Re: [PATCH 07/12] hw/cxl: Pass CXLComponentState to cache_mem_ops

[fan <nifan.cxl@gmail.com>]

On Wed, Jan 24, 2024 at 12:40:55PM +0000, Jonathan Cameron wrote:
> From: Li Zhijian <lizhijian@fujitsu.com>
> 
> cache_mem_ops.{read,write}() interprets opaque as
> CXLComponentState(cxl_cstate) instead of ComponentRegisters(cregs).
> 
> Fortunately, cregs is the first member of cxl_cstate, so their values are
> the same.
> 
> Fixes: 9e58f52d3f8 ("hw/cxl/component: Introduce CXL components (8.1.x, 8.2.5)")
> Signed-off-by: Li Zhijian <lizhijian@fujitsu.com>
> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

Reviewed-by: Fan Ni <fan.ni@samsung.com>

> ---
>  hw/cxl/cxl-component-utils.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/hw/cxl/cxl-component-utils.c b/hw/cxl/cxl-component-utils.c
> index 29d477492b..9dfde6c0b3 100644
> --- a/hw/cxl/cxl-component-utils.c
> +++ b/hw/cxl/cxl-component-utils.c
> @@ -199,7 +199,7 @@ void cxl_component_register_block_init(Object *obj,
>      /* io registers controls link which we don't care about in QEMU */
>      memory_region_init_io(&cregs->io, obj, NULL, cregs, ".io",
>                            CXL2_COMPONENT_IO_REGION_SIZE);
> -    memory_region_init_io(&cregs->cache_mem, obj, &cache_mem_ops, cregs,
> +    memory_region_init_io(&cregs->cache_mem, obj, &cache_mem_ops, cxl_cstate,
>                            ".cache_mem", CXL2_COMPONENT_CM_REGION_SIZE);
>  
>      memory_region_add_subregion(&cregs->component_registers, 0, &cregs->io);
> -- 
> 2.39.2
>