diff options
Diffstat (limited to 'drivers/hv/hv_util.c')
| -rw-r--r-- | drivers/hv/hv_util.c | 78 |
1 files changed, 70 insertions, 8 deletions
diff --git a/drivers/hv/hv_util.c b/drivers/hv/hv_util.c index 2f561c5dfe2..3b9c9ef0deb 100644 --- a/drivers/hv/hv_util.c +++ b/drivers/hv/hv_util.c @@ -28,6 +28,34 @@ #include <linux/reboot.h> #include <linux/hyperv.h> +#include "hyperv_vmbus.h" + +#define SD_MAJOR 3 +#define SD_MINOR 0 +#define SD_VERSION (SD_MAJOR << 16 | SD_MINOR) + +#define SD_WS2008_MAJOR 1 +#define SD_WS2008_VERSION (SD_WS2008_MAJOR << 16 | SD_MINOR) + +#define TS_MAJOR 3 +#define TS_MINOR 0 +#define TS_VERSION (TS_MAJOR << 16 | TS_MINOR) + +#define TS_WS2008_MAJOR 1 +#define TS_WS2008_VERSION (TS_WS2008_MAJOR << 16 | TS_MINOR) + +#define HB_MAJOR 3 +#define HB_MINOR 0 +#define HB_VERSION (HB_MAJOR << 16 | HB_MINOR) + +#define HB_WS2008_MAJOR 1 +#define HB_WS2008_VERSION (HB_WS2008_MAJOR << 16 | HB_MINOR) + +static int sd_srv_version; +static int ts_srv_version; +static int hb_srv_version; +static int util_fw_version; + static void shutdown_onchannelcallback(void *context); static struct hv_util_service util_shutdown = { .util_cb = shutdown_onchannelcallback, @@ -55,6 +83,12 @@ static struct hv_util_service util_vss = { .util_deinit = hv_vss_deinit, }; +static struct hv_util_service util_fcopy = { + .util_cb = hv_fcopy_onchannelcallback, + .util_init = hv_fcopy_init, + .util_deinit = hv_fcopy_deinit, +}; + static void perform_shutdown(struct work_struct *dummy) { orderly_poweroff(true); @@ -70,7 +104,7 @@ static void shutdown_onchannelcallback(void *context) struct vmbus_channel *channel = context; u32 recvlen; u64 requestid; - u8 execute_shutdown = false; + bool execute_shutdown = false; u8 *shut_txf_buf = util_shutdown.recv_buffer; struct shutdown_msg_data *shutdown_msg; @@ -87,7 +121,8 @@ static void shutdown_onchannelcallback(void *context) if (icmsghdrp->icmsgtype == ICMSGTYPE_NEGOTIATE) { vmbus_prep_negotiate_resp(icmsghdrp, negop, - shut_txf_buf, MAX_SRV_VER, MAX_SRV_VER); + shut_txf_buf, util_fw_version, + sd_srv_version); } else { shutdown_msg = (struct shutdown_msg_data *)&shut_txf_buf[ @@ -203,6 +238,7 @@ static void timesync_onchannelcallback(void *context) struct icmsg_hdr *icmsghdrp; struct ictimesync_data *timedatap; u8 *time_txf_buf = util_timesynch.recv_buffer; + struct icmsg_negotiate *negop = NULL; vmbus_recvpacket(channel, time_txf_buf, PAGE_SIZE, &recvlen, &requestid); @@ -212,8 +248,10 @@ static void timesync_onchannelcallback(void *context) sizeof(struct vmbuspipe_hdr)]; if (icmsghdrp->icmsgtype == ICMSGTYPE_NEGOTIATE) { - vmbus_prep_negotiate_resp(icmsghdrp, NULL, time_txf_buf, - MAX_SRV_VER, MAX_SRV_VER); + vmbus_prep_negotiate_resp(icmsghdrp, negop, + time_txf_buf, + util_fw_version, + ts_srv_version); } else { timedatap = (struct ictimesync_data *)&time_txf_buf[ sizeof(struct vmbuspipe_hdr) + @@ -243,6 +281,7 @@ static void heartbeat_onchannelcallback(void *context) struct icmsg_hdr *icmsghdrp; struct heartbeat_msg_data *heartbeat_msg; u8 *hbeat_txf_buf = util_heartbeat.recv_buffer; + struct icmsg_negotiate *negop = NULL; vmbus_recvpacket(channel, hbeat_txf_buf, PAGE_SIZE, &recvlen, &requestid); @@ -252,8 +291,9 @@ static void heartbeat_onchannelcallback(void *context) sizeof(struct vmbuspipe_hdr)]; if (icmsghdrp->icmsgtype == ICMSGTYPE_NEGOTIATE) { - vmbus_prep_negotiate_resp(icmsghdrp, NULL, - hbeat_txf_buf, MAX_SRV_VER, MAX_SRV_VER); + vmbus_prep_negotiate_resp(icmsghdrp, negop, + hbeat_txf_buf, util_fw_version, + hb_srv_version); } else { heartbeat_msg = (struct heartbeat_msg_data *)&hbeat_txf_buf[ @@ -279,7 +319,7 @@ static int util_probe(struct hv_device *dev, (struct hv_util_service *)dev_id->driver_data; int ret; - srv->recv_buffer = kmalloc(PAGE_SIZE * 2, GFP_KERNEL); + srv->recv_buffer = kmalloc(PAGE_SIZE * 4, GFP_KERNEL); if (!srv->recv_buffer) return -ENOMEM; if (srv->util_init) { @@ -306,6 +346,25 @@ static int util_probe(struct hv_device *dev, goto error; hv_set_drvdata(dev, srv); + /* + * Based on the host; initialize the framework and + * service version numbers we will negotiate. + */ + switch (vmbus_proto_version) { + case (VERSION_WS2008): + util_fw_version = UTIL_WS2K8_FW_VERSION; + sd_srv_version = SD_WS2008_VERSION; + ts_srv_version = TS_WS2008_VERSION; + hb_srv_version = HB_WS2008_VERSION; + break; + + default: + util_fw_version = UTIL_FW_VERSION; + sd_srv_version = SD_VERSION; + ts_srv_version = TS_VERSION; + hb_srv_version = HB_VERSION; + } + return 0; error: @@ -349,6 +408,10 @@ static const struct hv_vmbus_device_id id_table[] = { { HV_VSS_GUID, .driver_data = (unsigned long)&util_vss }, + /* File copy GUID */ + { HV_FCOPY_GUID, + .driver_data = (unsigned long)&util_fcopy + }, { }, }; @@ -380,5 +443,4 @@ module_init(init_hyperv_utils); module_exit(exit_hyperv_utils); MODULE_DESCRIPTION("Hyper-V Utilities"); -MODULE_VERSION(HV_DRV_VERSION); MODULE_LICENSE("GPL"); |