[Linaro-acpi] [PATCH V1 1/2] PCI: thunder: Enable ACPI PCI controller for ThunderX pass2.x silicon version
From: Tomasz Nowicki <hidden>
Date: 2016-12-02 10:06:32
Also in:
linux-acpi, linux-pci, lkml
On 02.12.2016 07:42, Duc Dang wrote:
quoted hunk ↗ jump to hunk
On Thu, Dec 1, 2016 at 9:50 PM, Jon Masters [off-list ref] wrote:quoted
On 11/30/2016 07:28 PM, Bjorn Helgaas wrote:quoted
I'm hoping to end up with something like this: https://git.kernel.org/cgit/linux/kernel/git/helgaas/pci.git/commit/?h=pci/ecam&id=51ad4df79a9b7f2a66b346a46b21a785a2937469The following build warnings happen using your branch on RHELSA7.3: drivers/acpi/pci_mcfg.c:101:2: warning: left shift count >= width of type [enabled by default] THUNDER_PEM_QUIRK(2, 0), /* off-chip devices */ ^ drivers/acpi/pci_mcfg.c:101:2: warning: initializer element is not a constant expression [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: (near initialization for ?mcfg_quirks[44].cfgres.start?) [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: left shift count >= width of type [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: initializer element is not a constant expression [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: (near initialization for ?mcfg_quirks[44].cfgres.end?) [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: left shift count >= width of type [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: initializer element is not a constant expression [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: (near initialization for ?mcfg_quirks[45].cfgres.start?) [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: left shift count >= width of type [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: initializer element is not a constant expression [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: (near initialization for ?mcfg_quirks[45].cfgres.end?) [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: left shift count >= width of type [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: initializer element is not a constant expression [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: (near initialization for ?mcfg_quirks[46].cfgres.start?) [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: left shift count >= width of type [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: initializer element is not a constant expression [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: (near initialization for ?mcfg_quirks[46].cfgres.end?) [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: left shift count >= width of type [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: initializer element is not a constant expression [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: (near initialization for ?mcfg_quirks[47].cfgres.start?) [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: left shift count >= width of type [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: initializer element is not a constant expression [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: (near initialization for ?mcfg_quirks[47].cfgres.end?) [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: left shift count >= width of type [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: initializer element is not a constant expression [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: (near initialization for ?mcfg_quirks[48].cfgres.start?) [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: left shift count >= width of type [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: initializer element is not a constant expression [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: (near initialization for ?mcfg_quirks[48].cfgres.end?) [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: left shift count >= width of type [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: initializer element is not a constant expression [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: (near initialization for ?mcfg_quirks[49].cfgres.start?) [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: left shift count >= width of type [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: initializer element is not a constant expression [enabled by default] drivers/acpi/pci_mcfg.c:101:2: warning: (near initialization for ?mcfg_quirks[49].cfgres.end?) [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: left shift count >= width of type [enabled by default] THUNDER_PEM_QUIRK(2, 1), /* off-chip devices */ ^ drivers/acpi/pci_mcfg.c:102:2: warning: initializer element is not a constant expression [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: (near initialization for ?mcfg_quirks[50].cfgres.start?) [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: left shift count >= width of type [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: initializer element is not a constant expression [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: (near initialization for ?mcfg_quirks[50].cfgres.end?) [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: left shift count >= width of type [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: initializer element is not a constant expression [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: (near initialization for ?mcfg_quirks[51].cfgres.start?) [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: left shift count >= width of type [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: initializer element is not a constant expression [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: (near initialization for ?mcfg_quirks[51].cfgres.end?) [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: left shift count >= width of type [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: initializer element is not a constant expression [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: (near initialization for ?mcfg_quirks[52].cfgres.start?) [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: left shift count >= width of type [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: initializer element is not a constant expression [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: (near initialization for ?mcfg_quirks[52].cfgres.end?) [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: left shift count >= width of type [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: initializer element is not a constant expression [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: (near initialization for ?mcfg_quirks[53].cfgres.start?) [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: left shift count >= width of type [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: initializer element is not a constant expression [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: (near initialization for ?mcfg_quirks[53].cfgres.end?) [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: left shift count >= width of type [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: initializer element is not a constant expression [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: (near initialization for ?mcfg_quirks[54].cfgres.start?) [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: left shift count >= width of type [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: initializer element is not a constant expression [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: (near initialization for ?mcfg_quirks[54].cfgres.end?) [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: left shift count >= width of type [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: initializer element is not a constant expression [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: (near initialization for ?mcfg_quirks[55].cfgres.start?) [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: left shift count >= width of type [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: initializer element is not a constant expression [enabled by default] drivers/acpi/pci_mcfg.c:102:2: warning: (near initialization for ?mcfg_quirks[55].cfgres.end?) [enabled by default]I saw this too. It can be fixed by changes below:diff --git a/drivers/acpi/pci_mcfg.c b/drivers/acpi/pci_mcfg.c index 7319188..3d7c5cc 100644 --- a/drivers/acpi/pci_mcfg.c +++ b/drivers/acpi/pci_mcfg.c@@ -98,16 +98,16 @@ struct mcfg_fixup { { "CAVIUM", "THUNDERX", rev, seg, MCFG_BUS_ANY, \ &pci_thunder_ecam_ops } /* SoC pass1.x */ - THUNDER_PEM_QUIRK(2, 0), /* off-chip devices */ - THUNDER_PEM_QUIRK(2, 1), /* off-chip devices */ - THUNDER_ECAM_QUIRK(2, 0), - THUNDER_ECAM_QUIRK(2, 1), - THUNDER_ECAM_QUIRK(2, 2), - THUNDER_ECAM_QUIRK(2, 3), - THUNDER_ECAM_QUIRK(2, 10), - THUNDER_ECAM_QUIRK(2, 11), - THUNDER_ECAM_QUIRK(2, 12), - THUNDER_ECAM_QUIRK(2, 13), + THUNDER_PEM_QUIRK(2, 0UL), /* off-chip devices */ + THUNDER_PEM_QUIRK(2, 1UL), /* off-chip devices */ + THUNDER_ECAM_QUIRK(2, 0UL), + THUNDER_ECAM_QUIRK(2, 1UL), + THUNDER_ECAM_QUIRK(2, 2UL), + THUNDER_ECAM_QUIRK(2, 3UL), + THUNDER_ECAM_QUIRK(2, 10UL), + THUNDER_ECAM_QUIRK(2, 11UL), + THUNDER_ECAM_QUIRK(2, 12UL), + THUNDER_ECAM_QUIRK(2, 13UL),
The UL suffix is needed for *THUNDER_PEM_QUIRK* only. THUNDER_ECAM_QUIRK is fine. - THUNDER_PEM_QUIRK(2, 0), /* off-chip devices */ - THUNDER_PEM_QUIRK(2, 1), /* off-chip devices */ + THUNDER_PEM_QUIRK(2, 0UL), /* off-chip devices */ + THUNDER_PEM_QUIRK(2, 1UL), /* off-chip devices */ Tomasz