diff options
Diffstat (limited to 'drivers/char')
| -rw-r--r-- | drivers/char/hw_random/Kconfig | 2 | ||||
| -rw-r--r-- | drivers/char/mem.c | 42 | ||||
| -rw-r--r-- | drivers/char/virtio_console.c | 7 | ||||
| -rw-r--r-- | drivers/char/xilinx_hwicap/xilinx_hwicap.c | 30 | ||||
| -rw-r--r-- | drivers/char/xilinx_hwicap/xilinx_hwicap.h | 2 |
5 files changed, 42 insertions, 41 deletions
diff --git a/drivers/char/hw_random/Kconfig b/drivers/char/hw_random/Kconfig index 0689bf6b0183..b2402eb076c7 100644 --- a/drivers/char/hw_random/Kconfig +++ b/drivers/char/hw_random/Kconfig @@ -62,7 +62,7 @@ config HW_RANDOM_AMD config HW_RANDOM_ATMEL tristate "Atmel Random Number Generator support" - depends on HW_RANDOM && ARCH_AT91SAM9G45 + depends on HW_RANDOM && HAVE_CLK default HW_RANDOM ---help--- This driver provides kernel-side support for the Random Number diff --git a/drivers/char/mem.c b/drivers/char/mem.c index d6e9d081c8b1..67c3371723cc 100644 --- a/drivers/char/mem.c +++ b/drivers/char/mem.c @@ -807,44 +807,6 @@ static const struct file_operations oldmem_fops = { }; #endif -static ssize_t kmsg_writev(struct kiocb *iocb, const struct iovec *iv, - unsigned long count, loff_t pos) -{ - char *line, *p; - int i; - ssize_t ret = -EFAULT; - size_t len = iov_length(iv, count); - - line = kmalloc(len + 1, GFP_KERNEL); - if (line == NULL) - return -ENOMEM; - - /* - * copy all vectors into a single string, to ensure we do - * not interleave our log line with other printk calls - */ - p = line; - for (i = 0; i < count; i++) { - if (copy_from_user(p, iv[i].iov_base, iv[i].iov_len)) - goto out; - p += iv[i].iov_len; - } - p[0] = '\0'; - - ret = printk("%s", line); - /* printk can add a prefix */ - if (ret > len) - ret = len; -out: - kfree(line); - return ret; -} - -static const struct file_operations kmsg_fops = { - .aio_write = kmsg_writev, - .llseek = noop_llseek, -}; - static const struct memdev { const char *name; umode_t mode; @@ -863,7 +825,9 @@ static const struct memdev { [7] = { "full", 0666, &full_fops, NULL }, [8] = { "random", 0666, &random_fops, NULL }, [9] = { "urandom", 0666, &urandom_fops, NULL }, - [11] = { "kmsg", 0, &kmsg_fops, NULL }, +#ifdef CONFIG_PRINTK + [11] = { "kmsg", 0644, &kmsg_fops, NULL }, +#endif #ifdef CONFIG_CRASH_DUMP [12] = { "oldmem", 0, &oldmem_fops, NULL }, #endif diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c index ddf86b6500b7..cdf2f5451c76 100644 --- a/drivers/char/virtio_console.c +++ b/drivers/char/virtio_console.c @@ -1895,6 +1895,13 @@ static int virtcons_restore(struct virtio_device *vdev) /* Get port open/close status on the host */ send_control_msg(port, VIRTIO_CONSOLE_PORT_READY, 1); + + /* + * If a port was open at the time of suspending, we + * have to let the host know that it's still open. + */ + if (port->guest_connected) + send_control_msg(port, VIRTIO_CONSOLE_PORT_OPEN, 1); } return 0; } diff --git a/drivers/char/xilinx_hwicap/xilinx_hwicap.c b/drivers/char/xilinx_hwicap/xilinx_hwicap.c index 31ba11ca75e1..2c5d15beea35 100644 --- a/drivers/char/xilinx_hwicap/xilinx_hwicap.c +++ b/drivers/char/xilinx_hwicap/xilinx_hwicap.c @@ -167,6 +167,7 @@ static const struct config_registers v4_config_registers = { .BOOTSTS = UNIMPLEMENTED, .CTL_1 = UNIMPLEMENTED, }; + static const struct config_registers v5_config_registers = { .CRC = 0, .FAR = 1, @@ -192,6 +193,31 @@ static const struct config_registers v5_config_registers = { .CTL_1 = 19, }; +static const struct config_registers v6_config_registers = { + .CRC = 0, + .FAR = 1, + .FDRI = 2, + .FDRO = 3, + .CMD = 4, + .CTL = 5, + .MASK = 6, + .STAT = 7, + .LOUT = 8, + .COR = 9, + .MFWR = 10, + .FLR = UNIMPLEMENTED, + .KEY = UNIMPLEMENTED, + .CBC = 11, + .IDCODE = 12, + .AXSS = 13, + .C0R_1 = 14, + .CSOB = 15, + .WBSTAR = 16, + .TIMER = 17, + .BOOTSTS = 22, + .CTL_1 = 24, +}; + /** * hwicap_command_desync - Send a DESYNC command to the ICAP port. * @drvdata: a pointer to the drvdata. @@ -744,6 +770,8 @@ static int __devinit hwicap_of_probe(struct platform_device *op, regs = &v4_config_registers; } else if (!strcmp(family, "virtex5")) { regs = &v5_config_registers; + } else if (!strcmp(family, "virtex6")) { + regs = &v6_config_registers; } } return hwicap_setup(&op->dev, id ? *id : -1, &res, config, @@ -785,6 +813,8 @@ static int __devinit hwicap_drv_probe(struct platform_device *pdev) regs = &v4_config_registers; } else if (!strcmp(family, "virtex5")) { regs = &v5_config_registers; + } else if (!strcmp(family, "virtex6")) { + regs = &v6_config_registers; } } diff --git a/drivers/char/xilinx_hwicap/xilinx_hwicap.h b/drivers/char/xilinx_hwicap/xilinx_hwicap.h index 8cca11981c5f..d31ee23c9f13 100644 --- a/drivers/char/xilinx_hwicap/xilinx_hwicap.h +++ b/drivers/char/xilinx_hwicap/xilinx_hwicap.h @@ -86,7 +86,7 @@ struct hwicap_driver_config { }; /* Number of times to poll the done regsiter */ -#define XHI_MAX_RETRIES 10 +#define XHI_MAX_RETRIES 5000 /************ Constant Definitions *************/ |