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From: David Gibson <david@gibson.dropbear.id.au>
To: Ravi Bangoria <ravi.bangoria@linux.ibm.com>
Cc: paulus@samba.org, mpe@ellerman.id.au, mikey@neuling.org,
	pbonzini@redhat.com, mst@redhat.com, clg@kaod.org,
	qemu-ppc@nongnu.org, qemu-devel@nongnu.org, kvm@vger.kernel.org,
	cohuck@redhat.com, groug@kaod.org
Subject: Re: [PATCH v5 2/3] ppc: Rename current DAWR macros and variables
Date: Mon, 19 Apr 2021 14:47:12 +1000
Message-ID: <YH0LUDQKOu6WBA3Z@yekko.fritz.box> (raw)
In-Reply-To: <20210412114433.129702-3-ravi.bangoria@linux.ibm.com>


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On Mon, Apr 12, 2021 at 05:14:32PM +0530, Ravi Bangoria wrote:
> Power10 is introducing second DAWR. Use real register names (with
> suffix 0) from ISA for current macros and variables used by Qemu.
> 
> One exception to this is KVM_REG_PPC_DAWR[X]. This is from kernel
> uapi header and thus not changed in kernel as well as Qemu.
> 
> Signed-off-by: Ravi Bangoria <ravi.bangoria@linux.ibm.com>
> Reviewed-by: Greg Kurz <groug@kaod.org>
> Reviewed-by: David Gibson <david@gibson.dropbear.id.au>

This stands independently of the other patches, so I've applied it to ppc-for-6.1.

> ---
>  include/hw/ppc/spapr.h          | 2 +-
>  target/ppc/cpu.h                | 4 ++--
>  target/ppc/translate_init.c.inc | 4 ++--
>  3 files changed, 5 insertions(+), 5 deletions(-)
> 
> diff --git a/include/hw/ppc/spapr.h b/include/hw/ppc/spapr.h
> index bf7cab7a2c..5f90bb26d5 100644
> --- a/include/hw/ppc/spapr.h
> +++ b/include/hw/ppc/spapr.h
> @@ -363,7 +363,7 @@ struct SpaprMachineState {
>  
>  /* Values for 2nd argument to H_SET_MODE */
>  #define H_SET_MODE_RESOURCE_SET_CIABR           1
> -#define H_SET_MODE_RESOURCE_SET_DAWR            2
> +#define H_SET_MODE_RESOURCE_SET_DAWR0           2
>  #define H_SET_MODE_RESOURCE_ADDR_TRANS_MODE     3
>  #define H_SET_MODE_RESOURCE_LE                  4
>  
> diff --git a/target/ppc/cpu.h b/target/ppc/cpu.h
> index e73416da68..cd02d65303 100644
> --- a/target/ppc/cpu.h
> +++ b/target/ppc/cpu.h
> @@ -1459,10 +1459,10 @@ typedef PowerPCCPU ArchCPU;
>  #define SPR_MPC_BAR           (0x09F)
>  #define SPR_PSPB              (0x09F)
>  #define SPR_DPDES             (0x0B0)
> -#define SPR_DAWR              (0x0B4)
> +#define SPR_DAWR0             (0x0B4)
>  #define SPR_RPR               (0x0BA)
>  #define SPR_CIABR             (0x0BB)
> -#define SPR_DAWRX             (0x0BC)
> +#define SPR_DAWRX0            (0x0BC)
>  #define SPR_HFSCR             (0x0BE)
>  #define SPR_VRSAVE            (0x100)
>  #define SPR_USPRG0            (0x100)
> diff --git a/target/ppc/translate_init.c.inc b/target/ppc/translate_init.c.inc
> index c03a7c4f52..879e6df217 100644
> --- a/target/ppc/translate_init.c.inc
> +++ b/target/ppc/translate_init.c.inc
> @@ -7748,12 +7748,12 @@ static void gen_spr_book3s_dbg(CPUPPCState *env)
>  
>  static void gen_spr_book3s_207_dbg(CPUPPCState *env)
>  {
> -    spr_register_kvm_hv(env, SPR_DAWR, "DAWR",
> +    spr_register_kvm_hv(env, SPR_DAWR0, "DAWR0",
>                          SPR_NOACCESS, SPR_NOACCESS,
>                          SPR_NOACCESS, SPR_NOACCESS,
>                          &spr_read_generic, &spr_write_generic,
>                          KVM_REG_PPC_DAWR, 0x00000000);
> -    spr_register_kvm_hv(env, SPR_DAWRX, "DAWRX",
> +    spr_register_kvm_hv(env, SPR_DAWRX0, "DAWRX0",
>                          SPR_NOACCESS, SPR_NOACCESS,
>                          SPR_NOACCESS, SPR_NOACCESS,
>                          &spr_read_generic, &spr_write_generic,

-- 
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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  reply index

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-12 11:44 [PATCH v5 0/3] ppc: Enable 2nd DAWR support on Power10 Ravi Bangoria
2021-04-12 11:44 ` [PATCH v5 1/3] Linux headers: update from 5.12-rc3 Ravi Bangoria
2021-04-12 11:44 ` [PATCH v5 2/3] ppc: Rename current DAWR macros and variables Ravi Bangoria
2021-04-19  4:47   ` David Gibson [this message]
2021-04-12 11:44 ` [PATCH v5 3/3] ppc: Enable 2nd DAWR support on p10 Ravi Bangoria
2021-04-12 13:10   ` Cédric Le Goater
2021-04-19  4:53   ` David Gibson
2021-04-21  6:20     ` Ravi Bangoria
2021-04-21  6:31       ` Cédric Le Goater
2021-04-21  6:54         ` Ravi Bangoria
2021-04-22  1:56           ` David Gibson
2021-04-22  4:45             ` Richard Henderson
2021-05-05  5:50       ` David Gibson

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