From: Lyude <cpaul@redhat.com>
To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org
Cc: arthur.j.runyan@intel.com,
"Ville Syrjälä" <ville.syrjala@linux.intel.com>,
"Jani Nikula" <jani.nikula@linux.intel.com>,
Lyude <cpaul@redhat.com>, "David Airlie" <airlied@linux.ie>,
linux-kernel@vger.kernel.org (open list)
Subject: [PATCH v4 1/5] drm/dp_helper: Increase retry interval to 1000us
Date: Thu, 24 Mar 2016 14:27:06 -0400 [thread overview]
Message-ID: <1458844031-2032-2-git-send-email-cpaul@redhat.com> (raw)
In-Reply-To: <1458844031-2032-1-git-send-email-cpaul@redhat.com>
This is part of a patch series to migrate all of the workarounds for
commonly seen behavior from bad sinks in intel_dp_dpcd_read_wake() to
drm's DP helper.
Signed-off-by: Lyude <cpaul@redhat.com>
---
drivers/gpu/drm/drm_dp_helper.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/drm_dp_helper.c b/drivers/gpu/drm/drm_dp_helper.c
index 7d58f59..d1128fb 100644
--- a/drivers/gpu/drm/drm_dp_helper.c
+++ b/drivers/gpu/drm/drm_dp_helper.c
@@ -160,7 +160,7 @@ int drm_dp_bw_code_to_link_rate(u8 link_bw)
}
EXPORT_SYMBOL(drm_dp_bw_code_to_link_rate);
-#define AUX_RETRY_INTERVAL 500 /* us */
+#define AUX_RETRY_INTERVAL 1000 /* us */
/**
* DOC: dp helpers
--
2.5.5
next prev parent reply other threads:[~2016-03-24 18:27 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-17 15:40 [PATCH 1/2] drm/dp_helper: retry on -ETIMEDOUT in drm_dp_dpcd_access() Lyude
2016-03-17 15:40 ` [PATCH 2/2] drm/i915: Get rid of intel_dp_dpcd_read_wake() Lyude
2016-03-17 17:56 ` Jani Nikula
2016-03-18 15:57 ` [Intel-gfx] " Daniel Vetter
2016-03-18 14:13 ` Ville Syrjälä
2016-03-18 16:12 ` Ville Syrjälä
2016-03-18 16:41 ` Ville Syrjälä
2016-03-18 18:00 ` Daniel Vetter
2016-03-18 18:05 ` Ville Syrjälä
2016-03-21 16:37 ` Lyude Paul
2016-03-21 10:30 ` Jani Nikula
2016-03-21 13:38 ` Ville Syrjälä
2016-03-23 19:30 ` [PATCH v3 1/2] drm/dp_helper: add workarounds from intel_dp_dpcd_read_wake() Lyude
2016-03-23 19:33 ` [PATCH v3 1/2 RESEND] " Lyude
2016-03-24 9:37 ` Jani Nikula
2016-03-24 18:27 ` [PATCH v4 0/5] Move workarounds from intel_dp_dpcd_read_wake() into drm's DP helpers Lyude
2016-03-24 18:27 ` Lyude [this message]
2016-03-24 18:27 ` [PATCH v4 2/5] drm/dp_helper: Always wait before retrying native aux transactions Lyude
2016-03-24 18:27 ` [PATCH v4 3/5] drm/dp_helper: Retry aux transactions on all errors Lyude
2016-03-24 18:27 ` [PATCH v4 4/5] drm/dp_helper: Perform throw-away read before actual read in drm_dp_dpcd_read() Lyude
2016-03-24 18:27 ` [PATCH v4 5/5] drm/i915: Get rid of intel_dp_dpcd_read_wake() Lyude
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