From patchwork Tue Jun 11 13:01:04 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 102364 Received: from ny.mirrors.kernel.org ([147.75.199.223]) by linuxtv.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1sH181-00017H-2Z for patchwork@linuxtv.org; Tue, 11 Jun 2024 13:01:37 +0000 Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ny.mirrors.kernel.org (Postfix) with ESMTPS id 641F01C23604 for ; Tue, 11 Jun 2024 13:01:31 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id DD68B17C9F5; Tue, 11 Jun 2024 13:01:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="ewCcNeFy" X-Original-To: linux-media@vger.kernel.org Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 689B517C7D7; Tue, 11 Jun 2024 13:01:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718110876; cv=none; b=T8fSuv0X1pin51g13pIMlT9G7fgqs1fkpj5gPcvD+Q1EbIXFreZ6PptQy3KTLOyRsqZB5csTe+GcMbLT9+apU0+FWf1Hx8m++2Vu+NKLYd3KjDPLSkTLjnJQxcXyTutKh5MIQzJX32lU61nKRzzB9smnpoielCBS5GcBb2A3Ajw= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718110876; c=relaxed/simple; bh=0JZaCXW+n6H3OOec6ZC4VzANYpWXLrydYTlRC21cNoM=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=N+VPNxhPwld8iu9SoAEvlAvJVRXlT7aRnqE0pgErMQAcHuGh2r9gIRhsHAFbAffuq/ELM9p8+RlEuOzbDi+gZ0gSJjERUxuBUX2h1s7J2PcQ6BRGEX5D+NDqF2wngKCdaFzISjzJU3t9aQH4a6K7s3zCyvZhV7vN/vzS1oLZyDI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=ewCcNeFy; arc=none smtp.client-ip=10.30.226.201 Received: by smtp.kernel.org (Postfix) with ESMTPSA id 56AA5C4AF48; Tue, 11 Jun 2024 13:01:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1718110875; bh=0JZaCXW+n6H3OOec6ZC4VzANYpWXLrydYTlRC21cNoM=; h=From:To:Cc:Subject:Date:From; b=ewCcNeFyq/mkicN6HAoGxWW/7T93ZP4/IaputgZrzcjWFj9c2HBxYUhcfAQqoX31C UREfUSsaHshnuvVSUQbtPqJfdYurZf09CNnL7JSwdtKwwGJMsqTHWi7kntu2DvpL5c 1pujHXfcrKtbc/IIPXwCcZcZ+iE3XWEUiZXBR390= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , Dave Ertman , Ira Weiny , "Rafael J. Wysocki" , Sakari Ailus , Bingbu Cao , Tianshu Qiu , Mauro Carvalho Chehab , Michael Chan , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Jesse Brandeburg , Tony Nguyen , Saeed Mahameed , Leon Romanovsky , Tariq Toukan , Pierre-Louis Bossart , Liam Girdwood , Peter Ujfalusi , Bard Liao , Ranjani Sridharan , Daniel Baluta , Kai Vehmanen , Mark Brown , Jaroslav Kysela , Takashi Iwai , Richard Cochran , linux-media@vger.kernel.org, netdev@vger.kernel.org, intel-wired-lan@lists.osuosl.org, linux-rdma@vger.kernel.org, sound-open-firmware@alsa-project.org, linux-sound@vger.kernel.org Subject: [PATCH 1/6] auxbus: make to_auxiliary_drv accept and return a constant pointer Date: Tue, 11 Jun 2024 15:01:04 +0200 Message-ID: <20240611130103.3262749-7-gregkh@linuxfoundation.org> X-Mailer: git-send-email 2.45.2 Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=8097; i=gregkh@linuxfoundation.org; h=from:subject; bh=0JZaCXW+n6H3OOec6ZC4VzANYpWXLrydYTlRC21cNoM=; b=owGbwMvMwCRo6H6F97bub03G02pJDGkZXv377+23kF/wqELi4uFeuzsHjbJvzz76ZW5qgbOMi OnP0GzvjlgWBkEmBlkxRZYv23iO7q84pOhlaHsaZg4rE8gQBi5OAZjIBnaGBZM3XlC5buT2tvrZ 5hvTphh0fv18aQPDPMU/y30a3d71FF3fpOdu/J5pptniLAA= X-Developer-Key: i=gregkh@linuxfoundation.org; a=openpgp; fpr=F4B60CC5BF78C2214A313DCB3147D40DDB2DFB29 X-LSpam-Score: -3.6 (---) X-LSpam-Report: No, score=-3.6 required=5.0 tests=ARC_SIGNED=0.001,ARC_VALID=-0.1,BAYES_00=-1.9,DKIMWL_WL_HIGH=-1,DKIM_SIGNED=0.1,DKIM_VALID=-0.1,DKIM_VALID_AU=-0.1,DMARC_PASS=-0.001,HEADER_FROM_DIFFERENT_DOMAINS=0.5,MAILING_LIST_MULTI=-1,SPF_HELO_NONE=0.001,SPF_PASS=-0.001 autolearn=ham autolearn_force=no In the quest to make struct device constant, start by making to_auziliary_drv() return a constant pointer so that drivers that call this can be fixed up before the driver core changes. As the return type previously was not constant, also fix up all callers that were assuming that the pointer was not going to be a constant one in order to not break the build. Cc: Greg Kroah-Hartman Cc: Dave Ertman Cc: Ira Weiny Cc: "Rafael J. Wysocki" Cc: Sakari Ailus Cc: Bingbu Cao Cc: Tianshu Qiu Cc: Mauro Carvalho Chehab Cc: Michael Chan Cc: "David S. Miller" Cc: Eric Dumazet Cc: Jakub Kicinski Cc: Paolo Abeni Cc: Jesse Brandeburg Cc: Tony Nguyen Cc: Saeed Mahameed Cc: Leon Romanovsky Cc: Tariq Toukan Cc: Pierre-Louis Bossart Cc: Liam Girdwood Cc: Peter Ujfalusi Cc: Bard Liao Cc: Ranjani Sridharan Cc: Daniel Baluta Cc: Kai Vehmanen Cc: Mark Brown Cc: Jaroslav Kysela Cc: Takashi Iwai Cc: Richard Cochran Cc: linux-media@vger.kernel.org Cc: netdev@vger.kernel.org Cc: intel-wired-lan@lists.osuosl.org Cc: linux-rdma@vger.kernel.org Cc: sound-open-firmware@alsa-project.org Cc: linux-sound@vger.kernel.org Signed-off-by: Greg Kroah-Hartman Acked-by: Mark Brown Acked-by: Sakari Ailus # drivers/media/pci/intel/ipu6 Reviewed-by: Martin Habets --- drivers/base/auxiliary.c | 8 ++++---- drivers/media/pci/intel/ipu6/ipu6-bus.h | 2 +- drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c | 4 ++-- drivers/net/ethernet/intel/ice/ice_ptp.c | 2 +- drivers/net/ethernet/mellanox/mlx5/core/dev.c | 4 ++-- include/linux/auxiliary_bus.h | 2 +- sound/soc/sof/sof-client.c | 4 ++-- 7 files changed, 13 insertions(+), 13 deletions(-) diff --git a/drivers/base/auxiliary.c b/drivers/base/auxiliary.c index d3a2c40c2f12..5832e31bb77b 100644 --- a/drivers/base/auxiliary.c +++ b/drivers/base/auxiliary.c @@ -180,7 +180,7 @@ static const struct auxiliary_device_id *auxiliary_match_id(const struct auxilia static int auxiliary_match(struct device *dev, struct device_driver *drv) { struct auxiliary_device *auxdev = to_auxiliary_dev(dev); - struct auxiliary_driver *auxdrv = to_auxiliary_drv(drv); + const struct auxiliary_driver *auxdrv = to_auxiliary_drv(drv); return !!auxiliary_match_id(auxdrv->id_table, auxdev); } @@ -203,7 +203,7 @@ static const struct dev_pm_ops auxiliary_dev_pm_ops = { static int auxiliary_bus_probe(struct device *dev) { - struct auxiliary_driver *auxdrv = to_auxiliary_drv(dev->driver); + const struct auxiliary_driver *auxdrv = to_auxiliary_drv(dev->driver); struct auxiliary_device *auxdev = to_auxiliary_dev(dev); int ret; @@ -222,7 +222,7 @@ static int auxiliary_bus_probe(struct device *dev) static void auxiliary_bus_remove(struct device *dev) { - struct auxiliary_driver *auxdrv = to_auxiliary_drv(dev->driver); + const struct auxiliary_driver *auxdrv = to_auxiliary_drv(dev->driver); struct auxiliary_device *auxdev = to_auxiliary_dev(dev); if (auxdrv->remove) @@ -232,7 +232,7 @@ static void auxiliary_bus_remove(struct device *dev) static void auxiliary_bus_shutdown(struct device *dev) { - struct auxiliary_driver *auxdrv = NULL; + const struct auxiliary_driver *auxdrv = NULL; struct auxiliary_device *auxdev; if (dev->driver) { diff --git a/drivers/media/pci/intel/ipu6/ipu6-bus.h b/drivers/media/pci/intel/ipu6/ipu6-bus.h index b26c6aee1621..bb4926dfdf08 100644 --- a/drivers/media/pci/intel/ipu6/ipu6-bus.h +++ b/drivers/media/pci/intel/ipu6/ipu6-bus.h @@ -21,7 +21,7 @@ struct ipu6_buttress_ctrl; struct ipu6_bus_device { struct auxiliary_device auxdev; - struct auxiliary_driver *auxdrv; + const struct auxiliary_driver *auxdrv; const struct ipu6_auxdrv_data *auxdrv_data; struct list_head list; void *pdata; diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c index ba3fa1c2e5d9..b9e7d3e7b15d 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c @@ -239,7 +239,7 @@ void bnxt_ulp_stop(struct bnxt *bp) adev = &aux_priv->aux_dev; if (adev->dev.driver) { - struct auxiliary_driver *adrv; + const struct auxiliary_driver *adrv; pm_message_t pm = {}; adrv = to_auxiliary_drv(adev->dev.driver); @@ -277,7 +277,7 @@ void bnxt_ulp_start(struct bnxt *bp, int err) adev = &aux_priv->aux_dev; if (adev->dev.driver) { - struct auxiliary_driver *adrv; + const struct auxiliary_driver *adrv; adrv = to_auxiliary_drv(adev->dev.driver); edev->en_state = bp->state; diff --git a/drivers/net/ethernet/intel/ice/ice_ptp.c b/drivers/net/ethernet/intel/ice/ice_ptp.c index 0f17fc1181d2..7341e7c4ef24 100644 --- a/drivers/net/ethernet/intel/ice/ice_ptp.c +++ b/drivers/net/ethernet/intel/ice/ice_ptp.c @@ -2784,7 +2784,7 @@ static struct ice_pf * ice_ptp_aux_dev_to_owner_pf(struct auxiliary_device *aux_dev) { struct ice_ptp_port_owner *ports_owner; - struct auxiliary_driver *aux_drv; + const struct auxiliary_driver *aux_drv; struct ice_ptp *owner_ptp; if (!aux_dev->dev.driver) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/dev.c b/drivers/net/ethernet/mellanox/mlx5/core/dev.c index 47e7c2639774..9a79674d27f1 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/dev.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/dev.c @@ -349,7 +349,7 @@ int mlx5_attach_device(struct mlx5_core_dev *dev) { struct mlx5_priv *priv = &dev->priv; struct auxiliary_device *adev; - struct auxiliary_driver *adrv; + const struct auxiliary_driver *adrv; int ret = 0, i; devl_assert_locked(priv_to_devlink(dev)); @@ -406,7 +406,7 @@ void mlx5_detach_device(struct mlx5_core_dev *dev, bool suspend) { struct mlx5_priv *priv = &dev->priv; struct auxiliary_device *adev; - struct auxiliary_driver *adrv; + const struct auxiliary_driver *adrv; pm_message_t pm = {}; int i; diff --git a/include/linux/auxiliary_bus.h b/include/linux/auxiliary_bus.h index de21d9d24a95..bdff7b85f2ae 100644 --- a/include/linux/auxiliary_bus.h +++ b/include/linux/auxiliary_bus.h @@ -203,7 +203,7 @@ static inline struct auxiliary_device *to_auxiliary_dev(struct device *dev) return container_of(dev, struct auxiliary_device, dev); } -static inline struct auxiliary_driver *to_auxiliary_drv(struct device_driver *drv) +static inline const struct auxiliary_driver *to_auxiliary_drv(const struct device_driver *drv) { return container_of(drv, struct auxiliary_driver, driver); } diff --git a/sound/soc/sof/sof-client.c b/sound/soc/sof/sof-client.c index 99f74def4ab6..5d6005a88e79 100644 --- a/sound/soc/sof/sof-client.c +++ b/sound/soc/sof/sof-client.c @@ -357,7 +357,7 @@ EXPORT_SYMBOL_NS_GPL(sof_client_ipc4_find_module, SND_SOC_SOF_CLIENT); int sof_suspend_clients(struct snd_sof_dev *sdev, pm_message_t state) { - struct auxiliary_driver *adrv; + const struct auxiliary_driver *adrv; struct sof_client_dev *cdev; mutex_lock(&sdev->ipc_client_mutex); @@ -380,7 +380,7 @@ EXPORT_SYMBOL_NS_GPL(sof_suspend_clients, SND_SOC_SOF_CLIENT); int sof_resume_clients(struct snd_sof_dev *sdev) { - struct auxiliary_driver *adrv; + const struct auxiliary_driver *adrv; struct sof_client_dev *cdev; mutex_lock(&sdev->ipc_client_mutex);