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[108.46.233.209]) by smtp.gmail.com with ESMTPSA id l6-20020a5d4106000000b0030c2e3c7fb3sm453223wrp.101.2023.06.23.15.25.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 23 Jun 2023 15:25:33 -0700 (PDT) From: Jim Shargo To: mairacanal@riseup.net, Daniel Vetter , David Airlie , Haneen Mohammed , Jonathan Corbet , Maarten Lankhorst , Maxime Ripard , Melissa Wen , Rodrigo Siqueira , Thomas Zimmermann Cc: Jim Shargo , dri-devel@lists.freedesktop.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 3/6] drm/vkms: Provide platform data when creating VKMS devices Date: Fri, 23 Jun 2023 18:23:45 -0400 Message-ID: <20230623222353.97283-4-jshargo@chromium.org> X-Mailer: git-send-email 2.41.0.162.gfafddb0af9-goog In-Reply-To: <20230623222353.97283-1-jshargo@chromium.org> References: <20230623222353.97283-1-jshargo@chromium.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" This is a small refactor to make ConfigFS support easier. This should be a no-op refactor. Signed-off-by: Jim Shargo --- drivers/gpu/drm/vkms/vkms_drv.c | 13 +++++++++++-- drivers/gpu/drm/vkms/vkms_drv.h | 9 ++++++--- drivers/gpu/drm/vkms/vkms_output.c | 2 +- 3 files changed, 18 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/vkms/vkms_drv.c b/drivers/gpu/drm/vkms/vkms_dr= v.c index aa2bee82b757..d43121addf66 100644 --- a/drivers/gpu/drm/vkms/vkms_drv.c +++ b/drivers/gpu/drm/vkms/vkms_drv.c @@ -152,12 +152,14 @@ static int vkms_modeset_init(struct vkms_device *vkms= dev) dev->mode_config.preferred_depth =3D 0; dev->mode_config.helper_private =3D &vkms_mode_config_helpers; =20 - return vkms_output_init(vkmsdev, 0); + return vkmsdev->is_default ? vkms_output_init_default(vkmsdev) : + -ENOSYS; } =20 static int vkms_platform_probe(struct platform_device *pdev) { int ret; + struct vkms_device_setup *vkms_device_setup =3D pdev->dev.platform_data; struct vkms_device *vkms_device; void *grp; =20 @@ -177,6 +179,7 @@ static int vkms_platform_probe(struct platform_device *= pdev) vkms_device->config.cursor =3D enable_cursor; vkms_device->config.writeback =3D enable_writeback; vkms_device->config.overlay =3D enable_overlay; + vkms_device->is_default =3D vkms_device_setup->is_default; =20 ret =3D dma_coerce_mask_and_coherent(vkms_device->drm.dev, DMA_BIT_MASK(64)); @@ -240,6 +243,9 @@ static int __init vkms_init(void) { int ret; struct platform_device *pdev; + struct vkms_device_setup vkms_device_setup =3D { + .is_default =3D true, + }; =20 ret =3D platform_driver_register(&vkms_platform_driver); if (ret) { @@ -247,8 +253,11 @@ static int __init vkms_init(void) return ret; } =20 - pdev =3D platform_device_register_simple(DRIVER_NAME, -1, NULL, 0); + pdev =3D platform_device_register_data(NULL, DRIVER_NAME, 0, + &vkms_device_setup, + sizeof(vkms_device_setup)); if (IS_ERR(pdev)) { + DRM_ERROR("Unable to register default vkms device\n"); platform_driver_unregister(&vkms_platform_driver); return PTR_ERR(pdev); } diff --git a/drivers/gpu/drm/vkms/vkms_drv.h b/drivers/gpu/drm/vkms/vkms_dr= v.h index 4c3274838ec7..84b35aa1dc5a 100644 --- a/drivers/gpu/drm/vkms/vkms_drv.h +++ b/drivers/gpu/drm/vkms/vkms_drv.h @@ -121,17 +121,20 @@ struct vkms_output { struct vkms_plane planes[VKMS_MAX_PLANES]; }; =20 -struct vkms_device; - struct vkms_config { bool writeback; bool cursor; bool overlay; }; =20 +struct vkms_device_setup { + bool is_default; +}; + struct vkms_device { struct drm_device drm; struct platform_device *platform; + bool is_default; struct vkms_output output; struct vkms_config config; }; @@ -155,7 +158,7 @@ struct vkms_crtc *vkms_crtc_init(struct vkms_device *vk= msdev, struct drm_plane *primary, struct drm_plane *cursor); =20 -int vkms_output_init(struct vkms_device *vkmsdev, int index); +int vkms_output_init_default(struct vkms_device *vkmsdev); =20 struct vkms_plane *vkms_plane_init(struct vkms_device *vkmsdev, enum drm_plane_type type); diff --git a/drivers/gpu/drm/vkms/vkms_output.c b/drivers/gpu/drm/vkms/vkms= _output.c index 6b4a77780d3c..3b5e272a8b33 100644 --- a/drivers/gpu/drm/vkms/vkms_output.c +++ b/drivers/gpu/drm/vkms/vkms_output.c @@ -80,7 +80,7 @@ static struct drm_encoder *vkms_encoder_init(struct vkms_= device *vkms_device) return encoder; } =20 -int vkms_output_init(struct vkms_device *vkmsdev, int index) +int vkms_output_init_default(struct vkms_device *vkmsdev) { struct vkms_output *output =3D &vkmsdev->output; struct drm_device *dev =3D &vkmsdev->drm; --=20 2.41.0.162.gfafddb0af9-goog