[PATCH 09/11] staging: vchiq_arm: Avoid long udelay

Stefan Wahren stefan.wahren at i2se.com
Sat Mar 31 20:09:45 UTC 2018


vchiq_initialise() is used in non-interrupt context, so we can
replace udelay with usleep_range as suggested by timers-howto.txt.

Signed-off-by: Stefan Wahren <stefan.wahren at i2se.com>
---
 drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c
index 00cfc50..285849b 100644
--- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c
+++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c
@@ -215,7 +215,7 @@ VCHIQ_STATUS_T vchiq_initialise(VCHIQ_INSTANCE_T *instance_out)
 		state = vchiq_get_state();
 		if (state)
 			break;
-		udelay(500);
+		usleep_range(500, 600);
 	}
 	if (i == VCHIQ_INIT_RETRIES) {
 		vchiq_log_error(vchiq_core_log_level,
-- 
2.7.4



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