From: Wenjing Liu <[email protected]>
Signed-off-by: Wenjing Liu <[email protected]>
Acked-by: Bindu Ramamurthy <[email protected]>
---
drivers/gpu/drm/amd/display/dc/core/dc_link.c | 14 ++++++++++----
1 file changed, 10 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c
b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
index 858acd3df2bc..165fd2f3c80b 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
@@ -2818,15 +2818,12 @@ static struct fixed31_32 get_pbn_per_slot(struct
dc_stream_state *stream)
return dc_fixpt_div_int(mbytes_per_sec, 54);
}
-static struct fixed31_32 get_pbn_from_timing(struct pipe_ctx *pipe_ctx)
+static struct fixed31_32 get_pbn_from_bw_in_kbps(uint64_t kbps)
{
- uint64_t kbps;
struct fixed31_32 peak_kbps;
uint32_t numerator;
uint32_t denominator;
- kbps = dc_bandwidth_in_kbps_from_timing(&pipe_ctx->stream->timing);
-
/*
* margin 5300ppm + 300ppm ~ 0.6% as per spec, factor is 1.006
* The unit of 54/64Mbytes/sec is an arbitrary unit chosen based on
@@ -2846,6 +2843,14 @@ static struct fixed31_32 get_pbn_from_timing(struct
pipe_ctx *pipe_ctx)
return peak_kbps;
}
+static struct fixed31_32 get_pbn_from_timing(struct pipe_ctx *pipe_ctx)
+{
+ uint64_t kbps;
+
+ kbps = dc_bandwidth_in_kbps_from_timing(&pipe_ctx->stream->timing);
+ return get_pbn_from_bw_in_kbps(kbps);
+}
+
static void update_mst_stream_alloc_table(
struct dc_link *link,
struct stream_encoder *stream_enc,
@@ -2873,6 +2878,7 @@ static void update_mst_stream_alloc_table(
proposed_table->stream_allocations[i].vcp_id) {
work_table[i] = *dc_alloc;
+ work_table[i].slot_count =
proposed_table->stream_allocations[i].slot_count;
break; /* exit j loop */
}
}
--
2.25.1
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