diff options
| author | Alex Elder <elder@linaro.org> | 2021-01-13 11:15:29 -0600 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2021-01-14 17:40:02 -0800 |
| commit | 74401946bdad6eb812d2d3c77f1ace849f963a6a (patch) | |
| tree | fd65f95132cd307463969798fbda89fda1c8ae0e /drivers/net/ipa/ipa_endpoint.c | |
| parent | a60d0632f6e8e62584cd25d830c69dd09b0d4115 (diff) | |
net: ipa: use usleep_range()
65;6003;1c
The use of msleep() for small periods (less than 20 milliseconds) is
not recommended because the actual delay can be much different than
expected.
We use msleep(1) in several places in the IPA driver to insert short
delays. Replace them with usleep_range calls, which should reliably
delay a period in the range requested.
Signed-off-by: Alex Elder <elder@linaro.org>
Reviewed-by: Saeed Mahameed <saeedm@nvidia.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/ipa/ipa_endpoint.c')
| -rw-r--r-- | drivers/net/ipa/ipa_endpoint.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/ipa/ipa_endpoint.c b/drivers/net/ipa/ipa_endpoint.c index 9f4be9812a1f..688a3dd40510 100644 --- a/drivers/net/ipa/ipa_endpoint.c +++ b/drivers/net/ipa/ipa_endpoint.c @@ -1378,7 +1378,7 @@ static int ipa_endpoint_reset_rx_aggr(struct ipa_endpoint *endpoint) do { if (!ipa_endpoint_aggr_active(endpoint)) break; - msleep(1); + usleep_range(USEC_PER_MSEC, 2 * USEC_PER_MSEC); } while (retries--); /* Check one last time */ @@ -1399,7 +1399,7 @@ static int ipa_endpoint_reset_rx_aggr(struct ipa_endpoint *endpoint) */ gsi_channel_reset(gsi, endpoint->channel_id, true); - msleep(1); + usleep_range(USEC_PER_MSEC, 2 * USEC_PER_MSEC); goto out_suspend_again; |