From: Michal Simek <michal.simek@xilinx.com>
Date: Mon, 5 Oct 2020 13:23:00 +0000 (+0200)
Subject: mailbox: zynqmp: Extend timeout for getting observation bit
X-Git-Tag: v2021.10~455^2~51
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=f08d0c51b5738fd36748b72a8a98108c7ee1cba0;p=platform%2Fkernel%2Fu-boot.git

mailbox: zynqmp: Extend timeout for getting observation bit

In case of fpga loading (which can be huge) 100ms is not enough. That's why
extend timeout 10 times to wait maximum 1s to get ACK back.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
---

diff --git a/drivers/mailbox/zynqmp-ipi.c b/drivers/mailbox/zynqmp-ipi.c
index 9483ed9..847a036 100644
--- a/drivers/mailbox/zynqmp-ipi.c
+++ b/drivers/mailbox/zynqmp-ipi.c
@@ -56,7 +56,7 @@ static int zynqmp_ipi_send(struct mbox_chan *chan, const void *data)
 
 	/* Wait until observation bit is cleared */
 	ret = wait_for_bit_le32(&ipi_int_apu->obs, IPI_BIT_MASK_PMU0, false,
-				100, false);
+				1000, false);
 
 	debug("%s, send %ld bytes\n", __func__, msg->len);
 	return ret;