diff mbox series

drivers: fpga: intel_sdm_mb: Add checking for INTEL_SIP_SMC_STATUS_BUSY

Message ID 20220918130414.27690-1-jit.loon.lim@intel.com
State Needs Review / ACK, archived
Delegated to: Marek Vasut
Headers show
Series drivers: fpga: intel_sdm_mb: Add checking for INTEL_SIP_SMC_STATUS_BUSY | expand

Commit Message

Jit Loon Lim Sept. 18, 2022, 1:04 p.m. UTC 
From: Ley Foon Tan <ley.foon.tan@intel.com>

Add checking for INTEL_SIP_SMC_STATUS_BUSY (1).

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 and
BUSY status.

Signed-off-by: Ley Foon Tan <ley.foon.tan@intel.com>
Signed-off-by: Jit Loon Lim <jit.loon.lim@intel.com>
---
 drivers/fpga/intel_sdm_mb.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/fpga/intel_sdm_mb.c b/drivers/fpga/intel_sdm_mb.c
index f5fd9a14c2..807be2f871 100644
--- a/drivers/fpga/intel_sdm_mb.c
+++ b/drivers/fpga/intel_sdm_mb.c
@@ -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;