From nobody Thu Dec 18 20:35:32 2025 Received: from relay5-d.mail.gandi.net (relay5-d.mail.gandi.net [217.70.183.197]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B100F22A4F4 for ; Mon, 13 Jan 2025 17:09:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.70.183.197 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736788162; cv=none; b=avMqUcaDF3QaqFrxVGT20r9jNVjSx9Dg9yiu2iLOGvladDGEss2tPkWOVF38OqDq/xaLYUoZQ81Ao9CpJ/3d0v6zqu8C2oFVehEdK6a2QenPRuRTPoaKqxmddZeknpqCz5CdL2UTI18REQnuNEOhKlkI57hamWKJsmil/Wnub7M= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736788162; c=relaxed/simple; bh=iExjIo72bcu0kyT4QK9hMtyH/I0rWLbCXQIFq+d+7Zk=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=NMEf6C6q+Lp4LKfHGga3R9AazST0gwSnexqUxiRn99YMubNnmNnULu74aa92VQf/EkXt+VTns4Jec2vhNfGhkqHFr8pyhqxI/Dvj6M22KWKbL6vHesTzpwzxKSePlEvge6ztVv9Bf2jEy5LbjVF6glnNDG1unZeeAllK1IcVqYI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com; spf=pass smtp.mailfrom=bootlin.com; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b=VGy0oUNX; arc=none smtp.client-ip=217.70.183.197 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=bootlin.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b="VGy0oUNX" Received: by mail.gandi.net (Postfix) with ESMTPSA id 3D6B61C0002; Mon, 13 Jan 2025 17:09:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1736788159; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=8Opgd83E1kbsxTBGQ+iNZVkk1b4ntm5v/M8pnYqyoxY=; b=VGy0oUNX1XCIuEEUoiRvu4V7h2QeD+aijXRWL23er5ODw48XEFJK+6pt18KV+e5NILK0Wo 1pxpGJ4ZLl/+QjlHaJdTB65lJ/gCBk2t24DYa5ZArokCLAiFtgttsqYmUcW8nX0HmOuLSJ uD6HbSYsOInByV+GJSpi1orKVnnsO6K56uCvA7AkiXXImPlZP3+Wo//xN9Z5pO6AxzOt4y NTl3glyq7+nH27sv2MLr4IpiM+du78AqOZR6Dw2HUTrd5P94p7k9pVEcv22XPp31xfljZc 8ddLTsUwR/2ny3x2rmMdw8f2fYA5X2SlvLjVdk4Sq7926LyXGOhyPYrC6HULvw== From: Louis Chauvet Date: Mon, 13 Jan 2025 18:09:08 +0100 Subject: [PATCH v7 7/7] drm/vkms: Switch to managed for writeback connector Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250113-google-vkms-managed-v7-7-4f81d1893e0b@bootlin.com> References: <20250113-google-vkms-managed-v7-0-4f81d1893e0b@bootlin.com> In-Reply-To: <20250113-google-vkms-managed-v7-0-4f81d1893e0b@bootlin.com> To: Rodrigo Siqueira , Melissa Wen , =?utf-8?q?Ma=C3=ADra_Canal?= , Haneen Mohammed , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Simona Vetter Cc: dri-devel@lists.freedesktop.org, arthurgrillo@riseup.net, linux-kernel@vger.kernel.org, jeremie.dautheribes@bootlin.com, miquel.raynal@bootlin.com, thomas.petazzoni@bootlin.com, seanpaul@google.com, nicolejadeyee@google.com, Louis Chauvet , =?utf-8?q?Jos=C3=A9_Exp=C3=B3sito?= X-Mailer: b4 0.15-dev X-Developer-Signature: v=1; a=openpgp-sha256; l=3886; i=louis.chauvet@bootlin.com; h=from:subject:message-id; bh=iExjIo72bcu0kyT4QK9hMtyH/I0rWLbCXQIFq+d+7Zk=; b=owEBbQKS/ZANAwAIASCtLsZbECziAcsmYgBnhUi1tCnwrydWcnI/Zzc+3aN8YgTrQuMCt/ifz IiT7ItLpkeJAjMEAAEIAB0WIQRPj7g/vng8MQxQWQQgrS7GWxAs4gUCZ4VItQAKCRAgrS7GWxAs 4lNTEAC9Fv5CiH1O8fmAkszsGKsf9ygqBZnu/hXI/fbHc27tuBuEfBxduH8huEY+/nLYsyDMO9Z p+psRCHkGmDIyn/4kDn3ObsvzSQsVzZu3i9BVHEP/CgTuNxi00UA9BE09m2JCag7dz4lKnGv8+m bb+ZPAKYfQye45cEK8aWOP3ga7Z4X7J7SSpCu8wFjH+Il4rXPwGYYGRvC0bLev5b1SDd3kJL6wo bzMGtl0Y3s5DZymN8pZBtI/rsa9hdc/8Wtxcmyj25roVl2bU0GDuoVufTQwcTd4T2f67VBGa7ZQ wRgNsj2HWmwrE667aKDUBrBMEPPY2W7pewvsJIrVFIs4lUC4ggW3M+gjMIZRuYF1pdDif8nAmmn Npj11VgnbUEYyAdFi1XiX6Y4qnwpl3Gjxm7RfKYu6HSLCWG6q+i5BO2evtZ506zTHduQ8hJB0dG P+cRzlxAgYGkx8PHcGTK7fh3m39sn7epUyI4/Gs4KSnBYjPNDm+EYpjT8SMBGnQ8YkSwYtncxuO /vZ5jTW4+O8gc28HdcWtXh+XxRol9xC/pTKbDBnDJ/kLSFQzy8PHX710Z6vyK1xWe9Ql8/D+EE6 1ICBKvqIdsFp1PpDgbt3ANdBZ/4kI6SxRKAz4T6R8uwlS8ItHjEEz3oF5WpTMkJoaqxzVazVagz 2o/xcB8eDWVwj3w== X-Developer-Key: i=louis.chauvet@bootlin.com; a=openpgp; fpr=8B7104AE9A272D6693F527F2EC1883F55E0B40A5 X-GND-Sasl: louis.chauvet@bootlin.com The current VKMS driver uses non-managed function to create writeback connectors. It is not an issue yet, but in order to support multiple devices easily, convert this code to use drm and device managed helpers. Reviewed-by: Jos=C3=A9 Exp=C3=B3sito Signed-off-by: Louis Chauvet --- drivers/gpu/drm/vkms/vkms_drv.h | 3 ++- drivers/gpu/drm/vkms/vkms_output.c | 2 +- drivers/gpu/drm/vkms/vkms_writeback.c | 21 +++++++++++++-------- 3 files changed, 16 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/vkms/vkms_drv.h b/drivers/gpu/drm/vkms/vkms_dr= v.h index 00541eff3d1b0aa4b374fb94c8fe34932df31509..46ac36aebb27ce8d90182247350= 07c1b3fe7d0a5 100644 --- a/drivers/gpu/drm/vkms/vkms_drv.h +++ b/drivers/gpu/drm/vkms/vkms_drv.h @@ -179,6 +179,7 @@ struct vkms_output { struct drm_encoder encoder; struct drm_connector connector; struct drm_writeback_connector wb_connector; + struct drm_encoder wb_encoder; struct hrtimer vblank_hrtimer; ktime_t period_ns; struct workqueue_struct *composer_workq; @@ -275,6 +276,6 @@ void vkms_set_composer(struct vkms_output *out, bool en= abled); void vkms_writeback_row(struct vkms_writeback_job *wb, const struct line_b= uffer *src_buffer, int y); =20 /* Writeback */ -int vkms_enable_writeback_connector(struct vkms_device *vkmsdev); +int vkms_enable_writeback_connector(struct vkms_device *vkmsdev, struct dr= m_crtc *crtc); =20 #endif /* _VKMS_DRV_H_ */ diff --git a/drivers/gpu/drm/vkms/vkms_output.c b/drivers/gpu/drm/vkms/vkms= _output.c index ab9affa75b66ce9f00fe025052439405206144ec..de817e2794860f9071a71b36314= 60691e0d73a85 100644 --- a/drivers/gpu/drm/vkms/vkms_output.c +++ b/drivers/gpu/drm/vkms/vkms_output.c @@ -95,7 +95,7 @@ int vkms_output_init(struct vkms_device *vkmsdev) } =20 if (vkmsdev->config->writeback) { - writeback =3D vkms_enable_writeback_connector(vkmsdev); + writeback =3D vkms_enable_writeback_connector(vkmsdev, crtc); if (writeback) DRM_ERROR("Failed to init writeback connector\n"); } diff --git a/drivers/gpu/drm/vkms/vkms_writeback.c b/drivers/gpu/drm/vkms/v= kms_writeback.c index 79918b44fedd7ae2451d1d530fc6d5aabf2d99a3..981975c2b0a0c75e4a3aceca2a9= 65f5876ae0a8f 100644 --- a/drivers/gpu/drm/vkms/vkms_writeback.c +++ b/drivers/gpu/drm/vkms/vkms_writeback.c @@ -24,7 +24,6 @@ static const u32 vkms_wb_formats[] =3D { =20 static const struct drm_connector_funcs vkms_wb_connector_funcs =3D { .fill_modes =3D drm_helper_probe_single_connector_modes, - .destroy =3D drm_connector_cleanup, .reset =3D drm_atomic_helper_connector_reset, .atomic_duplicate_state =3D drm_atomic_helper_connector_duplicate_state, .atomic_destroy_state =3D drm_atomic_helper_connector_destroy_state, @@ -163,16 +162,22 @@ static const struct drm_connector_helper_funcs vkms_w= b_conn_helper_funcs =3D { .atomic_check =3D vkms_wb_atomic_check, }; =20 -int vkms_enable_writeback_connector(struct vkms_device *vkmsdev) +int vkms_enable_writeback_connector(struct vkms_device *vkmsdev, struct dr= m_crtc *crtc) { struct drm_writeback_connector *wb =3D &vkmsdev->output.wb_connector; + int ret; + + ret =3D drmm_encoder_init(&vkmsdev->drm, &vkmsdev->output.wb_encoder, + NULL, DRM_MODE_ENCODER_VIRTUAL, NULL); + if (ret) + return ret; + vkmsdev->output.wb_encoder.possible_crtcs |=3D drm_crtc_mask(crtc); =20 drm_connector_helper_add(&wb->base, &vkms_wb_conn_helper_funcs); =20 - return drm_writeback_connector_init(&vkmsdev->drm, wb, - &vkms_wb_connector_funcs, - NULL, - vkms_wb_formats, - ARRAY_SIZE(vkms_wb_formats), - 1); + return drmm_writeback_connector_init(&vkmsdev->drm, wb, + &vkms_wb_connector_funcs, + &vkmsdev->output.wb_encoder, + vkms_wb_formats, + ARRAY_SIZE(vkms_wb_formats)); } --=20 2.47.1