From: Ben Dooks Date: Thu, 1 Oct 2009 22:44:16 +0000 (-0700) Subject: s3cmci: fix direct write to interrupt mask X-Git-Tag: firefly_0821_release~12245 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=e6130aeffd93d342e72ca85cfd335d066f680792;p=firefly-linux-kernel-4.4.55.git s3cmci: fix direct write to interrupt mask The clear_imask() call should be used to clear the interrupt mask register, as it may end up clearing the SDIO interrupt bit if this is enabled. Change all writes of zero to SDIIMSK register to use clear_imask() ready for the SDIO updates. Signed-off-by: Ben Dooks Cc: Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- diff --git a/drivers/mmc/host/s3cmci.c b/drivers/mmc/host/s3cmci.c index 6e408452855c..28a4a4535f38 100644 --- a/drivers/mmc/host/s3cmci.c +++ b/drivers/mmc/host/s3cmci.c @@ -681,9 +681,9 @@ out: fail_request: host->mrq->data->error = -EINVAL; host->complete_what = COMPLETION_FINALIZE; - writel(0, host->base + host->sdiimsk); - goto out; + clear_imask(host); + goto out; } static void finalize_request(struct s3cmci_host *host) @@ -726,7 +726,7 @@ static void finalize_request(struct s3cmci_host *host) writel(0, host->base + S3C2410_SDICMDARG); writel(S3C2410_SDIDCON_STOP, host->base + S3C2410_SDIDCON); writel(0, host->base + S3C2410_SDICMDCON); - writel(0, host->base + host->sdiimsk); + clear_imask(host); if (cmd->data && cmd->error) cmd->data->error = cmd->error;