Use poll_timeout_us() instead of open-coding the timeout loop.
Signed-off-by: Jani Nikula <jani.nik...@intel.com>
---
drivers/gpu/drm/i915/display/intel_dp.c | 12 ++++--------
1 file changed, 4 insertions(+), 8 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c
b/drivers/gpu/drm/i915/display/intel_dp.c
index bed7cba1ca68..958e48859beb 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -27,6 +27,7 @@
#include <linux/export.h>
#include <linux/i2c.h>
+#include <linux/iopoll.h>
#include <linux/log2.h>
#include <linux/math.h>
#include <linux/notifier.h>
@@ -5662,14 +5663,9 @@ bool intel_digital_port_connected_locked(struct
intel_encoder *encoder)
intel_wakeref_t wakeref;
with_intel_display_power(display, POWER_DOMAIN_DISPLAY_CORE, wakeref) {
- unsigned long wait_expires = jiffies +
msecs_to_jiffies_timeout(4);
-
- do {
- is_connected = dig_port->connected(encoder);
- if (is_connected || is_glitch_free)
- break;
- usleep_range(10, 30);
- } while (time_before(jiffies, wait_expires));
+ poll_timeout_us(is_connected = dig_port->connected(encoder),
+ is_connected || is_glitch_free,
+ 30, 4000, false);
}
return is_connected;
--
2.47.2
