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[149.14.88.26]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-2e2a365cb84sm1341556a91.0.2024.10.09.03.55.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 09 Oct 2024 03:55:46 -0700 (PDT) Message-ID: Subject: Re: [RFC PATCH 09/13] ata: Use always-managed version of pci_intx() From: Philipp Stanner To: Damien Le Moal , Niklas Cassel , Sergey Shtylyov , Basavaraj Natikar , Jiri Kosina , Benjamin Tissoires , Arnd Bergmann , Greg Kroah-Hartman , Alex Dubov , Sudarsana Kalluru , Manish Chopra , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rasesh Mody , GR-Linux-NIC-Dev@marvell.com, Igor Mitsyanko , Sergey Matyukevich , Kalle Valo , Sanjay R Mehta , Shyam Sundar S K , Jon Mason , Dave Jiang , Allen Hubbe , Bjorn Helgaas , Alex Williamson , Juergen Gross , Stefano Stabellini , Oleksandr Tyshchenko , Jaroslav Kysela , Takashi Iwai , Mario Limonciello , Chen Ni , Ricky Wu , Al Viro , Breno Leitao , Kevin Tian , Thomas Gleixner , Ilpo =?ISO-8859-1?Q?J=E4rvinen?= , Mostafa Saleh , Andy Shevchenko , Hannes Reinecke , John Garry , Soumya Negi , Jason Gunthorpe , Yi Liu , "Dr. David Alan Gilbert" , Christian Brauner , Ankit Agrawal , Reinette Chatre , Eric Auger , Ye Bin , Marek =?ISO-8859-1?Q?Marczykowski-G=F3recki?= , Pierre-Louis Bossart , Maarten Lankhorst , Kai Vehmanen , Peter Ujfalusi , Rui Salvaterra , Marc Zyngier Cc: linux-ide@vger.kernel.org, linux-kernel@vger.kernel.org, linux-input@vger.kernel.org, netdev@vger.kernel.org, linux-wireless@vger.kernel.org, ntb@lists.linux.dev, linux-pci@vger.kernel.org, linux-staging@lists.linux.dev, kvm@vger.kernel.org, xen-devel@lists.xenproject.org, linux-sound@vger.kernel.org Date: Wed, 09 Oct 2024 12:55:07 +0200 In-Reply-To: <95b23ff9-eb17-4e1c-b7a3-2d3691ffc48f@kernel.org> References: <20241009083519.10088-1-pstanner@redhat.com> <20241009083519.10088-10-pstanner@redhat.com> <95b23ff9-eb17-4e1c-b7a3-2d3691ffc48f@kernel.org> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.52.4 (3.52.4-1.fc40) Precedence: bulk X-Mailing-List: linux-input@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 On Wed, 2024-10-09 at 17:51 +0900, Damien Le Moal wrote: > On 10/9/24 17:35, Philipp Stanner wrote: > > pci_intx() is a hybrid function which can sometimes be managed > > through > > devres. To remove this hybrid nature from pci_intx(), it is > > necessary to > > port users to either an always-managed or a never-managed version. > >=20 > > All users in ata enable their PCI-Device with pcim_enable_device(). > > Thus, > > they need the always-managed version. > >=20 > > Replace pci_intx() with pci_intx_unmanaged(). >=20 > This contradicts the sentence above and the patche replaces > pci_intx() with > pcim_intx()... So s/pci_intx_unmanaged/pcim_intx in the above > sentence ? Yes, absolutely correct, the commit message is broken. The code itself is fine, I grepped through it for pci_enable / pcim_enable P. >=20 > >=20 > > Signed-off-by: Philipp Stanner > > --- > > =C2=A0drivers/ata/ahci.c=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 | 2 +- > > =C2=A0drivers/ata/ata_piix.c=C2=A0=C2=A0 | 2 +- > > =C2=A0drivers/ata/pata_rdc.c=C2=A0=C2=A0 | 2 +- > > =C2=A0drivers/ata/sata_sil24.c | 2 +- > > =C2=A0drivers/ata/sata_sis.c=C2=A0=C2=A0 | 2 +- > > =C2=A0drivers/ata/sata_uli.c=C2=A0=C2=A0 | 2 +- > > =C2=A0drivers/ata/sata_vsc.c=C2=A0=C2=A0 | 2 +- > > =C2=A07 files changed, 7 insertions(+), 7 deletions(-) > >=20 > > diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c > > index 45f63b09828a..9273ff3d4732 100644 > > --- a/drivers/ata/ahci.c > > +++ b/drivers/ata/ahci.c > > @@ -1985,7 +1985,7 @@ static int ahci_init_one(struct pci_dev > > *pdev, const struct pci_device_id *ent) > > =C2=A0 > > =C2=A0 if (ahci_init_msi(pdev, n_ports, hpriv) < 0) { > > =C2=A0 /* legacy intx interrupts */ > > - pci_intx(pdev, 1); > > + pcim_intx(pdev, 1); > > =C2=A0 } > > =C2=A0 hpriv->irq =3D pci_irq_vector(pdev, 0); > > =C2=A0 > > diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c > > index 093b940bc953..d441246fa357 100644 > > --- a/drivers/ata/ata_piix.c > > +++ b/drivers/ata/ata_piix.c > > @@ -1725,7 +1725,7 @@ static int piix_init_one(struct pci_dev > > *pdev, const struct pci_device_id *ent) > > =C2=A0 * message-signalled interrupts currently). > > =C2=A0 */ > > =C2=A0 if (port_flags & PIIX_FLAG_CHECKINTR) > > - pci_intx(pdev, 1); > > + pcim_intx(pdev, 1); > > =C2=A0 > > =C2=A0 if (piix_check_450nx_errata(pdev)) { > > =C2=A0 /* This writes into the master table but it does > > not > > diff --git a/drivers/ata/pata_rdc.c b/drivers/ata/pata_rdc.c > > index 0a9689862f71..09792aac7f9d 100644 > > --- a/drivers/ata/pata_rdc.c > > +++ b/drivers/ata/pata_rdc.c > > @@ -340,7 +340,7 @@ static int rdc_init_one(struct pci_dev *pdev, > > const struct pci_device_id *ent) > > =C2=A0 return rc; > > =C2=A0 host->private_data =3D hpriv; > > =C2=A0 > > - pci_intx(pdev, 1); > > + pcim_intx(pdev, 1); > > =C2=A0 > > =C2=A0 host->flags |=3D ATA_HOST_PARALLEL_SCAN; > > =C2=A0 > > diff --git a/drivers/ata/sata_sil24.c b/drivers/ata/sata_sil24.c > > index 72c03cbdaff4..b771ebd41252 100644 > > --- a/drivers/ata/sata_sil24.c > > +++ b/drivers/ata/sata_sil24.c > > @@ -1317,7 +1317,7 @@ static int sil24_init_one(struct pci_dev > > *pdev, const struct pci_device_id *ent) > > =C2=A0 > > =C2=A0 if (sata_sil24_msi && !pci_enable_msi(pdev)) { > > =C2=A0 dev_info(&pdev->dev, "Using MSI\n"); > > - pci_intx(pdev, 0); > > + pcim_intx(pdev, 0); > > =C2=A0 } > > =C2=A0 > > =C2=A0 pci_set_master(pdev); > > diff --git a/drivers/ata/sata_sis.c b/drivers/ata/sata_sis.c > > index ef8724986de3..b8b6d9eff3b8 100644 > > --- a/drivers/ata/sata_sis.c > > +++ b/drivers/ata/sata_sis.c > > @@ -290,7 +290,7 @@ static int sis_init_one(struct pci_dev *pdev, > > const struct pci_device_id *ent) > > =C2=A0 } > > =C2=A0 > > =C2=A0 pci_set_master(pdev); > > - pci_intx(pdev, 1); > > + pcim_intx(pdev, 1); > > =C2=A0 return ata_host_activate(host, pdev->irq, > > ata_bmdma_interrupt, > > =C2=A0 IRQF_SHARED, &sis_sht); > > =C2=A0} > > diff --git a/drivers/ata/sata_uli.c b/drivers/ata/sata_uli.c > > index 60ea45926cd1..52894ff49dcb 100644 > > --- a/drivers/ata/sata_uli.c > > +++ b/drivers/ata/sata_uli.c > > @@ -221,7 +221,7 @@ static int uli_init_one(struct pci_dev *pdev, > > const struct pci_device_id *ent) > > =C2=A0 } > > =C2=A0 > > =C2=A0 pci_set_master(pdev); > > - pci_intx(pdev, 1); > > + pcim_intx(pdev, 1); > > =C2=A0 return ata_host_activate(host, pdev->irq, > > ata_bmdma_interrupt, > > =C2=A0 IRQF_SHARED, &uli_sht); > > =C2=A0} > > diff --git a/drivers/ata/sata_vsc.c b/drivers/ata/sata_vsc.c > > index d39b87537168..a53a2dfc1e17 100644 > > --- a/drivers/ata/sata_vsc.c > > +++ b/drivers/ata/sata_vsc.c > > @@ -384,7 +384,7 @@ static int vsc_sata_init_one(struct pci_dev > > *pdev, > > =C2=A0 pci_write_config_byte(pdev, PCI_CACHE_LINE_SIZE, > > 0x80); > > =C2=A0 > > =C2=A0 if (pci_enable_msi(pdev) =3D=3D 0) > > - pci_intx(pdev, 0); > > + pcim_intx(pdev, 0); > > =C2=A0 > > =C2=A0 /* > > =C2=A0 * Config offset 0x98 is "Extended Control and Status > > Register 0" >=20 >=20