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drivers: fpga: intel_sdm_mb: Check SIP SMC status in send_bitstream()

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While sending bitstream via SIP SMC, busy status received does not
correspond to error, instead it means transfer is accepted but SDM
doesn't have any more free buffer space. Hence, data transmission
is continued when busy status is received.

Signed-off-by: Naresh Kumar Ravulapalli <nareshkumar.ravulapalli@altera.com>
Link: https://lore.kernel.org/r/20250701044311.3670-1-nareshkumar.ravulapalli@altera.com
Signed-off-by: Michal Simek <michal.simek@amd.com>
This commit is contained in:
Naresh Kumar Ravulapalli 2025-06-30 21:43:11 -07:00 committed by Michal Simek
parent 14f627bf43
commit a988d4ea00
1 changed files with 2 additions and 1 deletions
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3
drivers/fpga/intel_sdm_mb.c
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@ -687,7 +687,8 @@ 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;