From: bhelgaas@google•com (Bjorn Helgaas)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH v3] PCI: kill off set_irq_flags usage
Date: Tue, 11 Aug 2015 15:20:27 -0500 [thread overview]
Message-ID: <20150811202027.GG13982@google.com> (raw)
In-Reply-To: <1438030523-15853-9-git-send-email-robh@kernel.org>
On Mon, Jul 27, 2015 at 03:55:21PM -0500, Rob Herring wrote:
> set_irq_flags is ARM specific with custom flags which have genirq
> equivalents. Convert drivers to use the genirq interfaces directly, so we
> can kill off set_irq_flags. The translation of flags is as follows:
>
> IRQF_VALID -> !IRQ_NOREQUEST
> IRQF_PROBE -> !IRQ_NOPROBE
> IRQF_NOAUTOEN -> IRQ_NOAUTOEN
>
> For IRQs managed by an irqdomain, the irqdomain core code handles clearing
> and setting IRQ_NOREQUEST already, so there is no need to do this in
> .map() functions and we can simply remove the set_irq_flags calls. Some
> users also modify IRQ_NOPROBE and this has been maintained although it
> is not clear that is really needed. There appears to be a great deal of
> blind copy and paste of this code.
>
> Signed-off-by: Rob Herring <robh@kernel•org>
> Cc: Kishon Vijay Abraham I <kishon@ti•com>
> Acked-by: Bjorn Helgaas <bhelgaas@google•com>
> Cc: Murali Karicheri <m-karicheri2@ti•com>
> Cc: Thierry Reding <thierry.reding@gmail•com>
> Cc: Stephen Warren <swarren@wwwdotorg•org>
> Cc: Alexandre Courbot <gnurou@gmail•com>
> Cc: Jingoo Han <jingoohan1@gmail•com>
> Cc: Pratyush Anand <pratyush.anand@gmail•com>
> Cc: Simon Horman <horms@verge•net.au>
> Cc: Michal Simek <michal.simek@xilinx•com>
> Cc: "S?ren Brinkmann" <soren.brinkmann@xilinx•com>
> Cc: linux-omap at vger.kernel.org
> Cc: linux-pci at vger.kernel.org
> Cc: linux-arm-kernel at lists.infradead.org
> Cc: linux-tegra at vger.kernel.org
> Cc: linux-sh at vger.kernel.org
> ---
> Thomas asked that this be merged thru subsystem trees instead of arm-soc,
> so please apply this to your tree.
Applied with Jingoo's ack to pci/irq for v4.3, thanks!
> drivers/pci/host/pci-dra7xx.c | 1 -
> drivers/pci/host/pci-keystone-dw.c | 2 --
> drivers/pci/host/pci-tegra.c | 1 -
> drivers/pci/host/pci-xgene-msi.c | 1 -
> drivers/pci/host/pcie-designware.c | 1 -
> drivers/pci/host/pcie-rcar.c | 1 -
> drivers/pci/host/pcie-xilinx.c | 2 --
> 7 files changed, 9 deletions(-)
>
> diff --git a/drivers/pci/host/pci-dra7xx.c b/drivers/pci/host/pci-dra7xx.c
> index 80db09e..1a0d124 100644
> --- a/drivers/pci/host/pci-dra7xx.c
> +++ b/drivers/pci/host/pci-dra7xx.c
> @@ -155,7 +155,6 @@ static int dra7xx_pcie_intx_map(struct irq_domain *domain, unsigned int irq,
> {
> irq_set_chip_and_handler(irq, &dummy_irq_chip, handle_simple_irq);
> irq_set_chip_data(irq, domain->host_data);
> - set_irq_flags(irq, IRQF_VALID);
>
> return 0;
> }
> diff --git a/drivers/pci/host/pci-keystone-dw.c b/drivers/pci/host/pci-keystone-dw.c
> index f34892e..f1d0749 100644
> --- a/drivers/pci/host/pci-keystone-dw.c
> +++ b/drivers/pci/host/pci-keystone-dw.c
> @@ -196,7 +196,6 @@ static int ks_dw_pcie_msi_map(struct irq_domain *domain, unsigned int irq,
> irq_set_chip_and_handler(irq, &ks_dw_pcie_msi_irq_chip,
> handle_level_irq);
> irq_set_chip_data(irq, domain->host_data);
> - set_irq_flags(irq, IRQF_VALID);
>
> return 0;
> }
> @@ -277,7 +276,6 @@ static int ks_dw_pcie_init_legacy_irq_map(struct irq_domain *d,
> irq_set_chip_and_handler(irq, &ks_dw_pcie_legacy_irq_chip,
> handle_level_irq);
> irq_set_chip_data(irq, d->host_data);
> - set_irq_flags(irq, IRQF_VALID);
>
> return 0;
> }
> diff --git a/drivers/pci/host/pci-tegra.c b/drivers/pci/host/pci-tegra.c
> index 10c0571..81df0c1 100644
> --- a/drivers/pci/host/pci-tegra.c
> +++ b/drivers/pci/host/pci-tegra.c
> @@ -1248,7 +1248,6 @@ static int tegra_msi_map(struct irq_domain *domain, unsigned int irq,
> {
> irq_set_chip_and_handler(irq, &tegra_msi_irq_chip, handle_simple_irq);
> irq_set_chip_data(irq, domain->host_data);
> - set_irq_flags(irq, IRQF_VALID);
>
> tegra_cpuidle_pcie_irqs_in_use();
>
> diff --git a/drivers/pci/host/pci-xgene-msi.c b/drivers/pci/host/pci-xgene-msi.c
> index 2d31d4d..8e559d1 100644
> --- a/drivers/pci/host/pci-xgene-msi.c
> +++ b/drivers/pci/host/pci-xgene-msi.c
> @@ -223,7 +223,6 @@ static int xgene_irq_domain_alloc(struct irq_domain *domain, unsigned int virq,
> irq_domain_set_info(domain, virq, msi_irq,
> &xgene_msi_bottom_irq_chip, domain->host_data,
> handle_simple_irq, NULL, NULL);
> - set_irq_flags(virq, IRQF_VALID);
>
> return 0;
> }
> diff --git a/drivers/pci/host/pcie-designware.c b/drivers/pci/host/pcie-designware.c
> index 69486be..5c6b562 100644
> --- a/drivers/pci/host/pcie-designware.c
> +++ b/drivers/pci/host/pcie-designware.c
> @@ -350,7 +350,6 @@ static int dw_pcie_msi_map(struct irq_domain *domain, unsigned int irq,
> {
> irq_set_chip_and_handler(irq, &dw_msi_irq_chip, handle_simple_irq);
> irq_set_chip_data(irq, domain->host_data);
> - set_irq_flags(irq, IRQF_VALID);
>
> return 0;
> }
> diff --git a/drivers/pci/host/pcie-rcar.c b/drivers/pci/host/pcie-rcar.c
> index c086210..7678fe0 100644
> --- a/drivers/pci/host/pcie-rcar.c
> +++ b/drivers/pci/host/pcie-rcar.c
> @@ -664,7 +664,6 @@ static int rcar_msi_map(struct irq_domain *domain, unsigned int irq,
> {
> irq_set_chip_and_handler(irq, &rcar_msi_irq_chip, handle_simple_irq);
> irq_set_chip_data(irq, domain->host_data);
> - set_irq_flags(irq, IRQF_VALID);
>
> return 0;
> }
> diff --git a/drivers/pci/host/pcie-xilinx.c b/drivers/pci/host/pcie-xilinx.c
> index f1a06a0..72015119 100644
> --- a/drivers/pci/host/pcie-xilinx.c
> +++ b/drivers/pci/host/pcie-xilinx.c
> @@ -338,7 +338,6 @@ static int xilinx_pcie_msi_map(struct irq_domain *domain, unsigned int irq,
> {
> irq_set_chip_and_handler(irq, &xilinx_msi_irq_chip, handle_simple_irq);
> irq_set_chip_data(irq, domain->host_data);
> - set_irq_flags(irq, IRQF_VALID);
>
> return 0;
> }
> @@ -377,7 +376,6 @@ static int xilinx_pcie_intx_map(struct irq_domain *domain, unsigned int irq,
> {
> irq_set_chip_and_handler(irq, &dummy_irq_chip, handle_simple_irq);
> irq_set_chip_data(irq, domain->host_data);
> - set_irq_flags(irq, IRQF_VALID);
>
> return 0;
> }
> --
> 2.1.0
>
next prev parent reply other threads:[~2015-08-11 20:20 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-27 20:55 [PATCH v3] ARM: kill off set_irq_flags usage Rob Herring
2015-07-27 20:55 ` [PATCH v3] irqchip: " Rob Herring
2015-07-28 9:47 ` Gregory CLEMENT
2015-08-26 13:47 ` Rob Herring
2015-08-27 14:56 ` Thomas Gleixner
2015-07-27 20:55 ` [PATCH v3] mfd: " Rob Herring
2015-07-27 21:30 ` Lee Jones
2015-07-27 20:55 ` [PATCH v3] PCI: " Rob Herring
2015-07-28 0:51 ` Jingoo Han
2015-08-11 20:20 ` Bjorn Helgaas [this message]
2015-07-27 20:55 ` [PATCH v3] pinctrl: " Rob Herring
2015-07-28 10:15 ` Linus Walleij
2015-07-28 12:00 ` [PATCH v3] ARM: " Olof Johansson
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