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Merge "disp: msm: dp: add eDP panel notifier support" into display-kernel.lnx.5.4.4

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Linux Build Service Account 2023-05-17 23:14:00 -07:00 • committed by Gerrit - the friendly Code Review server
commit 7549f1dbd3
5 changed files with 38 additions and 0 deletions
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2
msm/dp/dp_display.c
View file

@ -2095,6 +2095,8 @@ static int dp_init_sub_modules(struct dp_display_private *dp)
panel_in.connector = dp->dp_display.base_connector;
panel_in.base_panel = NULL;
panel_in.parser = dp->parser;
panel_in.is_edp = dp->dp_display.is_edp;
panel_in.panel_notifier_support = dp->parser->panel_notifier_support;
dp->panel = dp_panel_get(&panel_in);
if (IS_ERR(dp->panel)) {

27
msm/dp/dp_panel.c
View file

@ -1,5 +1,6 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
* Copyright (c) 2012-2021, The Linux Foundation. All rights reserved.
*/
@ -3015,6 +3016,8 @@ struct dp_panel *dp_panel_get(struct dp_panel_in *in)
struct dp_panel_private *panel;
struct dp_panel *dp_panel;
struct sde_connector *sde_conn;
struct device *dev;
struct device_node *of_node = NULL;
if (!in->dev || !in->catalog || !in->aux ||
!in->link || !in->connector) {
@ -3029,6 +3032,13 @@ struct dp_panel *dp_panel_get(struct dp_panel_in *in)
goto error;
}
dev = devm_kzalloc(in->dev, sizeof(*dev), GFP_KERNEL);
if (!dev) {
DP_ERR("failed to allocate dev\n");
rc = -ENOMEM;
goto error;
}
panel->dev = in->dev;
panel->aux = in->aux;
panel->catalog = in->catalog;
@ -3088,6 +3098,23 @@ struct dp_panel *dp_panel_get(struct dp_panel_in *in)
dp_panel_edid_register(panel);
if (in->is_edp && in->panel_notifier_support) {
of_node = of_parse_phandle(in->dev->of_node, "qcom,edp-default-panel", 0);
if (!of_node) {
DP_ERR("phandle for default panel not found\n");
} else {
drm_panel_init(&dp_panel->drm_panel);
dp_panel->drm_panel.dev = dev;
dev->of_node = of_node;
rc = drm_panel_add(&dp_panel->drm_panel);
if (rc)
DP_ERR("Failed to add drm_panel\n");
dp_panel->connector->panel = &dp_panel->drm_panel;
}
}
return dp_panel;
error:
return ERR_PTR(rc);

4
msm/dp/dp_panel.h
View file

@ -1,5 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
* Copyright (c) 2012-2020, The Linux Foundation. All rights reserved.
*/
@ -74,6 +75,8 @@ struct dp_panel_in {
struct drm_connector *connector;
struct dp_panel *base_panel;
struct dp_parser *parser;
bool is_edp;
bool panel_notifier_support;
};
struct dp_dsc_caps {
@ -95,6 +98,7 @@ struct dp_panel {
u8 fec_dpcd;
u8 fec_sts_dpcd[DP_RECEIVER_FEC_STATUS_SIZE + 1];
struct drm_panel drm_panel;
struct drm_dp_link link_info;
struct sde_edid_ctrl *edid_ctrl;
struct dp_panel_info pinfo;

4
msm/dp/dp_parser.c
View file

@ -177,6 +177,10 @@ static int dp_parser_misc(struct dp_parser *parser)
if (!parser->display_type)
parser->display_type = "unknown";
parser->panel_notifier_support = of_property_read_bool(of_node,
"qcom,panel-notifier-support");
DP_DEBUG("panel-notifier-support = %d\n", parser->panel_notifier_support);
return 0;
}

1
msm/dp/dp_parser.h
View file

@ -266,6 +266,7 @@ struct dp_parser {
bool has_widebus;
bool gpio_aux_switch;
bool lphw_hpd;
bool panel_notifier_support;
u32 mst_fixed_port[MAX_DP_MST_STREAMS];
u32 pixel_base_off[MAX_DP_MST_STREAMS];
const char *mst_fixed_display_type[MAX_DP_MST_STREAMS];