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384a0dcac2
commit79963fbfc2upstream. Xilinx IPI message buffers allows 32-byte data transfer. Fix documentation that says 12 bytes Fixes:4981b82ba2("mailbox: ZynqMP IPI mailbox controller") Signed-off-by: Tanmay Shah <tanmay.shah@amd.com> Acked-by: Michal Simek <michal.simek@amd.com> Cc: stable@vger.kernel.org Link: https://lore.kernel.org/r/20230311012407.1292118-4-tanmay.shah@amd.com Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
21 lines
501 B
C
21 lines
501 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _LINUX_ZYNQMP_IPI_MESSAGE_H_
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#define _LINUX_ZYNQMP_IPI_MESSAGE_H_
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/**
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* struct zynqmp_ipi_message - ZynqMP IPI message structure
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* @len: Length of message
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* @data: message payload
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*
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* This is the structure for data used in mbox_send_message
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* the maximum length of data buffer is fixed to 32 bytes.
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* Client is supposed to be aware of this.
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*/
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struct zynqmp_ipi_message {
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size_t len;
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u8 data[];
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};
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#endif /* _LINUX_ZYNQMP_IPI_MESSAGE_H_ */
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