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[104.199.175.148]) by smtp.gmail.com with ESMTPSA id 12-20020a17090a194c00b00268188ea4b9sm1150216pjh.19.2023.08.24.01.44.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 24 Aug 2023 01:44:30 -0700 (PDT) From: Brandon Pollack To: marius.vlad@collabora.com, jshargo@chromium.org Subject: [PATCH v4 3/7] drm/vkms: Provide platform data when creating VKMS devices Date: Thu, 24 Aug 2023 08:40:34 +0000 Message-ID: <20230824084350.1062579-4-brpol@chromium.org> X-Mailer: git-send-email 2.42.0.rc1.204.g551eb34607-goog In-Reply-To: <20230824084350.1062579-1-brpol@chromium.org> References: <20230824084350.1062579-1-brpol@chromium.org> MIME-Version: 1.0 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: , Cc: hamohammed.sa@gmail.com, rodrigosiqueiramelo@gmail.com, linux-doc@vger.kernel.org, hirono@chromium.org, mduggan@chromium.org, corbet@lwn.net, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, melissa.srw@gmail.com, mairacanal@riseup.net, mripard@kernel.org, tzimmermann@suse.de, Brandon Pollack Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Jim Shargo This is a small refactor to make ConfigFS support easier. This should be a no-op refactor. Signed-off-by: Jim Shargo Signed-off-by: Brandon Pollack --- drivers/gpu/drm/vkms/vkms_drv.c | 14 ++++++++++++-- drivers/gpu/drm/vkms/vkms_drv.h | 9 ++++++--- drivers/gpu/drm/vkms/vkms_output.c | 2 +- 3 files changed, 19 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/vkms/vkms_drv.c b/drivers/gpu/drm/vkms/vkms_drv.c index 65b1e2c52106..6c94c2b5d529 100644 --- a/drivers/gpu/drm/vkms/vkms_drv.c +++ b/drivers/gpu/drm/vkms/vkms_drv.c @@ -9,6 +9,7 @@ * the GPU in DRM API tests. */ +#include "asm-generic/errno-base.h" #include #include #include @@ -171,12 +172,14 @@ static int vkms_modeset_init(struct vkms_device *vkmsdev) dev->mode_config.preferred_depth = 0; dev->mode_config.helper_private = &vkms_mode_config_helpers; - return vkms_output_init(vkmsdev, 0); + return vkmsdev->is_default ? vkms_output_init_default(vkmsdev) : + -EINVAL; } static int vkms_platform_probe(struct platform_device *pdev) { int ret; + struct vkms_device_setup *vkms_device_setup = pdev->dev.platform_data; struct vkms_device *vkms_device; void *grp; @@ -195,6 +198,7 @@ static int vkms_platform_probe(struct platform_device *pdev) vkms_device->config.cursor = enable_cursor; vkms_device->config.writeback = enable_writeback; vkms_device->config.overlay = enable_overlay; + vkms_device->is_default = vkms_device_setup->is_default; ret = dma_coerce_mask_and_coherent(vkms_device->drm.dev, DMA_BIT_MASK(64)); @@ -258,6 +262,9 @@ static int __init vkms_init(void) { int ret; struct platform_device *pdev; + struct vkms_device_setup vkms_device_setup = { + .is_default = true, + }; ret = platform_driver_register(&vkms_platform_driver); if (ret) { @@ -265,8 +272,11 @@ static int __init vkms_init(void) return ret; } - pdev = platform_device_register_simple(DRIVER_NAME, -1, NULL, 0); + pdev = 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_drv.h index 761cd809617e..4262dcffd7e1 100644 --- a/drivers/gpu/drm/vkms/vkms_drv.h +++ b/drivers/gpu/drm/vkms/vkms_drv.h @@ -132,17 +132,20 @@ struct vkms_output { struct vkms_plane planes[VKMS_MAX_PLANES]; }; -struct vkms_device; - struct vkms_config { bool writeback; bool cursor; bool overlay; }; +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; }; @@ -166,7 +169,7 @@ struct vkms_crtc *vkms_crtc_init(struct vkms_device *vkmsdev, struct drm_plane *primary, struct drm_plane *cursor); -int vkms_output_init(struct vkms_device *vkmsdev, int index); +int vkms_output_init_default(struct vkms_device *vkmsdev); 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 86faf94f7408..bfc2e2362c6d 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; } -int vkms_output_init(struct vkms_device *vkmsdev, int index) +int vkms_output_init_default(struct vkms_device *vkmsdev) { struct vkms_output *output = &vkmsdev->output; struct drm_device *dev = &vkmsdev->drm;