2020-12-14 15:19:47

by Richard Gong

[permalink] [raw]
Subject: [RESEND PATCHv2 5/5] fpga: stratix10-soc: extend driver for bitstream authentication

From: Richard Gong <[email protected]>

Extend FPGA manager driver to support FPGA bitstream authentication on
Intel SocFPGA platforms.

Signed-off-by: Richard Gong <[email protected]>
---
v2: use flag defined in stratix10-svc driver
---
drivers/fpga/stratix10-soc.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/drivers/fpga/stratix10-soc.c b/drivers/fpga/stratix10-soc.c
index 657a70c..b77067e 100644
--- a/drivers/fpga/stratix10-soc.c
+++ b/drivers/fpga/stratix10-soc.c
@@ -186,6 +186,9 @@ static int s10_ops_write_init(struct fpga_manager *mgr,
if (info->flags & FPGA_MGR_PARTIAL_RECONFIG) {
dev_dbg(dev, "Requesting partial reconfiguration.\n");
ctype.flags |= BIT(COMMAND_RECONFIG_FLAG_PARTIAL);
+ } else if (info->flags & FPGA_MGR_BITSTREM_AUTHENTICATION) {
+ dev_dbg(dev, "Requesting bitstream authentication.\n");
+ ctype.flags |= BIT(COMMAND_AUTHENTICATE_BITSTREAM);
} else {
dev_dbg(dev, "Requesting full reconfiguration.\n");
}
--
2.7.4