From: Kristian Høgsberg Date: Wed, 7 Mar 2007 17:12:42 +0000 (-0500) Subject: firewire: Implement ioctl to initiate bus reset. X-Git-Tag: v2.6.22-rc1~111^2~66 X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5371842b723dd04df57171f2c74660966901380c;p=pandora-kernel.git firewire: Implement ioctl to initiate bus reset. Signed-off-by: Kristian Høgsberg Signed-off-by: Stefan Richter --- diff --git a/drivers/firewire/fw-device-cdev.c b/drivers/firewire/fw-device-cdev.c index 9f3c96c7af29..79e095ea552d 100644 --- a/drivers/firewire/fw-device-cdev.c +++ b/drivers/firewire/fw-device-cdev.c @@ -433,6 +433,19 @@ static int ioctl_send_response(struct client *client, void __user *arg) return 0; } +static int ioctl_initiate_bus_reset(struct client *client, void __user *arg) +{ + struct fw_cdev_initiate_bus_reset request; + int short_reset; + + if (copy_from_user(&request, arg, sizeof request)) + return -EFAULT; + + short_reset = (request.type == FW_CDEV_SHORT_RESET); + + return fw_core_initiate_bus_reset(client->device->card, short_reset); +} + static void iso_callback(struct fw_iso_context *context, u32 cycle, size_t header_length, void *header, void *data) @@ -606,6 +619,8 @@ dispatch_ioctl(struct client *client, unsigned int cmd, void __user *arg) return ioctl_allocate(client, arg); case FW_CDEV_IOC_SEND_RESPONSE: return ioctl_send_response(client, arg); + case FW_CDEV_IOC_INITIATE_BUS_RESET: + return ioctl_initiate_bus_reset(client, arg); case FW_CDEV_IOC_CREATE_ISO_CONTEXT: return ioctl_create_iso_context(client, arg); case FW_CDEV_IOC_QUEUE_ISO: Reading git-diff-tree failed