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staging: mt7621-mmc: Add annotations about held locks

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The functions msdc_command_resp and msdc_do_request are always called
with the host->lock lock held. By adding annotations, sparse is
informed about that.

Signed-off-by: Christian Lütke-Stetzkamp <christian@lkamp.de>
Reviewed-by: NeilBrown <neil@brown.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Christian Lütke-Stetzkamp 2018-04-24 20:01:27 +02:00 • committed by Greg Kroah-Hartman
commit 884c06af72
1 changed files with 2 additions and 0 deletions
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2
drivers/staging/mt7621-mmc/sd.c
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@ -950,6 +950,7 @@ static unsigned int msdc_command_resp(struct msdc_host *host,
struct mmc_command *cmd,
int tune,
unsigned long timeout)
__must_hold(&host->lock)
{
void __iomem *base = host->base;
u32 opcode = cmd->opcode;
@ -1353,6 +1354,7 @@ static void msdc_set_blknum(struct msdc_host *host, u32 blknum)
}
static int msdc_do_request(struct mmc_host *mmc, struct mmc_request *mrq)
__must_hold(&host->lock)
{
struct msdc_host *host = mmc_priv(mmc);
struct mmc_command *cmd;