From: Greg Kurz <groug@kaod.org>
To: David Gibson <david@gibson.dropbear.id.au>
Cc: "Jason Wang" <jasowang@redhat.com>,
"Riku Voipio" <riku.voipio@iki.fi>,
qemu-devel@nongnu.org, "Laurent Vivier" <laurent@vivier.eu>,
qemu-ppc@nongnu.org, clg@kaod.org,
"Marc-André Lureau" <marcandre.lureau@redhat.com>,
"Paolo Bonzini" <pbonzini@redhat.com>,
philmd@redhat.com
Subject: Re: [PATCH 10/20] spapr: Eliminate nr_irqs parameter to SpaprIrq::init
Date: Wed, 25 Sep 2019 19:16:17 +0200 [thread overview]
Message-ID: <20190925191617.65acbc68@bahia.lan> (raw)
In-Reply-To: <20190925064534.19155-11-david@gibson.dropbear.id.au>
On Wed, 25 Sep 2019 16:45:24 +1000
David Gibson <david@gibson.dropbear.id.au> wrote:
> The only reason this parameter was needed was to work around the
> inconsistent meaning of nr_irqs between xics and xive. Now that we've
> fixed that, we can consistently use the number directly in the SpaprIrq
> configuration.
>
> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
> ---
Reviewed-by: Greg Kurz <groug@kaod.org>
> hw/ppc/spapr_irq.c | 21 ++++++++++-----------
> include/hw/ppc/spapr_irq.h | 2 +-
> 2 files changed, 11 insertions(+), 12 deletions(-)
>
> diff --git a/hw/ppc/spapr_irq.c b/hw/ppc/spapr_irq.c
> index 5190a33e08..300c65be3a 100644
> --- a/hw/ppc/spapr_irq.c
> +++ b/hw/ppc/spapr_irq.c
> @@ -92,8 +92,7 @@ static void spapr_irq_init_kvm(SpaprMachineState *spapr,
> * XICS IRQ backend.
> */
>
> -static void spapr_irq_init_xics(SpaprMachineState *spapr, int nr_xirqs,
> - Error **errp)
> +static void spapr_irq_init_xics(SpaprMachineState *spapr, Error **errp)
> {
> Object *obj;
> Error *local_err = NULL;
> @@ -102,7 +101,8 @@ static void spapr_irq_init_xics(SpaprMachineState *spapr, int nr_xirqs,
> object_property_add_child(OBJECT(spapr), "ics", obj, &error_abort);
> object_property_add_const_link(obj, ICS_PROP_XICS, OBJECT(spapr),
> &error_fatal);
> - object_property_set_int(obj, nr_xirqs, "nr-irqs", &error_fatal);
> + object_property_set_int(obj, spapr->irq->nr_xirqs,
> + "nr-irqs", &error_fatal);
> object_property_set_bool(obj, true, "realized", &local_err);
> if (local_err) {
> error_propagate(errp, local_err);
> @@ -256,15 +256,15 @@ SpaprIrq spapr_irq_xics = {
> /*
> * XIVE IRQ backend.
> */
> -static void spapr_irq_init_xive(SpaprMachineState *spapr, int nr_xirqs,
> - Error **errp)
> +static void spapr_irq_init_xive(SpaprMachineState *spapr, Error **errp)
> {
> uint32_t nr_servers = spapr_max_server_number(spapr);
> DeviceState *dev;
> int i;
>
> dev = qdev_create(NULL, TYPE_SPAPR_XIVE);
> - qdev_prop_set_uint32(dev, "nr-irqs", nr_xirqs + SPAPR_XIRQ_BASE);
> + qdev_prop_set_uint32(dev, "nr-irqs",
> + spapr->irq->nr_xirqs + SPAPR_XIRQ_BASE);
> /*
> * 8 XIVE END structures per CPU. One for each available priority
> */
> @@ -443,18 +443,17 @@ static SpaprIrq *spapr_irq_current(SpaprMachineState *spapr)
> &spapr_irq_xive : &spapr_irq_xics;
> }
>
> -static void spapr_irq_init_dual(SpaprMachineState *spapr, int nr_xirqs,
> - Error **errp)
> +static void spapr_irq_init_dual(SpaprMachineState *spapr, Error **errp)
> {
> Error *local_err = NULL;
>
> - spapr_irq_xics.init(spapr, spapr_irq_xics.nr_xirqs, &local_err);
> + spapr_irq_xics.init(spapr, &local_err);
> if (local_err) {
> error_propagate(errp, local_err);
> return;
> }
>
> - spapr_irq_xive.init(spapr, spapr_irq_xive.nr_xirqs, &local_err);
> + spapr_irq_xive.init(spapr, &local_err);
> if (local_err) {
> error_propagate(errp, local_err);
> return;
> @@ -683,7 +682,7 @@ void spapr_irq_init(SpaprMachineState *spapr, Error **errp)
> spapr_irq_msi_init(spapr, spapr->irq->nr_msis);
> }
>
> - spapr->irq->init(spapr, spapr->irq->nr_xirqs, errp);
> + spapr->irq->init(spapr, errp);
>
> spapr->qirqs = qemu_allocate_irqs(spapr->irq->set_irq, spapr,
> spapr->irq->nr_xirqs + SPAPR_XIRQ_BASE);
> diff --git a/include/hw/ppc/spapr_irq.h b/include/hw/ppc/spapr_irq.h
> index a8f9a2ab11..7e26288fcd 100644
> --- a/include/hw/ppc/spapr_irq.h
> +++ b/include/hw/ppc/spapr_irq.h
> @@ -41,7 +41,7 @@ typedef struct SpaprIrq {
> uint32_t nr_msis;
> uint8_t ov5;
>
> - void (*init)(SpaprMachineState *spapr, int nr_irqs, Error **errp);
> + void (*init)(SpaprMachineState *spapr, Error **errp);
> int (*claim)(SpaprMachineState *spapr, int irq, bool lsi, Error **errp);
> void (*free)(SpaprMachineState *spapr, int irq, int num);
> qemu_irq (*qirq)(SpaprMachineState *spapr, int irq);
next prev parent reply other threads:[~2019-09-25 17:22 UTC|newest]
Thread overview: 93+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-25 6:45 [PATCH 00/20] spapr: IRQ subsystem cleanups David Gibson
2019-09-25 6:45 ` [PATCH 01/20] xics: Use incomplete type for XICSFabric David Gibson
2019-09-25 6:55 ` Cédric Le Goater
2019-09-25 7:48 ` Greg Kurz
2019-09-25 7:45 ` Greg Kurz
2019-09-25 6:45 ` [PATCH 02/20] xics: Eliminate 'reject', 'resend' and 'eoi' class hooks David Gibson
2019-09-25 6:45 ` [PATCH 03/20] xics: Rename misleading ics_simple_*() functions David Gibson
2019-09-25 6:45 ` [PATCH 04/20] xics: Eliminate reset hook David Gibson
2019-09-25 7:33 ` Cédric Le Goater
2019-09-25 7:59 ` Greg Kurz
2019-09-26 2:54 ` David Gibson
2019-09-25 6:45 ` [PATCH 05/20] xics: Merge TYPE_ICS_BASE and TYPE_ICS_SIMPLE classes David Gibson
2019-09-25 8:16 ` Greg Kurz
2019-09-25 8:31 ` Greg Kurz
2019-09-26 0:55 ` David Gibson
2019-09-26 0:52 ` David Gibson
2019-09-25 12:47 ` Cédric Le Goater
2019-09-25 6:45 ` [PATCH 06/20] xics: Create sPAPR specific ICS subtype David Gibson
2019-09-25 7:34 ` Cédric Le Goater
2019-09-25 8:40 ` Greg Kurz
2019-09-25 8:55 ` Cédric Le Goater
2019-09-25 9:07 ` Greg Kurz
2019-09-26 0:56 ` David Gibson
2019-09-26 7:09 ` Cédric Le Goater
2019-09-27 16:05 ` Greg Kurz
2019-09-30 8:45 ` David Gibson
2019-09-30 17:00 ` Greg Kurz
2019-10-01 1:45 ` David Gibson
2019-09-25 6:45 ` [PATCH 07/20] spapr: Fold spapr_phb_lsi_qirq() into its single caller David Gibson
2019-09-25 6:58 ` Cédric Le Goater
2019-09-25 8:56 ` Greg Kurz
2019-09-26 7:08 ` Philippe Mathieu-Daudé
2019-09-25 6:45 ` [PATCH 08/20] spapr: Replace spapr_vio_qirq() helper with spapr_vio_irq_pulse() helper David Gibson
2019-09-25 6:58 ` Cédric Le Goater
2019-09-25 8:57 ` Greg Kurz
2019-09-26 7:08 ` Philippe Mathieu-Daudé
2019-09-25 6:45 ` [PATCH 09/20] spapr: Clarify and fix handling of nr_irqs David Gibson
2019-09-25 7:05 ` Cédric Le Goater
2019-09-26 1:03 ` David Gibson
2019-09-26 7:02 ` Cédric Le Goater
2019-09-25 17:13 ` Greg Kurz
2019-09-25 6:45 ` [PATCH 10/20] spapr: Eliminate nr_irqs parameter to SpaprIrq::init David Gibson
2019-09-25 7:06 ` Cédric Le Goater
2019-09-25 17:16 ` Greg Kurz [this message]
2019-09-25 6:45 ` [PATCH 11/20] spapr: Fix indexing of XICS irqs David Gibson
2019-09-25 7:11 ` Cédric Le Goater
2019-09-25 20:17 ` Greg Kurz
2019-09-26 1:31 ` David Gibson
2019-09-26 7:21 ` Greg Kurz
2019-09-26 11:32 ` David Gibson
2019-09-26 14:44 ` Greg Kurz
2019-09-25 6:45 ` [PATCH 12/20] spapr: Simplify spapr_qirq() handling David Gibson
2019-09-25 7:16 ` Cédric Le Goater
2019-09-25 20:30 ` Greg Kurz
2019-09-26 7:10 ` Philippe Mathieu-Daudé
2019-09-25 6:45 ` [PATCH 13/20] spapr: Eliminate SpaprIrq:get_nodename method David Gibson
2019-09-25 7:19 ` Cédric Le Goater
2019-09-26 7:11 ` Philippe Mathieu-Daudé
2019-09-26 7:48 ` Greg Kurz
2019-09-26 11:36 ` David Gibson
2019-09-25 6:45 ` [PATCH 14/20] spapr: Remove unhelpful tracepoints from spapr_irq_free_xics() David Gibson
2019-09-25 7:20 ` Cédric Le Goater
2019-09-26 7:11 ` Philippe Mathieu-Daudé
2019-09-26 7:50 ` Greg Kurz
2019-09-25 6:45 ` [PATCH 15/20] spapr: Handle freeing of multiple irqs in frontend only David Gibson
2019-09-25 7:21 ` Cédric Le Goater
2019-09-26 7:52 ` Greg Kurz
2019-09-25 6:45 ` [PATCH 16/20] spapr, xics, xive: Better use of assert()s on irq claim/free paths David Gibson
2019-09-25 7:22 ` Cédric Le Goater
2019-09-26 8:08 ` Greg Kurz
2019-09-26 11:39 ` David Gibson
2019-09-25 6:45 ` [PATCH 17/20] spapr: Remove unused return value in claim path David Gibson
2019-09-25 7:23 ` Cédric Le Goater
2019-09-26 7:13 ` Philippe Mathieu-Daudé
2019-09-26 8:36 ` Greg Kurz
2019-09-27 1:47 ` David Gibson
2019-09-25 6:45 ` [PATCH 18/20] xive: Improve irq claim/free path David Gibson
2019-09-25 7:25 ` Cédric Le Goater
2019-09-26 1:05 ` David Gibson
2019-09-25 6:45 ` [PATCH 19/20] spapr: Use less cryptic representation of which irq backends are supported David Gibson
2019-09-25 7:28 ` Cédric Le Goater
2019-09-26 9:16 ` Greg Kurz
2019-09-25 6:45 ` [PATCH 20/20] spapr: Eliminate SpaprIrq::init hook David Gibson
2019-09-25 7:31 ` Cédric Le Goater
2019-09-26 1:13 ` David Gibson
2019-09-26 7:05 ` Cédric Le Goater
2019-09-26 11:29 ` David Gibson
2019-09-26 15:35 ` Greg Kurz
2019-09-27 5:51 ` David Gibson
2019-09-27 6:23 ` Greg Kurz
2019-09-26 15:39 ` Greg Kurz
2019-09-27 14:12 ` Greg Kurz
2019-09-29 9:34 ` David Gibson
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