This is a note to let you know that I've just added the patch titled
spi: axi-spi-engine: simplify driver data allocation
to the 6.6-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
spi-axi-spi-engine-simplify-driver-data-allocation.patch
and it can be found in the queue-6.6 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 05aac5a4292fa2fd8b16eecebdbec90087a81a7f
Author: David Lechner <dlechner@xxxxxxxxxxxx>
Date: Fri Nov 17 14:12:54 2023 -0600
spi: axi-spi-engine: simplify driver data allocation
[ Upstream commit 9e4ce5220eedea2cc440f3961dec1b5122e815b2 ]
This simplifies the private data allocation in the AXI SPI Engine driver
by making use of the feature built into the spi_alloc_host() function
instead of doing it manually.
Signed-off-by: David Lechner <dlechner@xxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20231117-axi-spi-engine-series-1-v1-3-cc59db999b87@xxxxxxxxxxxx
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
Stable-dep-of: 0064db9ce4aa ("spi: axi-spi-engine: fix version format string")
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/spi/spi-axi-spi-engine.c b/drivers/spi/spi-axi-spi-engine.c
index b96e55f59d1a9..bdf0aa4ceb1df 100644
--- a/drivers/spi/spi-axi-spi-engine.c
+++ b/drivers/spi/spi-axi-spi-engine.c
@@ -473,15 +473,11 @@ static int spi_engine_probe(struct platform_device *pdev)
if (irq < 0)
return irq;
- spi_engine = devm_kzalloc(&pdev->dev, sizeof(*spi_engine), GFP_KERNEL);
- if (!spi_engine)
- return -ENOMEM;
-
- host = spi_alloc_host(&pdev->dev, 0);
+ host = spi_alloc_host(&pdev->dev, sizeof(*spi_engine));
if (!host)
return -ENOMEM;
- spi_controller_set_devdata(host, spi_engine);
+ spi_engine = spi_controller_get_devdata(host);
spin_lock_init(&spi_engine->lock);
