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[213.102.65.51]) by smtp.gmail.com with ESMTPSA id j191sm1361493lfj.49.2019.10.16.00.07.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 16 Oct 2019 00:07:48 -0700 (PDT) From: codekipper@gmail.com To: mripard@kernel.org, wens@csie.org, linux-sunxi@googlegroups.com Subject: [PATCH v6 5/7] ASoC: sun4i-i2s: Add functions for RX and TX channel mapping Date: Wed, 16 Oct 2019 09:07:38 +0200 Message-Id: <20191016070740.121435-6-codekipper@gmail.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191016070740.121435-1-codekipper@gmail.com> References: <20191016070740.121435-1-codekipper@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191016_000753_079401_F75781DB X-CRM114-Status: GOOD ( 14.02 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alsa-devel@alsa-project.org, Marcus Cooper , lgirdwood@gmail.com, linux-kernel@vger.kernel.org, be17068@iperbole.bo.it, broonie@kernel.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Marcus Cooper As we will eventually add multi-channel audio support to the i2s then create function calls as opposed to regmap fields to add support for different devices. Signed-off-by: Marcus Cooper --- sound/soc/sunxi/sun4i-i2s.c | 45 +++++++++++++++++++++++++++++++++---- 1 file changed, 41 insertions(+), 4 deletions(-) diff --git a/sound/soc/sunxi/sun4i-i2s.c b/sound/soc/sunxi/sun4i-i2s.c index 19988d61a085..63ae9da180f2 100644 --- a/sound/soc/sunxi/sun4i-i2s.c +++ b/sound/soc/sunxi/sun4i-i2s.c @@ -165,6 +165,8 @@ struct sun4i_i2s_quirks { void (*set_rxchanen)(const struct sun4i_i2s *, int); void (*set_txchansel)(const struct sun4i_i2s *, int, int); void (*set_rxchansel)(const struct sun4i_i2s *, int); + void (*set_txchanmap)(const struct sun4i_i2s *, int, int); + void (*set_rxchanmap)(const struct sun4i_i2s *, int); }; struct sun4i_i2s { @@ -405,8 +407,8 @@ static int sun4i_i2s_set_chan_cfg(const struct sun4i_i2s *i2s, unsigned int channels = params_channels(params); /* Map the channels for playback and capture */ - regmap_write(i2s->regmap, SUN4I_I2S_TX_CHAN_MAP_REG, 0x76543210); - regmap_write(i2s->regmap, SUN4I_I2S_RX_CHAN_MAP_REG, 0x00003210); + i2s->variant->set_txchanmap(i2s, 0, 0x76543210); + i2s->variant->set_rxchanmap(i2s, 0x00003210); /* Configure the channels */ i2s->variant->set_txchansel(i2s, 0, channels); @@ -426,8 +428,8 @@ static int sun8i_i2s_set_chan_cfg(const struct sun4i_i2s *i2s, slots = i2s->slots; /* Map the channels for playback and capture */ - regmap_write(i2s->regmap, SUN8I_I2S_TX_CHAN_MAP_REG, 0x76543210); - regmap_write(i2s->regmap, SUN8I_I2S_RX_CHAN_MAP_REG, 0x76543210); + i2s->variant->set_txchanmap(i2s, 0, 0x76543210); + i2s->variant->set_rxchanmap(i2s, 0x00003210); /* Configure the channels */ i2s->variant->set_txchansel(i2s, 0, channels); @@ -534,6 +536,31 @@ static void sun8i_i2s_set_rxchansel(const struct sun4i_i2s *i2s, int channel) SUN8I_I2S_TX_CHAN_SEL(channel)); } +static void sun4i_i2s_set_txchanmap(const struct sun4i_i2s *i2s, int output, + int channel) +{ + if (output == 0) + regmap_write(i2s->regmap, SUN4I_I2S_TX_CHAN_MAP_REG, channel); +} + +static void sun8i_i2s_set_txchanmap(const struct sun4i_i2s *i2s, int output, + int channel) +{ + if (output >= 0 && output < 4) + regmap_write(i2s->regmap, + SUN8I_I2S_TX_CHAN_MAP_REG + (output * 4), channel); +} + +static void sun4i_i2s_set_rxchanmap(const struct sun4i_i2s *i2s, int channel) +{ + regmap_write(i2s->regmap, SUN4I_I2S_RX_CHAN_MAP_REG, channel); +} + +static void sun8i_i2s_set_rxchanmap(const struct sun4i_i2s *i2s, int channel) +{ + regmap_write(i2s->regmap, SUN8I_I2S_RX_CHAN_MAP_REG, channel); +} + static int sun4i_i2s_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) @@ -1154,6 +1181,8 @@ static const struct sun4i_i2s_quirks sun4i_a10_i2s_quirks = { .set_fmt = sun4i_i2s_set_soc_fmt, .set_txchansel = sun4i_i2s_set_txchansel, .set_rxchansel = sun4i_i2s_set_rxchansel, + .set_txchanmap = sun4i_i2s_set_txchanmap, + .set_rxchanmap = sun4i_i2s_set_rxchanmap, }; static const struct sun4i_i2s_quirks sun6i_a31_i2s_quirks = { @@ -1174,6 +1203,8 @@ static const struct sun4i_i2s_quirks sun6i_a31_i2s_quirks = { .set_fmt = sun4i_i2s_set_soc_fmt, .set_txchansel = sun4i_i2s_set_txchansel, .set_rxchansel = sun4i_i2s_set_rxchansel, + .set_txchanmap = sun4i_i2s_set_txchanmap, + .set_rxchanmap = sun4i_i2s_set_rxchanmap, }; /* @@ -1199,6 +1230,8 @@ static const struct sun4i_i2s_quirks sun8i_a83t_i2s_quirks = { .set_fmt = sun4i_i2s_set_soc_fmt, .set_txchansel = sun4i_i2s_set_txchansel, .set_rxchansel = sun4i_i2s_set_rxchansel, + .set_txchanmap = sun4i_i2s_set_txchanmap, + .set_rxchanmap = sun4i_i2s_set_rxchanmap, }; static const struct sun4i_i2s_quirks sun8i_h3_i2s_quirks = { @@ -1223,6 +1256,8 @@ static const struct sun4i_i2s_quirks sun8i_h3_i2s_quirks = { .set_rxchanen = sun8i_i2s_set_rxchanen, .set_txchansel = sun8i_i2s_set_txchansel, .set_rxchansel = sun8i_i2s_set_rxchansel, + .set_txchanmap = sun8i_i2s_set_txchanmap, + .set_rxchanmap = sun8i_i2s_set_rxchanmap, }; static const struct sun4i_i2s_quirks sun50i_a64_codec_i2s_quirks = { @@ -1243,6 +1278,8 @@ static const struct sun4i_i2s_quirks sun50i_a64_codec_i2s_quirks = { .set_fmt = sun4i_i2s_set_soc_fmt, .set_txchansel = sun4i_i2s_set_txchansel, .set_rxchansel = sun4i_i2s_set_rxchansel, + .set_txchanmap = sun4i_i2s_set_txchanmap, + .set_rxchanmap = sun4i_i2s_set_rxchanmap, }; static int sun4i_i2s_init_regmap_fields(struct device *dev, -- 2.23.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel