[PATCH 0/4] Manage register access to control delay during sec update

From: Ilpo Järvinen
Date: Wed Apr 05 2023 - 04:02:25 EST


Manage handshake register access on Max 10 FPGA cards that have a major
slowdown on reading handshake registers during secure update prepare and
write phases. The problem does not occur with PMCI-based cards.

Ilpo Järvinen (4):
mfd: intel-m10-bmc: Move core symbols to own namespace
mfd: intel-m10-bmc: Create m10bmc_sys_update_bits()
mfd: intel-m10-bmc: Move m10bmc_sys_read() away from header
mfd: intel-m10-bmc: Manage access to MAX 10 fw handshake registers

drivers/fpga/intel-m10-bmc-sec-update.c | 47 ++++++++------
drivers/hwmon/intel-m10-bmc-hwmon.c | 1 +
drivers/mfd/intel-m10-bmc-core.c | 84 ++++++++++++++++++++++++-
drivers/mfd/intel-m10-bmc-pmci.c | 5 ++
drivers/mfd/intel-m10-bmc-spi.c | 15 +++++
include/linux/mfd/intel-m10-bmc.h | 42 +++++++++----
6 files changed, 161 insertions(+), 33 deletions(-)

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2.30.2