lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

MMC: Fix S3C24XX IRQ enable during PIO transfers

Browse Source 
Fix Bug #677 - I/O errors on heavy microSD writes for 2.6.22.x.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
This commit is contained in:
Roman Moracik 2008-06-30 22:40:28 +01:00 committed by Pierre Ossman
parent bdbc9c3a8f
commit d643b5f7e0
1 changed files with 4 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
drivers/mmc/host/s3cmci.c
View File

@ -335,6 +335,8 @@ static void pio_tasklet(unsigned long data)
struct s3cmci_host *host = (struct s3cmci_host *) data;
disable_irq(host->irq);
if (host->pio_active == XFER_WRITE)
do_pio_write(host);
@ -352,9 +354,9 @@ static void pio_tasklet(unsigned long data)
host->mrq->data->error = -EINVAL;
}
disable_irq(host->irq);
finalize_request(host);
}
} else
enable_irq(host->irq);
}
/*
@ -630,7 +632,6 @@ void s3cmci_dma_done_callback(struct s3c2410_dma_chan *dma_ch, void *buf_id,
spin_unlock_irqrestore(&host->complete_lock, iflags);
return;
fail_request:
host->mrq->data->error = -EINVAL;
host->complete_what = COMPLETION_FINALIZE;