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Use devm_platform_ioremap_resource() to simplify code.
Signed-off-by: Yangtao Li <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Bjorn Andersson <[email protected]>
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Implement this optional ops, called by hwspinlock core while spinning on
a lock, between two successive invocations of trylock().
Reviewed-by: Benjamin Gaignard <[email protected]>
Signed-off-by: Fabien Dessenne <[email protected]>
Signed-off-by: Bjorn Andersson <[email protected]>
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In case of error, the function devm_ioremap_resource() returns ERR_PTR()
and never returns NULL. The NULL test in the return value check should
be replaced with IS_ERR().
Fixes: f24fcff1d267 ("hwspinlock: add STM32 hwspinlock device")
Acked-by: Benjamin Gaignard <[email protected]>
Signed-off-by: Wei Yongjun <[email protected]>
Signed-off-by: Bjorn Andersson <[email protected]>
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This patch adds support of hardware semaphores for stm32mp1 SoC.
The hardware block provides 32 semaphores.
Signed-off-by: Benjamin Gaignard <[email protected]>
Signed-off-by: Benjamin Gaignard <[email protected]>
Signed-off-by: Bjorn Andersson <[email protected]>
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