A-Team_Digital_Solutions/android_kernel_motorola_sm6375
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Merge branch 'omap2-upstream' into devel

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This commit is contained in:
Russell King 2008-04-19 17:17:29 +01:00 • committed by Russell King
commit adf6d34e46
737 changed files with 24475 additions and 14528 deletions
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7
drivers/serial/8250_pci.c
View file

@ -1214,13 +1214,6 @@ static struct pciserial_board pci_boards[] __devinitdata = {
.base_baud = 115200,
.uart_offset = 8,
},
[pbn_b0_8_115200] = {
.flags = FL_BASE0,
.num_ports = 8,
.base_baud = 115200,
.uart_offset = 8,
},
[pbn_b0_1_921600] = {
.flags = FL_BASE0,
.num_ports = 1,

30
drivers/serial/atmel_serial.c
View file

@ -96,6 +96,7 @@
/* PDC registers */
#define UART_PUT_PTCR(port,v) __raw_writel(v, (port)->membase + ATMEL_PDC_PTCR)
#define UART_GET_TCR(port) __raw_readl((port)->membase + ATMEL_PDC_TCR)
#define UART_GET_PTSR(port) __raw_readl((port)->membase + ATMEL_PDC_PTSR)
#define UART_PUT_RPR(port,v) __raw_writel(v, (port)->membase + ATMEL_PDC_RPR)
@ -106,6 +107,7 @@
#define UART_PUT_TPR(port,v) __raw_writel(v, (port)->membase + ATMEL_PDC_TPR)
#define UART_PUT_TCR(port,v) __raw_writel(v, (port)->membase + ATMEL_PDC_TCR)
#define UART_GET_TCR(port) __raw_readl((port)->membase + ATMEL_PDC_TCR)
static int (*atmel_open_hook)(struct uart_port *);
static void (*atmel_close_hook)(struct uart_port *);
@ -562,17 +564,22 @@ static void atmel_tx_dma(struct uart_port *port)
struct atmel_dma_buffer *pdc = &atmel_port->pdc_tx;
int count;
/* nothing left to transmit? */
if (UART_GET_TCR(port))
return;
xmit->tail += pdc->ofs;
xmit->tail &= UART_XMIT_SIZE - 1;
port->icount.tx += pdc->ofs;
pdc->ofs = 0;
if (!uart_circ_empty(xmit)) {
/* more to transmit - setup next transfer */
/* more to transmit - setup next transfer */
/* disable PDC transmit */
UART_PUT_PTCR(port, ATMEL_PDC_TXTDIS);
/* disable PDC transmit */
UART_PUT_PTCR(port, ATMEL_PDC_TXTDIS);
if (!uart_circ_empty(xmit)) {
dma_sync_single_for_device(port->dev,
pdc->dma_addr,
pdc->dma_size,
@ -586,11 +593,6 @@ static void atmel_tx_dma(struct uart_port *port)
/* re-enable PDC transmit and interrupts */
UART_PUT_PTCR(port, ATMEL_PDC_TXTEN);
UART_PUT_IER(port, ATMEL_US_ENDTX | ATMEL_US_TXBUFE);
} else {
/* nothing left to transmit - disable the transmitter */
/* disable PDC transmit */
UART_PUT_PTCR(port, ATMEL_PDC_TXTDIS);
}
if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
@ -1274,6 +1276,7 @@ static void atmel_console_write(struct console *co, const char *s, u_int count)
{
struct uart_port *port = &atmel_ports[co->index].uart;
unsigned int status, imr;
unsigned int pdc_tx;
/*
* First, save IMR and then disable interrupts
@ -1281,6 +1284,10 @@ static void atmel_console_write(struct console *co, const char *s, u_int count)
imr = UART_GET_IMR(port);
UART_PUT_IDR(port, ATMEL_US_RXRDY | ATMEL_US_TXRDY);
/* Store PDC transmit status and disable it */
pdc_tx = UART_GET_PTSR(port) & ATMEL_PDC_TXTEN;
UART_PUT_PTCR(port, ATMEL_PDC_TXTDIS);
uart_console_write(port, s, count, atmel_console_putchar);
/*
@ -1290,6 +1297,11 @@ static void atmel_console_write(struct console *co, const char *s, u_int count)
do {
status = UART_GET_CSR(port);
} while (!(status & ATMEL_US_TXRDY));
/* Restore PDC transmit status */
if (pdc_tx)
UART_PUT_PTCR(port, ATMEL_PDC_TXTEN);
/* set interrupts back the way they were */
UART_PUT_IER(port, imr);
}