From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Brown Subject: [PATCH 5/7] ASoC: Coalesce power updates for DAPM widgets with events Date: Mon, 8 Jun 2009 15:28:51 +0100 Message-ID: <1244471333-6485-5-git-send-email-broonie@opensource.wolfsonmicro.com> References: <20090608142734.GA6137@rakim.wolfsonmicro.main> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from opensource2.wolfsonmicro.com (opensource.wolfsonmicro.com [80.75.67.52]) by alsa0.perex.cz (Postfix) with ESMTP id A06A724459 for ; Mon, 8 Jun 2009 16:28:58 +0200 (CEST) In-Reply-To: <20090608142734.GA6137@rakim.wolfsonmicro.main> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: alsa-devel-bounces@alsa-project.org Errors-To: alsa-devel-bounces@alsa-project.org To: alsa-devel@alsa-project.org Cc: Mark Brown List-Id: alsa-devel@alsa-project.org Signed-off-by: Mark Brown --- sound/soc/soc-dapm.c | 76 +++++++++++++++++++++++++++++++++++++++---------- 1 files changed, 60 insertions(+), 16 deletions(-) diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c index 9187db1..3fc791c 100644 --- a/sound/soc/soc-dapm.c +++ b/sound/soc/soc-dapm.c @@ -740,7 +740,7 @@ static void dapm_seq_run_coalesced(struct snd_soc_codec *codec, struct list_head *pending) { struct snd_soc_dapm_widget *w; - int reg, power; + int reg, power, ret; unsigned int value = 0; unsigned int mask = 0; unsigned int cur_mask; @@ -764,13 +764,62 @@ static void dapm_seq_run_coalesced(struct snd_soc_codec *codec, pop_dbg(codec->pop_time, "pop test : Queue %s: reg=0x%x, 0x%x/0x%x\n", w->name, reg, value, mask); + + /* power up pre event */ + if (w->power && w->event && + (w->event_flags & SND_SOC_DAPM_PRE_PMU)) { + pop_dbg(codec->pop_time, "pop test : %s PRE_PMU\n", + w->name); + ret = w->event(w, NULL, SND_SOC_DAPM_PRE_PMU); + if (ret < 0) + pr_err("%s: pre event failed: %d\n", + w->name, ret); + } + + /* power down pre event */ + if (!w->power && w->event && + (w->event_flags & SND_SOC_DAPM_PRE_PMD)) { + pop_dbg(codec->pop_time, "pop test : %s PRE_PMD\n", + w->name); + ret = w->event(w, NULL, SND_SOC_DAPM_PRE_PMD); + if (ret < 0) + pr_err("%s: pre event failed: %d\n", + w->name, ret); + } + } + + if (reg >= 0) { + pop_dbg(codec->pop_time, + "pop test : Applying 0x%x/0x%x to %x in %dms\n", + value, mask, reg, codec->pop_time); + pop_wait(codec->pop_time); + snd_soc_update_bits(codec, reg, mask, value); } - pop_dbg(codec->pop_time, - "pop test : Applying 0x%x/0x%x to %x in %dms\n", - value, mask, reg, codec->pop_time); - pop_wait(codec->pop_time); - snd_soc_update_bits(codec, reg, mask, value); + list_for_each_entry(w, pending, power_list) { + /* power up post event */ + if (w->power && w->event && + (w->event_flags & SND_SOC_DAPM_POST_PMU)) { + pop_dbg(codec->pop_time, "pop test : %s POST_PMU\n", + w->name); + ret = w->event(w, + NULL, SND_SOC_DAPM_POST_PMU); + if (ret < 0) + pr_err("%s: post event failed: %d\n", + w->name, ret); + } + + /* power down post event */ + if (!w->power && w->event && + (w->event_flags & SND_SOC_DAPM_POST_PMD)) { + pop_dbg(codec->pop_time, "pop test : %s POST_PMD\n", + w->name); + ret = w->event(w, NULL, SND_SOC_DAPM_POST_PMD); + if (ret < 0) + pr_err("%s: post event failed: %d\n", + w->name, ret); + } + } } /* Apply a DAPM power sequence. @@ -843,16 +892,11 @@ static void dapm_seq_run(struct snd_soc_codec *codec, struct list_head *list, break; default: - /* If there's an event or an invalid register - * then run immediately, otherwise store the - * updates so that we can coalesce. */ - if (w->reg >= 0 && !w->event) { - cur_sort = sort[w->id]; - cur_reg = w->reg; - list_move(&w->power_list, &pending); - } else { - ret = dapm_generic_apply_power(w); - } + /* Queue it up for application */ + cur_sort = sort[w->id]; + cur_reg = w->reg; + list_move(&w->power_list, &pending); + break; } if (ret < 0) -- 1.6.3.1