From 9c0dda14951e9ed30b6f04e14bf64a3c69686c5b Mon Sep 17 00:00:00 2001 From: Federico Vaga Date: Tue, 18 Jul 2017 08:33:24 +0200 Subject: drivers/fmc: carrier can program FPGA on registration The initial FPGA may require programming before it is useful. Signed-off-by: Federico Vaga Tested-by: Pat Riehecky Acked-by: Alessandro Rubini Signed-off-by: Greg Kroah-Hartman --- drivers/fmc/fmc-sdb.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) (limited to 'drivers/fmc/fmc-sdb.c') diff --git a/drivers/fmc/fmc-sdb.c b/drivers/fmc/fmc-sdb.c index 89e37a6..ffdc176 100644 --- a/drivers/fmc/fmc-sdb.c +++ b/drivers/fmc/fmc-sdb.c @@ -127,6 +127,30 @@ int fmc_free_sdb_tree(struct fmc_device *fmc) EXPORT_SYMBOL(fmc_free_sdb_tree); /* This helper calls reprogram and inizialized sdb as well */ +int fmc_reprogram_raw(struct fmc_device *fmc, struct fmc_driver *d, + void *gw, unsigned long len, int sdb_entry) +{ + int ret; + + ret = fmc->op->reprogram_raw(fmc, d, gw, len); + if (ret < 0) + return ret; + if (sdb_entry < 0) + return ret; + + /* We are required to find SDB at a given offset */ + ret = fmc_scan_sdb_tree(fmc, sdb_entry); + if (ret < 0) { + dev_err(&fmc->dev, "Can't find SDB at address 0x%x\n", + sdb_entry); + return -ENODEV; + } + + return 0; +} +EXPORT_SYMBOL(fmc_reprogram_raw); + +/* This helper calls reprogram and inizialized sdb as well */ int fmc_reprogram(struct fmc_device *fmc, struct fmc_driver *d, char *gw, int sdb_entry) { -- cgit v1.1