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From: Thomas Gleixner <tglx@linutronix.de>
To: LKML <linux-kernel@vger.kernel.org>
Cc: Marc Zyngier <maz@kernel.org>, Nishanth Menon <nm@ti.com>,
	Tero Kristo <kristo@kernel.org>,
	Santosh Shilimkar <ssantosh@kernel.org>,
	Jon Mason <jdmason@kudzu.us>, Dave Jiang <dave.jiang@intel.com>,
	Allen Hubbe <allenbh@gmail.com>,
	ntb@lists.linux.dev, Bjorn Helgaas <bhelgaas@google.com>,
	linux-pci@vger.kernel.org, Haiyang Zhang <haiyangz@microsoft.com>,
	Wei Liu <wei.liu@kernel.org>,
	linux-hyperv@vger.kernel.org, Wei Huang <wei.huang2@amd.com>,
	Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>,
	"James E.J. Bottomley" <James.Bottomley@HansenPartnership.com>,
	"Martin K. Petersen" <martin.petersen@oracle.com>,
	linux-scsi@vger.kernel.org
Subject: [patch 01/10] genirq/msi: Make a few functions static
Date: Sun,  9 Mar 2025 09:41:42 +0100 (CET)	[thread overview]
Message-ID: <20250309084110.204054172@linutronix.de> (raw)
In-Reply-To: 20250309083453.900516105@linutronix.de

None of these functions are used outside of the MSI core.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
 include/linux/msi.h |    5 -----
 kernel/irq/msi.c    |   40 +++++++---------------------------------
 2 files changed, 7 insertions(+), 38 deletions(-)

--- a/include/linux/msi.h
+++ b/include/linux/msi.h
@@ -81,7 +81,6 @@ struct device_attribute;
 struct irq_domain;
 struct irq_affinity_desc;
 
-void __get_cached_msi_msg(struct msi_desc *entry, struct msi_msg *msg);
 #ifdef CONFIG_GENERIC_MSI_IRQ
 void get_cached_msi_msg(unsigned int irq, struct msi_msg *msg);
 #else
@@ -603,8 +602,6 @@ void msi_remove_device_irq_domain(struct
 bool msi_match_device_irq_domain(struct device *dev, unsigned int domid,
 				 enum irq_domain_bus_token bus_token);
 
-int msi_domain_alloc_irqs_range_locked(struct device *dev, unsigned int domid,
-				       unsigned int first, unsigned int last);
 int msi_domain_alloc_irqs_range(struct device *dev, unsigned int domid,
 				unsigned int first, unsigned int last);
 int msi_domain_alloc_irqs_all_locked(struct device *dev, unsigned int domid, int nirqs);
@@ -613,8 +610,6 @@ struct msi_map msi_domain_alloc_irq_at(s
 				       const struct irq_affinity_desc *affdesc,
 				       union msi_instance_cookie *cookie);
 
-void msi_domain_free_irqs_range_locked(struct device *dev, unsigned int domid,
-				       unsigned int first, unsigned int last);
 void msi_domain_free_irqs_range(struct device *dev, unsigned int domid,
 				unsigned int first, unsigned int last);
 void msi_domain_free_irqs_all_locked(struct device *dev, unsigned int domid);
--- a/kernel/irq/msi.c
+++ b/kernel/irq/msi.c
@@ -270,16 +270,11 @@ static int msi_domain_add_simple_msi_des
 	return ret;
 }
 
-void __get_cached_msi_msg(struct msi_desc *entry, struct msi_msg *msg)
-{
-	*msg = entry->msg;
-}
-
 void get_cached_msi_msg(unsigned int irq, struct msi_msg *msg)
 {
 	struct msi_desc *entry = irq_get_msi_desc(irq);
 
-	__get_cached_msi_msg(entry, msg);
+	*msg = entry->msg;
 }
 EXPORT_SYMBOL_GPL(get_cached_msi_msg);
 
@@ -1352,21 +1347,17 @@ static int msi_domain_alloc_locked(struc
 }
 
 /**
- * msi_domain_alloc_irqs_range_locked - Allocate interrupts from a MSI interrupt domain
+ * msi_domain_alloc_irqs_range - Allocate interrupts from a MSI interrupt domain
  * @dev:	Pointer to device struct of the device for which the interrupts
  *		are allocated
  * @domid:	Id of the interrupt domain to operate on
  * @first:	First index to allocate (inclusive)
  * @last:	Last index to allocate (inclusive)
  *
- * Must be invoked from within a msi_lock_descs() / msi_unlock_descs()
- * pair. Use this for MSI irqdomains which implement their own descriptor
- * allocation/free.
- *
  * Return: %0 on success or an error code.
  */
-int msi_domain_alloc_irqs_range_locked(struct device *dev, unsigned int domid,
-				       unsigned int first, unsigned int last)
+int msi_domain_alloc_irqs_range(struct device *dev, unsigned int domid,
+				unsigned int first, unsigned int last)
 {
 	struct msi_ctrl ctrl = {
 		.domid	= domid,
@@ -1374,27 +1365,10 @@ int msi_domain_alloc_irqs_range_locked(s
 		.last	= last,
 		.nirqs	= last + 1 - first,
 	};
-
-	return msi_domain_alloc_locked(dev, &ctrl);
-}
-
-/**
- * msi_domain_alloc_irqs_range - Allocate interrupts from a MSI interrupt domain
- * @dev:	Pointer to device struct of the device for which the interrupts
- *		are allocated
- * @domid:	Id of the interrupt domain to operate on
- * @first:	First index to allocate (inclusive)
- * @last:	Last index to allocate (inclusive)
- *
- * Return: %0 on success or an error code.
- */
-int msi_domain_alloc_irqs_range(struct device *dev, unsigned int domid,
-				unsigned int first, unsigned int last)
-{
 	int ret;
 
 	msi_lock_descs(dev);
-	ret = msi_domain_alloc_irqs_range_locked(dev, domid, first, last);
+	ret = msi_domain_alloc_locked(dev, &ctrl);
 	msi_unlock_descs(dev);
 	return ret;
 }
@@ -1618,8 +1592,8 @@ static void msi_domain_free_locked(struc
  * @first:	First index to free (inclusive)
  * @last:	Last index to free (inclusive)
  */
-void msi_domain_free_irqs_range_locked(struct device *dev, unsigned int domid,
-				       unsigned int first, unsigned int last)
+static void msi_domain_free_irqs_range_locked(struct device *dev, unsigned int domid,
+					      unsigned int first, unsigned int last)
 {
 	struct msi_ctrl ctrl = {
 		.domid	= domid,


  reply	other threads:[~2025-03-09  8:41 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-03-09  8:41 [patch 00/10] genirq/msi: Spring cleaning Thomas Gleixner
2025-03-09  8:41 ` Thomas Gleixner [this message]
2025-03-11 17:45   ` [patch 01/10] genirq/msi: Make a few functions static Jonathan Cameron
2025-03-09  8:41 ` [patch 02/10] genirq/msi: Use lock guards for MSI descriptor locking Thomas Gleixner
2025-03-11 18:00   ` Jonathan Cameron
2025-03-11 21:26     ` Thomas Gleixner
2025-03-12 15:08       ` Jonathan Cameron
2025-03-12 17:46         ` Thomas Gleixner
2025-03-09  8:41 ` [patch 03/10] soc: ti: ti_sci_inta_msi: Switch MSI descriptor locking to guard() Thomas Gleixner
2025-03-11 18:01   ` Jonathan Cameron
2025-03-12 17:59   ` Nishanth Menon
2025-03-13 12:07   ` Dhruva Gole
2025-03-09  8:41 ` [patch 04/10] NTB/msi: Switch MSI descriptor locking to lock guard() Thomas Gleixner
2025-03-10 15:18   ` Dave Jiang
2025-03-10 16:34   ` Logan Gunthorpe
2025-03-11 18:02   ` Jonathan Cameron
2025-03-09  8:41 ` [patch 05/10] PCI/MSI: Switch to MSI descriptor locking to guard() Thomas Gleixner
2025-03-11 18:10   ` Jonathan Cameron
2025-03-11 21:45     ` Thomas Gleixner
2025-03-12 15:10       ` Jonathan Cameron
2025-03-09  8:41 ` [patch 06/10] PCI: hv: Switch " Thomas Gleixner
2025-03-10 16:52   ` Wei Liu
2025-03-10 20:33   ` Michael Kelley
2025-03-11 18:10   ` Jonathan Cameron
2025-03-09  8:41 ` [patch 07/10] PCI/MSI: Provide a sane mechanism for TPH Thomas Gleixner
2025-03-09  8:41 ` [patch 08/10] PCI/TPH: Replace the broken MSI-X control word update Thomas Gleixner
2025-03-09  8:41 ` [patch 09/10] scsi: ufs: qcom: Remove the MSI descriptor abuse Thomas Gleixner
2025-03-09  8:41 ` [patch 10/10] genirq/msi: Rename msi_[un]lock_descs() Thomas Gleixner
2025-03-09  8:48   ` Xin Li
2025-03-11 18:14   ` Jonathan Cameron
2025-03-10 16:51 ` [patch 00/10] genirq/msi: Spring cleaning Bjorn Helgaas
2025-03-10 17:31   ` Thomas Gleixner

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