diff options
| author | Jani Nikula <[email protected]> | 2014-02-11 11:52:04 +0200 |
|---|---|---|
| committer | Daniel Vetter <[email protected]> | 2014-02-13 16:05:33 +0100 |
| commit | 04eada25d1f72efdecd32d702706594f81de65d5 (patch) | |
| tree | 090f09ba00b3485568886056316eb8714accacf0 | |
| parent | f66fab8e1cd6b3127ba4c5c0d11539fbe1de1e36 (diff) | |
drm/i915/dp: increase native aux defer retry timeout
Give more slack to sink devices before retrying on native aux
defer. AFAICT the 100 us timeout was not based on the DP spec.
Signed-off-by: Jani Nikula <[email protected]>
Cc: [email protected] (on Jani's request)
Signed-off-by: Daniel Vetter <[email protected]>
| -rw-r--r-- | drivers/gpu/drm/i915/intel_dp.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 2f517b85b3f4..c36960488c89 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -556,7 +556,7 @@ intel_dp_aux_native_write(struct intel_dp *intel_dp, if ((ack & DP_AUX_NATIVE_REPLY_MASK) == DP_AUX_NATIVE_REPLY_ACK) break; else if ((ack & DP_AUX_NATIVE_REPLY_MASK) == DP_AUX_NATIVE_REPLY_DEFER) - udelay(100); + usleep_range(400, 500); else return -EIO; } @@ -608,7 +608,7 @@ intel_dp_aux_native_read(struct intel_dp *intel_dp, return ret - 1; } else if ((ack & DP_AUX_NATIVE_REPLY_MASK) == DP_AUX_NATIVE_REPLY_DEFER) - udelay(100); + usleep_range(400, 500); else return -EIO; } |