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[103.229.18.19]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-39b08c397b1sm38218933a91.8.2026.09.09.07.40.23 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 09 Sep 2026 07:40:29 -0700 (PDT) Message-ID: Date: Wed, 9 Sep 2026 20:10:21 +0530 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 0/4] driver: core: add subsys_platform_driver() to reduce boilerplate code in drivers To: Brian Masney , Greg Kroah-Hartman , "Rafael J. Wysocki" , Danilo Krummrich , Bjorn Andersson , Stephen Boyd , Jerome Brunet , Geert Uytterhoeven Cc: driver-core@lists.linux.dev, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, linux-renesas-soc@vger.kernel.org References: <20260908-subsys_initcall-v1-0-cbccf4cd4288@redhat.com> Content-Language: en-US From: Pankaj Patil In-Reply-To: <20260908-subsys_initcall-v1-0-cbccf4cd4288@redhat.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=GKk41ONK c=1 sm=1 tr=0 ts=6aa16fdf cx=c_pps a=RP+M6JBNLl+fLTcSJhASfg==:117 a=Ou0eQOY4+eZoSc0qltEV5Q==:17 a=IkcTkHD0fZMA:10 a=VdqzKS8jKosA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=YMgV9FUhrdKAYTUUvYB2:22 a=20KFwNOVAAAA:8 a=EUspDBNiAAAA:8 a=_6l-rGU-S9tz05y7jW4A:9 a=QEXdDO2ut3YA:10 a=iS9zxrgQBfv6-_F4QbHw:22 X-Proofpoint-ORIG-GUID: KbAyY3iYG3vafpoFhjucsK50cKB1Ynie X-Proofpoint-GUID: KbAyY3iYG3vafpoFhjucsK50cKB1Ynie X-Proofpoint-Spam-Info: AW1haW4tMjYwOTA5MDE2MyBTYWx0ZWRfX5AKEQcR0KU8+ VaVdN56Uw0SrayDHPqC9ZtvcCFrA/mYjMfkIw6nJLv0qRjPlSg5ng8rXbOQt34GCysZj15FJA0E YBitKuF1xxb7JG+rWkU3e3haJhOLltg= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTA5MDE2MyBTYWx0ZWRfXyFueT5cebxr1 5sO+4TxFmpzvy9X4h7O7BbnaO+d52zbNFI3VQHL8fgkPeZNwVQOy6albePb310OFeVH3+PoPYi4 lgbCWLMIcZIzffWCAFp1EbPRxv58Gt64HSWFZoxSw26t8MfyEaV/nJ8aEhcepeSFCvyK+gSfIIq GEO1v0+9+Ut85ikj0IBxM3piAaPZraR/Ozp/4TsWob0fVxxPHh1dNcpKrIe+XFfthSFmTGXP4Ir rzgg5KpGw+eKyS08ikiZXgRhegHKtETi8GHHV5tNZBKwXFufy8Ghq4Mg7DrDD7XCFbg9OjHn7Qw 6Q6k+Swhob4lwIYMiIc3EjUU4y/0sHudcOCnaij3pD72h6tXa4rGzivWPxAiAuUTeJTknTtHyWQ Yr/FK+lP0OIvW7HpQXP4VMVq1BVRjUVDjU2W9lsJqLveCjqJCAEkGIlWGj3R6qK5ewDTwxHm4A4 koUs8pfV4WtvgdlVkmQ== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-09-08_03,2026-09-09_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 impostorscore=0 bulkscore=0 spamscore=0 clxscore=1015 suspectscore=0 phishscore=0 priorityscore=1501 adultscore=0 malwarescore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2609090163 On 9/8/2026 11:17 PM, Brian Masney wrote: > There are a fair number of clk drivers that are registered at the > subsys_initcall level since some clk drivers need to be initialized > early for other drivers. Let's add a new macro > subsys_platform_driver() similar module_platform_driver() to eliminate > some boilerplate code in the drivers. > > This series converts the Qualcomm and Renesas clk drivers to show the > code savings that can be achieved. Once this lands, I'll convert the > remaining clk drivers this development cycle if all of this can go > through the clk tree. > > Outside of drivers/clk, there are 364 drivers that use subsys_initcall > and I am willing to convert those as well starting the next development > cycle once this lands in Linus's tree. > > Signed-off-by: Brian Masney > --- > Brian Masney (4): > driver: core: add subsys_driver() macro > driver: core: platform: add subsys_platform_driver() macro > clk: qcom: convert drivers over to use subsys_platform_driver() > clk: renesas: convert drivers over to use subsys_platform_driver() > > drivers/clk/qcom/dispcc-x1e80100.c | 12 +----------- > drivers/clk/qcom/gcc-eliza.c | 12 +----------- > drivers/clk/qcom/gcc-glymur.c | 12 +----------- Tested on Glymur-CRD Tested-by: Pankaj Patil [...] > drivers/clk/renesas/rzg2l-cpg.c | 7 +------ > drivers/clk/renesas/rzv2h-cpg.c | 7 +------ > include/linux/device/driver.h | 31 +++++++++++++++++++++++++++++++ > include/linux/platform_device.h | 30 ++++++++++++++++++++++++++++++ > 48 files changed, 107 insertions(+), 487 deletions(-) > --- > base-commit: 944a035ecca915ae947905dcfb03f2b9dc6d032c > change-id: 20260908-subsys_initcall-05dfd5fb0f04 > > Best regards, > -- > Brian Masney > >