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Tue, 7 Jul 2026 13:57:32 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id IPH+IcwFTWoFSgAAD6G6ig (envelope-from ); Tue, 07 Jul 2026 13:57:32 +0000 From: Thomas Zimmermann To: lukas@wunner.de, jfalempe@redhat.com, alexander.deucher@amd.com, christian.koenig@amd.com, airlied@gmail.com, simona@ffwll.ch, maarten.lankhorst@linux.intel.com, mripard@kernel.org, jani.nikula@linux.intel.com, joonas.lahtinen@linux.intel.com, rodrigo.vivi@intel.com, tursulin@ursulin.net, lyude@redhat.com, dakr@kernel.org, deller@gmx.de Cc: dri-devel@lists.freedesktop.org, amd-gfx@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, nouveau@lists.freedesktop.org, linux-fbdev@vger.kernel.org, sashiko-reviews@lists.linux.dev, Thomas Zimmermann Subject: [PATCH 06/10] drm/i915: Implement vga_switcheroo_client_ops.pre_switch Date: Tue, 7 Jul 2026 15:38:13 +0200 Message-ID: <20260707135724.247562-7-tzimmermann@suse.de> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20260707135724.247562-1-tzimmermann@suse.de> References: <20260707135724.247562-1-tzimmermann@suse.de> Precedence: bulk X-Mailing-List: linux-fbdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Action: no action X-Rspamd-Queue-Id: 23AF575A79 X-Spam-Flag: NO X-Spam-Score: -3.01 X-Spam-Level: X-Spamd-Result: default: False [-3.01 / 50.00]; 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RCVD_TLS_ALL(0.00)[]; DKIM_TRACE(0.00)[suse.de:+]; TO_DN_SOME(0.00)[]; FREEMAIL_ENVRCPT(0.00)[gmail.com,gmx.de] X-Rspamd-Server: rspamd1.dmz-prg2.suse.org Call drm_client_dev_acquire_outputs() from vga_switcheroo's pre_switch callback. Pushes fbcon updates from vga_switcheroo into DRM's fbdev emulation. Signed-off-by: Thomas Zimmermann --- drivers/gpu/drm/i915/i915_switcheroo.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/gpu/drm/i915/i915_switcheroo.c b/drivers/gpu/drm/i915/i915_switcheroo.c index 7e0791024282..6b306ece0556 100644 --- a/drivers/gpu/drm/i915/i915_switcheroo.c +++ b/drivers/gpu/drm/i915/i915_switcheroo.c @@ -5,6 +5,7 @@ #include +#include #include #include "display/intel_display_device.h" @@ -58,10 +59,19 @@ static bool i915_switcheroo_can_switch(struct pci_dev *pdev) atomic_read(&i915->drm.open_count) == 0; } +static void i915_switcheroo_pre_switch(struct pci_dev *pdev) +{ + struct drm_i915_private *i915 = pdev_to_i915(pdev); + + if (i915 && intel_display_device_present(i915->display)) + drm_client_dev_acquire_outputs(&i915->drm); +} + static const struct vga_switcheroo_client_ops i915_switcheroo_ops = { .set_gpu_state = i915_switcheroo_set_state, .reprobe = NULL, .can_switch = i915_switcheroo_can_switch, + .pre_switch = i915_switcheroo_pre_switch, }; int i915_switcheroo_register(struct drm_i915_private *i915) -- 2.54.0