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Wed, 13 Sep 2023 23:01:07 +0200 Message-ID: <0793697d-08b9-49bf-eef7-2abf33dfa747@gmx.net> Date: Wed, 13 Sep 2023 23:01:06 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.15.0 Subject: Re: [PATCH v11 2/5] staging: vc04_services: vchiq_arm: Register vchiq_bus_type Content-Language: en-US To: Umang Jain , linux-staging@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-rpi-kernel@lists.infradead.org, linux-media@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Stefan Wahren , Greg Kroah-Hartman , Florian Fainelli , Adrien Thierry , Dan Carpenter , Dave Stevenson , Kieran Bingham , Laurent Pinchart References: <20230913195354.835884-1-umang.jain@ideasonboard.com> <20230913195354.835884-3-umang.jain@ideasonboard.com> From: Stefan Wahren In-Reply-To: <20230913195354.835884-3-umang.jain@ideasonboard.com> X-Provags-ID: V03:K1:3TwtOEbqEjcl8Ygdw9ywBOQxc3c7nyDawF77sIeJjZ+gcOrGeXa VnS6bXTwD/N4hb48EXr3gtxgng6WEwtfmc3eiPK2NCy/7d2jVnWCSrRvjYKnPG7XFpypbIF o6yHmpA7ta9XQkQisIFQjfChx6JO5WCzzCEDTErFNFVxzLjnwjrgtFvXoLOb/IFkKqACRTY EzZVIdFoU3H9ZdJj826JA== UI-OutboundReport: notjunk:1;M01:P0:E1Gj+S7954E=;CBesP4TkCb+koa4TDhUXSKfH+EA NW8XSPRQhehzoeGiD6urm/9rOnvX8lc3yBDXoC/XXPufGy2j292kx5zstTBY2EcMAp2KUWOdK 85BVcGtw59+beWqcL+p+OQmew9EaG0FbO2J3UUMZF9Otzla3DcfvcYi3RV0GxVG5gu7BduhAQ q8WHorxxCQtd0zpzTofIb9nc71u5BWnrSBq5ezmy7GVc2nD8Wb6Bm9ToNPt0vrarIgVEJy3qe YjfNVKMi9bHgok9K2JxeZwiPgrZiUy6dluMtvOf9prFVZ5afzWLp+0pruCnJ3yzPcxAkReP/c CuLDjFGeVM+ejv+bTQ6Z6pSUFevJg3h80Br8wkQSGNFfqsJpqee1Gm4iKEcTzz5wSncd6SnCe 8Xuwt2fprc94sJhW45krs0LxPdjrj81BbWJTaUKfRINGoZZU1mPy9j3A0nWng+I24OyDTAtDu rH9dLzuM1XWG2os07Utx88r9ndM68wvJu3/GRZNPHM2l4R0Xvd1XbCmJuD0CvUMUB6BYMQQXX eFq1DRglSA/Gar8XjKSuvZMyVgVWfwrrSaO6m0AirEqI3/SEICAsnlKZD7tcRMN8jnmQIdad7 65WXMdnjREcBZR2jhrNjajy/tb99RyjB2n2GF4n4FS3mFCHkK9shYri8gGzOxZ6G69xjFsp0k F+X1H9i7z7TzbUgWeetaStfCRkXQ+zwSF7H43vHL0nHd4lP/1v/L4TyjwOnryR2D0y/mbVrok dL9CTzuL7WlC61eZ1jdJukWNhoNPKcZuj/W+kh0zL7W6ugcYoPHPzWleG2QwWX3bOPLUeMwwG iYn4C14lBRvi0+BfqcfqAvrJ3cDznwx7Fcp2dcA+aSjvQBiLRIplJ5NglebNsGGY80OfxzZ4c e1ai4VtrjhguWpvqbL2YPFBvQlW+oAaNGj3Wg3LhwcvS5W1/1tqbHa8rM7wiNOEIb+1NEZ+eC Z4zmjIdePVX8f5ZN3TqDKQMNl3k= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230913_140114_593400_6564A91A X-CRM114-Status: GOOD ( 17.76 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Umang, Am 13.09.23 um 21:53 schrieb Umang Jain: > Register the vchiq_bus_type bus with the vchiq interface. > The bcm2835-camera and bcm2835_audio will be registered to this bus type > going ahead. > > Signed-off-by: Umang Jain > Reviewed-by: Kieran Bingham > --- > .../vc04_services/interface/vchiq_arm/vchiq_arm.c | 13 ++++++++++++- > .../interface/vchiq_arm/vchiq_device.c | 7 ------- > 2 files changed, 12 insertions(+), 8 deletions(-) > > diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c > index aa2313f3bcab..d993a91de237 100644 > --- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c > +++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c > @@ -12,6 +12,7 @@ > #include > #include > #include > +#include > #include > #include > #include > @@ -34,6 +35,7 @@ > #include "vchiq_ioctl.h" > #include "vchiq_arm.h" > #include "vchiq_debugfs.h" > +#include "vchiq_device.h" > #include "vchiq_connected.h" > #include "vchiq_pagelist.h" > > @@ -1870,9 +1872,17 @@ static int __init vchiq_driver_init(void) > { > int ret; > > + ret = bus_register(&vchiq_bus_type); > + if (ret) { > + pr_err("Failed to register %s\n", vchiq_bus_type.name); > + return ret; > + } > + > ret = platform_driver_register(&vchiq_driver); > - if (ret) > + if (ret) { > pr_err("Failed to register vchiq driver\n"); > + bus_unregister(&vchiq_bus_type); > + } > > return ret; > } > @@ -1880,6 +1890,7 @@ module_init(vchiq_driver_init); > > static void __exit vchiq_driver_exit(void) > { > + bus_unregister(&vchiq_bus_type); > platform_driver_unregister(&vchiq_driver); > } > module_exit(vchiq_driver_exit); > diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_device.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_device.c > index aad55c461905..b8c46f39e74a 100644 > --- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_device.c > +++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_device.c > @@ -74,13 +74,6 @@ vchiq_device_register(struct device *parent, const char *name) > device->dev.bus = &vchiq_bus_type; > device->dev.release = vchiq_device_release; > > - of_dma_configure(&device->dev, parent->of_node, true); > - ret = dma_set_mask_and_coherent(&device->dev, DMA_BIT_MASK(32)); > - if (ret) { > - dev_err(&device->dev, "32-bit DMA enable failed\n"); > - return NULL; > - } > - this code was added in the patch before and now it's removed again. Please avoid this. > ret = device_register(&device->dev); > if (ret) { > dev_err(parent, "Cannot register %s: %d\n", name, ret); _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel