From: Thierry Reding <thierry.reding@avionic-design.de> To: Russell King <linux@arm.linux.org.uk> Cc: Bjorn Helgaas <bhelgaas@google.com>, linux-arm-kernel@lists.infradead.org, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 2/2] ARM: pci: Allow passing per-controller private data Date: Thu, 20 Sep 2012 09:43:45 +0200 [thread overview] Message-ID: <1348127025-29461-3-git-send-email-thierry.reding@avionic-design.de> (raw) In-Reply-To: <1348127025-29461-1-git-send-email-thierry.reding@avionic-design.de> In order to allow drivers to specify private data for each controller, this commit adds a private_data field to the struct hw_pci. This field is an array of nr_controllers pointers that will be used to initialize the private_data field of the corresponding controller's pci_sys_data structure. Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de> --- arch/arm/include/asm/mach/pci.h | 1 + arch/arm/kernel/bios32.c | 3 +++ 2 files changed, 4 insertions(+) diff --git a/arch/arm/include/asm/mach/pci.h b/arch/arm/include/asm/mach/pci.h index db9fedb..5cf2e97 100644 --- a/arch/arm/include/asm/mach/pci.h +++ b/arch/arm/include/asm/mach/pci.h @@ -23,6 +23,7 @@ struct hw_pci { #endif struct pci_ops *ops; int nr_controllers; + void **private_data; int (*setup)(int nr, struct pci_sys_data *); struct pci_bus *(*scan)(int nr, struct pci_sys_data *); void (*preinit)(void); diff --git a/arch/arm/kernel/bios32.c b/arch/arm/kernel/bios32.c index 2c80f36..88da2d4 100644 --- a/arch/arm/kernel/bios32.c +++ b/arch/arm/kernel/bios32.c @@ -475,6 +475,9 @@ static void pcibios_init_hw(struct hw_pci *hw, struct list_head *head) sys->map_irq = hw->map_irq; INIT_LIST_HEAD(&sys->resources); + if (hw->private_data) + sys->private_data = hw->private_data[nr]; + ret = hw->setup(nr, sys); if (ret > 0) { -- 1.7.12
WARNING: multiple messages have this Message-ID (diff)
From: thierry.reding@avionic-design.de (Thierry Reding) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH v3 2/2] ARM: pci: Allow passing per-controller private data Date: Thu, 20 Sep 2012 09:43:45 +0200 [thread overview] Message-ID: <1348127025-29461-3-git-send-email-thierry.reding@avionic-design.de> (raw) In-Reply-To: <1348127025-29461-1-git-send-email-thierry.reding@avionic-design.de> In order to allow drivers to specify private data for each controller, this commit adds a private_data field to the struct hw_pci. This field is an array of nr_controllers pointers that will be used to initialize the private_data field of the corresponding controller's pci_sys_data structure. Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de> --- arch/arm/include/asm/mach/pci.h | 1 + arch/arm/kernel/bios32.c | 3 +++ 2 files changed, 4 insertions(+) diff --git a/arch/arm/include/asm/mach/pci.h b/arch/arm/include/asm/mach/pci.h index db9fedb..5cf2e97 100644 --- a/arch/arm/include/asm/mach/pci.h +++ b/arch/arm/include/asm/mach/pci.h @@ -23,6 +23,7 @@ struct hw_pci { #endif struct pci_ops *ops; int nr_controllers; + void **private_data; int (*setup)(int nr, struct pci_sys_data *); struct pci_bus *(*scan)(int nr, struct pci_sys_data *); void (*preinit)(void); diff --git a/arch/arm/kernel/bios32.c b/arch/arm/kernel/bios32.c index 2c80f36..88da2d4 100644 --- a/arch/arm/kernel/bios32.c +++ b/arch/arm/kernel/bios32.c @@ -475,6 +475,9 @@ static void pcibios_init_hw(struct hw_pci *hw, struct list_head *head) sys->map_irq = hw->map_irq; INIT_LIST_HEAD(&sys->resources); + if (hw->private_data) + sys->private_data = hw->private_data[nr]; + ret = hw->setup(nr, sys); if (ret > 0) { -- 1.7.12
next prev parent reply other threads:[~2012-09-20 7:44 UTC|newest] Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top 2012-09-20 7:43 [PATCH v3 0/2] ARM: pci: Prepare for Tegra PCIe controller driver Thierry Reding 2012-09-20 7:43 ` Thierry Reding 2012-09-20 7:43 ` [PATCH v3 1/2] ARM: pci: Keep pci_common_init() around after init Thierry Reding 2012-09-20 7:43 ` Thierry Reding 2012-09-20 7:43 ` Thierry Reding [this message] 2012-09-20 7:43 ` [PATCH v3 2/2] ARM: pci: Allow passing per-controller private data Thierry Reding 2012-10-06 7:03 ` [PATCH v3 0/2] ARM: pci: Prepare for Tegra PCIe controller driver Thierry Reding 2012-10-06 7:03 ` Thierry Reding
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