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Thu, 12 Dec 2024 17:09:20 +0000 From: Thomas Zimmermann To: jani.nikula@linux.intel.com, rodrigo.vivi@intel.com, joonas.lahtinen@linux.intel.com, tursulin@ursulin.net, lucas.demarchi@intel.com, thomas.hellstrom@linux.intel.com, simona@ffwll.ch, airlied@gmail.com, mripard@kernel.org, maarten.lankhorst@linux.intel.com, jfalempe@redhat.com, javierm@redhat.com Cc: intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org, dri-devel@lists.freedesktop.org, Thomas Zimmermann Subject: [PATCH 02/12] drm/client: Add client-hotplug helper Date: Thu, 12 Dec 2024 18:08:43 +0100 Message-ID: <20241212170913.185939-3-tzimmermann@suse.de> X-Mailer: git-send-email 2.47.1 In-Reply-To: <20241212170913.185939-1-tzimmermann@suse.de> References: <20241212170913.185939-1-tzimmermann@suse.de> MIME-Version: 1.0 X-Rspamd-Queue-Id: 339DB1F37C X-Spamd-Result: default: False [-3.01 / 50.00]; BAYES_HAM(-3.00)[100.00%]; NEURAL_HAM_LONG(-1.00)[-1.000]; MID_CONTAINS_FROM(1.00)[]; R_MISSING_CHARSET(0.50)[]; R_DKIM_ALLOW(-0.20)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; MX_GOOD(-0.01)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; ARC_NA(0.00)[]; RCVD_COUNT_TWO(0.00)[2]; MIME_TRACE(0.00)[0:+]; RCPT_COUNT_TWELVE(0.00)[16]; RCVD_TLS_ALL(0.00)[]; TO_DN_SOME(0.00)[]; FUZZY_BLOCKED(0.00)[rspamd.com]; FREEMAIL_TO(0.00)[linux.intel.com,intel.com,ursulin.net,ffwll.ch,gmail.com,kernel.org,redhat.com]; FREEMAIL_ENVRCPT(0.00)[gmail.com]; TO_MATCH_ENVRCPT_ALL(0.00)[]; DBL_BLOCKED_OPENRESOLVER(0.00)[imap1.dmz-prg2.suse.org:helo,imap1.dmz-prg2.suse.org:rdns,suse.de:email,suse.de:dkim,suse.de:mid]; FROM_EQ_ENVFROM(0.00)[]; FROM_HAS_DN(0.00)[]; R_RATELIMIT(0.00)[to_ip_from(RLqtkr6cif1ebgurukgmwdm7xc)]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; DKIM_TRACE(0.00)[suse.de:+] X-Rspamd-Server: rspamd2.dmz-prg2.suse.org X-Rspamd-Action: no action X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Move client hotplug calls to drm_client_hotplug(). We'll need this helper to send hotplug events after resuming. Signed-off-by: Thomas Zimmermann --- drivers/gpu/drm/drm_client_event.c | 32 ++++++++++++++++++------------ 1 file changed, 19 insertions(+), 13 deletions(-) diff --git a/drivers/gpu/drm/drm_client_event.c b/drivers/gpu/drm/drm_client_event.c index e303de564485..8514df4a2e65 100644 --- a/drivers/gpu/drm/drm_client_event.c +++ b/drivers/gpu/drm/drm_client_event.c @@ -49,6 +49,23 @@ void drm_client_dev_unregister(struct drm_device *dev) } EXPORT_SYMBOL(drm_client_dev_unregister); +static void drm_client_hotplug(struct drm_client_dev *client) +{ + struct drm_device *dev = client->dev; + int ret; + + if (!client->funcs || !client->funcs->hotplug) + return; + + if (client->hotplug_failed) + return; + + ret = client->funcs->hotplug(client); + drm_dbg_kms(dev, "%s: ret=%d\n", client->name, ret); + if (ret) + client->hotplug_failed = true; +} + /** * drm_client_dev_hotplug - Send hotplug event to clients * @dev: DRM device @@ -61,7 +78,6 @@ EXPORT_SYMBOL(drm_client_dev_unregister); void drm_client_dev_hotplug(struct drm_device *dev) { struct drm_client_dev *client; - int ret; if (!drm_core_check_feature(dev, DRIVER_MODESET)) return; @@ -72,18 +88,8 @@ void drm_client_dev_hotplug(struct drm_device *dev) } mutex_lock(&dev->clientlist_mutex); - list_for_each_entry(client, &dev->clientlist, list) { - if (!client->funcs || !client->funcs->hotplug) - continue; - - if (client->hotplug_failed) - continue; - - ret = client->funcs->hotplug(client); - drm_dbg_kms(dev, "%s: ret=%d\n", client->name, ret); - if (ret) - client->hotplug_failed = true; - } + list_for_each_entry(client, &dev->clientlist, list) + drm_client_hotplug(client); mutex_unlock(&dev->clientlist_mutex); } EXPORT_SYMBOL(drm_client_dev_hotplug);