diff options
Diffstat (limited to 'bitbang_spi.c')
| -rw-r--r-- | bitbang_spi.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/bitbang_spi.c b/bitbang_spi.c index c4021197..b12d81ac 100644 --- a/bitbang_spi.c +++ b/bitbang_spi.c @@ -94,13 +94,18 @@ static void bitbang_spi_write_byte(const struct bitbang_spi_master *master, uint } } +struct bitbang_spi_master_data { + const struct bitbang_spi_master *mst; +}; + static int bitbang_spi_send_command(const struct flashctx *flash, unsigned int writecnt, unsigned int readcnt, const unsigned char *writearr, unsigned char *readarr) { unsigned int i; - const struct bitbang_spi_master *master = flash->mst->spi.data; + const struct bitbang_spi_master_data *data = flash->mst->spi.data; + const struct bitbang_spi_master *master = data->mst; /* FIXME: Run bitbang_spi_request_bus here or in programmer init? * Requesting and releasing the SPI bus is handled in here to allow the @@ -134,13 +139,12 @@ static const struct spi_master spi_master_bitbang = { .write_aai = default_spi_write_aai, }; -#if 0 // until it is needed -static int bitbang_spi_shutdown(const struct bitbang_spi_master *master) +static int bitbang_spi_shutdown(void *data) { /* FIXME: Run bitbang_spi_release_bus here or per command? */ + free(data); return 0; } -#endif int register_spi_bitbang_master(const struct bitbang_spi_master *master) { @@ -155,8 +159,11 @@ int register_spi_bitbang_master(const struct bitbang_spi_master *master) return ERROR_FLASHROM_BUG; } - mst.data = master; + struct bitbang_spi_master_data *data = calloc(1, sizeof(struct bitbang_spi_master_data)); + data->mst = master; + mst.data = data; register_spi_master(&mst); + register_shutdown(bitbang_spi_shutdown, data); /* Only mess with the bus if we're sure nobody else uses it. */ bitbang_spi_request_bus(master); |