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path: root/drivers/mailbox/zynqmp-ipi-mailbox.c
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2020-05-31mailbox: zynqmp-ipi: Fix NULL vs IS_ERR() check in zynqmp_ipi_mbox_probe()Wei Yongjun1-12/+8
In case of error, the function devm_ioremap() returns NULL pointer not ERR_PTR(). So we should check whether the return value of devm_ioremap() is NULL instead of IS_ERR. Fixes: 4981b82ba2ff ("mailbox: ZynqMP IPI mailbox controller") Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com> Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
2020-05-31mailbox: ZynqMP IPI: Delete an error message in zynqmp_ipi_probe()Markus Elfring1-3/+2
The function platform_get_irq can log an error already. Thus omit a redundant message for the exception handling in the calling function. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
2019-03-07mailbox: ZynqMP IPI mailbox controllerWendy Liang1-0/+725
This patch is to introduce ZynqMP IPI mailbox controller driver to use the ZynqMP IPI block as mailboxes. Signed-off-by: Wendy Liang <wendy.liang@xilinx.com> Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>