[PATCH v3] fpga: intel_sdm_mb: Add checking for INTEL_SIP_SMC_STATUS_BUSY (1)

[dinesh.maniyam at intel.com]

From: Dinesh Maniyam <dinesh.maniyam at intel.com>

Status busy means transfer is accepted but SDM does not have more freed
buffer. It is not an error. Continue process the data if receive OK or
BUSY status.

Signed-off-by: Dinesh Maniyam <dinesh.maniyam at intel.com>

---

v2->v3
-Copyright year updated and alignment adjusted.
---
 drivers/fpga/intel_sdm_mb.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/fpga/intel_sdm_mb.c b/drivers/fpga/intel_sdm_mb.c
index f5fd9a14c2..44ef7717d0 100644
--- a/drivers/fpga/intel_sdm_mb.c
+++ b/drivers/fpga/intel_sdm_mb.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0+
 /*
- * Copyright (C) 2018 Intel Corporation <www.intel.com>
+ * Copyright (C) 2018-2022 Intel Corporation <www.intel.com>
  */
 
 #include <common.h>
@@ -70,7 +70,8 @@ static int send_bitstream(const void *rbf_data, size_t rbf_size)
 			debug("wr_ret = %d, rbf_data = %p, buf_size = %08lx\n",
 			      wr_ret, rbf_data, buf_size);
 
-			if (wr_ret)
+			if (wr_ret != INTEL_SIP_SMC_STATUS_OK &&
+			    wr_ret != INTEL_SIP_SMC_STATUS_BUSY)
 				continue;
 
 			rbf_size -= buf_size;
-- 
2.25.1