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drivers/staging/fsl_qbman: Disable Portal Channel IRQs 

Disable portal channel IRQs to avoid them stopping QBMan from
entering idle mode. Since push mode is used in this driver these
interrupts are not needed/used.

Signed-off-by: Roy Pledge <roy.pledge@nxp.com>
(cherry picked from commit 977cf95ef173bf22b1816e7dbafcbb0f8a151133)
(cherry picked from commit 1d40832f4f)
This commit is contained in:
Roy Pledge 2019-12-16 16:59:32 -05:00 committed by Jason Liu
parent c40ba5e597
commit 40693b4108
1 changed files with 6 additions and 1 deletions
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7
drivers/staging/fsl_qbman/qman_high.c
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@ -737,7 +737,12 @@ struct qman_portal *qman_create_portal(
}
/* Success */
portal->config = config;
qm_isr_disable_write(__p, 0);
/*
* Undisable all the IRQs except the dequeue available bits.
* If left enabled they cause problems with sleep mode. Since
* they are not used in push mode we can safely turn them off
*/
qm_isr_disable_write(__p, QM_DQAVAIL_MASK);
qm_isr_uninhibit(__p);
/* Write a sane SDQCR */
qm_dqrr_sdqcr_set(__p, portal->sdqcr);