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[86.162.200.138]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4778c847bbasm76347895e9.1.2025.11.13.23.59.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 13 Nov 2025 23:59:00 -0800 (PST) From: Biju X-Google-Original-From: Biju To: Biju Das , Lad Prabhakar , Kuninori Morimoto , Liam Girdwood , Mark Brown , Jaroslav Kysela , Takashi Iwai Cc: linux-sound@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-kernel@vger.kernel.org, Geert Uytterhoeven , Biju Das Subject: [PATCH v2 3/5] ASoC: renesas: rz-ssi: Move DMA configuration Date: Fri, 14 Nov 2025 07:58:50 +0000 Message-ID: <20251114075856.4751-4-biju.das.jz@bp.renesas.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20251114075856.4751-1-biju.das.jz@bp.renesas.com> References: <20251114075856.4751-1-biju.das.jz@bp.renesas.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Biju Das Move DMA configuration from rz_ssi_dma_request() to rz_ssi_dai_trigger() for supporting sample widths higher than 16. Signed-off-by: Biju Das --- v1->v2: * No change --- sound/soc/renesas/rz-ssi.c | 29 ++++++++++++----------------- 1 file changed, 12 insertions(+), 17 deletions(-) diff --git a/sound/soc/renesas/rz-ssi.c b/sound/soc/renesas/rz-ssi.c index 21f7d7c7c009..55aefff8857d 100644 --- a/sound/soc/renesas/rz-ssi.c +++ b/sound/soc/renesas/rz-ssi.c @@ -774,14 +774,6 @@ static int rz_ssi_dma_request(struct rz_ssi_priv *ssi,= struct device *dev) if (!rz_ssi_is_dma_enabled(ssi)) goto no_dma; =20 - if (ssi->playback.dma_ch && - (rz_ssi_dma_slave_config(ssi, ssi->playback.dma_ch, true) < 0)) - goto no_dma; - - if (ssi->capture.dma_ch && - (rz_ssi_dma_slave_config(ssi, ssi->capture.dma_ch, false) < 0)) - goto no_dma; - return 0; =20 no_dma: @@ -829,24 +821,27 @@ static int rz_ssi_dai_trigger(struct snd_pcm_substrea= m *substream, int cmd, if (cmd =3D=3D SNDRV_PCM_TRIGGER_START) rz_ssi_stream_init(strm, substream); =20 - if (ssi->dma_rt) { - bool is_playback; + if (rz_ssi_is_dma_enabled(ssi)) { + bool is_playback =3D rz_ssi_stream_is_play(substream); + + if (ssi->dma_rt) + ret =3D rz_ssi_dma_slave_config(ssi, ssi->playback.dma_ch, + is_playback); + else + ret =3D rz_ssi_dma_slave_config(ssi, strm->dma_ch, + is_playback); =20 - is_playback =3D rz_ssi_stream_is_play(substream); - ret =3D rz_ssi_dma_slave_config(ssi, ssi->playback.dma_ch, - is_playback); /* Fallback to pio */ if (ret < 0) { ssi->playback.transfer =3D rz_ssi_pio_send; ssi->capture.transfer =3D rz_ssi_pio_recv; rz_ssi_release_dma_channels(ssi); + } else { + /* For DMA, queue up multiple DMA descriptors */ + num_transfer =3D 4; } } =20 - /* For DMA, queue up multiple DMA descriptors */ - if (rz_ssi_is_dma_enabled(ssi)) - num_transfer =3D 4; - for (i =3D 0; i < num_transfer; i++) { ret =3D strm->transfer(ssi, strm); if (ret) --=20 2.43.0