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disp: msm: sde: add one-shot qsync mode support

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Add support to enable one-shot mode during qsync
update. This feature ensures the frame drops can be
reduced due to delayed software flush for the
current commit. Also, add changes to disable the qsync
feature post commit.

Change-Id: Icb158853f52284bcf8fa641e5f62200c5460b660
Signed-off-by: Kalyan Thota <kalyant@codeaurora.org>
Signed-off-by: Jayaprakash <jmadiset@codeaurora.org>
This commit is contained in:
Jayaprakash
2019-09-26 11:55:26 +05:30
parent ad40a300a1
commit 985ffddc71
7 changed files with 63 additions and 8 deletions
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11
msm/sde/sde_kms.c
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@@ -46,6 +46,7 @@
#include "sde_plane.h"
#include "sde_crtc.h"
#include "sde_reg_dma.h"
#include "sde_connector.h"
#include <soc/qcom/scm.h>
#include "soc/qcom/secure_buffer.h"
@@ -948,6 +949,7 @@ static void sde_kms_complete_commit(struct msm_kms *kms,
struct drm_crtc_state *old_crtc_state;
struct drm_connector *connector;
struct drm_connector_state *old_conn_state;
struct msm_display_kickoff_params params;
int i, rc = 0;
if (!kms || !old_state)
@@ -980,7 +982,14 @@ static void sde_kms_complete_commit(struct msm_kms *kms,
c_conn = to_sde_connector(connector);
if (!c_conn->ops.post_kickoff)
continue;
rc = c_conn->ops.post_kickoff(connector);
params.rois = NULL;
params.hdr_meta = NULL;
params.qsync_update = false;
sde_connector_complete_qsync_commit(connector, &params);
rc = c_conn->ops.post_kickoff(connector, &params);
if (rc) {
pr_err("Connector Post kickoff failed rc=%d\n",
rc);