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fpga: add config complete timeout

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Adding timeout for maximum allowed time for FPGA to go to
operating mode after a FPGA region has been programmed.

Signed-off-by: Alan Tull <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
This commit is contained in:
Alan Tull 2017-03-23 19:34:27 -05:00 • committed by Greg Kroah-Hartman
commit 42d5ec9547
2 changed files with 6 additions and 0 deletions
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3
drivers/fpga/fpga-region.c
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@ -385,6 +385,9 @@ static int fpga_region_notify_pre_apply(struct fpga_region *region,
of_property_read_u32(nd->overlay, "region-freeze-timeout-us",
&info->disable_timeout_us);
of_property_read_u32(nd->overlay, "config-complete-timeout-us",
&info->config_complete_timeout_us);
/* If FPGA was externally programmed, don't specify firmware */
if ((info->flags & FPGA_MGR_EXTERNAL_CONFIG) && firmware_name) {
pr_err("error: specified firmware and external-fpga-config");