From 2df252d8793097386d4972640653da93f7857da1 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Philippe=20Mathieu-Daud=C3=A9?= Date: Tue, 23 Jun 2020 09:27:19 +0200 Subject: [PATCH] hw/misc/pca9552: Add a 'description' property for debugging purpose MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Add a description field to distinguish between multiple devices. Reviewed-by: Cédric Le Goater Signed-off-by: Philippe Mathieu-Daudé Tested-by: Cédric Le Goater Message-id: 20200623072723.6324-6-f4bug@amsat.org Signed-off-by: Peter Maydell --- hw/misc/pca9552.c | 18 ++++++++++++++++++ include/hw/misc/pca9552.h | 1 + 2 files changed, 19 insertions(+) diff --git a/hw/misc/pca9552.c b/hw/misc/pca9552.c index 4de57dbe2e..2cc52b0205 100644 --- a/hw/misc/pca9552.c +++ b/hw/misc/pca9552.c @@ -13,6 +13,7 @@ #include "qemu/osdep.h" #include "qemu/log.h" #include "qemu/module.h" +#include "hw/qdev-properties.h" #include "hw/misc/pca9552.h" #include "hw/misc/pca9552_regs.h" #include "migration/vmstate.h" @@ -317,13 +318,30 @@ static void pca955x_initfn(Object *obj) } } +static void pca955x_realize(DeviceState *dev, Error **errp) +{ + PCA955xState *s = PCA955X(dev); + + if (!s->description) { + s->description = g_strdup("pca-unspecified"); + } +} + +static Property pca955x_properties[] = { + DEFINE_PROP_STRING("description", PCA955xState, description), + DEFINE_PROP_END_OF_LIST(), +}; + static void pca955x_class_init(ObjectClass *klass, void *data) { + DeviceClass *dc = DEVICE_CLASS(klass); I2CSlaveClass *k = I2C_SLAVE_CLASS(klass); k->event = pca955x_event; k->recv = pca955x_recv; k->send = pca955x_send; + dc->realize = pca955x_realize; + device_class_set_props(dc, pca955x_properties); } static const TypeInfo pca955x_info = { diff --git a/include/hw/misc/pca9552.h b/include/hw/misc/pca9552.h index 90843b03b8..bf1a589137 100644 --- a/include/hw/misc/pca9552.h +++ b/include/hw/misc/pca9552.h @@ -27,6 +27,7 @@ typedef struct PCA955xState { uint8_t pointer; uint8_t regs[PCA955X_NR_REGS]; + char *description; /* For debugging purpose only */ } PCA955xState; #endif -- 2.11.4.GIT