From: Tomasz Nowicki <tn@semihalf.com> To: helgaas@kernel.org, arnd@arndb.de, will.deacon@arm.com, catalin.marinas@arm.com, rafael@kernel.org, hanjun.guo@linaro.org, Lorenzo.Pieralisi@arm.com, okaya@codeaurora.org, jchandra@broadcom.com Cc: robert.richter@caviumnetworks.com, mw@semihalf.com, Liviu.Dudau@arm.com, ddaney@caviumnetworks.com, wangyijing@huawei.com, Suravee.Suthikulpanit@amd.com, msalter@redhat.com, linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, linaro-acpi@lists.linaro.org, jcm@redhat.com, andrea.gallo@linaro.org, dhdang@apm.com, jeremy.linton@arm.com, liudongdong3@huawei.com, cov@codeaurora.org, Tomasz Nowicki <tn@semihalf.com> Subject: [PATCH V7 11/11] arm64, pci, acpi: Start using ACPI based PCI host controller driver for ARM64. Date: Tue, 10 May 2016 17:20:01 +0200 [thread overview] Message-ID: <1462893601-8937-12-git-send-email-tn@semihalf.com> (raw) In-Reply-To: <1462893601-8937-1-git-send-email-tn@semihalf.com> It is perfectly fine to use ACPI_PCI_HOST_GENERIC for ARM64, so lets get rid of PCI init and RAW ACPI accessor empty stubs and go with full-blown PCI host controller driver. Signed-off-by: Tomasz Nowicki <tn@semihalf.com> To: Catalin Marinas <catalin.marinas@arm.com> To: Lorenzo Pieralisi <Lorenzo.Pieralisi@arm.com> To: Will Deacon <will.deacon@arm.com> To: Arnd Bergmann <arnd@arndb.de> --- arch/arm64/Kconfig | 1 + arch/arm64/kernel/pci.c | 24 ------------------------ 2 files changed, 1 insertion(+), 24 deletions(-) diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 4f43622..1bded87 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -2,6 +2,7 @@ config ARM64 def_bool y select ACPI_CCA_REQUIRED if ACPI select ACPI_GENERIC_GSI if ACPI + select ACPI_PCI_HOST_GENERIC if ACPI select ACPI_REDUCED_HARDWARE_ONLY if ACPI select ARCH_HAS_DEVMEM_IS_ALLOWED select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE diff --git a/arch/arm64/kernel/pci.c b/arch/arm64/kernel/pci.c index eeec5f6..e484c91 100644 --- a/arch/arm64/kernel/pci.c +++ b/arch/arm64/kernel/pci.c @@ -74,27 +74,3 @@ void pcibios_remove_bus(struct pci_bus *bus) { acpi_pci_remove_bus(bus); } - -/* - * raw_pci_read/write - Platform-specific PCI config space access. - */ -int raw_pci_read(unsigned int domain, unsigned int bus, - unsigned int devfn, int reg, int len, u32 *val) -{ - return -ENXIO; -} - -int raw_pci_write(unsigned int domain, unsigned int bus, - unsigned int devfn, int reg, int len, u32 val) -{ - return -ENXIO; -} - -#ifdef CONFIG_ACPI -/* Root bridge scanning */ -struct pci_bus *pci_acpi_scan_root(struct acpi_pci_root *root) -{ - /* TODO: Should be revisited when implementing PCI on ACPI */ - return NULL; -} -#endif -- 1.9.1
WARNING: multiple messages have this Message-ID (diff)
From: tn@semihalf.com (Tomasz Nowicki) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH V7 11/11] arm64, pci, acpi: Start using ACPI based PCI host controller driver for ARM64. Date: Tue, 10 May 2016 17:20:01 +0200 [thread overview] Message-ID: <1462893601-8937-12-git-send-email-tn@semihalf.com> (raw) In-Reply-To: <1462893601-8937-1-git-send-email-tn@semihalf.com> It is perfectly fine to use ACPI_PCI_HOST_GENERIC for ARM64, so lets get rid of PCI init and RAW ACPI accessor empty stubs and go with full-blown PCI host controller driver. Signed-off-by: Tomasz Nowicki <tn@semihalf.com> To: Catalin Marinas <catalin.marinas@arm.com> To: Lorenzo Pieralisi <Lorenzo.Pieralisi@arm.com> To: Will Deacon <will.deacon@arm.com> To: Arnd Bergmann <arnd@arndb.de> --- arch/arm64/Kconfig | 1 + arch/arm64/kernel/pci.c | 24 ------------------------ 2 files changed, 1 insertion(+), 24 deletions(-) diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 4f43622..1bded87 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -2,6 +2,7 @@ config ARM64 def_bool y select ACPI_CCA_REQUIRED if ACPI select ACPI_GENERIC_GSI if ACPI + select ACPI_PCI_HOST_GENERIC if ACPI select ACPI_REDUCED_HARDWARE_ONLY if ACPI select ARCH_HAS_DEVMEM_IS_ALLOWED select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE diff --git a/arch/arm64/kernel/pci.c b/arch/arm64/kernel/pci.c index eeec5f6..e484c91 100644 --- a/arch/arm64/kernel/pci.c +++ b/arch/arm64/kernel/pci.c @@ -74,27 +74,3 @@ void pcibios_remove_bus(struct pci_bus *bus) { acpi_pci_remove_bus(bus); } - -/* - * raw_pci_read/write - Platform-specific PCI config space access. - */ -int raw_pci_read(unsigned int domain, unsigned int bus, - unsigned int devfn, int reg, int len, u32 *val) -{ - return -ENXIO; -} - -int raw_pci_write(unsigned int domain, unsigned int bus, - unsigned int devfn, int reg, int len, u32 val) -{ - return -ENXIO; -} - -#ifdef CONFIG_ACPI -/* Root bridge scanning */ -struct pci_bus *pci_acpi_scan_root(struct acpi_pci_root *root) -{ - /* TODO: Should be revisited when implementing PCI on ACPI */ - return NULL; -} -#endif -- 1.9.1
next prev parent reply other threads:[~2016-05-10 15:20 UTC|newest] Thread overview: 239+ messages / expand[flat|nested] mbox.gz Atom feed top 2016-05-10 15:19 [PATCH V7 00/11] Support for generic ACPI based PCI host controller Tomasz Nowicki 2016-05-10 15:19 ` Tomasz Nowicki 2016-05-10 15:19 ` [PATCH V7 01/11] PCI: Provide common functions for ECAM mapping Tomasz Nowicki 2016-05-10 15:19 ` Tomasz Nowicki 2016-05-10 15:19 ` Tomasz Nowicki 2016-05-10 15:19 ` [PATCH V7 02/11] PCI: generic, thunder: update to use generic ECAM API Tomasz Nowicki 2016-05-10 15:19 ` Tomasz Nowicki 2016-05-10 15:19 ` [PATCH V7 03/11] pci, of: Move the PCI I/O space management to PCI core code Tomasz Nowicki 2016-05-10 15:19 ` Tomasz Nowicki 2016-05-10 15:19 ` Tomasz Nowicki 2016-05-10 17:59 ` Rafael J. Wysocki 2016-05-10 17:59 ` Rafael J. Wysocki 2016-05-10 17:59 ` Rafael J. Wysocki 2016-05-10 17:59 ` Rafael J. Wysocki 2016-05-11 7:36 ` Tomasz Nowicki 2016-05-11 7:36 ` Tomasz Nowicki 2016-05-11 7:36 ` Tomasz Nowicki 2016-05-11 7:36 ` Tomasz Nowicki 2016-05-11 11:01 ` Arnd Bergmann 2016-05-11 11:01 ` Arnd Bergmann 2016-05-11 11:01 ` Arnd Bergmann 2016-05-11 11:01 ` Arnd Bergmann 2016-05-10 15:19 ` [PATCH V7 04/11] pci: Add new function to unmap IO resources Tomasz Nowicki 2016-05-10 15:19 ` Tomasz Nowicki 2016-05-10 15:19 ` Tomasz Nowicki 2016-05-23 8:28 ` Jayachandran C 2016-05-23 8:28 ` Jayachandran C 2016-05-23 8:28 ` Jayachandran C 2016-05-10 15:19 ` [PATCH V7 05/11] acpi, pci: Support IO resources when parsing PCI host bridge resources Tomasz Nowicki 2016-05-10 15:19 ` Tomasz Nowicki 2016-05-10 18:20 ` Rafael J. Wysocki 2016-05-10 18:20 ` Rafael J. Wysocki 2016-05-10 18:20 ` Rafael J. Wysocki 2016-05-10 18:20 ` Rafael J. Wysocki 2016-05-11 7:39 ` Tomasz Nowicki 2016-05-11 7:39 ` Tomasz Nowicki 2016-05-11 7:39 ` Tomasz Nowicki 2016-05-11 7:39 ` Tomasz Nowicki 2016-05-10 15:19 ` [PATCH V7 06/11] pci, acpi: Provide a way to assign bus domain number Tomasz Nowicki 2016-05-10 15:19 ` Tomasz Nowicki 2016-05-10 15:19 ` [PATCH V7 07/11] pci, acpi: Handle ACPI companion assignment Tomasz Nowicki 2016-05-10 15:19 ` Tomasz Nowicki 2016-05-10 15:19 ` Tomasz Nowicki 2016-05-10 18:37 ` Rafael J. Wysocki 2016-05-10 18:37 ` Rafael J. Wysocki 2016-05-10 18:37 ` Rafael J. Wysocki 2016-05-10 18:37 ` Rafael J. Wysocki 2016-05-10 18:43 ` Rafael J. Wysocki 2016-05-10 18:43 ` Rafael J. Wysocki 2016-05-10 18:43 ` Rafael J. Wysocki 2016-05-10 18:43 ` Rafael J. Wysocki 2016-05-11 10:11 ` Lorenzo Pieralisi 2016-05-11 10:11 ` Lorenzo Pieralisi 2016-05-11 10:11 ` Lorenzo Pieralisi 2016-05-11 10:11 ` Lorenzo Pieralisi 2016-05-11 20:30 ` Rafael J. Wysocki 2016-05-11 20:30 ` Rafael J. Wysocki 2016-05-11 20:30 ` Rafael J. Wysocki 2016-05-11 20:30 ` Rafael J. Wysocki 2016-05-11 22:43 ` Bjorn Helgaas 2016-05-11 22:43 ` Bjorn Helgaas 2016-05-11 22:43 ` Bjorn Helgaas 2016-05-11 22:43 ` Bjorn Helgaas 2016-05-12 10:01 ` Lorenzo Pieralisi 2016-05-12 10:01 ` Lorenzo Pieralisi 2016-05-12 10:01 ` Lorenzo Pieralisi 2016-05-12 10:01 ` Lorenzo Pieralisi 2016-05-12 10:43 ` Jayachandran C 2016-05-12 10:43 ` Jayachandran C 2016-05-12 10:43 ` Jayachandran C 2016-05-12 10:43 ` Jayachandran C 2016-05-12 11:27 ` Rafael J. Wysocki 2016-05-12 11:27 ` Rafael J. Wysocki 2016-05-12 11:27 ` Rafael J. Wysocki 2016-05-12 11:27 ` Rafael J. Wysocki 2016-05-13 10:32 ` Lorenzo Pieralisi 2016-05-13 10:32 ` Lorenzo Pieralisi 2016-05-13 10:32 ` Lorenzo Pieralisi 2016-05-13 10:32 ` Lorenzo Pieralisi 2016-05-12 10:50 ` Tomasz Nowicki 2016-05-12 10:50 ` Tomasz Nowicki 2016-05-12 10:50 ` Tomasz Nowicki 2016-05-12 10:50 ` Tomasz Nowicki 2016-05-12 12:08 ` Bjorn Helgaas 2016-05-12 12:08 ` Bjorn Helgaas 2016-05-12 12:08 ` Bjorn Helgaas 2016-05-12 12:08 ` Bjorn Helgaas 2016-05-17 3:11 ` Dongdong Liu 2016-05-17 3:11 ` Dongdong Liu 2016-05-17 3:11 ` Dongdong Liu 2016-05-17 13:44 ` Tomasz Nowicki 2016-05-17 13:44 ` Tomasz Nowicki 2016-05-10 15:19 ` [PATCH V7 08/11] pci, acpi: Support for ACPI based generic PCI host controller Tomasz Nowicki 2016-05-10 15:19 ` Tomasz Nowicki 2016-05-10 17:54 ` Rafael J. Wysocki 2016-05-10 17:54 ` Rafael J. Wysocki 2016-05-10 17:54 ` Rafael J. Wysocki 2016-05-10 17:54 ` Rafael J. Wysocki 2016-05-10 18:18 ` Rafael J. Wysocki 2016-05-10 18:18 ` Rafael J. Wysocki 2016-05-10 18:18 ` Rafael J. Wysocki 2016-05-10 18:18 ` Rafael J. Wysocki 2016-05-13 11:25 ` Jayachandran C 2016-05-13 11:25 ` Jayachandran C 2016-05-13 11:25 ` Jayachandran C 2016-05-13 11:31 ` Rafael J. Wysocki 2016-05-13 11:31 ` Rafael J. Wysocki 2016-05-13 11:31 ` Rafael J. Wysocki 2016-05-13 11:31 ` Rafael J. Wysocki 2016-05-13 11:42 ` Tomasz Nowicki 2016-05-13 11:42 ` Tomasz Nowicki 2016-05-13 11:42 ` Tomasz Nowicki 2016-05-13 11:42 ` Tomasz Nowicki 2016-05-14 9:07 ` Jayachandran C 2016-05-14 9:07 ` Jayachandran C 2016-05-14 9:07 ` Jayachandran C 2016-05-23 11:34 ` Tomasz Nowicki 2016-05-23 11:34 ` Tomasz Nowicki 2016-05-23 11:34 ` Tomasz Nowicki 2016-05-19 16:56 ` Matthias Brugger 2016-05-19 16:56 ` Matthias Brugger 2016-05-10 15:19 ` [PATCH V7 09/11] arm64, pci, acpi: ACPI support for legacy IRQs parsing and consolidation with DT code Tomasz Nowicki 2016-05-10 15:19 ` Tomasz Nowicki 2016-05-10 15:20 ` [PATCH V7 10/11] arm64, pci, acpi: Provide ACPI-specific prerequisites for PCI bus enumeration Tomasz Nowicki 2016-05-10 15:20 ` Tomasz Nowicki 2016-05-10 15:20 ` Tomasz Nowicki [this message] 2016-05-10 15:20 ` [PATCH V7 11/11] arm64, pci, acpi: Start using ACPI based PCI host controller driver for ARM64 Tomasz Nowicki 2016-05-11 10:41 ` [PATCH V7 00/11] Support for generic ACPI based PCI host controller Gabriele Paoloni 2016-05-11 10:41 ` Gabriele Paoloni 2016-05-11 10:41 ` Gabriele Paoloni 2016-05-11 10:41 ` Gabriele Paoloni 2016-05-11 11:08 ` Tomasz Nowicki 2016-05-11 11:08 ` Tomasz Nowicki 2016-05-11 11:08 ` Tomasz Nowicki 2016-05-11 11:08 ` Tomasz Nowicki 2016-05-11 12:53 ` Gabriele Paoloni 2016-05-11 12:53 ` Gabriele Paoloni 2016-05-11 12:53 ` Gabriele Paoloni 2016-05-11 12:53 ` Gabriele Paoloni 2016-05-20 4:41 ` Jon Masters 2016-05-20 4:41 ` Jon Masters 2016-05-20 4:41 ` Jon Masters 2016-05-20 7:37 ` Ard Biesheuvel 2016-05-20 7:37 ` Ard Biesheuvel 2016-05-20 7:37 ` Ard Biesheuvel 2016-05-20 7:37 ` Ard Biesheuvel 2016-05-20 8:01 ` Jon Masters 2016-05-20 8:01 ` Jon Masters 2016-05-20 8:01 ` Jon Masters 2016-05-20 8:01 ` Jon Masters 2016-05-20 8:28 ` Ard Biesheuvel 2016-05-20 8:28 ` Ard Biesheuvel 2016-05-20 8:28 ` Ard Biesheuvel 2016-05-20 8:28 ` Ard Biesheuvel 2016-05-20 8:40 ` Gabriele Paoloni 2016-05-20 8:40 ` Gabriele Paoloni 2016-05-20 8:40 ` Gabriele Paoloni 2016-05-20 8:40 ` Gabriele Paoloni 2016-05-20 9:14 ` Ard Biesheuvel 2016-05-20 9:14 ` Ard Biesheuvel 2016-05-20 9:14 ` Ard Biesheuvel 2016-05-20 9:14 ` Ard Biesheuvel 2016-05-23 10:56 ` Lorenzo Pieralisi 2016-05-23 10:56 ` Lorenzo Pieralisi 2016-05-23 10:56 ` Lorenzo Pieralisi 2016-05-23 10:56 ` Lorenzo Pieralisi 2016-05-23 15:16 ` Gabriele Paoloni 2016-05-23 15:16 ` Gabriele Paoloni 2016-05-23 15:16 ` Gabriele Paoloni 2016-05-23 15:16 ` Gabriele Paoloni 2016-05-23 23:39 ` Bjorn Helgaas 2016-05-23 23:39 ` Bjorn Helgaas 2016-05-23 23:39 ` Bjorn Helgaas 2016-05-23 23:39 ` Bjorn Helgaas 2016-05-24 1:11 ` Jon Masters 2016-05-24 1:11 ` Jon Masters 2016-05-24 1:11 ` Jon Masters 2016-05-24 1:11 ` Jon Masters 2016-05-24 1:48 ` Jon Masters 2016-05-24 1:48 ` Jon Masters 2016-05-24 1:48 ` Jon Masters 2016-05-24 1:48 ` Jon Masters 2016-05-24 14:33 ` Gabriele Paoloni 2016-05-24 14:33 ` Gabriele Paoloni 2016-05-24 14:33 ` Gabriele Paoloni 2016-05-24 14:33 ` Gabriele Paoloni 2016-05-24 7:23 ` Gabriele Paoloni 2016-05-24 7:23 ` Gabriele Paoloni 2016-05-24 7:23 ` Gabriele Paoloni 2016-05-24 7:23 ` Gabriele Paoloni 2016-05-24 14:38 ` Jon Masters 2016-05-24 14:38 ` Jon Masters 2016-05-24 14:38 ` Jon Masters 2016-05-24 14:38 ` Jon Masters 2016-05-24 17:24 ` Lorenzo Pieralisi 2016-05-24 17:24 ` Lorenzo Pieralisi 2016-05-24 17:24 ` Lorenzo Pieralisi 2016-05-24 17:24 ` Lorenzo Pieralisi 2016-05-24 17:35 ` Jon Masters 2016-05-24 17:35 ` Jon Masters 2016-05-24 17:35 ` Jon Masters 2016-05-24 17:35 ` Jon Masters 2016-05-24 19:00 ` Bjorn Helgaas 2016-05-24 19:00 ` Bjorn Helgaas 2016-05-24 19:00 ` Bjorn Helgaas 2016-05-24 19:00 ` Bjorn Helgaas 2016-05-26 9:58 ` Gabriele Paoloni 2016-05-26 9:58 ` Gabriele Paoloni 2016-05-26 9:58 ` Gabriele Paoloni 2016-05-26 9:58 ` Gabriele Paoloni 2016-05-25 6:31 ` Gabriele Paoloni 2016-05-25 6:31 ` Gabriele Paoloni 2016-05-25 6:31 ` Gabriele Paoloni 2016-05-25 6:31 ` Gabriele Paoloni 2016-05-24 4:20 ` Jon Masters 2016-05-24 4:20 ` Jon Masters 2016-05-24 4:20 ` Jon Masters 2016-05-24 4:20 ` Jon Masters 2016-05-20 8:11 ` Gabriele Paoloni 2016-05-20 8:11 ` Gabriele Paoloni 2016-05-20 8:11 ` Gabriele Paoloni 2016-05-20 8:11 ` Gabriele Paoloni 2016-05-20 8:24 ` Jon Masters 2016-05-20 8:24 ` Jon Masters 2016-05-20 8:24 ` Jon Masters 2016-05-20 8:24 ` Jon Masters 2016-05-13 2:55 ` Duc Dang 2016-05-13 2:55 ` Duc Dang 2016-05-13 2:55 ` Duc Dang 2016-05-19 18:18 ` Jeremy Linton 2016-05-19 18:18 ` Jeremy Linton 2016-05-20 7:46 ` Jon Masters 2016-05-20 7:46 ` Jon Masters 2016-05-20 7:46 ` Jon Masters 2016-05-23 11:25 ` Dongdong Liu 2016-05-23 11:25 ` Dongdong Liu 2016-05-23 11:25 ` Dongdong Liu 2016-05-23 15:36 ` Sinan Kaya 2016-05-23 15:36 ` Sinan Kaya
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