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| author | Frank Gevaerts <frank@gevaerts.be> | 2008-03-02 22:12:51 +0000 |
|---|---|---|
| committer | Frank Gevaerts <frank@gevaerts.be> | 2008-03-02 22:12:51 +0000 |
| commit | 8abe9cffe4b495f64a0a440c9d99125115b9a002 (patch) | |
| tree | 61c18d4139b39b8a89610230cb5f650f4bb4d8dd /firmware/usbstack | |
| parent | 2aa48042e5cab4ef5495b7edc477a3eed066a9e7 (diff) | |
| download | rockbox-8abe9cffe4b495f64a0a440c9d99125115b9a002.zip rockbox-8abe9cffe4b495f64a0a440c9d99125115b9a002.tar.gz rockbox-8abe9cffe4b495f64a0a440c9d99125115b9a002.tar.bz2 rockbox-8abe9cffe4b495f64a0a440c9d99125115b9a002.tar.xz | |
remove a reundant MIN(), and reduce the buffer. We really don't need 16k for this. It seems to work reliably at full speed.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@16491 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'firmware/usbstack')
| -rw-r--r-- | firmware/usbstack/usb_serial.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/firmware/usbstack/usb_serial.c b/firmware/usbstack/usb_serial.c index 5aca36b..c57c74e 100644 --- a/firmware/usbstack/usb_serial.c +++ b/firmware/usbstack/usb_serial.c @@ -27,7 +27,7 @@ #ifdef USB_SERIAL -#define BUFFER_SIZE 16384 /* No larger, because of controller limitations */ +#define BUFFER_SIZE 512 /* Max 16k because of controller limitations */ static unsigned char _send_buffer[BUFFER_SIZE] __attribute__((aligned(32))); static unsigned char* send_buffer; @@ -83,7 +83,7 @@ void usb_serial_send(unsigned char *data,int length) /* current buffer wraps, so new data can't */ int available_space = BUFFER_SIZE - buffer_length; length=MIN(length,available_space); - memcpy(&send_buffer[(buffer_start+buffer_length)%BUFFER_SIZE],data,MIN(length,available_space)); + memcpy(&send_buffer[(buffer_start+buffer_length)%BUFFER_SIZE],data,length); buffer_length+=length; } else |