dmaengine: qcom: gpi: move read_lock_bh to read_lock in tasklet

it is unnecessary to call read_lock_bh in a tasklet.
Signed-off-by: Tuo Cao <91tuocao@gmail.com>
Link: https://lore.kernel.org/r/20220814131323.7029-1-91tuocao@gmail.comSigned-off-by: Vinod Koul <vkoul@kernel.org>

drivers/dma/qcom/gpi.c

@@ -1150,9 +1150,9 @@ static void gpi_ev_tasklet(unsigned long data)
 {
 	struct gpii *gpii = (struct gpii *)data;
 
-	read_lock_bh(&gpii->pm_lock);
+	read_lock(&gpii->pm_lock);
 	if (!REG_ACCESS_VALID(gpii->pm_state)) {
-		read_unlock_bh(&gpii->pm_lock);
+		read_unlock(&gpii->pm_lock);
 		dev_err(gpii->gpi_dev->dev, "not processing any events, pm_state:%s\n",
 			TO_GPI_PM_STR(gpii->pm_state));
 		return;
@@ -1163,7 +1163,7 @@ static void gpi_ev_tasklet(unsigned long data)
 
 	/* enable IEOB, switching back to interrupts */
 	gpi_config_interrupts(gpii, MASK_IEOB_SETTINGS, 1);
-	read_unlock_bh(&gpii->pm_lock);
+	read_unlock(&gpii->pm_lock);
 }
 
 /* marks all pending events for the channel as stale */