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Message-Id: <20230814161401.12007-1-andriy.shevchenko@linux.intel.com>
Date: Mon, 14 Aug 2023 19:14:01 +0300
From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org
Cc: Jonathan Corbet <corbet@....net>
Subject: [PATCH v1 1/1] PCI: Update the devres documentation regarding to pcim_*()
There were many changes to PCI core in scope of managed resources APIs.
Update documentation to list the current state of affairs.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
Documentation/driver-api/driver-model/devres.rst | 14 ++++++++++----
1 file changed, 10 insertions(+), 4 deletions(-)
diff --git a/Documentation/driver-api/driver-model/devres.rst b/Documentation/driver-api/driver-model/devres.rst
index 8be086b3f829..c5f99d834ec5 100644
--- a/Documentation/driver-api/driver-model/devres.rst
+++ b/Documentation/driver-api/driver-model/devres.rst
@@ -322,10 +322,8 @@ IOMAP
devm_platform_ioremap_resource_byname()
devm_platform_get_and_ioremap_resource()
devm_iounmap()
- pcim_iomap()
- pcim_iomap_regions() : do request_region() and iomap() on multiple BARs
- pcim_iomap_table() : array of mapped addresses indexed by BAR
- pcim_iounmap()
+
+ Note: For the PCI devices the specific pcim_*() functions may be used, see below.
IRQ
devm_free_irq()
@@ -392,8 +390,16 @@ PCI
devm_pci_alloc_host_bridge() : managed PCI host bridge allocation
devm_pci_remap_cfgspace() : ioremap PCI configuration space
devm_pci_remap_cfg_resource() : ioremap PCI configuration space resource
+
pcim_enable_device() : after success, all PCI ops become managed
+ pcim_iomap() : do iomap() on a single BAR
+ pcim_iomap_regions() : do request_region() and iomap() on multiple BARs
+ pcim_iomap_regions_request_all() : do request_region() on all and iomap() on multiple BARs
+ pcim_iomap_table() : array of mapped addresses indexed by BAR
+ pcim_iounmap() : do iounmap() on a single BAR
+ pcim_iounmap_regions() : do iounmap() and release_region() on multiple BARs
pcim_pin_device() : keep PCI device enabled after release
+ pcim_set_mwi() : enable Memory-Write-Invalidate PCI transaction
PHY
devm_usb_get_phy()
--
2.40.0.1.gaa8946217a0b
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