here */
160 URTX0((u32)sport->port.membase) = xmit->buf[xmit->tail]; 160 URTX0((u32)sport->port.membase) = xmit->buf[xmit->tail];
@@ -163,7 +163,7 @@ static inline void imx_transmit_buffer(struct imx_port *sport)
163 sport->port.icount.tx++; 163 sport->port.icount.tx++;
164 if (uart_circ_empty(xmit)) 164 if (uart_circ_empty(xmit))
165 break; 165 break;
166 } while (!(UTS((u32)sport->port.membase) & UTS_TXFULL)); 166 }
167 167
168 if (uart_circ_empty(xmit)) 168 if (uart_circ_empty(xmit))
169 imx_stop_tx(&sport->port); 169 imx_stop_tx(&sport->port);
@@ -178,8 +178,7 @@ static void imx_start_tx(struct uart_port *port)
178 178
179 UCR1((u32)sport->port.membase) |= UCR1_TXMPTYEN; 179 UCR1((u32)sport->port.membase) |= UCR1_TXMPTYEN;
180 180
181 if(UTS((u32)sport->port.membase) & UTS_TXEMPTY) 181 imx_transmit_buffer(sport);
182 imx_transmit_buffer(sport);
183} 182}
184 183
185static irqreturn_t imx_rtsint(int irq, void *dev_id) 184static irqreturn_t imx_rtsint(int irq, void *dev_id)
@@ -404,7 +403,8 @@ static int imx_startup(struct uart_port *port)
404 if (retval) goto error_out2; 403 if (retval) goto error_out2;
405 404
406 retval = request_irq(sport->rtsirq, imx_rtsint, 405 retval = request_irq(sport->rtsirq, imx_rtsint,
407 IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING, 406 (sport->rtsirq < IMX_IRQS) ? 0 :
407 IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING,
408 DRIVER_NAME, sport); 408 DRIVER_NAME, sport);
409 if (retval) goto error_out3; 409 if (retval) goto error_out3;
410 410
@@ -678,7 +678,7 @@ static struct imx_port imx_ports[] = {
678 .mapbase = IMX_UART1_BASE, /* FIXME */ 678 .mapbase = IMX_UART1_BASE, /* FIXME */
679 .irq = UART1_MINT_RX, 679 .irq = UART1_MINT_RX,
680 .uartclk = 16000000, 680 .uartclk = 16000000,
681 .fifosize = 8, 681 .fifosize = 32,
682 .flags = UPF_BOOT_AUTOCONF, 682 .flags = UPF_BOOT_AUTOCONF,
683 .ops = &imx_pops, 683 .ops = &imx_pops,
684 .line = 0, 684 .line = 0,
@@ -694,7 +694,7 @@ static struct imx_port imx_ports[] = {
694 .mapbase = IMX_UART2_BASE, /* FIXME */ 694 .mapbase = IMX_UART2_BASE, /* FIXME */
695 .irq = UART2_MINT_RX, 695 .irq = UART2_MINT_RX,
696 .uartclk = 16000000, 696 .uartclk = 16000000,
697 .fifosize = 8, 697 .fifosize = 32,
698 .flags = UPF_BOOT_AUTOCONF, 698 .flags = UPF_BOOT_AUTOCONF,
699 .ops = &imx_pops, 699 .ops = &imx_pops,
700 .line = 1, 700 .line = 1,