diff options
Diffstat (limited to 'target/linux/generic/pending-5.10/850-0006-PCI-aardvark-Make-MSI-irq_chip-structures-static-dri.patch')
| -rw-r--r-- | target/linux/generic/pending-5.10/850-0006-PCI-aardvark-Make-MSI-irq_chip-structures-static-dri.patch | 93 |
1 files changed, 0 insertions, 93 deletions
diff --git a/target/linux/generic/pending-5.10/850-0006-PCI-aardvark-Make-MSI-irq_chip-structures-static-dri.patch b/target/linux/generic/pending-5.10/850-0006-PCI-aardvark-Make-MSI-irq_chip-structures-static-dri.patch deleted file mode 100644 index e7cee0a87a..0000000000 --- a/target/linux/generic/pending-5.10/850-0006-PCI-aardvark-Make-MSI-irq_chip-structures-static-dri.patch +++ /dev/null @@ -1,93 +0,0 @@ -From 5eb36a6b9508da442aac80f4df23e3951bbfa7aa Mon Sep 17 00:00:00 2001 -From: =?UTF-8?q?Marek=20Beh=C3=BAn?= <kabel@kernel.org> -Date: Mon, 10 Jan 2022 00:03:41 +0100 -Subject: [PATCH] PCI: aardvark: Make MSI irq_chip structures static driver - structures -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -Marc Zyngier says [1] that we should use struct irq_chip as a global -static struct in the driver. Even though the structure currently -contains a dynamic member (parent_device), Marc says [2] that he plans -to kill it and make the structure completely static. - -Convert Aardvark's priv->msi_bottom_irq_chip and priv->msi_irq_chip to -static driver structure. - -[1] https://lore.kernel.org/linux-pci/877dbcvngf.wl-maz@kernel.org/ -[2] https://lore.kernel.org/linux-pci/874k6gvkhz.wl-maz@kernel.org/ - -Signed-off-by: Marek Behún <kabel@kernel.org> ---- - drivers/pci/controller/pci-aardvark.c | 26 ++++++++++++-------------- - 1 file changed, 12 insertions(+), 14 deletions(-) - ---- a/drivers/pci/controller/pci-aardvark.c -+++ b/drivers/pci/controller/pci-aardvark.c -@@ -281,8 +281,6 @@ struct advk_pcie { - raw_spinlock_t irq_lock; - struct irq_domain *msi_domain; - struct irq_domain *msi_inner_domain; -- struct irq_chip msi_bottom_irq_chip; -- struct irq_chip msi_irq_chip; - struct msi_domain_info msi_domain_info; - DECLARE_BITMAP(msi_used, MSI_IRQ_NUM); - struct mutex msi_used_lock; -@@ -1201,6 +1199,12 @@ static int advk_msi_set_affinity(struct - return -EINVAL; - } - -+static struct irq_chip advk_msi_bottom_irq_chip = { -+ .name = "MSI", -+ .irq_compose_msi_msg = advk_msi_irq_compose_msi_msg, -+ .irq_set_affinity = advk_msi_set_affinity, -+}; -+ - static int advk_msi_irq_domain_alloc(struct irq_domain *domain, - unsigned int virq, - unsigned int nr_irqs, void *args) -@@ -1217,7 +1221,7 @@ static int advk_msi_irq_domain_alloc(str - - for (i = 0; i < nr_irqs; i++) - irq_domain_set_info(domain, virq + i, hwirq + i, -- &pcie->msi_bottom_irq_chip, -+ &advk_msi_bottom_irq_chip, - domain->host_data, handle_simple_irq, - NULL, NULL); - -@@ -1287,29 +1291,23 @@ static const struct irq_domain_ops advk_ - .xlate = irq_domain_xlate_onecell, - }; - -+static struct irq_chip advk_msi_irq_chip = { -+ .name = "advk-MSI", -+}; -+ - static int advk_pcie_init_msi_irq_domain(struct advk_pcie *pcie) - { - struct device *dev = &pcie->pdev->dev; - struct device_node *node = dev->of_node; -- struct irq_chip *bottom_ic, *msi_ic; - struct msi_domain_info *msi_di; - phys_addr_t msi_msg_phys; - - mutex_init(&pcie->msi_used_lock); - -- bottom_ic = &pcie->msi_bottom_irq_chip; -- -- bottom_ic->name = "MSI"; -- bottom_ic->irq_compose_msi_msg = advk_msi_irq_compose_msi_msg; -- bottom_ic->irq_set_affinity = advk_msi_set_affinity; -- -- msi_ic = &pcie->msi_irq_chip; -- msi_ic->name = "advk-MSI"; -- - msi_di = &pcie->msi_domain_info; - msi_di->flags = MSI_FLAG_USE_DEF_DOM_OPS | MSI_FLAG_USE_DEF_CHIP_OPS | - MSI_FLAG_MULTI_PCI_MSI; -- msi_di->chip = msi_ic; -+ msi_di->chip = &advk_msi_irq_chip; - - msi_msg_phys = virt_to_phys(&pcie->msi_msg); - |