From a1190b4d6a9bf3a45038e3eba4a11de4be2b1cca Mon Sep 17 00:00:00 2001 From: Christian Taedcke Date: Thu, 20 Jul 2023 09:27:24 +0200 Subject: event: Add fpga load event This enables implementing custom logic after a bitstream was loaded into the fpga. Signed-off-by: Christian Taedcke Reviewed-by: Simon Glass Reviewed-by: Tom Rini Link: https://lore.kernel.org/r/20230720072724.11516-1-christian.taedcke-oss@weidmueller.com Signed-off-by: Michal Simek --- drivers/fpga/fpga.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) (limited to 'drivers/fpga/fpga.c') diff --git a/drivers/fpga/fpga.c b/drivers/fpga/fpga.c index 7f6b6bc73a..81e6d8ffc0 100644 --- a/drivers/fpga/fpga.c +++ b/drivers/fpga/fpga.c @@ -244,6 +244,21 @@ int fpga_loads(int devnum, const void *buf, size_t size, } #endif +static int fpga_load_event_notify(const void *buf, size_t bsize, int result) +{ + if (CONFIG_IS_ENABLED(EVENT)) { + struct event_fpga_load load = { + .buf = buf, + .bsize = bsize, + .result = result + }; + + return event_notify(EVT_FPGA_LOAD, &load, sizeof(load)); + } + + return 0; +} + /* * Generic multiplexing code */ @@ -251,6 +266,7 @@ int fpga_load(int devnum, const void *buf, size_t bsize, bitstream_type bstype, int flags) { int ret_val = FPGA_FAIL; /* assume failure */ + int ret_notify; const fpga_desc *desc = fpga_validate(devnum, buf, bsize, (char *)__func__); @@ -284,6 +300,10 @@ int fpga_load(int devnum, const void *buf, size_t bsize, bitstream_type bstype, } } + ret_notify = fpga_load_event_notify(buf, bsize, ret_val); + if (ret_notify) + return ret_notify; + return ret_val; } -- cgit v1.2.3