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author | Linus Walleij <linus.ml.walleij@gmail.com> | 2010-12-22 09:50:12 +0100 |
---|---|---|
committer | Chris Ball <cjb@laptop.org> | 2011-01-09 05:52:22 +0100 |
commit | c288b85554097a3d1271f935c48b442280b2db9e (patch) | |
tree | 1ae03edf8864c2d5260d2cc875317bbecc1673c2 /drivers/mmc | |
parent | mmc: sdhci-s3c: Support controllers with no internal clock divider (diff) | |
download | linux-c288b85554097a3d1271f935c48b442280b2db9e.tar.xz linux-c288b85554097a3d1271f935c48b442280b2db9e.zip |
mmc: check for > 1 clk_requests when disabling gating
Since we make sure the clock is enabled in the mmc_host_clk_exit()
function we should expect a reference counter of 1, not 0.
Signed-off-by: Linus Walleij <linus.walleij@stericsson.com>
Tested-by: Chris Ball <cjb@laptop.org>
Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'drivers/mmc')
-rw-r--r-- | drivers/mmc/core/host.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/mmc/core/host.c b/drivers/mmc/core/host.c index 92e33703e437..b3ac6c5bc5c6 100644 --- a/drivers/mmc/core/host.c +++ b/drivers/mmc/core/host.c @@ -235,7 +235,8 @@ static inline void mmc_host_clk_exit(struct mmc_host *host) mmc_host_clk_gate_delayed(host); if (host->clk_gated) mmc_host_clk_ungate(host); - BUG_ON(host->clk_requests > 0); + /* There should be only one user now */ + WARN_ON(host->clk_requests > 1); } #else |