Messages in this thread Patch in this message |  | | Date | Mon, 16 Jun 2008 15:34:51 +0100 | From | Ben Dooks <> | Subject | [patch v2 06/16] MMC: Fix S3C24XX IRQ enable during PIO transfers |
| |
From: Roman Moracik <roman.moravcik@gmail.com>
Fix Bug #677 - I/O errors on heavy microSD writes for 2.6.22.x.
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Index: linux-2.6.26-rc5-q2/drivers/mmc/host/s3cmci.c =================================================================== --- linux-2.6.26-rc5-q2.orig/drivers/mmc/host/s3cmci.c 2008-06-08 13:57:35.000000000 +0100 +++ linux-2.6.26-rc5-q2/drivers/mmc/host/s3cmci.c 2008-06-08 13:57:37.000000000 +0100 @@ -327,6 +327,7 @@ static void pio_tasklet(unsigned long da { struct s3cmci_host *host = (struct s3cmci_host *) data; + disable_irq(host->irq); if (host->pio_active == XFER_WRITE) do_pio_write(host); @@ -345,9 +346,9 @@ static void pio_tasklet(unsigned long da host->mrq->data->error = MMC_ERR_DMA; } - disable_irq(host->irq); finalize_request(host); - } + } else + enable_irq(host->irq); } /* -- Ben (ben@fluff.org, http://www.fluff.org/)
'a smiley only costs 4 bytes'
|  |