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From 7212b069a63e339e185b5d3840ecf43da84b36f9 Mon Sep 17 00:00:00 2001
From: Roman Li <Roman.Li@amd.com>
Date: Wed, 16 Aug 2017 19:06:49 -0400
Subject: [PATCH 0979/4131] drm/amd/display: increase polling interval for fbc
status update
1.Fixing error message:
"wait counter exceeded, changes to HW not applied"
2. Added "FBC status changed to 0/1" logs
Signed-off-by: Roman Li <Roman.Li@amd.com>
Reviewed-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
---
drivers/gpu/drm/amd/display/dc/dce110/dce110_compressor.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_compressor.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_compressor.c
index 9759d8e..2e97e57 100644
--- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_compressor.c
+++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_compressor.c
@@ -115,7 +115,7 @@ static void wait_for_fbc_state_changed(
FBC_STATUS,
FBC_ENABLE_STATUS) == enabled)
break;
- udelay(10);
+ msleep(10);
counter++;
}
@@ -124,7 +124,13 @@ static void wait_for_fbc_state_changed(
cp110->base.ctx->logger, LOG_WARNING,
"%s: wait counter exceeded, changes to HW not applied",
__func__);
+ } else {
+ dm_logger_write(
+ cp110->base.ctx->logger, LOG_SYNC,
+ "FBC status changed to %d", enabled);
}
+
+
}
void dce110_compressor_power_up_fbc(struct compressor *compressor)
--
2.7.4
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