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From 45de5b2a73599bd5464b9ffcde6e5ffee11c809a Mon Sep 17 00:00:00 2001
From: Yue Hin Lau <Yuehin.Lau@amd.com>
Date: Thu, 26 Oct 2017 16:30:44 -0400
Subject: [PATCH 2705/4131] drm/amd/display: Only update dchub if hubbub is
available
Signed-off-by: Yue Hin Lau <Yuehin.Lau@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
index f79871d..ebb39b8 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
@@ -2509,7 +2509,8 @@ void dcn10_update_pending_status(struct pipe_ctx *pipe_ctx)
void dcn10_update_dchub(struct dce_hwseq *hws, struct dchub_init_data *dh_data)
{
- hubbub1_update_dchub(hws->ctx->dc->res_pool->hubbub, dh_data);
+ if (hws->ctx->dc->res_pool->hubbub != NULL)
+ hubbub1_update_dchub(hws->ctx->dc->res_pool->hubbub, dh_data);
}
static const struct hw_sequencer_funcs dcn10_funcs = {
--
2.7.4
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