mirror of
https://github.com/archlinuxarm/PKGBUILDs.git
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134 lines
3.6 KiB
Diff
134 lines
3.6 KiB
Diff
From bb6481e5f5d78cb83fc07e845766f8094bc51112 Mon Sep 17 00:00:00 2001
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From: Kevin Mihelich <kevin@archlinuxarm.org>
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Date: Sun, 23 Apr 2017 13:42:34 -0600
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Subject: [PATCH 4/4] skip HDCP setup
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This causes a lockup immediately upon starting X.
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---
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drivers/gpu/drm/rockchip/cdn-dp-core.c | 89 ----------------------------------
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1 file changed, 89 deletions(-)
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diff --git a/drivers/gpu/drm/rockchip/cdn-dp-core.c b/drivers/gpu/drm/rockchip/cdn-dp-core.c
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index e10ac220ef4b..c9d94e17b13c 100644
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--- a/drivers/gpu/drm/rockchip/cdn-dp-core.c
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+++ b/drivers/gpu/drm/rockchip/cdn-dp-core.c
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@@ -1151,88 +1151,6 @@ static int cdn_dp_pd_event(struct notifier_block *nb,
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return NOTIFY_DONE;
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}
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-static int cdn_dp_set_hdcp_drm_property(struct cdn_dp_device *dp, uint64_t val)
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-{
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- struct drm_connector *connector = &dp->connector;
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- struct drm_mode_config *mc = &connector->dev->mode_config;
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-
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- return drm_object_property_set_value(&connector->base,
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- mc->content_protection_property,
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- val);
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-}
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-
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-static bool cdn_dp_hdcp_authorize(struct cdn_dp_device *dp)
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-{
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- bool auth_done = false;
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- u16 tx_status;
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- u32 sw_event;
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- int ret;
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-
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- mutex_lock(&dp->lock);
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-
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- /*
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- * HDCP authentication might cause the disconnect hpd event, just
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- * stop the hdcp event SM.
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- */
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- if (!dp->connected) {
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- auth_done = true;
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- goto out;
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- }
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-
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- sw_event = cdn_dp_get_event(dp);
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-
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- if (sw_event & HDCP_TX_STATUS_EVENT) {
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- auth_done = true;
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-
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- ret = cdn_dp_hdcp_tx_status_req(dp, &tx_status);
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- if (ret)
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- goto out;
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- if (HDCP_TX_STATUS_ERROR(tx_status)) {
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- dev_err(dp->dev, "hdcp status error: %x\n",
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- HDCP_TX_STATUS_ERROR(tx_status));
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- goto out;
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- } else if (tx_status & HDCP_TX_STATUS_AUTHENTICATED) {
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- cdn_dp_set_hdcp_drm_property(dp,
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- DRM_MODE_CONTENT_PROTECTION_ENABLED);
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- goto out;
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- } else {
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- auth_done = false;
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- }
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- }
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-
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- if (sw_event & HDCP_TX_IS_RECEIVER_ID_VALID_EVENT) {
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- ret = cdn_dp_hdcp_tx_is_receiver_id_valid_req(dp);
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- if (ret) {
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- auth_done = true;
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- goto out;
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- }
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- ret = cdn_dp_hdcp_tx_respond_id_valid(dp, true);
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- if (ret)
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- auth_done = true;
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- }
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-
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-out:
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- mutex_unlock(&dp->lock);
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-
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- return auth_done;
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-}
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-
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-static void cdn_dp_hdcp_event_work(struct work_struct *work)
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-{
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- struct cdn_dp_device *dp = container_of(work, struct cdn_dp_device,
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- hdcp_event_work.work);
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- unsigned long timeout = jiffies +
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- msecs_to_jiffies(HDCP_EVENT_TIMEOUT_MS);
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-
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- while (time_before(jiffies, timeout)) {
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- if (cdn_dp_hdcp_authorize(dp))
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- return;
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- msleep(HDCP_RETRY_INTERVAL_MS);
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- }
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-
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- dev_err(dp->dev, "Failed to authorize hdcp\n");
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-}
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-
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static int cdn_dp_bind(struct device *dev, struct device *master, void *data)
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{
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struct cdn_dp_device *dp = dev_get_drvdata(dev);
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@@ -1240,7 +1158,6 @@ static int cdn_dp_bind(struct device *dev, struct device *master, void *data)
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struct drm_connector *connector;
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struct cdn_dp_port *port;
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struct drm_device *drm_dev = data;
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- struct drm_mode_config *mode_config;
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int ret, i;
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ret = cdn_dp_parse_dt(dp);
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@@ -1253,7 +1170,6 @@ static int cdn_dp_bind(struct device *dev, struct device *master, void *data)
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dp->active_port = -1;
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INIT_WORK(&dp->event_work, cdn_dp_pd_event_work);
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- INIT_DELAYED_WORK(&dp->hdcp_event_work, cdn_dp_hdcp_event_work);
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encoder = &dp->encoder;
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@@ -1310,11 +1226,6 @@ static int cdn_dp_bind(struct device *dev, struct device *master, void *data)
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schedule_work(&dp->event_work);
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- mode_config = &connector->dev->mode_config;
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- drm_object_attach_property(&connector->base,
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- mode_config->content_protection_property,
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- DRM_MODE_CONTENT_PROTECTION_UNDESIRED);
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-
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return 0;
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err_free_connector:
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--
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2.14.1
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