diff options
| author |   Madalin Bucur <madalin.bucur@nxp.com> | 2018-11-21 13:41:08 +0200 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2018-11-23 11:17:06 -0800 |
| commit | 5c664ace8cdfd947d293b97871a4f1e4bedca5b9 (patch) | |
| tree | a358e07f4e94a5425390e3abea87c009cd176047 /include | |
| parent | soc: fsl: qbman: read ithresh from HW (diff) | |
| download | linux-dev-5c664ace8cdfd947d293b97871a4f1e4bedca5b9.tar.xz linux-dev-5c664ace8cdfd947d293b97871a4f1e4bedca5b9.zip | |
soc/qman: add return value to interrupt coalesce changing APIs
Check that the values received by the portal interrupt coalesce
change APIs are in range.
Signed-off-by: Madalin Bucur <madalin.bucur@nxp.com>
Signed-off-by: Roy Pledge <roy.pledge@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
| -rw-r--r-- | include/soc/fsl/qman.h | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/include/soc/fsl/qman.h b/include/soc/fsl/qman.h index 56877660d5ba..5cc7af06c1ba 100644 --- a/include/soc/fsl/qman.h +++ b/include/soc/fsl/qman.h @@ -1205,8 +1205,10 @@ void qman_dqrr_get_ithresh(struct qman_portal *portal, u8 *ithresh); * qman_dqrr_set_ithresh - Set coalesce interrupt threshold * @portal: portal to set the new value on * @ithresh: new threshold value + * + * Returns 0 on success, or a negative error code. */ -void qman_dqrr_set_ithresh(struct qman_portal *portal, u8 ithresh); +int qman_dqrr_set_ithresh(struct qman_portal *portal, u8 ithresh); /** * qman_dqrr_get_iperiod - Get coalesce interrupt period @@ -1219,7 +1221,9 @@ void qman_portal_get_iperiod(struct qman_portal *portal, u32 *iperiod); * qman_dqrr_set_iperiod - Set coalesce interrupt period * @portal: portal to set the new value on * @ithresh: new period value + * + * Returns 0 on success, or a negative error code. */ -void qman_portal_set_iperiod(struct qman_portal *portal, u32 iperiod); +int qman_portal_set_iperiod(struct qman_portal *portal, u32 iperiod); #endif /* __FSL_QMAN_H */ |