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drm/i915/dp: convert open-coded timeout to poll_timeout_us()

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Use poll_timeout_us() instead of open-coding the timeout loop.

Reviewed-by: Jouni Högander <jouni.hogander@intel.com>
Link: https://lore.kernel.org/r/20250829113311.1930618-1-jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
This commit is contained in:
Jani Nikula 2025-08-29 14:33:11 +03:00
parent 765531faa4
commit 38f9262b05
1 changed files with 4 additions and 8 deletions
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12
drivers/gpu/drm/i915/display/intel_dp.c
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@ -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;