revert(plat/xilinx): add timeout while waiting for IPI Ack
This reverts commit 4d9b9b2352f9a67849faf2d4484f5fcdd2788b01.
Timeout in IPI ack was added for functional safety reason.
Functional safety is not criteria for ATF. However, this
creates issues for APIs that take long or non-deterministic
duration like FPGA load. So revert this patch for now to fix
FPGA loading issue. Need to add support for non-blocking API
for FPGA loading with callback when API completes.
Signed-off-by: Rajan Vaja <rajan.vaja@xilinx.com>
Signed-off-by: Venkatesh Yadav Abbarapu <venkatesh.abbarapu@xilinx.com>
Change-Id: I940e798f1e2f7d0dfca1da5caaf8b94036d440c6
diff --git a/plat/xilinx/common/pm_service/pm_ipi.c b/plat/xilinx/common/pm_service/pm_ipi.c
index 7b5bd02..7b2c8ec 100644
--- a/plat/xilinx/common/pm_service/pm_ipi.c
+++ b/plat/xilinx/common/pm_service/pm_ipi.c
@@ -55,7 +55,6 @@
uint32_t payload[PAYLOAD_ARG_CNT],
uint32_t is_blocking)
{
- int status;
unsigned int offset = 0;
uintptr_t buffer_base = proc->ipi->buffer_base +
IPI_BUFFER_TARGET_REMOTE_OFFSET +
@@ -71,13 +70,10 @@
}
/* Generate IPI to remote processor */
- status = ipi_mb_notify(proc->ipi->local_ipi_id, proc->ipi->remote_ipi_id,
+ ipi_mb_notify(proc->ipi->local_ipi_id, proc->ipi->remote_ipi_id,
is_blocking);
- if (status == 0) {
- return PM_RET_SUCCESS;
- }
- return PM_RET_ERROR_TIMEOUT;
+ return PM_RET_SUCCESS;
}
/**