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Fri, 03 Jan 2025 23:36:47 -0800 (PST) From: Akihiko Odaki Date: Sat, 04 Jan 2025 16:36:06 +0900 Subject: [PATCH v3 2/3] qdev-properties: Add DEFINE_PROP_ON_OFF_AUTO_BIT64() MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250104-virtio-v3-2-63ef70e9ddf3@daynix.com> References: <20250104-virtio-v3-0-63ef70e9ddf3@daynix.com> In-Reply-To: <20250104-virtio-v3-0-63ef70e9ddf3@daynix.com> To: Jason Wang , Dmitry Fleytman , Sriram Yagnaraman , "Michael S. Tsirkin" , Luigi Rizzo , Giuseppe Lettieri , Vincenzo Maffione , Andrew Melnychenko , Yuri Benditovich , Paolo Bonzini , =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , Eduardo Habkost Cc: qemu-devel@nongnu.org, Akihiko Odaki X-Mailer: b4 0.14-dev-fd6e3 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::102b; envelope-from=akihiko.odaki@daynix.com; helo=mail-pj1-x102b.google.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @daynix-com.20230601.gappssmtp.com) X-ZM-MESSAGEID: 1735976238534116600 DEFINE_PROP_ON_OFF_AUTO_BIT64() corresponds to DEFINE_PROP_ON_OFF_AUTO() as DEFINE_PROP_BIT64() corresponds to DEFINE_PROP_BOOL(). The difference is that DEFINE_PROP_ON_OFF_AUTO_BIT64() exposes OnOffAuto instead of bool. Signed-off-by: Akihiko Odaki --- include/hw/qdev-properties.h | 18 ++++++++++++ hw/core/qdev-properties.c | 66 ++++++++++++++++++++++++++++++++++++++++= +++- 2 files changed, 83 insertions(+), 1 deletion(-) diff --git a/include/hw/qdev-properties.h b/include/hw/qdev-properties.h index bf27375a3ccd..0d161325e8dc 100644 --- a/include/hw/qdev-properties.h +++ b/include/hw/qdev-properties.h @@ -43,11 +43,22 @@ struct PropertyInfo { ObjectPropertyRelease *release; }; =20 +/** + * struct OnOffAutoBit64 - OnOffAuto storage with 64 elements. + * @on_bits: Bitmap of elements with "on". + * @auto_bits: Bitmap of elements with "auto". + */ +typedef struct OnOffAutoBit64 { + uint64_t on_bits; + uint64_t auto_bits; +} OnOffAutoBit64; + =20 /*** qdev-properties.c ***/ =20 extern const PropertyInfo qdev_prop_bit; extern const PropertyInfo qdev_prop_bit64; +extern const PropertyInfo qdev_prop_on_off_auto_bit64; extern const PropertyInfo qdev_prop_bool; extern const PropertyInfo qdev_prop_enum; extern const PropertyInfo qdev_prop_uint8; @@ -100,6 +111,13 @@ extern const PropertyInfo qdev_prop_link; .set_default =3D true, \ .defval.u =3D (bool)_defval) =20 +#define DEFINE_PROP_ON_OFF_AUTO_BIT64(_name, _state, _field, _bit, _defval= ) \ + DEFINE_PROP(_name, _state, _field, qdev_prop_on_off_auto_bit64, = \ + OnOffAutoBit64, = \ + .bitnr =3D (_bit), = \ + .set_default =3D true, = \ + .defval.i =3D (OnOffAuto)_defval) + #define DEFINE_PROP_BOOL(_name, _state, _field, _defval) \ DEFINE_PROP(_name, _state, _field, qdev_prop_bool, bool, \ .set_default =3D true, \ diff --git a/hw/core/qdev-properties.c b/hw/core/qdev-properties.c index 0081d79f9b7b..9be85cc6b7d6 100644 --- a/hw/core/qdev-properties.c +++ b/hw/core/qdev-properties.c @@ -187,7 +187,8 @@ const PropertyInfo qdev_prop_bit =3D { =20 static uint64_t qdev_get_prop_mask64(const Property *prop) { - assert(prop->info =3D=3D &qdev_prop_bit64); + assert(prop->info =3D=3D &qdev_prop_bit64 || + prop->info =3D=3D &qdev_prop_on_off_auto_bit64); return 0x1ull << prop->bitnr; } =20 @@ -232,6 +233,69 @@ const PropertyInfo qdev_prop_bit64 =3D { .set_default_value =3D set_default_value_bool, }; =20 +static void prop_get_on_off_auto_bit64(Object *obj, Visitor *v, + const char *name, void *opaque, + Error **errp) +{ + Property *prop =3D opaque; + OnOffAutoBit64 *p =3D object_field_prop_ptr(obj, prop); + int value; + uint64_t mask =3D qdev_get_prop_mask64(prop); + + if (p->auto_bits & mask) { + value =3D ON_OFF_AUTO_AUTO; + } else if (p->on_bits & mask) { + value =3D ON_OFF_AUTO_ON; + } else { + value =3D ON_OFF_AUTO_OFF; + } + + visit_type_enum(v, name, &value, &OnOffAuto_lookup, errp); +} + +static void prop_set_on_off_auto_bit64(Object *obj, Visitor *v, + const char *name, void *opaque, + Error **errp) +{ + Property *prop =3D opaque; + OnOffAutoBit64 *p =3D object_field_prop_ptr(obj, prop); + bool bool_value; + int value; + uint64_t mask =3D qdev_get_prop_mask64(prop); + + if (visit_type_bool(v, name, &bool_value, NULL)) { + value =3D bool_value ? ON_OFF_AUTO_ON : ON_OFF_AUTO_OFF; + } else if (!visit_type_enum(v, name, &value, &OnOffAuto_lookup, errp))= { + return; + } + + switch (value) { + case ON_OFF_AUTO_AUTO: + p->on_bits &=3D ~mask; + p->auto_bits |=3D mask; + break; + + case ON_OFF_AUTO_ON: + p->on_bits |=3D mask; + p->auto_bits &=3D ~mask; + break; + + case ON_OFF_AUTO_OFF: + p->on_bits &=3D ~mask; + p->auto_bits &=3D ~mask; + break; + } +} + +const PropertyInfo qdev_prop_on_off_auto_bit64 =3D { + .name =3D "OnOffAuto", + .description =3D "on/off/auto", + .enum_table =3D &OnOffAuto_lookup, + .get =3D prop_get_on_off_auto_bit64, + .set =3D prop_set_on_off_auto_bit64, + .set_default_value =3D qdev_propinfo_set_default_value_enum, +}; + /* --- bool --- */ =20 static void get_bool(Object *obj, Visitor *v, const char *name, void *opaq= ue, --=20 2.47.1