From 36b81af9e8ecea2bf58aae9a421720ed10f61b82 Mon Sep 17 00:00:00 2001 From: Furquan Shaikh Date: Thu, 1 Dec 2016 01:02:44 -0800 Subject: spi: Pass pointer to spi_slave structure in spi_setup_slave For spi_setup_slave, instead of making the platform driver return a pointer to spi_slave structure, pass in a structure pointer that can be filled in by the driver as required. This removes the need for platform drivers to maintain a slave structure in data/CAR section. BUG=chrome-os-partner:59832 BRANCH=None TEST=Compiles successfully Change-Id: Ia15a4f88ef4dcfdf616bb1c22261e7cb642a7573 Signed-off-by: Furquan Shaikh Reviewed-on: https://review.coreboot.org/17683 Tested-by: build bot (Jenkins) Reviewed-by: Aaron Durbin --- src/southbridge/intel/common/spi.c | 13 ++----------- src/southbridge/intel/fsp_rangeley/spi.c | 13 ++----------- 2 files changed, 4 insertions(+), 22 deletions(-) (limited to 'src/southbridge/intel') diff --git a/src/southbridge/intel/common/spi.c b/src/southbridge/intel/common/spi.c index 2d36d38354..7e0cc201c7 100644 --- a/src/southbridge/intel/common/spi.c +++ b/src/southbridge/intel/common/spi.c @@ -285,20 +285,11 @@ static void ich_set_bbar(uint32_t minaddr) writel_(ichspi_bbar, cntlr.bbar); } -struct spi_slave *spi_setup_slave(unsigned int bus, unsigned int cs) +int spi_setup_slave(unsigned int bus, unsigned int cs, struct spi_slave *slave) { - ich_spi_slave *slave = malloc(sizeof(*slave)); - - if (!slave) { - printk(BIOS_DEBUG, "ICH SPI: Bad allocation\n"); - return NULL; - } - - memset(slave, 0, sizeof(*slave)); - slave->bus = bus; slave->cs = cs; - return slave; + return 0; } void spi_init(void) diff --git a/src/southbridge/intel/fsp_rangeley/spi.c b/src/southbridge/intel/fsp_rangeley/spi.c index 8a0fac2f92..de676a9dfa 100644 --- a/src/southbridge/intel/fsp_rangeley/spi.c +++ b/src/southbridge/intel/fsp_rangeley/spi.c @@ -322,20 +322,11 @@ static void ich_set_bbar(uint32_t minaddr) writel_(ichspi_bbar, cntlr.bbar); } -struct spi_slave *spi_setup_slave(unsigned int bus, unsigned int cs) +int spi_setup_slave(unsigned int bus, unsigned int cs, struct spi_slave *slave) { - ich_spi_slave *slave = malloc(sizeof(*slave)); - - if (!slave) { - printk(BIOS_DEBUG, "ICH SPI: Bad allocation\n"); - return NULL; - } - - memset(slave, 0, sizeof(*slave)); - slave->bus = bus; slave->cs = cs; - return slave; + return 0; } /* -- cgit v1.2.3