[PATCH 07/14] drm/amd/display: Update RN/VGH active display count workaround
Bindu Ramamurthy
bindu.r at amd.com
Fri Dec 18 22:28:57 UTC 2020
From: Michael Strauss <michael.strauss at amd.com>
[WHY]
Virtual signals were previously counted as a workaround to S0i2 hang
which is fixed on Renoir. This blocks S0i3 diags testing.
[HOW]
Stop counting virtual signals as S0i2 hang is fixed on Renoir.
Signed-off-by: Michael Strauss <michael.strauss at amd.com>
Acked-by: Bindu Ramamurthy <bindu.r at amd.com>
---
.../gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c | 9 +--------
.../gpu/drm/amd/display/dc/clk_mgr/dcn301/vg_clk_mgr.c | 9 +--------
2 files changed, 2 insertions(+), 16 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c
index d00b02553d62..9aa1b63bb161 100644
--- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c
@@ -75,15 +75,8 @@ int rn_get_active_display_cnt_wa(
for (i = 0; i < dc->link_count; i++) {
const struct dc_link *link = dc->links[i];
- /*
- * Only notify active stream or virtual stream.
- * Need to notify virtual stream to work around
- * headless case. HPD does not fire when system is in
- * S0i2.
- */
/* abusing the fact that the dig and phy are coupled to see if the phy is enabled */
- if (link->connector_signal == SIGNAL_TYPE_VIRTUAL ||
- link->link_enc->funcs->is_dig_enabled(link->link_enc))
+ if (link->link_enc->funcs->is_dig_enabled(link->link_enc))
display_count++;
}
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/vg_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/vg_clk_mgr.c
index 9a8e66bba9c0..991b9c5beaa3 100644
--- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/vg_clk_mgr.c
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/vg_clk_mgr.c
@@ -74,15 +74,8 @@ int vg_get_active_display_cnt_wa(
for (i = 0; i < dc->link_count; i++) {
const struct dc_link *link = dc->links[i];
- /*
- * Only notify active stream or virtual stream.
- * Need to notify virtual stream to work around
- * headless case. HPD does not fire when system is in
- * S0i2.
- */
/* abusing the fact that the dig and phy are coupled to see if the phy is enabled */
- if (link->connector_signal == SIGNAL_TYPE_VIRTUAL ||
- link->link_enc->funcs->is_dig_enabled(link->link_enc))
+ if (link->link_enc->funcs->is_dig_enabled(link->link_enc))
display_count++;
}
--
2.25.1
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