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| author | Conley Owens <cco3@android.com> | 2011-04-27 11:38:29 -0700 |
|---|---|---|
| committer | Android Git Automerger <android-git-automerger@android.com> | 2011-04-27 11:38:29 -0700 |
| commit | 66acffad765add93c8fc74592725eec901867393 (patch) | |
| tree | 1c3158c06fcb4a63f1f500dac5924df29305a5aa /fastboot | |
| parent | de35f2741c4e32e331a92be99f7c04b92b94beb2 (diff) | |
| parent | c4eaebbe7a0c125663f74e3961b62de8d3611a51 (diff) | |
| download | system_core-66acffad765add93c8fc74592725eec901867393.tar.gz system_core-66acffad765add93c8fc74592725eec901867393.tar.bz2 system_core-66acffad765add93c8fc74592725eec901867393.zip | |
am c4eaebbe: am ab6e55f7: Merge "Enlarge USB bulk transfer size for faster downloads"
* commit 'c4eaebbe7a0c125663f74e3961b62de8d3611a51':
Enlarge USB bulk transfer size for faster downloads
Diffstat (limited to 'fastboot')
| -rw-r--r-- | fastboot/usb_linux.c | 9 | ||||
| -rw-r--r-- | fastboot/usb_windows.c | 5 |
2 files changed, 10 insertions, 4 deletions
diff --git a/fastboot/usb_linux.c b/fastboot/usb_linux.c index 78b7b980..1ba87e62 100644 --- a/fastboot/usb_linux.c +++ b/fastboot/usb_linux.c @@ -61,6 +61,11 @@ #define DBG1(x...) #endif +/* The max bulk size for linux is 16384 which is defined + * in drivers/usb/core/devio.c. + */ +#define MAX_USBFS_BULK_SIZE (16 * 1024) + struct usb_handle { char fname[64]; @@ -289,7 +294,7 @@ int usb_write(usb_handle *h, const void *_data, int len) while(len > 0) { int xfer; - xfer = (len > 4096) ? 4096 : len; + xfer = (len > MAX_USBFS_BULK_SIZE) ? MAX_USBFS_BULK_SIZE : len; bulk.ep = h->ep_out; bulk.len = xfer; @@ -323,7 +328,7 @@ int usb_read(usb_handle *h, void *_data, int len) } while(len > 0) { - int xfer = (len > 4096) ? 4096 : len; + int xfer = (len > MAX_USBFS_BULK_SIZE) ? MAX_USBFS_BULK_SIZE : len; bulk.ep = h->ep_in; bulk.len = xfer; diff --git a/fastboot/usb_windows.c b/fastboot/usb_windows.c index 54008a42..1050293d 100644 --- a/fastboot/usb_windows.c +++ b/fastboot/usb_windows.c @@ -42,6 +42,7 @@ #define DBG(x...) #endif +#define MAX_USBFS_BULK_SIZE (1024 * 1024) /** Structure usb_handle describes our connection to the usb device via AdbWinApi.dll. This structure is returned from usb_open() routine and @@ -160,7 +161,7 @@ int usb_write(usb_handle* handle, const void* data, int len) { if (NULL != handle) { // Perform write while(len > 0) { - int xfer = (len > 4096) ? 4096 : len; + int xfer = (len > MAX_USBFS_BULK_SIZE) ? MAX_USBFS_BULK_SIZE : len; ret = AdbWriteEndpointSync(handle->adb_write_pipe, (void*)data, (unsigned long)xfer, @@ -200,7 +201,7 @@ int usb_read(usb_handle *handle, void* data, int len) { DBG("usb_read %d\n", len); if (NULL != handle) { while (1) { - int xfer = (len > 4096) ? 4096 : len; + int xfer = (len > MAX_USBFS_BULK_SIZE) ? MAX_USBFS_BULK_SIZE : len; ret = AdbReadEndpointSync(handle->adb_read_pipe, (void*)data, |