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authorArnd Bergmann <arnd@arndb.de>2012-02-22 09:20:07 -0500
committerArnd Bergmann <arnd@arndb.de>2012-02-22 09:20:18 -0500
commit2daa79ec2126f8e710391e9d8e8f0d31d7c91d5f (patch)
treeab89c74c09c2986fa01c25ad8e45989a48a18899 /drivers/tty
parent7dae8c5209147ad06d424928a5f1ec45caa87691 (diff)
parent678a0222edc9da43a22145d68647500ee85e6c04 (diff)
Merge branch 'lpc32xx/drivers' into next/drivers
* lpc32xx/drivers: (566 commits) ARM: LPC32xx: ADC support for mach-lpc32xx Includes an update to Linux 3.3-rc4 Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'drivers/tty')
-rw-r--r--drivers/tty/serial/8250/8250.c2
-rw-r--r--drivers/tty/serial/m32r_sio.c (renamed from drivers/tty/serial/8250/m32r_sio.c)0
-rw-r--r--drivers/tty/serial/m32r_sio.h (renamed from drivers/tty/serial/8250/m32r_sio.h)0
-rw-r--r--drivers/tty/serial/m32r_sio_reg.h (renamed from drivers/tty/serial/8250/m32r_sio_reg.h)0
-rw-r--r--drivers/tty/serial/omap-serial.c30
-rw-r--r--drivers/tty/serial/samsung.c3
-rw-r--r--drivers/tty/vt/vt_ioctl.c1
7 files changed, 28 insertions, 8 deletions
diff --git a/drivers/tty/serial/8250/8250.c b/drivers/tty/serial/8250/8250.c
index 9f50c4e3c2be..9b7336fcfbb3 100644
--- a/drivers/tty/serial/8250/8250.c
+++ b/drivers/tty/serial/8250/8250.c
@@ -45,7 +45,7 @@
45#include "8250.h" 45#include "8250.h"
46 46
47#ifdef CONFIG_SPARC 47#ifdef CONFIG_SPARC
48#include "suncore.h" 48#include "../suncore.h"
49#endif 49#endif
50 50
51/* 51/*
diff --git a/drivers/tty/serial/8250/m32r_sio.c b/drivers/tty/serial/m32r_sio.c
index 94a6792bf97b..94a6792bf97b 100644
--- a/drivers/tty/serial/8250/m32r_sio.c
+++ b/drivers/tty/serial/m32r_sio.c
diff --git a/drivers/tty/serial/8250/m32r_sio.h b/drivers/tty/serial/m32r_sio.h
index e9b7e11793b1..e9b7e11793b1 100644
--- a/drivers/tty/serial/8250/m32r_sio.h
+++ b/drivers/tty/serial/m32r_sio.h
diff --git a/drivers/tty/serial/8250/m32r_sio_reg.h b/drivers/tty/serial/m32r_sio_reg.h
index 4671473793e3..4671473793e3 100644
--- a/drivers/tty/serial/8250/m32r_sio_reg.h
+++ b/drivers/tty/serial/m32r_sio_reg.h
diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c
index 1c2426931484..f80904145fd4 100644
--- a/drivers/tty/serial/omap-serial.c
+++ b/drivers/tty/serial/omap-serial.c
@@ -46,6 +46,13 @@
46 46
47#define DEFAULT_CLK_SPEED 48000000 /* 48Mhz*/ 47#define DEFAULT_CLK_SPEED 48000000 /* 48Mhz*/
48 48
49/* SCR register bitmasks */
50#define OMAP_UART_SCR_RX_TRIG_GRANU1_MASK (1 << 7)
51
52/* FCR register bitmasks */
53#define OMAP_UART_FCR_RX_FIFO_TRIG_SHIFT 6
54#define OMAP_UART_FCR_RX_FIFO_TRIG_MASK (0x3 << 6)
55
49static struct uart_omap_port *ui[OMAP_MAX_HSUART_PORTS]; 56static struct uart_omap_port *ui[OMAP_MAX_HSUART_PORTS];
50 57
51/* Forward declaration of functions */ 58/* Forward declaration of functions */
@@ -129,6 +136,7 @@ static void serial_omap_enable_ms(struct uart_port *port)
129static void serial_omap_stop_tx(struct uart_port *port) 136static void serial_omap_stop_tx(struct uart_port *port)
130{ 137{
131 struct uart_omap_port *up = (struct uart_omap_port *)port; 138 struct uart_omap_port *up = (struct uart_omap_port *)port;
139 struct omap_uart_port_info *pdata = up->pdev->dev.platform_data;
132 140
133 if (up->use_dma && 141 if (up->use_dma &&
134 up->uart_dma.tx_dma_channel != OMAP_UART_DMA_CH_FREE) { 142 up->uart_dma.tx_dma_channel != OMAP_UART_DMA_CH_FREE) {
@@ -151,6 +159,9 @@ static void serial_omap_stop_tx(struct uart_port *port)
151 serial_out(up, UART_IER, up->ier); 159 serial_out(up, UART_IER, up->ier);
152 } 160 }
153 161
162 if (!up->use_dma && pdata->set_forceidle)
163 pdata->set_forceidle(up->pdev);
164
154 pm_runtime_mark_last_busy(&up->pdev->dev); 165 pm_runtime_mark_last_busy(&up->pdev->dev);
155 pm_runtime_put_autosuspend(&up->pdev->dev); 166 pm_runtime_put_autosuspend(&up->pdev->dev);
156} 167}
@@ -279,6 +290,7 @@ static inline void serial_omap_enable_ier_thri(struct uart_omap_port *up)
279static void serial_omap_start_tx(struct uart_port *port) 290static void serial_omap_start_tx(struct uart_port *port)
280{ 291{
281 struct uart_omap_port *up = (struct uart_omap_port *)port; 292 struct uart_omap_port *up = (struct uart_omap_port *)port;
293 struct omap_uart_port_info *pdata = up->pdev->dev.platform_data;
282 struct circ_buf *xmit; 294 struct circ_buf *xmit;
283 unsigned int start; 295 unsigned int start;
284 int ret = 0; 296 int ret = 0;
@@ -286,6 +298,8 @@ static void serial_omap_start_tx(struct uart_port *port)
286 if (!up->use_dma) { 298 if (!up->use_dma) {
287 pm_runtime_get_sync(&up->pdev->dev); 299 pm_runtime_get_sync(&up->pdev->dev);
288 serial_omap_enable_ier_thri(up); 300 serial_omap_enable_ier_thri(up);
301 if (pdata->set_noidle)
302 pdata->set_noidle(up->pdev);
289 pm_runtime_mark_last_busy(&up->pdev->dev); 303 pm_runtime_mark_last_busy(&up->pdev->dev);
290 pm_runtime_put_autosuspend(&up->pdev->dev); 304 pm_runtime_put_autosuspend(&up->pdev->dev);
291 return; 305 return;
@@ -726,8 +740,7 @@ serial_omap_set_termios(struct uart_port *port, struct ktermios *termios,
726 quot = serial_omap_get_divisor(port, baud); 740 quot = serial_omap_get_divisor(port, baud);
727 741
728 /* calculate wakeup latency constraint */ 742 /* calculate wakeup latency constraint */
729 up->calc_latency = (1000000 * up->port.fifosize) / 743 up->calc_latency = (USEC_PER_SEC * up->port.fifosize) / (baud / 8);
730 (1000 * baud / 8);
731 up->latency = up->calc_latency; 744 up->latency = up->calc_latency;
732 schedule_work(&up->qos_work); 745 schedule_work(&up->qos_work);
733 746
@@ -811,14 +824,21 @@ serial_omap_set_termios(struct uart_port *port, struct ktermios *termios,
811 up->mcr = serial_in(up, UART_MCR); 824 up->mcr = serial_in(up, UART_MCR);
812 serial_out(up, UART_MCR, up->mcr | UART_MCR_TCRTLR); 825 serial_out(up, UART_MCR, up->mcr | UART_MCR_TCRTLR);
813 /* FIFO ENABLE, DMA MODE */ 826 /* FIFO ENABLE, DMA MODE */
814 serial_out(up, UART_FCR, up->fcr); 827
815 serial_out(up, UART_LCR, UART_LCR_CONF_MODE_B); 828 up->scr |= OMAP_UART_SCR_RX_TRIG_GRANU1_MASK;
816 829
817 if (up->use_dma) { 830 if (up->use_dma) {
818 serial_out(up, UART_TI752_TLR, 0); 831 serial_out(up, UART_TI752_TLR, 0);
819 up->scr |= (UART_FCR_TRIGGER_4 | UART_FCR_TRIGGER_8); 832 up->scr |= UART_FCR_TRIGGER_4;
833 } else {
834 /* Set receive FIFO threshold to 1 byte */
835 up->fcr &= ~OMAP_UART_FCR_RX_FIFO_TRIG_MASK;
836 up->fcr |= (0x1 << OMAP_UART_FCR_RX_FIFO_TRIG_SHIFT);
820 } 837 }
821 838
839 serial_out(up, UART_FCR, up->fcr);
840 serial_out(up, UART_LCR, UART_LCR_CONF_MODE_B);
841
822 serial_out(up, UART_OMAP_SCR, up->scr); 842 serial_out(up, UART_OMAP_SCR, up->scr);
823 843
824 serial_out(up, UART_EFR, up->efr); 844 serial_out(up, UART_EFR, up->efr);
diff --git a/drivers/tty/serial/samsung.c b/drivers/tty/serial/samsung.c
index f96f37b5fec6..c55e5fb16fa3 100644
--- a/drivers/tty/serial/samsung.c
+++ b/drivers/tty/serial/samsung.c
@@ -1593,7 +1593,8 @@ static struct s3c24xx_serial_drv_data s5pv210_serial_drv_data = {
1593#define S5PV210_SERIAL_DRV_DATA (kernel_ulong_t)NULL 1593#define S5PV210_SERIAL_DRV_DATA (kernel_ulong_t)NULL
1594#endif 1594#endif
1595 1595
1596#ifdef CONFIG_CPU_EXYNOS4210 1596#if defined(CONFIG_CPU_EXYNOS4210) || defined(CONFIG_SOC_EXYNOS4212) || \
1597 defined(CONFIG_SOC_EXYNOS4412) || defined(CONFIG_SOC_EXYNOS5250)
1597static struct s3c24xx_serial_drv_data exynos4210_serial_drv_data = { 1598static struct s3c24xx_serial_drv_data exynos4210_serial_drv_data = {
1598 .info = &(struct s3c24xx_uart_info) { 1599 .info = &(struct s3c24xx_uart_info) {
1599 .name = "Samsung Exynos4 UART", 1600 .name = "Samsung Exynos4 UART",
diff --git a/drivers/tty/vt/vt_ioctl.c b/drivers/tty/vt/vt_ioctl.c
index 5e096f43bcea..65447c5f91d7 100644
--- a/drivers/tty/vt/vt_ioctl.c
+++ b/drivers/tty/vt/vt_ioctl.c
@@ -1463,7 +1463,6 @@ compat_kdfontop_ioctl(struct compat_console_font_op __user *fontop,
1463 if (!perm && op->op != KD_FONT_OP_GET) 1463 if (!perm && op->op != KD_FONT_OP_GET)
1464 return -EPERM; 1464 return -EPERM;
1465 op->data = compat_ptr(((struct compat_console_font_op *)op)->data); 1465 op->data = compat_ptr(((struct compat_console_font_op *)op)->data);
1466 op->flags |= KD_FONT_FLAG_OLD;
1467 i = con_font_op(vc, op); 1466 i = con_font_op(vc, op);
1468 if (i) 1467 if (i)
1469 return i; 1468 return i;