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remove SERIALIZE_WRITES. The reason for it (the SD bug) is gone, so there's no point in keeping this

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@20098 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Frank Gevaerts 2009-02-24 18:30:32 +00:00
parent 22b9eb4245
commit 80410f21b9
1 changed files with 0 additions and 17 deletions
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17
firmware/usbstack/usb_storage.c
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@ -34,14 +34,6 @@
#ifdef USB_STORAGE
/* The SD card driver on Sansa c200 and e200 can cause write corruption,
* often triggered by simultaneous USB activity. This can be largely avoided
* by not overlapping storage_write_sector() with USB transfers. This does reduce
* write performance, so we only do it for the affected DAPs
*/
#if (CONFIG_STORAGE & STORAGE_SD)
#define SERIALIZE_WRITES
#endif
/* Enable the following define to export only the SD card slot. This
* is useful for USBCV MSC tests, as those are destructive.
* This won't work right if the device doesn't have a card slot.
@ -470,13 +462,11 @@ void usb_storage_transfer_complete(int ep,int dir,int status,int length)
MIN(cur_cmd.count,BUFFER_SIZE/SECTOR_SIZE);
int next_select = !cur_cmd.data_select;
#ifndef SERIALIZE_WRITES
if(next_count!=0) {
/* Ask the host to send more, to the other buffer */
receive_block_data(cur_cmd.data[next_select],
MIN(BUFFER_SIZE,next_count*SECTOR_SIZE));
}
#endif
/* Now write the data that just came in, while the host is
sending the next bit */
@ -498,13 +488,6 @@ void usb_storage_transfer_complete(int ep,int dir,int status,int length)
break;
}
#endif
#ifdef SERIALIZE_WRITES
if(next_count!=0) {
/* Ask the host to send more, to the other buffer */
receive_block_data(cur_cmd.data[next_select],
MIN(BUFFER_SIZE,next_count*SECTOR_SIZE));
}
#endif
if(next_count==0) {
send_csw(UMS_STATUS_GOOD);