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HSI: omap_ssi_port: replace pm_runtime_put_sync with non-sync variant 

There is no need to wait for hardware to really reach idle states,
so just release runtime PM asynchronously.

Signed-off-by: Sebastian Reichel <sre@kernel.org>
Tested-by: Pavel Machek <pavel@ucw.cz>
This commit is contained in:
Sebastian Reichel 2016-06-17 22:05:32 +02:00
Родитель fa1572d956
Коммит d2b8d695c6
1 изменённых файлов: 9 добавлений и 9 удалений
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18
drivers/hsi/controllers/omap_ssi_port.c
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@ -375,7 +375,7 @@ static int ssi_async_break(struct hsi_msg *msg)
spin_unlock_bh(&omap_port->lock);
}
out:
pm_runtime_put_sync(omap_port->pdev);
pm_runtime_put(omap_port->pdev);
return err;
}
@ -515,7 +515,7 @@ static int ssi_setup(struct hsi_client *cl)
omap_port->ssr.mode = cl->rx_cfg.mode;
out:
spin_unlock_bh(&omap_port->lock);
pm_runtime_put_sync(omap_port->pdev);
pm_runtime_put(omap_port->pdev);
return err;
}
@ -546,7 +546,7 @@ static int ssi_flush(struct hsi_client *cl)
continue;
writew_relaxed(0, omap_ssi->gdd + SSI_GDD_CCR_REG(i));
if (msg->ttype == HSI_MSG_READ)
pm_runtime_put_sync(omap_port->pdev);
pm_runtime_put(omap_port->pdev);
omap_ssi->gdd_trn[i].msg = NULL;
}
/* Flush all SST buffers */
@ -570,7 +570,7 @@ static int ssi_flush(struct hsi_client *cl)
for (i = 0; i < omap_port->channels; i++) {
/* Release write clocks */
if (!list_empty(&omap_port->txqueue[i]))
pm_runtime_put_sync(omap_port->pdev);
pm_runtime_put(omap_port->pdev);
ssi_flush_queue(&omap_port->txqueue[i], NULL);
ssi_flush_queue(&omap_port->rxqueue[i], NULL);
}
@ -580,7 +580,7 @@ static int ssi_flush(struct hsi_client *cl)
pinctrl_pm_select_default_state(omap_port->pdev);
spin_unlock_bh(&omap_port->lock);
pm_runtime_put_sync(omap_port->pdev);
pm_runtime_put(omap_port->pdev);
return 0;
}
@ -687,7 +687,7 @@ static void ssi_cleanup_queues(struct hsi_client *cl)
txbufstate |= (1 << i);
status |= SSI_DATAACCEPT(i);
/* Release the clocks writes, also GDD ones */
pm_runtime_put_sync(omap_port->pdev);
pm_runtime_put(omap_port->pdev);
}
ssi_flush_queue(&omap_port->txqueue[i], cl);
}
@ -742,7 +742,7 @@ static void ssi_cleanup_gdd(struct hsi_controller *ssi, struct hsi_client *cl)
* ssi_cleanup_queues
*/
if (msg->ttype == HSI_MSG_READ)
pm_runtime_put_sync(omap_port->pdev);
pm_runtime_put(omap_port->pdev);
omap_ssi->gdd_trn[i].msg = NULL;
}
tmp = readl_relaxed(omap_ssi->sys + SSI_GDD_MPU_IRQ_ENABLE_REG);
@ -790,7 +790,7 @@ static int ssi_release(struct hsi_client *cl)
WARN_ON(omap_port->wk_refcount != 0);
}
spin_unlock_bh(&omap_port->lock);
pm_runtime_put_sync(omap_port->pdev);
pm_runtime_put(omap_port->pdev);
return 0;
}
@ -937,7 +937,7 @@ static void ssi_pio_complete(struct hsi_port *port, struct list_head *queue)
reg = readl(omap_ssi->sys + SSI_MPU_ENABLE_REG(port->num, 0));
if (msg->ttype == HSI_MSG_WRITE) {
/* Release clocks for write transfer */
pm_runtime_put_sync(omap_port->pdev);
pm_runtime_put(omap_port->pdev);
}
reg &= ~val;
writel_relaxed(reg, omap_ssi->sys + SSI_MPU_ENABLE_REG(port->num, 0));