On Tue, Mar 23, 2021 at 09:47:23AM -0400, Shivaprasad G Bhat wrote:
> The subsequent patches add definitions which tend to
> get the compilation to cyclic dependency. So, prepare
> with forward declarations, move the defitions and clean up.
>
> Signed-off-by: Shivaprasad G Bhat <sbhat@xxxxxxxxxxxxx>
> ---
> hw/ppc/spapr_nvdimm.c | 12 ++++++++++++
> include/hw/ppc/spapr_nvdimm.h | 21 ++++++---------------
> 2 files changed, 18 insertions(+), 15 deletions(-)
>
> diff --git a/hw/ppc/spapr_nvdimm.c b/hw/ppc/spapr_nvdimm.c
> index b46c36917c..8cf3fb2ffb 100644
> --- a/hw/ppc/spapr_nvdimm.c
> +++ b/hw/ppc/spapr_nvdimm.c
> @@ -31,6 +31,18 @@
> #include "qemu/range.h"
> #include "hw/ppc/spapr_numa.h"
>
> +/*
> + * The nvdimm size should be aligned to SCM block size.
> + * The SCM block size should be aligned to SPAPR_MEMORY_BLOCK_SIZE
> + * inorder to have SCM regions not to overlap with dimm memory regions.
> + * The SCM devices can have variable block sizes. For now, fixing the
> + * block size to the minimum value.
> + */
> +#define SPAPR_MINIMUM_SCM_BLOCK_SIZE SPAPR_MEMORY_BLOCK_SIZE
> +
> +/* Have an explicit check for alignment */
> +QEMU_BUILD_BUG_ON(SPAPR_MINIMUM_SCM_BLOCK_SIZE % SPAPR_MEMORY_BLOCK_SIZE);
> +
> bool spapr_nvdimm_validate(HotplugHandler *hotplug_dev, NVDIMMDevice *nvdimm,
> uint64_t size, Error **errp)
> {
> diff --git a/include/hw/ppc/spapr_nvdimm.h b/include/hw/ppc/spapr_nvdimm.h
> index 73be250e2a..abcacda5d7 100644
> --- a/include/hw/ppc/spapr_nvdimm.h
> +++ b/include/hw/ppc/spapr_nvdimm.h
> @@ -11,23 +11,14 @@
> #define HW_SPAPR_NVDIMM_H
>
> #include "hw/mem/nvdimm.h"
> -#include "hw/ppc/spapr.h"
>
> -/*
> - * The nvdimm size should be aligned to SCM block size.
> - * The SCM block size should be aligned to SPAPR_MEMORY_BLOCK_SIZE
> - * inorder to have SCM regions not to overlap with dimm memory regions.
> - * The SCM devices can have variable block sizes. For now, fixing the
> - * block size to the minimum value.
> - */
> -#define SPAPR_MINIMUM_SCM_BLOCK_SIZE SPAPR_MEMORY_BLOCK_SIZE
> -
> -/* Have an explicit check for alignment */
> -QEMU_BUILD_BUG_ON(SPAPR_MINIMUM_SCM_BLOCK_SIZE % SPAPR_MEMORY_BLOCK_SIZE);
> +struct SpaprDrc;
> +struct SpaprMachineState;
>
> -int spapr_pmem_dt_populate(SpaprDrc *drc, SpaprMachineState *spapr,
> - void *fdt, int *fdt_start_offset, Error **errp);
> -void spapr_dt_persistent_memory(SpaprMachineState *spapr, void *fdt);
> +int spapr_pmem_dt_populate(struct SpaprDrc *drc,
Using explicit struct tags is against qemu coding style. You should
put a typedef on the forward decl so you don't need to do it here (see
examples in spapr_pci.c amongst other places).
> + struct SpaprMachineState *spapr, void *fdt,
> + int *fdt_start_offset, Error **errp);
> +void spapr_dt_persistent_memory(struct SpaprMachineState *spapr, void *fdt);
> bool spapr_nvdimm_validate(HotplugHandler *hotplug_dev, NVDIMMDevice *nvdimm,
> uint64_t size, Error **errp);
> void spapr_add_nvdimm(DeviceState *dev, uint64_t slot);
>
>
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
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