diff options
Diffstat (limited to 'drivers/soc/qcom/qcom_aoss.c')
| -rw-r--r-- | drivers/soc/qcom/qcom_aoss.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/soc/qcom/qcom_aoss.c b/drivers/soc/qcom/qcom_aoss.c index 006ac40c526a..f43a2e07ee83 100644 --- a/drivers/soc/qcom/qcom_aoss.c +++ b/drivers/soc/qcom/qcom_aoss.c @@ -200,7 +200,7 @@ static irqreturn_t qmp_intr(int irq, void *data) { struct qmp *qmp = data; - wake_up_interruptible_all(&qmp->event); + wake_up_all(&qmp->event); return IRQ_HANDLED; } @@ -225,6 +225,7 @@ static bool qmp_message_empty(struct qmp *qmp) static int qmp_send(struct qmp *qmp, const void *data, size_t len) { long time_left; + size_t tlen; int ret; if (WARN_ON(len + sizeof(u32) > qmp->size)) @@ -239,6 +240,9 @@ static int qmp_send(struct qmp *qmp, const void *data, size_t len) __iowrite32_copy(qmp->msgram + qmp->offset + sizeof(u32), data, len / sizeof(u32)); writel(len, qmp->msgram + qmp->offset); + + /* Read back len to confirm data written in message RAM */ + tlen = readl(qmp->msgram + qmp->offset); qmp_kick(qmp); time_left = wait_event_interruptible_timeout(qmp->event, |