From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ben Dooks Subject: [PATCH v2 7/7] ASoC: tegra: take packing settings from the audio cif_config Date: Mon, 23 Sep 2019 17:20:26 +0100 Message-ID: <20190923162026.14882-8-ben.dooks@codethink.co.uk> References: <20190923162026.14882-1-ben.dooks@codethink.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20190923162026.14882-1-ben.dooks@codethink.co.uk> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" To: linux-tegra@vger.kernel.org, alsa-devel@alsa-project.org, Jaroslav Kysela , Takashi Iwai , Liam Girdwood , Mark Brown , Thierry Reding , Jonathan Hunter Cc: linux-kernel@lists.codethink.co.uk, Ben Dooks List-Id: linux-tegra@vger.kernel.org If the CIF is not configured as 16 or 8 bit, then the packing for 8/16 bits should not be enabled as the hardware only supports 8 or 16 bit packing. Signed-off-by: Ben Dooks --- sound/soc/tegra/tegra30_ahub.c | 29 +++++++++++++++++++++-------- 1 file changed, 21 insertions(+), 8 deletions(-) diff --git a/sound/soc/tegra/tegra30_ahub.c b/sound/soc/tegra/tegra30_ahub.c index 58e05ceb86da..c2f2e29dd32e 100644 --- a/sound/soc/tegra/tegra30_ahub.c +++ b/sound/soc/tegra/tegra30_ahub.c @@ -96,10 +96,17 @@ int tegra30_ahub_setup_rx_fifo(enum tegra30_ahub_rxcif rxcif, (channel * TEGRA30_AHUB_CHANNEL_CTRL_STRIDE); val = tegra30_apbif_read(reg); val &= ~(TEGRA30_AHUB_CHANNEL_CTRL_RX_THRESHOLD_MASK | - TEGRA30_AHUB_CHANNEL_CTRL_RX_PACK_MASK); - val |= (7 << TEGRA30_AHUB_CHANNEL_CTRL_RX_THRESHOLD_SHIFT) | - TEGRA30_AHUB_CHANNEL_CTRL_RX_PACK_EN | - TEGRA30_AHUB_CHANNEL_CTRL_RX_PACK_16; + TEGRA30_AHUB_CHANNEL_CTRL_RX_PACK_MASK | + TEGRA30_AHUB_CHANNEL_CTRL_RX_PACK_EN); + val |= (7 << TEGRA30_AHUB_CHANNEL_CTRL_RX_THRESHOLD_SHIFT); + if (cif_conf->audio_bits == TEGRA30_AUDIOCIF_BITS_16 || + cif_conf->audio_bits == TEGRA30_AUDIOCIF_BITS_8) + val |= TEGRA30_AHUB_CHANNEL_CTRL_RX_PACK_EN; + if (cif_conf->audio_bits == TEGRA30_AUDIOCIF_BITS_16) + val |= TEGRA30_AHUB_CHANNEL_CTRL_RX_PACK_16; + if (cif_conf->audio_bits == TEGRA30_AUDIOCIF_BITS_8) + val |= TEGRA30_AHUB_CHANNEL_CTRL_RX_PACK_8_4; + tegra30_apbif_write(reg, val); cif_conf->direction = TEGRA30_AUDIOCIF_DIRECTION_RX; @@ -203,10 +210,16 @@ int tegra30_ahub_setup_tx_fifo(enum tegra30_ahub_txcif txcif, (channel * TEGRA30_AHUB_CHANNEL_CTRL_STRIDE); val = tegra30_apbif_read(reg); val &= ~(TEGRA30_AHUB_CHANNEL_CTRL_TX_THRESHOLD_MASK | - TEGRA30_AHUB_CHANNEL_CTRL_TX_PACK_MASK); - val |= (7 << TEGRA30_AHUB_CHANNEL_CTRL_TX_THRESHOLD_SHIFT) | - TEGRA30_AHUB_CHANNEL_CTRL_TX_PACK_EN | - TEGRA30_AHUB_CHANNEL_CTRL_TX_PACK_16; + TEGRA30_AHUB_CHANNEL_CTRL_TX_PACK_MASK | + TEGRA30_AHUB_CHANNEL_CTRL_TX_PACK_EN); + val |= (7 << TEGRA30_AHUB_CHANNEL_CTRL_TX_THRESHOLD_SHIFT); + if (cif_conf->audio_bits == TEGRA30_AUDIOCIF_BITS_16 || + cif_conf->audio_bits == TEGRA30_AUDIOCIF_BITS_8) + val |= TEGRA30_AHUB_CHANNEL_CTRL_TX_PACK_EN; + if (cif_conf->audio_bits == TEGRA30_AUDIOCIF_BITS_16) + val |= TEGRA30_AHUB_CHANNEL_CTRL_TX_PACK_16; + if (cif_conf->audio_bits == TEGRA30_AUDIOCIF_BITS_8) + val |= TEGRA30_AHUB_CHANNEL_CTRL_TX_PACK_8_4; tegra30_apbif_write(reg, val); cif_conf->direction = TEGRA30_AUDIOCIF_DIRECTION_TX; -- 2.23.0