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[81.2.115.148]) by smtp.gmail.com with ESMTPSA id z9sm19135541wrl.35.2019.10.08.10.17.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 08 Oct 2019 10:17:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=naa7xg2s4V4Ih3fFkoGzCGOvDaxJr7Ss6St8GXFDrdg=; b=Fybt316FzjeS3HF9a6qrViSMmsZaV7kgC+Ee2l59Zh4st3gK8fyskTJqzmxDnjfi9a bPt0U7taa+Rlc3QixUjfB5WdUmUSP+rTgsgdp75LsXvZVl2+rKUQwvO2ORbuKgeN6Oa0 FsinJEwk9YmXf6rPSgpjDJYD6d5/QdD6JWFt+arGUcLkBQBtEIL3+UFVbJDcGUbkgov5 lHRODwz5kUJ1gDE1zwzlAMo5RE3+zjvVHqkn3eAXhHs4GNpIkab3epgaILUJJZHeIZah YaOAHYdxxjLF1aa5KtiqPk+bf2SXbGzA2pSZTCsWW4zHnJnAkFfVsDKR2Ndk+lmdlhmq OBMA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=naa7xg2s4V4Ih3fFkoGzCGOvDaxJr7Ss6St8GXFDrdg=; b=pbHCGJMzMLS+FlKTCA5AXZ7TN2H4D1Of6E3RAboLhdfRtkqi3EchL8/N/N55cQ9P6G /fVmNfyqk/RUXF3OkaqgpxccI3jUmCJCvXv2rrySLVw+7ghH5r7q8Gd4gOKNYEjfFuXT b5BWlpZzT6qEfk+te+chtobJmbUXrIkHCqFyfwIib3GBLops1OCEOQYe441lMpulZAiR 1+880x9bfVUemCds3LE//NIYzcoKdV4qodHollCUfEs1LJPhCWjyXtGZ7pSc1Tkl40WG 6dJoZ7BtLG9vKipMTJ9jXF3iKi938/xtvbT3DfsVFAqDHssqZzSpP4A+O+2O+J49K/Sz LyXg== X-Gm-Message-State: APjAAAW6pJZPuvq9vlsYTkp3LcMtMD5ajpqVUHQHwpV3LETcg8qIskuF MA6rMhnpbJpXG4jyyc817Mks9g== X-Google-Smtp-Source: APXvYqxoykkcq0rqepQ6/Dmopbc1EYZU6JfJU4M2jEIy2g9wRQ1+G8FrLEd+SR+mMqx5bIX8bVR7DA== X-Received: by 2002:a05:600c:2489:: with SMTP id 9mr4591426wms.131.1570555070234; Tue, 08 Oct 2019 10:17:50 -0700 (PDT) From: Peter Maydell To: qemu-arm@nongnu.org, qemu-devel@nongnu.org Subject: [PATCH v2 05/21] hw/arm/musicpal.c: Switch to transaction-based ptimer API Date: Tue, 8 Oct 2019 18:17:24 +0100 Message-Id: <20191008171740.9679-6-peter.maydell@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191008171740.9679-1-peter.maydell@linaro.org> References: <20191008171740.9679-1-peter.maydell@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2a00:1450:4864:20::342 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Richard Henderson , Paolo Bonzini Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" Switch the musicpal code away from bottom-half based ptimers to the new transaction-based ptimer API. This just requires adding begin/commit calls around the various places that modify the ptimer state, and using the new ptimer_init() function to create the timer. Signed-off-by: Peter Maydell Reviewed-by: Richard Henderson --- hw/arm/musicpal.c | 16 ++++++++++------ 1 file changed, 10 insertions(+), 6 deletions(-) diff --git a/hw/arm/musicpal.c b/hw/arm/musicpal.c index b3624d5e280..f68a399a984 100644 --- a/hw/arm/musicpal.c +++ b/hw/arm/musicpal.c @@ -843,13 +843,10 @@ static void mv88w8618_timer_tick(void *opaque) static void mv88w8618_timer_init(SysBusDevice *dev, mv88w8618_timer_state = *s, uint32_t freq) { - QEMUBH *bh; - sysbus_init_irq(dev, &s->irq); s->freq =3D freq; =20 - bh =3D qemu_bh_new(mv88w8618_timer_tick, s); - s->ptimer =3D ptimer_init_with_bh(bh, PTIMER_POLICY_DEFAULT); + s->ptimer =3D ptimer_init(mv88w8618_timer_tick, s, PTIMER_POLICY_DEFAU= LT); } =20 static uint64_t mv88w8618_pit_read(void *opaque, hwaddr offset, @@ -879,16 +876,19 @@ static void mv88w8618_pit_write(void *opaque, hwaddr = offset, case MP_PIT_TIMER1_LENGTH ... MP_PIT_TIMER4_LENGTH: t =3D &s->timer[offset >> 2]; t->limit =3D value; + ptimer_transaction_begin(t->ptimer); if (t->limit > 0) { ptimer_set_limit(t->ptimer, t->limit, 1); } else { ptimer_stop(t->ptimer); } + ptimer_transaction_commit(t->ptimer); break; =20 case MP_PIT_CONTROL: for (i =3D 0; i < 4; i++) { t =3D &s->timer[i]; + ptimer_transaction_begin(t->ptimer); if (value & 0xf && t->limit > 0) { ptimer_set_limit(t->ptimer, t->limit, 0); ptimer_set_freq(t->ptimer, t->freq); @@ -896,6 +896,7 @@ static void mv88w8618_pit_write(void *opaque, hwaddr of= fset, } else { ptimer_stop(t->ptimer); } + ptimer_transaction_commit(t->ptimer); value >>=3D 4; } break; @@ -914,8 +915,11 @@ static void mv88w8618_pit_reset(DeviceState *d) int i; =20 for (i =3D 0; i < 4; i++) { - ptimer_stop(s->timer[i].ptimer); - s->timer[i].limit =3D 0; + mv88w8618_timer_state *t =3D &s->timer[i]; + ptimer_transaction_begin(t->ptimer); + ptimer_stop(t->ptimer); + ptimer_transaction_commit(t->ptimer); + t->limit =3D 0; } } =20 --=20 2.20.1