diff options
Diffstat (limited to 'drivers/cxl/core/port.c')
| -rw-r--r-- | drivers/cxl/core/port.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/cxl/core/port.c b/drivers/cxl/core/port.c index 88ffec71464a..73ff42a05473 100644 --- a/drivers/cxl/core/port.c +++ b/drivers/cxl/core/port.c @@ -505,7 +505,8 @@ out_unlock: * some address space for CXL.mem utilization. A decoder is expected to be * configured by the caller before registering. * - * Return: A new cxl decoder to be registered by cxl_decoder_add() + * Return: A new cxl decoder to be registered by cxl_decoder_add(). The decoder + * is initialized to be a "passthrough" decoder. */ static struct cxl_decoder *cxl_decoder_alloc(struct cxl_port *port, unsigned int nr_targets) @@ -537,6 +538,12 @@ static struct cxl_decoder *cxl_decoder_alloc(struct cxl_port *port, else cxld->dev.type = &cxl_decoder_switch_type; + /* Pre initialize an "empty" decoder */ + cxld->interleave_ways = 1; + cxld->interleave_granularity = PAGE_SIZE; + cxld->target_type = CXL_DECODER_EXPANDER; + cxld->platform_res = (struct resource)DEFINE_RES_MEM(0, 0); + return cxld; err: kfree(cxld); |