[Skiboot] [PATCH 1/1] vas: export chip-id to vas platform device
Michael Neuling
mikey at neuling.org
Wed Aug 30 10:36:09 AEST 2017
On Tue, 2017-08-29 at 08:33 -0700, Sukadev Bhattiprolu wrote:
> This is needed so VAS in the kernel can perform cpu to vas id mapping.
cpu to vas, or chip to vas?
Mikey
>
> Signed-off-by: Sukadev Bhattiprolu <sukadev at linux.vnet.ibm.com>
> ---
> hw/vas.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/hw/vas.c b/hw/vas.c
> index b744b51..7ee668d 100644
> --- a/hw/vas.c
> +++ b/hw/vas.c
> @@ -389,6 +389,7 @@ static struct vas *alloc_vas(uint32_t chip_id, uint32_t
> vas_id, uint64_t base)
>
> static void create_mm_dt_node(struct proc_chip *chip)
> {
> + int gcid;
> struct dt_node *dn;
> struct vas *vas;
> uint64_t hvwc_start, hvwc_len;
> @@ -397,6 +398,7 @@ static void create_mm_dt_node(struct proc_chip *chip)
> uint64_t pbf_start, pbf_nbits;
>
> vas = chip->vas;
> + gcid = chip->id;
> get_hvwc_mmio_bar(chip->id, &hvwc_start, &hvwc_len);
> get_uwc_mmio_bar(chip->id, &uwc_start, &uwc_len);
> get_paste_bar(chip->id, &pbar_start, &pbar_len);
> @@ -413,6 +415,7 @@ static void create_mm_dt_node(struct proc_chip *chip)
> pbf_start, pbf_nbits);
>
> dt_add_property(dn, "ibm,vas-id", &vas->vas_id, sizeof(vas->vas_id));
> + dt_add_property(dn, "ibm,chip-id", &gcid, sizeof(gcid));
> }
>
> /*
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