[PATCH v4 01/24] resource: Add DEFINE_RES_*_NAMED_FLAGS macro

Mark Hasemeyer
2024-01-02T21:08:45Z

In some cases, it would be nice to instantiate a struct resource with
custom flags. For example, creating an IRQ resource with a flag that
marks the interrupt as wake capable.

Add a set of macros to provide custom flag arguments.

Suggested-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Mark Hasemeyer <markhas@chromium.org>
---

Changes in v4:
-Update Andy's email to @linux.intel.com
-Add Reviewed-by tag

Changes in v3:
-New patch

include/linux/ioport.h | 20 +++++++++++++++-----
1 file changed, 15 insertions(+), 5 deletions(-)

diff --git a/include/linux/ioport.h b/include/linux/ioport.h
index db7fe25f33700..a44e73ca058a8 100644
--- a/include/linux/ioport.h
+++ b/include/linux/ioport.h
@@ -163,28 +163,38 @@ enum {
.desc = IORES_DESC_NONE, \
}

+#define DEFINE_RES_IO_NAMED_FLAGS(_start, _size, _name, _flags) \
+ DEFINE_RES_NAMED((_start), (_size), (_name), (_flags) | IORESOURCE_IO)
#define DEFINE_RES_IO_NAMED(_start, _size, _name) \
- DEFINE_RES_NAMED((_start), (_size), (_name), IORESOURCE_IO)
+ DEFINE_RES_IO_NAMED_FLAGS((_start), (_size), (_name), 0)
#define DEFINE_RES_IO(_start, _size) \
DEFINE_RES_IO_NAMED((_start), (_size), NULL)

+#define DEFINE_RES_MEM_NAMED_FLAGS(_start, _size, _name, _flags) \
+ DEFINE_RES_NAMED((_start), (_size), (_name), (_flags) | IORESOURCE_MEM)
#define DEFINE_RES_MEM_NAMED(_start, _size, _name) \
- DEFINE_RES_NAMED((_start), (_size), (_name), IORESOURCE_MEM)
+ DEFINE_RES_MEM_NAMED_FLAGS((_start), (_size), (_name), 0)
#define DEFINE_RES_MEM(_start, _size) \
DEFINE_RES_MEM_NAMED((_start), (_size), NULL)

+#define DEFINE_RES_REG_NAMED_FLAGS(_start, _size, _name, _flags) \
+ DEFINE_RES_NAMED((_start), (_size), (_name), (_flags) | IORESOURCE_REG)
#define DEFINE_RES_REG_NAMED(_start, _size, _name) \
- DEFINE_RES_NAMED((_start), (_size), (_name), IORESOURCE_REG)
+ DEFINE_RES_REG_NAMED_FLAGS((_start), (_size), (_name), 0)
#define DEFINE_RES_REG(_start, _size) \
DEFINE_RES_REG_NAMED((_start), (_size), NULL)

+#define DEFINE_RES_IRQ_NAMED_FLAGS(_irq, _name, _flags) \
+ DEFINE_RES_NAMED((_irq), 1, (_name), (_flags) | IORESOURCE_IRQ)
#define DEFINE_RES_IRQ_NAMED(_irq, _name) \
- DEFINE_RES_NAMED((_irq), 1, (_name), IORESOURCE_IRQ)
+ DEFINE_RES_IRQ_NAMED_FLAGS((_irq), (_name), 0)
#define DEFINE_RES_IRQ(_irq) \
DEFINE_RES_IRQ_NAMED((_irq), NULL)

+#define DEFINE_RES_DMA_NAMED_FLAGS(_dma, _name, _flags) \
+ DEFINE_RES_NAMED((_dma), 1, (_name), (_flags) | IORESOURCE_DMA)
#define DEFINE_RES_DMA_NAMED(_dma, _name) \
- DEFINE_RES_NAMED((_dma), 1, (_name), IORESOURCE_DMA)
+ DEFINE_RES_DMA_NAMED_FLAGS((_dma), (_name), 0)
#define DEFINE_RES_DMA(_dma) \
DEFINE_RES_DMA_NAMED((_dma), NULL)

--
2.43.0.472.g3155946c3a-goog