All of lore.kernel.org
 help / color / mirror / Atom feed
From: Dan Carpenter <dan.carpenter@oracle.com>
To: kbuild@lists.01.org, Sean Paul <sean@poorly.run>,
	dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org,
	freedreno@lists.freedesktop.org
Cc: lkp@intel.com, kbuild-all@lists.01.org, swboyd@chromium.org,
	Sean Paul <seanpaul@chromium.org>,
	Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
	Maxime Ripard <mripard@kernel.org>,
	Thomas Zimmermann <tzimmermann@suse.de>,
	David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>
Subject: [Intel-gfx] [kbuild] Re: [PATCH v2 04/13] drm/hdcp: Expand HDCP helper library for enable/disable/check
Date: Fri, 17 Sep 2021 13:58:45 +0300	[thread overview]
Message-ID: <202109170917.5gPBFFFL-lkp@intel.com> (raw)
In-Reply-To: <20210915203834.1439-5-sean@poorly.run>

Hi Sean,

url:    https://github.com/0day-ci/linux/commits/Sean-Paul/drm-hdcp-Pull-HDCP-auth-exchange-check-into-helpers/20210916-044145 
base:   git://anongit.freedesktop.org/drm-intel for-linux-next
config: x86_64-randconfig-m001-20210916 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>

New smatch warnings:
drivers/gpu/drm/drm_hdcp.c:1208 drm_hdcp_helper_enable_hdcp() error: uninitialized symbol 'check_link_interval'.

Old smatch warnings:
drivers/gpu/drm/drm_hdcp.c:514 drm_hdcp_atomic_check() warn: inconsistent indenting

vim +/check_link_interval +1208 drivers/gpu/drm/drm_hdcp.c

cbc5065be3a652f Sean Paul 2021-09-15  1127  static int drm_hdcp_helper_enable_hdcp(struct drm_hdcp_helper_data *data,
cbc5065be3a652f Sean Paul 2021-09-15  1128  				       struct drm_atomic_state *state,
cbc5065be3a652f Sean Paul 2021-09-15  1129  				       struct mutex *driver_mutex)
cbc5065be3a652f Sean Paul 2021-09-15  1130  {
cbc5065be3a652f Sean Paul 2021-09-15  1131  	struct drm_connector *connector = data->connector;
cbc5065be3a652f Sean Paul 2021-09-15  1132  	struct drm_connector_state *conn_state;
cbc5065be3a652f Sean Paul 2021-09-15  1133  	struct drm_device *dev = connector->dev;
cbc5065be3a652f Sean Paul 2021-09-15  1134  	unsigned long check_link_interval;
                                                              ^^^^^^^^^^^^^^^^^^^
cbc5065be3a652f Sean Paul 2021-09-15  1135  	bool capable;
cbc5065be3a652f Sean Paul 2021-09-15  1136  	int ret = 0;
cbc5065be3a652f Sean Paul 2021-09-15  1137  
cbc5065be3a652f Sean Paul 2021-09-15  1138  	conn_state = drm_atomic_get_new_connector_state(state, connector);
cbc5065be3a652f Sean Paul 2021-09-15  1139  
cbc5065be3a652f Sean Paul 2021-09-15  1140  	mutex_lock(&data->mutex);
cbc5065be3a652f Sean Paul 2021-09-15  1141  
cbc5065be3a652f Sean Paul 2021-09-15  1142  	if (data->value == DRM_MODE_CONTENT_PROTECTION_ENABLED) {
cbc5065be3a652f Sean Paul 2021-09-15  1143  		drm_hdcp_update_value(data, DRM_MODE_CONTENT_PROTECTION_ENABLED,
cbc5065be3a652f Sean Paul 2021-09-15  1144  				      true);
cbc5065be3a652f Sean Paul 2021-09-15  1145  		goto out_data_mutex;
cbc5065be3a652f Sean Paul 2021-09-15  1146  	}
cbc5065be3a652f Sean Paul 2021-09-15  1147  
cbc5065be3a652f Sean Paul 2021-09-15  1148  	drm_WARN_ON(dev, data->driver_mutex != NULL);
cbc5065be3a652f Sean Paul 2021-09-15  1149  	data->driver_mutex = driver_mutex;
cbc5065be3a652f Sean Paul 2021-09-15  1150  
cbc5065be3a652f Sean Paul 2021-09-15  1151  	drm_hdcp_helper_driver_lock(data);
cbc5065be3a652f Sean Paul 2021-09-15  1152  
cbc5065be3a652f Sean Paul 2021-09-15  1153  	if (data->funcs->setup) {
cbc5065be3a652f Sean Paul 2021-09-15  1154  		ret = data->funcs->setup(connector, state);
cbc5065be3a652f Sean Paul 2021-09-15  1155  		if (ret) {
cbc5065be3a652f Sean Paul 2021-09-15  1156  			drm_err(dev, "Failed to setup HDCP %d\n", ret);
cbc5065be3a652f Sean Paul 2021-09-15  1157  			goto out;
cbc5065be3a652f Sean Paul 2021-09-15  1158  		}
cbc5065be3a652f Sean Paul 2021-09-15  1159  	}
cbc5065be3a652f Sean Paul 2021-09-15  1160  
cbc5065be3a652f Sean Paul 2021-09-15  1161  	if (!data->funcs->are_keys_valid ||
cbc5065be3a652f Sean Paul 2021-09-15  1162  	    !data->funcs->are_keys_valid(connector)) {
cbc5065be3a652f Sean Paul 2021-09-15  1163  		if (data->funcs->load_keys) {
cbc5065be3a652f Sean Paul 2021-09-15  1164  			ret = data->funcs->load_keys(connector);
cbc5065be3a652f Sean Paul 2021-09-15  1165  			if (ret) {
cbc5065be3a652f Sean Paul 2021-09-15  1166  				drm_err(dev, "Failed to load HDCP keys %d\n", ret);
cbc5065be3a652f Sean Paul 2021-09-15  1167  				goto out;
cbc5065be3a652f Sean Paul 2021-09-15  1168  			}
cbc5065be3a652f Sean Paul 2021-09-15  1169  		}
cbc5065be3a652f Sean Paul 2021-09-15  1170  	}
cbc5065be3a652f Sean Paul 2021-09-15  1171  
cbc5065be3a652f Sean Paul 2021-09-15  1172  	/*
cbc5065be3a652f Sean Paul 2021-09-15  1173  	 * Considering that HDCP2.2 is more secure than HDCP1.4, If the setup
cbc5065be3a652f Sean Paul 2021-09-15  1174  	 * is capable of HDCP2.2, it is preferred to use HDCP2.2.
cbc5065be3a652f Sean Paul 2021-09-15  1175  	 */
cbc5065be3a652f Sean Paul 2021-09-15  1176  	ret = data->funcs->hdcp2_capable(connector, &capable);
cbc5065be3a652f Sean Paul 2021-09-15  1177  	if (ret) {
cbc5065be3a652f Sean Paul 2021-09-15  1178  		drm_err(dev, "HDCP 2.x capability check failed %d\n", ret);
cbc5065be3a652f Sean Paul 2021-09-15  1179  		goto out;
cbc5065be3a652f Sean Paul 2021-09-15  1180  	}
cbc5065be3a652f Sean Paul 2021-09-15  1181  	if (capable) {
cbc5065be3a652f Sean Paul 2021-09-15  1182  		data->enabled_type = DRM_MODE_HDCP_CONTENT_TYPE1;
cbc5065be3a652f Sean Paul 2021-09-15  1183  		ret = data->funcs->hdcp2_enable(connector);
cbc5065be3a652f Sean Paul 2021-09-15  1184  		if (!ret) {
cbc5065be3a652f Sean Paul 2021-09-15  1185  			check_link_interval = DRM_HDCP2_CHECK_PERIOD_MS;
cbc5065be3a652f Sean Paul 2021-09-15  1186  			goto out;
cbc5065be3a652f Sean Paul 2021-09-15  1187  		}
cbc5065be3a652f Sean Paul 2021-09-15  1188  	}
cbc5065be3a652f Sean Paul 2021-09-15  1189  
cbc5065be3a652f Sean Paul 2021-09-15  1190  	/*
cbc5065be3a652f Sean Paul 2021-09-15  1191  	 * When HDCP2.2 fails and Content Type is not Type1, HDCP1.4 will
cbc5065be3a652f Sean Paul 2021-09-15  1192  	 * be attempted.
cbc5065be3a652f Sean Paul 2021-09-15  1193  	 */
cbc5065be3a652f Sean Paul 2021-09-15  1194  	ret = drm_hdcp_helper_hdcp1_capable(data, &capable);
cbc5065be3a652f Sean Paul 2021-09-15  1195  	if (ret) {
cbc5065be3a652f Sean Paul 2021-09-15  1196  		drm_err(dev, "HDCP 1.x capability check failed %d\n", ret);
cbc5065be3a652f Sean Paul 2021-09-15  1197  		goto out;
cbc5065be3a652f Sean Paul 2021-09-15  1198  	}
cbc5065be3a652f Sean Paul 2021-09-15  1199  	if (capable && conn_state->content_type != DRM_MODE_HDCP_CONTENT_TYPE1) {
cbc5065be3a652f Sean Paul 2021-09-15  1200  		data->enabled_type = DRM_MODE_HDCP_CONTENT_TYPE0;
cbc5065be3a652f Sean Paul 2021-09-15  1201  		ret = drm_hdcp_helper_hdcp1_enable(data);
cbc5065be3a652f Sean Paul 2021-09-15  1202  		if (!ret)
cbc5065be3a652f Sean Paul 2021-09-15  1203  			check_link_interval = DRM_HDCP_CHECK_PERIOD_MS;
cbc5065be3a652f Sean Paul 2021-09-15  1204  	}

"ret = 0" and "check_link_interval" is unitialized on else path.


cbc5065be3a652f Sean Paul 2021-09-15  1205  
cbc5065be3a652f Sean Paul 2021-09-15  1206  out:
cbc5065be3a652f Sean Paul 2021-09-15  1207  	if (!ret) {
cbc5065be3a652f Sean Paul 2021-09-15 @1208  		schedule_delayed_work(&data->check_work, check_link_interval);
                                                                                                 ^^^^^^^^^^^^^^^^^^^

cbc5065be3a652f Sean Paul 2021-09-15  1209  		drm_hdcp_update_value(data, DRM_MODE_CONTENT_PROTECTION_ENABLED,
cbc5065be3a652f Sean Paul 2021-09-15  1210  				      true);
cbc5065be3a652f Sean Paul 2021-09-15  1211  	}
cbc5065be3a652f Sean Paul 2021-09-15  1212  
cbc5065be3a652f Sean Paul 2021-09-15  1213  	drm_hdcp_helper_driver_unlock(data);
cbc5065be3a652f Sean Paul 2021-09-15  1214  	if (ret)
cbc5065be3a652f Sean Paul 2021-09-15  1215  		data->driver_mutex = NULL;
cbc5065be3a652f Sean Paul 2021-09-15  1216  
cbc5065be3a652f Sean Paul 2021-09-15  1217  out_data_mutex:
cbc5065be3a652f Sean Paul 2021-09-15  1218  	mutex_unlock(&data->mutex);
cbc5065be3a652f Sean Paul 2021-09-15  1219  	return ret;
cbc5065be3a652f Sean Paul 2021-09-15  1220  }

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org 

_______________________________________________
kbuild mailing list -- kbuild@lists.01.org
To unsubscribe send an email to kbuild-leave@lists.01.org


WARNING: multiple messages have this Message-ID (diff)
From: kernel test robot <lkp@intel.com>
To: kbuild@lists.01.org
Subject: Re: [PATCH v2 04/13] drm/hdcp: Expand HDCP helper library for enable/disable/check
Date: Fri, 17 Sep 2021 09:29:51 +0800	[thread overview]
Message-ID: <202109170917.5gPBFFFL-lkp@intel.com> (raw)

[-- Attachment #1: Type: text/plain, Size: 8698 bytes --]

CC: kbuild-all(a)lists.01.org
In-Reply-To: <20210915203834.1439-5-sean@poorly.run>
References: <20210915203834.1439-5-sean@poorly.run>
TO: Sean Paul <sean@poorly.run>
TO: dri-devel(a)lists.freedesktop.org
TO: intel-gfx(a)lists.freedesktop.org
TO: freedreno(a)lists.freedesktop.org
CC: swboyd(a)chromium.org
CC: Sean Paul <seanpaul@chromium.org>
CC: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
CC: Maxime Ripard <mripard@kernel.org>
CC: Thomas Zimmermann <tzimmermann@suse.de>
CC: David Airlie <airlied@linux.ie>
CC: Daniel Vetter <daniel@ffwll.ch>

Hi Sean,

I love your patch! Perhaps something to improve:

[auto build test WARNING on drm-intel/for-linux-next]
[also build test WARNING on drm-tip/drm-tip robh/for-next linus/master v5.15-rc1 next-20210916]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/0day-ci/linux/commits/Sean-Paul/drm-hdcp-Pull-HDCP-auth-exchange-check-into-helpers/20210916-044145
base:   git://anongit.freedesktop.org/drm-intel for-linux-next
:::::: branch date: 29 hours ago
:::::: commit date: 29 hours ago
config: x86_64-randconfig-m001-20210916 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>

New smatch warnings:
drivers/gpu/drm/drm_hdcp.c:1208 drm_hdcp_helper_enable_hdcp() error: uninitialized symbol 'check_link_interval'.

Old smatch warnings:
drivers/gpu/drm/drm_hdcp.c:514 drm_hdcp_atomic_check() warn: inconsistent indenting

vim +/check_link_interval +1208 drivers/gpu/drm/drm_hdcp.c

cbc5065be3a652f Sean Paul 2021-09-15  1126  
cbc5065be3a652f Sean Paul 2021-09-15  1127  static int drm_hdcp_helper_enable_hdcp(struct drm_hdcp_helper_data *data,
cbc5065be3a652f Sean Paul 2021-09-15  1128  				       struct drm_atomic_state *state,
cbc5065be3a652f Sean Paul 2021-09-15  1129  				       struct mutex *driver_mutex)
cbc5065be3a652f Sean Paul 2021-09-15  1130  {
cbc5065be3a652f Sean Paul 2021-09-15  1131  	struct drm_connector *connector = data->connector;
cbc5065be3a652f Sean Paul 2021-09-15  1132  	struct drm_connector_state *conn_state;
cbc5065be3a652f Sean Paul 2021-09-15  1133  	struct drm_device *dev = connector->dev;
cbc5065be3a652f Sean Paul 2021-09-15  1134  	unsigned long check_link_interval;
cbc5065be3a652f Sean Paul 2021-09-15  1135  	bool capable;
cbc5065be3a652f Sean Paul 2021-09-15  1136  	int ret = 0;
cbc5065be3a652f Sean Paul 2021-09-15  1137  
cbc5065be3a652f Sean Paul 2021-09-15  1138  	conn_state = drm_atomic_get_new_connector_state(state, connector);
cbc5065be3a652f Sean Paul 2021-09-15  1139  
cbc5065be3a652f Sean Paul 2021-09-15  1140  	mutex_lock(&data->mutex);
cbc5065be3a652f Sean Paul 2021-09-15  1141  
cbc5065be3a652f Sean Paul 2021-09-15  1142  	if (data->value == DRM_MODE_CONTENT_PROTECTION_ENABLED) {
cbc5065be3a652f Sean Paul 2021-09-15  1143  		drm_hdcp_update_value(data, DRM_MODE_CONTENT_PROTECTION_ENABLED,
cbc5065be3a652f Sean Paul 2021-09-15  1144  				      true);
cbc5065be3a652f Sean Paul 2021-09-15  1145  		goto out_data_mutex;
cbc5065be3a652f Sean Paul 2021-09-15  1146  	}
cbc5065be3a652f Sean Paul 2021-09-15  1147  
cbc5065be3a652f Sean Paul 2021-09-15  1148  	drm_WARN_ON(dev, data->driver_mutex != NULL);
cbc5065be3a652f Sean Paul 2021-09-15  1149  	data->driver_mutex = driver_mutex;
cbc5065be3a652f Sean Paul 2021-09-15  1150  
cbc5065be3a652f Sean Paul 2021-09-15  1151  	drm_hdcp_helper_driver_lock(data);
cbc5065be3a652f Sean Paul 2021-09-15  1152  
cbc5065be3a652f Sean Paul 2021-09-15  1153  	if (data->funcs->setup) {
cbc5065be3a652f Sean Paul 2021-09-15  1154  		ret = data->funcs->setup(connector, state);
cbc5065be3a652f Sean Paul 2021-09-15  1155  		if (ret) {
cbc5065be3a652f Sean Paul 2021-09-15  1156  			drm_err(dev, "Failed to setup HDCP %d\n", ret);
cbc5065be3a652f Sean Paul 2021-09-15  1157  			goto out;
cbc5065be3a652f Sean Paul 2021-09-15  1158  		}
cbc5065be3a652f Sean Paul 2021-09-15  1159  	}
cbc5065be3a652f Sean Paul 2021-09-15  1160  
cbc5065be3a652f Sean Paul 2021-09-15  1161  	if (!data->funcs->are_keys_valid ||
cbc5065be3a652f Sean Paul 2021-09-15  1162  	    !data->funcs->are_keys_valid(connector)) {
cbc5065be3a652f Sean Paul 2021-09-15  1163  		if (data->funcs->load_keys) {
cbc5065be3a652f Sean Paul 2021-09-15  1164  			ret = data->funcs->load_keys(connector);
cbc5065be3a652f Sean Paul 2021-09-15  1165  			if (ret) {
cbc5065be3a652f Sean Paul 2021-09-15  1166  				drm_err(dev, "Failed to load HDCP keys %d\n", ret);
cbc5065be3a652f Sean Paul 2021-09-15  1167  				goto out;
cbc5065be3a652f Sean Paul 2021-09-15  1168  			}
cbc5065be3a652f Sean Paul 2021-09-15  1169  		}
cbc5065be3a652f Sean Paul 2021-09-15  1170  	}
cbc5065be3a652f Sean Paul 2021-09-15  1171  
cbc5065be3a652f Sean Paul 2021-09-15  1172  	/*
cbc5065be3a652f Sean Paul 2021-09-15  1173  	 * Considering that HDCP2.2 is more secure than HDCP1.4, If the setup
cbc5065be3a652f Sean Paul 2021-09-15  1174  	 * is capable of HDCP2.2, it is preferred to use HDCP2.2.
cbc5065be3a652f Sean Paul 2021-09-15  1175  	 */
cbc5065be3a652f Sean Paul 2021-09-15  1176  	ret = data->funcs->hdcp2_capable(connector, &capable);
cbc5065be3a652f Sean Paul 2021-09-15  1177  	if (ret) {
cbc5065be3a652f Sean Paul 2021-09-15  1178  		drm_err(dev, "HDCP 2.x capability check failed %d\n", ret);
cbc5065be3a652f Sean Paul 2021-09-15  1179  		goto out;
cbc5065be3a652f Sean Paul 2021-09-15  1180  	}
cbc5065be3a652f Sean Paul 2021-09-15  1181  	if (capable) {
cbc5065be3a652f Sean Paul 2021-09-15  1182  		data->enabled_type = DRM_MODE_HDCP_CONTENT_TYPE1;
cbc5065be3a652f Sean Paul 2021-09-15  1183  		ret = data->funcs->hdcp2_enable(connector);
cbc5065be3a652f Sean Paul 2021-09-15  1184  		if (!ret) {
cbc5065be3a652f Sean Paul 2021-09-15  1185  			check_link_interval = DRM_HDCP2_CHECK_PERIOD_MS;
cbc5065be3a652f Sean Paul 2021-09-15  1186  			goto out;
cbc5065be3a652f Sean Paul 2021-09-15  1187  		}
cbc5065be3a652f Sean Paul 2021-09-15  1188  	}
cbc5065be3a652f Sean Paul 2021-09-15  1189  
cbc5065be3a652f Sean Paul 2021-09-15  1190  	/*
cbc5065be3a652f Sean Paul 2021-09-15  1191  	 * When HDCP2.2 fails and Content Type is not Type1, HDCP1.4 will
cbc5065be3a652f Sean Paul 2021-09-15  1192  	 * be attempted.
cbc5065be3a652f Sean Paul 2021-09-15  1193  	 */
cbc5065be3a652f Sean Paul 2021-09-15  1194  	ret = drm_hdcp_helper_hdcp1_capable(data, &capable);
cbc5065be3a652f Sean Paul 2021-09-15  1195  	if (ret) {
cbc5065be3a652f Sean Paul 2021-09-15  1196  		drm_err(dev, "HDCP 1.x capability check failed %d\n", ret);
cbc5065be3a652f Sean Paul 2021-09-15  1197  		goto out;
cbc5065be3a652f Sean Paul 2021-09-15  1198  	}
cbc5065be3a652f Sean Paul 2021-09-15  1199  	if (capable && conn_state->content_type != DRM_MODE_HDCP_CONTENT_TYPE1) {
cbc5065be3a652f Sean Paul 2021-09-15  1200  		data->enabled_type = DRM_MODE_HDCP_CONTENT_TYPE0;
cbc5065be3a652f Sean Paul 2021-09-15  1201  		ret = drm_hdcp_helper_hdcp1_enable(data);
cbc5065be3a652f Sean Paul 2021-09-15  1202  		if (!ret)
cbc5065be3a652f Sean Paul 2021-09-15  1203  			check_link_interval = DRM_HDCP_CHECK_PERIOD_MS;
cbc5065be3a652f Sean Paul 2021-09-15  1204  	}
cbc5065be3a652f Sean Paul 2021-09-15  1205  
cbc5065be3a652f Sean Paul 2021-09-15  1206  out:
cbc5065be3a652f Sean Paul 2021-09-15  1207  	if (!ret) {
cbc5065be3a652f Sean Paul 2021-09-15 @1208  		schedule_delayed_work(&data->check_work, check_link_interval);
cbc5065be3a652f Sean Paul 2021-09-15  1209  		drm_hdcp_update_value(data, DRM_MODE_CONTENT_PROTECTION_ENABLED,
cbc5065be3a652f Sean Paul 2021-09-15  1210  				      true);
cbc5065be3a652f Sean Paul 2021-09-15  1211  	}
cbc5065be3a652f Sean Paul 2021-09-15  1212  
cbc5065be3a652f Sean Paul 2021-09-15  1213  	drm_hdcp_helper_driver_unlock(data);
cbc5065be3a652f Sean Paul 2021-09-15  1214  	if (ret)
cbc5065be3a652f Sean Paul 2021-09-15  1215  		data->driver_mutex = NULL;
cbc5065be3a652f Sean Paul 2021-09-15  1216  
cbc5065be3a652f Sean Paul 2021-09-15  1217  out_data_mutex:
cbc5065be3a652f Sean Paul 2021-09-15  1218  	mutex_unlock(&data->mutex);
cbc5065be3a652f Sean Paul 2021-09-15  1219  	return ret;
cbc5065be3a652f Sean Paul 2021-09-15  1220  }
cbc5065be3a652f Sean Paul 2021-09-15  1221  

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

[-- Attachment #2: config.gz --]
[-- Type: application/gzip, Size: 35196 bytes --]

WARNING: multiple messages have this Message-ID (diff)
From: Dan Carpenter <dan.carpenter@oracle.com>
To: kbuild@lists.01.org, Sean Paul <sean@poorly.run>,
	dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org,
	freedreno@lists.freedesktop.org
Cc: lkp@intel.com, kbuild-all@lists.01.org, swboyd@chromium.org,
	Sean Paul <seanpaul@chromium.org>,
	Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
	Maxime Ripard <mripard@kernel.org>,
	Thomas Zimmermann <tzimmermann@suse.de>,
	David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>
Subject: [kbuild] Re: [PATCH v2 04/13] drm/hdcp: Expand HDCP helper library for enable/disable/check
Date: Fri, 17 Sep 2021 13:58:45 +0300	[thread overview]
Message-ID: <202109170917.5gPBFFFL-lkp@intel.com> (raw)
In-Reply-To: <20210915203834.1439-5-sean@poorly.run>

Hi Sean,

url:    https://github.com/0day-ci/linux/commits/Sean-Paul/drm-hdcp-Pull-HDCP-auth-exchange-check-into-helpers/20210916-044145 
base:   git://anongit.freedesktop.org/drm-intel for-linux-next
config: x86_64-randconfig-m001-20210916 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>

New smatch warnings:
drivers/gpu/drm/drm_hdcp.c:1208 drm_hdcp_helper_enable_hdcp() error: uninitialized symbol 'check_link_interval'.

Old smatch warnings:
drivers/gpu/drm/drm_hdcp.c:514 drm_hdcp_atomic_check() warn: inconsistent indenting

vim +/check_link_interval +1208 drivers/gpu/drm/drm_hdcp.c

cbc5065be3a652f Sean Paul 2021-09-15  1127  static int drm_hdcp_helper_enable_hdcp(struct drm_hdcp_helper_data *data,
cbc5065be3a652f Sean Paul 2021-09-15  1128  				       struct drm_atomic_state *state,
cbc5065be3a652f Sean Paul 2021-09-15  1129  				       struct mutex *driver_mutex)
cbc5065be3a652f Sean Paul 2021-09-15  1130  {
cbc5065be3a652f Sean Paul 2021-09-15  1131  	struct drm_connector *connector = data->connector;
cbc5065be3a652f Sean Paul 2021-09-15  1132  	struct drm_connector_state *conn_state;
cbc5065be3a652f Sean Paul 2021-09-15  1133  	struct drm_device *dev = connector->dev;
cbc5065be3a652f Sean Paul 2021-09-15  1134  	unsigned long check_link_interval;
                                                              ^^^^^^^^^^^^^^^^^^^
cbc5065be3a652f Sean Paul 2021-09-15  1135  	bool capable;
cbc5065be3a652f Sean Paul 2021-09-15  1136  	int ret = 0;
cbc5065be3a652f Sean Paul 2021-09-15  1137  
cbc5065be3a652f Sean Paul 2021-09-15  1138  	conn_state = drm_atomic_get_new_connector_state(state, connector);
cbc5065be3a652f Sean Paul 2021-09-15  1139  
cbc5065be3a652f Sean Paul 2021-09-15  1140  	mutex_lock(&data->mutex);
cbc5065be3a652f Sean Paul 2021-09-15  1141  
cbc5065be3a652f Sean Paul 2021-09-15  1142  	if (data->value == DRM_MODE_CONTENT_PROTECTION_ENABLED) {
cbc5065be3a652f Sean Paul 2021-09-15  1143  		drm_hdcp_update_value(data, DRM_MODE_CONTENT_PROTECTION_ENABLED,
cbc5065be3a652f Sean Paul 2021-09-15  1144  				      true);
cbc5065be3a652f Sean Paul 2021-09-15  1145  		goto out_data_mutex;
cbc5065be3a652f Sean Paul 2021-09-15  1146  	}
cbc5065be3a652f Sean Paul 2021-09-15  1147  
cbc5065be3a652f Sean Paul 2021-09-15  1148  	drm_WARN_ON(dev, data->driver_mutex != NULL);
cbc5065be3a652f Sean Paul 2021-09-15  1149  	data->driver_mutex = driver_mutex;
cbc5065be3a652f Sean Paul 2021-09-15  1150  
cbc5065be3a652f Sean Paul 2021-09-15  1151  	drm_hdcp_helper_driver_lock(data);
cbc5065be3a652f Sean Paul 2021-09-15  1152  
cbc5065be3a652f Sean Paul 2021-09-15  1153  	if (data->funcs->setup) {
cbc5065be3a652f Sean Paul 2021-09-15  1154  		ret = data->funcs->setup(connector, state);
cbc5065be3a652f Sean Paul 2021-09-15  1155  		if (ret) {
cbc5065be3a652f Sean Paul 2021-09-15  1156  			drm_err(dev, "Failed to setup HDCP %d\n", ret);
cbc5065be3a652f Sean Paul 2021-09-15  1157  			goto out;
cbc5065be3a652f Sean Paul 2021-09-15  1158  		}
cbc5065be3a652f Sean Paul 2021-09-15  1159  	}
cbc5065be3a652f Sean Paul 2021-09-15  1160  
cbc5065be3a652f Sean Paul 2021-09-15  1161  	if (!data->funcs->are_keys_valid ||
cbc5065be3a652f Sean Paul 2021-09-15  1162  	    !data->funcs->are_keys_valid(connector)) {
cbc5065be3a652f Sean Paul 2021-09-15  1163  		if (data->funcs->load_keys) {
cbc5065be3a652f Sean Paul 2021-09-15  1164  			ret = data->funcs->load_keys(connector);
cbc5065be3a652f Sean Paul 2021-09-15  1165  			if (ret) {
cbc5065be3a652f Sean Paul 2021-09-15  1166  				drm_err(dev, "Failed to load HDCP keys %d\n", ret);
cbc5065be3a652f Sean Paul 2021-09-15  1167  				goto out;
cbc5065be3a652f Sean Paul 2021-09-15  1168  			}
cbc5065be3a652f Sean Paul 2021-09-15  1169  		}
cbc5065be3a652f Sean Paul 2021-09-15  1170  	}
cbc5065be3a652f Sean Paul 2021-09-15  1171  
cbc5065be3a652f Sean Paul 2021-09-15  1172  	/*
cbc5065be3a652f Sean Paul 2021-09-15  1173  	 * Considering that HDCP2.2 is more secure than HDCP1.4, If the setup
cbc5065be3a652f Sean Paul 2021-09-15  1174  	 * is capable of HDCP2.2, it is preferred to use HDCP2.2.
cbc5065be3a652f Sean Paul 2021-09-15  1175  	 */
cbc5065be3a652f Sean Paul 2021-09-15  1176  	ret = data->funcs->hdcp2_capable(connector, &capable);
cbc5065be3a652f Sean Paul 2021-09-15  1177  	if (ret) {
cbc5065be3a652f Sean Paul 2021-09-15  1178  		drm_err(dev, "HDCP 2.x capability check failed %d\n", ret);
cbc5065be3a652f Sean Paul 2021-09-15  1179  		goto out;
cbc5065be3a652f Sean Paul 2021-09-15  1180  	}
cbc5065be3a652f Sean Paul 2021-09-15  1181  	if (capable) {
cbc5065be3a652f Sean Paul 2021-09-15  1182  		data->enabled_type = DRM_MODE_HDCP_CONTENT_TYPE1;
cbc5065be3a652f Sean Paul 2021-09-15  1183  		ret = data->funcs->hdcp2_enable(connector);
cbc5065be3a652f Sean Paul 2021-09-15  1184  		if (!ret) {
cbc5065be3a652f Sean Paul 2021-09-15  1185  			check_link_interval = DRM_HDCP2_CHECK_PERIOD_MS;
cbc5065be3a652f Sean Paul 2021-09-15  1186  			goto out;
cbc5065be3a652f Sean Paul 2021-09-15  1187  		}
cbc5065be3a652f Sean Paul 2021-09-15  1188  	}
cbc5065be3a652f Sean Paul 2021-09-15  1189  
cbc5065be3a652f Sean Paul 2021-09-15  1190  	/*
cbc5065be3a652f Sean Paul 2021-09-15  1191  	 * When HDCP2.2 fails and Content Type is not Type1, HDCP1.4 will
cbc5065be3a652f Sean Paul 2021-09-15  1192  	 * be attempted.
cbc5065be3a652f Sean Paul 2021-09-15  1193  	 */
cbc5065be3a652f Sean Paul 2021-09-15  1194  	ret = drm_hdcp_helper_hdcp1_capable(data, &capable);
cbc5065be3a652f Sean Paul 2021-09-15  1195  	if (ret) {
cbc5065be3a652f Sean Paul 2021-09-15  1196  		drm_err(dev, "HDCP 1.x capability check failed %d\n", ret);
cbc5065be3a652f Sean Paul 2021-09-15  1197  		goto out;
cbc5065be3a652f Sean Paul 2021-09-15  1198  	}
cbc5065be3a652f Sean Paul 2021-09-15  1199  	if (capable && conn_state->content_type != DRM_MODE_HDCP_CONTENT_TYPE1) {
cbc5065be3a652f Sean Paul 2021-09-15  1200  		data->enabled_type = DRM_MODE_HDCP_CONTENT_TYPE0;
cbc5065be3a652f Sean Paul 2021-09-15  1201  		ret = drm_hdcp_helper_hdcp1_enable(data);
cbc5065be3a652f Sean Paul 2021-09-15  1202  		if (!ret)
cbc5065be3a652f Sean Paul 2021-09-15  1203  			check_link_interval = DRM_HDCP_CHECK_PERIOD_MS;
cbc5065be3a652f Sean Paul 2021-09-15  1204  	}

"ret = 0" and "check_link_interval" is unitialized on else path.


cbc5065be3a652f Sean Paul 2021-09-15  1205  
cbc5065be3a652f Sean Paul 2021-09-15  1206  out:
cbc5065be3a652f Sean Paul 2021-09-15  1207  	if (!ret) {
cbc5065be3a652f Sean Paul 2021-09-15 @1208  		schedule_delayed_work(&data->check_work, check_link_interval);
                                                                                                 ^^^^^^^^^^^^^^^^^^^

cbc5065be3a652f Sean Paul 2021-09-15  1209  		drm_hdcp_update_value(data, DRM_MODE_CONTENT_PROTECTION_ENABLED,
cbc5065be3a652f Sean Paul 2021-09-15  1210  				      true);
cbc5065be3a652f Sean Paul 2021-09-15  1211  	}
cbc5065be3a652f Sean Paul 2021-09-15  1212  
cbc5065be3a652f Sean Paul 2021-09-15  1213  	drm_hdcp_helper_driver_unlock(data);
cbc5065be3a652f Sean Paul 2021-09-15  1214  	if (ret)
cbc5065be3a652f Sean Paul 2021-09-15  1215  		data->driver_mutex = NULL;
cbc5065be3a652f Sean Paul 2021-09-15  1216  
cbc5065be3a652f Sean Paul 2021-09-15  1217  out_data_mutex:
cbc5065be3a652f Sean Paul 2021-09-15  1218  	mutex_unlock(&data->mutex);
cbc5065be3a652f Sean Paul 2021-09-15  1219  	return ret;
cbc5065be3a652f Sean Paul 2021-09-15  1220  }

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org 

_______________________________________________
kbuild mailing list -- kbuild@lists.01.org
To unsubscribe send an email to kbuild-leave@lists.01.org


WARNING: multiple messages have this Message-ID (diff)
From: Dan Carpenter <dan.carpenter@oracle.com>
To: kbuild-all@lists.01.org
Subject: [kbuild] Re: [PATCH v2 04/13] drm/hdcp: Expand HDCP helper library for enable/disable/check
Date: Fri, 17 Sep 2021 13:58:45 +0300	[thread overview]
Message-ID: <202109170917.5gPBFFFL-lkp@intel.com> (raw)
In-Reply-To: <20210915203834.1439-5-sean@poorly.run>

[-- Attachment #1: Type: text/plain, Size: 8004 bytes --]

Hi Sean,

url:    https://github.com/0day-ci/linux/commits/Sean-Paul/drm-hdcp-Pull-HDCP-auth-exchange-check-into-helpers/20210916-044145 
base:   git://anongit.freedesktop.org/drm-intel for-linux-next
config: x86_64-randconfig-m001-20210916 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>

New smatch warnings:
drivers/gpu/drm/drm_hdcp.c:1208 drm_hdcp_helper_enable_hdcp() error: uninitialized symbol 'check_link_interval'.

Old smatch warnings:
drivers/gpu/drm/drm_hdcp.c:514 drm_hdcp_atomic_check() warn: inconsistent indenting

vim +/check_link_interval +1208 drivers/gpu/drm/drm_hdcp.c

cbc5065be3a652f Sean Paul 2021-09-15  1127  static int drm_hdcp_helper_enable_hdcp(struct drm_hdcp_helper_data *data,
cbc5065be3a652f Sean Paul 2021-09-15  1128  				       struct drm_atomic_state *state,
cbc5065be3a652f Sean Paul 2021-09-15  1129  				       struct mutex *driver_mutex)
cbc5065be3a652f Sean Paul 2021-09-15  1130  {
cbc5065be3a652f Sean Paul 2021-09-15  1131  	struct drm_connector *connector = data->connector;
cbc5065be3a652f Sean Paul 2021-09-15  1132  	struct drm_connector_state *conn_state;
cbc5065be3a652f Sean Paul 2021-09-15  1133  	struct drm_device *dev = connector->dev;
cbc5065be3a652f Sean Paul 2021-09-15  1134  	unsigned long check_link_interval;
                                                              ^^^^^^^^^^^^^^^^^^^
cbc5065be3a652f Sean Paul 2021-09-15  1135  	bool capable;
cbc5065be3a652f Sean Paul 2021-09-15  1136  	int ret = 0;
cbc5065be3a652f Sean Paul 2021-09-15  1137  
cbc5065be3a652f Sean Paul 2021-09-15  1138  	conn_state = drm_atomic_get_new_connector_state(state, connector);
cbc5065be3a652f Sean Paul 2021-09-15  1139  
cbc5065be3a652f Sean Paul 2021-09-15  1140  	mutex_lock(&data->mutex);
cbc5065be3a652f Sean Paul 2021-09-15  1141  
cbc5065be3a652f Sean Paul 2021-09-15  1142  	if (data->value == DRM_MODE_CONTENT_PROTECTION_ENABLED) {
cbc5065be3a652f Sean Paul 2021-09-15  1143  		drm_hdcp_update_value(data, DRM_MODE_CONTENT_PROTECTION_ENABLED,
cbc5065be3a652f Sean Paul 2021-09-15  1144  				      true);
cbc5065be3a652f Sean Paul 2021-09-15  1145  		goto out_data_mutex;
cbc5065be3a652f Sean Paul 2021-09-15  1146  	}
cbc5065be3a652f Sean Paul 2021-09-15  1147  
cbc5065be3a652f Sean Paul 2021-09-15  1148  	drm_WARN_ON(dev, data->driver_mutex != NULL);
cbc5065be3a652f Sean Paul 2021-09-15  1149  	data->driver_mutex = driver_mutex;
cbc5065be3a652f Sean Paul 2021-09-15  1150  
cbc5065be3a652f Sean Paul 2021-09-15  1151  	drm_hdcp_helper_driver_lock(data);
cbc5065be3a652f Sean Paul 2021-09-15  1152  
cbc5065be3a652f Sean Paul 2021-09-15  1153  	if (data->funcs->setup) {
cbc5065be3a652f Sean Paul 2021-09-15  1154  		ret = data->funcs->setup(connector, state);
cbc5065be3a652f Sean Paul 2021-09-15  1155  		if (ret) {
cbc5065be3a652f Sean Paul 2021-09-15  1156  			drm_err(dev, "Failed to setup HDCP %d\n", ret);
cbc5065be3a652f Sean Paul 2021-09-15  1157  			goto out;
cbc5065be3a652f Sean Paul 2021-09-15  1158  		}
cbc5065be3a652f Sean Paul 2021-09-15  1159  	}
cbc5065be3a652f Sean Paul 2021-09-15  1160  
cbc5065be3a652f Sean Paul 2021-09-15  1161  	if (!data->funcs->are_keys_valid ||
cbc5065be3a652f Sean Paul 2021-09-15  1162  	    !data->funcs->are_keys_valid(connector)) {
cbc5065be3a652f Sean Paul 2021-09-15  1163  		if (data->funcs->load_keys) {
cbc5065be3a652f Sean Paul 2021-09-15  1164  			ret = data->funcs->load_keys(connector);
cbc5065be3a652f Sean Paul 2021-09-15  1165  			if (ret) {
cbc5065be3a652f Sean Paul 2021-09-15  1166  				drm_err(dev, "Failed to load HDCP keys %d\n", ret);
cbc5065be3a652f Sean Paul 2021-09-15  1167  				goto out;
cbc5065be3a652f Sean Paul 2021-09-15  1168  			}
cbc5065be3a652f Sean Paul 2021-09-15  1169  		}
cbc5065be3a652f Sean Paul 2021-09-15  1170  	}
cbc5065be3a652f Sean Paul 2021-09-15  1171  
cbc5065be3a652f Sean Paul 2021-09-15  1172  	/*
cbc5065be3a652f Sean Paul 2021-09-15  1173  	 * Considering that HDCP2.2 is more secure than HDCP1.4, If the setup
cbc5065be3a652f Sean Paul 2021-09-15  1174  	 * is capable of HDCP2.2, it is preferred to use HDCP2.2.
cbc5065be3a652f Sean Paul 2021-09-15  1175  	 */
cbc5065be3a652f Sean Paul 2021-09-15  1176  	ret = data->funcs->hdcp2_capable(connector, &capable);
cbc5065be3a652f Sean Paul 2021-09-15  1177  	if (ret) {
cbc5065be3a652f Sean Paul 2021-09-15  1178  		drm_err(dev, "HDCP 2.x capability check failed %d\n", ret);
cbc5065be3a652f Sean Paul 2021-09-15  1179  		goto out;
cbc5065be3a652f Sean Paul 2021-09-15  1180  	}
cbc5065be3a652f Sean Paul 2021-09-15  1181  	if (capable) {
cbc5065be3a652f Sean Paul 2021-09-15  1182  		data->enabled_type = DRM_MODE_HDCP_CONTENT_TYPE1;
cbc5065be3a652f Sean Paul 2021-09-15  1183  		ret = data->funcs->hdcp2_enable(connector);
cbc5065be3a652f Sean Paul 2021-09-15  1184  		if (!ret) {
cbc5065be3a652f Sean Paul 2021-09-15  1185  			check_link_interval = DRM_HDCP2_CHECK_PERIOD_MS;
cbc5065be3a652f Sean Paul 2021-09-15  1186  			goto out;
cbc5065be3a652f Sean Paul 2021-09-15  1187  		}
cbc5065be3a652f Sean Paul 2021-09-15  1188  	}
cbc5065be3a652f Sean Paul 2021-09-15  1189  
cbc5065be3a652f Sean Paul 2021-09-15  1190  	/*
cbc5065be3a652f Sean Paul 2021-09-15  1191  	 * When HDCP2.2 fails and Content Type is not Type1, HDCP1.4 will
cbc5065be3a652f Sean Paul 2021-09-15  1192  	 * be attempted.
cbc5065be3a652f Sean Paul 2021-09-15  1193  	 */
cbc5065be3a652f Sean Paul 2021-09-15  1194  	ret = drm_hdcp_helper_hdcp1_capable(data, &capable);
cbc5065be3a652f Sean Paul 2021-09-15  1195  	if (ret) {
cbc5065be3a652f Sean Paul 2021-09-15  1196  		drm_err(dev, "HDCP 1.x capability check failed %d\n", ret);
cbc5065be3a652f Sean Paul 2021-09-15  1197  		goto out;
cbc5065be3a652f Sean Paul 2021-09-15  1198  	}
cbc5065be3a652f Sean Paul 2021-09-15  1199  	if (capable && conn_state->content_type != DRM_MODE_HDCP_CONTENT_TYPE1) {
cbc5065be3a652f Sean Paul 2021-09-15  1200  		data->enabled_type = DRM_MODE_HDCP_CONTENT_TYPE0;
cbc5065be3a652f Sean Paul 2021-09-15  1201  		ret = drm_hdcp_helper_hdcp1_enable(data);
cbc5065be3a652f Sean Paul 2021-09-15  1202  		if (!ret)
cbc5065be3a652f Sean Paul 2021-09-15  1203  			check_link_interval = DRM_HDCP_CHECK_PERIOD_MS;
cbc5065be3a652f Sean Paul 2021-09-15  1204  	}

"ret = 0" and "check_link_interval" is unitialized on else path.


cbc5065be3a652f Sean Paul 2021-09-15  1205  
cbc5065be3a652f Sean Paul 2021-09-15  1206  out:
cbc5065be3a652f Sean Paul 2021-09-15  1207  	if (!ret) {
cbc5065be3a652f Sean Paul 2021-09-15 @1208  		schedule_delayed_work(&data->check_work, check_link_interval);
                                                                                                 ^^^^^^^^^^^^^^^^^^^

cbc5065be3a652f Sean Paul 2021-09-15  1209  		drm_hdcp_update_value(data, DRM_MODE_CONTENT_PROTECTION_ENABLED,
cbc5065be3a652f Sean Paul 2021-09-15  1210  				      true);
cbc5065be3a652f Sean Paul 2021-09-15  1211  	}
cbc5065be3a652f Sean Paul 2021-09-15  1212  
cbc5065be3a652f Sean Paul 2021-09-15  1213  	drm_hdcp_helper_driver_unlock(data);
cbc5065be3a652f Sean Paul 2021-09-15  1214  	if (ret)
cbc5065be3a652f Sean Paul 2021-09-15  1215  		data->driver_mutex = NULL;
cbc5065be3a652f Sean Paul 2021-09-15  1216  
cbc5065be3a652f Sean Paul 2021-09-15  1217  out_data_mutex:
cbc5065be3a652f Sean Paul 2021-09-15  1218  	mutex_unlock(&data->mutex);
cbc5065be3a652f Sean Paul 2021-09-15  1219  	return ret;
cbc5065be3a652f Sean Paul 2021-09-15  1220  }

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org 

_______________________________________________
kbuild mailing list -- kbuild(a)lists.01.org
To unsubscribe send an email to kbuild-leave(a)lists.01.org

       reply	other threads:[~2021-09-17 10:59 UTC|newest]

Thread overview: 82+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-17  1:29 kernel test robot [this message]
2021-09-17 10:58 ` [kbuild] Re: [PATCH v2 04/13] drm/hdcp: Expand HDCP helper library for enable/disable/check Dan Carpenter
2021-09-17 10:58 ` Dan Carpenter
2021-09-17 10:58 ` [Intel-gfx] " Dan Carpenter
  -- strict thread matches above, loose matches on Subject: below --
2021-09-15 20:38 [Intel-gfx] [PATCH v2 00/13] drm/hdcp: Pull HDCP auth/exchange/check into helpers Sean Paul
2021-09-15 20:38 ` Sean Paul
2021-09-15 20:38 ` [Intel-gfx] [PATCH v2 01/13] drm/hdcp: Add drm_hdcp_atomic_check() Sean Paul
2021-09-15 20:38   ` Sean Paul
2021-09-15 20:38 ` [Intel-gfx] [PATCH v2 02/13] drm/hdcp: Avoid changing crtc state in hdcp atomic check Sean Paul
2021-09-15 20:38   ` Sean Paul
2021-09-15 20:38 ` [Intel-gfx] [PATCH v2 03/13] drm/hdcp: Update property value on content type and user changes Sean Paul
2021-09-15 20:38   ` Sean Paul
2021-09-16 22:48   ` [Intel-gfx] " kernel test robot
2021-09-16 22:48     ` kernel test robot
2021-09-15 20:38 ` [Intel-gfx] [PATCH v2 04/13] drm/hdcp: Expand HDCP helper library for enable/disable/check Sean Paul
2021-09-15 20:38   ` Sean Paul
2021-09-21 23:34   ` [Intel-gfx] [Freedreno] " abhinavk
2021-09-21 23:34     ` abhinavk
2021-09-28 17:33     ` [Intel-gfx] " Sean Paul
2021-09-28 17:33       ` Sean Paul
2021-09-28 21:28       ` [Intel-gfx] " abhinavk
2021-09-28 21:28         ` abhinavk
2021-09-15 20:38 ` [Intel-gfx] [PATCH v2 05/13] drm/i915/hdcp: Consolidate HDCP setup/state cache Sean Paul
2021-09-15 20:38   ` Sean Paul
2021-09-15 20:38 ` [Intel-gfx] [PATCH v2 06/13] drm/i915/hdcp: Retain hdcp_capable return codes Sean Paul
2021-09-15 20:38   ` Sean Paul
2021-09-15 20:38 ` [Intel-gfx] [PATCH v2 07/13] drm/i915/hdcp: Use HDCP helpers for i915 Sean Paul
2021-09-15 20:38   ` Sean Paul
2021-09-17  0:10   ` [Intel-gfx] " kernel test robot
2021-09-17  0:10     ` kernel test robot
2021-09-15 20:38 ` [Intel-gfx] [PATCH v2 08/13] drm/msm/dpu_kms: Re-order dpu includes Sean Paul
2021-09-15 20:38   ` Sean Paul
2021-09-17  3:54   ` [Intel-gfx] " Stephen Boyd
2021-09-17  3:54     ` Stephen Boyd
2021-09-22  2:26   ` [Intel-gfx] [Freedreno] " abhinavk
2021-09-22  2:26     ` abhinavk
2021-09-15 20:38 ` [Intel-gfx] [PATCH v2 09/13] drm/msm/dpu: Remove useless checks in dpu_encoder Sean Paul
2021-09-15 20:38   ` Sean Paul
2021-09-17  3:54   ` [Intel-gfx] " Stephen Boyd
2021-09-17  3:54     ` Stephen Boyd
2021-09-15 20:38 ` [Intel-gfx] [PATCH v2 10/13] drm/msm/dpu: Remove encoder->enable() hack Sean Paul
2021-09-15 20:38   ` Sean Paul
2021-09-17  3:53   ` [Intel-gfx] " Stephen Boyd
2021-09-17  3:53     ` Stephen Boyd
2021-09-17 17:25     ` [Intel-gfx] " Sean Paul
2021-09-17 17:25       ` Sean Paul
2021-09-15 20:38 ` [Intel-gfx] [PATCH v2 11/13] drm/msm/dp: Re-order dp_audio_put in deinit_sub_modules Sean Paul
2021-09-15 20:38   ` Sean Paul
2021-09-17  3:51   ` [Intel-gfx] " Stephen Boyd
2021-09-17  3:51     ` Stephen Boyd
2021-09-15 20:38 ` [Intel-gfx] [PATCH v2 12/13] dt-bindings: msm/dp: Add bindings for HDCP registers Sean Paul
2021-09-15 20:38   ` Sean Paul
2021-09-16 12:21   ` [Intel-gfx] " Rob Herring
2021-09-16 12:21     ` Rob Herring
2021-09-16 12:58   ` [Intel-gfx] " Rob Herring
2021-09-16 12:58     ` Rob Herring
2021-09-15 20:38 ` [Intel-gfx] [PATCH v2 13/13] drm/msm: Implement HDCP 1.x using the new drm HDCP helpers Sean Paul
2021-09-15 20:38   ` Sean Paul
2021-09-17  4:30   ` [Intel-gfx] " kernel test robot
2021-09-17  4:30     ` kernel test robot
2021-09-17  4:30     ` kernel test robot
2021-09-17  6:00   ` [Intel-gfx] " Stephen Boyd
2021-09-17  6:00     ` Stephen Boyd
2021-09-17 21:05     ` [Intel-gfx] " Sean Paul
2021-09-17 21:05       ` Sean Paul
2021-09-22  2:25   ` [Intel-gfx] [Freedreno] " abhinavk
2021-09-22  2:25     ` abhinavk
2021-09-28 18:02     ` [Intel-gfx] " Sean Paul
2021-09-28 18:02       ` Sean Paul
2021-09-28 21:35       ` [Intel-gfx] " abhinavk
2021-09-28 21:35         ` abhinavk
2021-09-29 14:52         ` [Intel-gfx] " Sean Paul
2021-09-29 14:52           ` Sean Paul
2021-09-15 21:58 ` [Intel-gfx] ✗ Fi.CI.BUILD: failure for drm/hdcp: Pull HDCP auth/exchange/check into helpers Patchwork
2021-09-17 12:49   ` Jani Nikula
2021-09-17 12:51 ` [Intel-gfx] [PATCH v2 00/13] " Jani Nikula
2021-09-22  2:30 ` [Intel-gfx] [Freedreno] " abhinavk
2021-09-22  2:30   ` abhinavk
2021-09-28 18:06   ` [Intel-gfx] " Sean Paul
2021-09-28 18:06     ` Sean Paul
2021-09-28 21:23     ` [Intel-gfx] " abhinavk
2021-09-28 21:23       ` abhinavk

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=202109170917.5gPBFFFL-lkp@intel.com \
    --to=dan.carpenter@oracle.com \
    --cc=airlied@linux.ie \
    --cc=daniel@ffwll.ch \
    --cc=dri-devel@lists.freedesktop.org \
    --cc=freedreno@lists.freedesktop.org \
    --cc=intel-gfx@lists.freedesktop.org \
    --cc=kbuild-all@lists.01.org \
    --cc=kbuild@lists.01.org \
    --cc=lkp@intel.com \
    --cc=maarten.lankhorst@linux.intel.com \
    --cc=mripard@kernel.org \
    --cc=sean@poorly.run \
    --cc=seanpaul@chromium.org \
    --cc=swboyd@chromium.org \
    --cc=tzimmermann@suse.de \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.