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Message-Id: <20241106081826.1211088-15-claudiu.beznea.uj@bp.renesas.com>
Date: Wed, 6 Nov 2024 10:18:09 +0200
From: Claudiu <claudiu.beznea@...on.dev>
To: geert+renesas@...der.be,
mturquette@...libre.com,
sboyd@...nel.org,
robh@...nel.org,
krzk+dt@...nel.org,
conor+dt@...nel.org,
biju.das.jz@...renesas.com,
prabhakar.mahadev-lad.rj@...renesas.com,
lgirdwood@...il.com,
broonie@...nel.org,
magnus.damm@...il.com,
linus.walleij@...aro.org,
support.opensource@...semi.com,
perex@...ex.cz,
tiwai@...e.com,
p.zabel@...gutronix.de,
Adam.Thomson.Opensource@...semi.com
Cc: linux-renesas-soc@...r.kernel.org,
linux-clk@...r.kernel.org,
devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org,
linux-sound@...r.kernel.org,
linux-gpio@...r.kernel.org,
Claudiu Beznea <claudiu.beznea.uj@...renesas.com>
Subject: [PATCH 14/31] ASoC: sh: rz-ssi: Use temporary variable for struct device
From: Claudiu Beznea <claudiu.beznea.uj@...renesas.com>
Use a temporary variable for the struct device pointers to avoid
dereferencing.
Signed-off-by: Claudiu Beznea <claudiu.beznea.uj@...renesas.com>
---
sound/soc/renesas/rz-ssi.c | 62 +++++++++++++++++++-------------------
1 file changed, 31 insertions(+), 31 deletions(-)
diff --git a/sound/soc/renesas/rz-ssi.c b/sound/soc/renesas/rz-ssi.c
index 14d1edac6c34..0b5bc973a23c 100644
--- a/sound/soc/renesas/rz-ssi.c
+++ b/sound/soc/renesas/rz-ssi.c
@@ -1021,36 +1021,37 @@ static const struct snd_soc_component_driver rz_ssi_soc_component = {
static int rz_ssi_probe(struct platform_device *pdev)
{
+ struct device *dev = &pdev->dev;
struct rz_ssi_priv *ssi;
struct clk *audio_clk;
struct resource *res;
int ret;
- ssi = devm_kzalloc(&pdev->dev, sizeof(*ssi), GFP_KERNEL);
+ ssi = devm_kzalloc(dev, sizeof(*ssi), GFP_KERNEL);
if (!ssi)
return -ENOMEM;
- ssi->dev = &pdev->dev;
+ ssi->dev = dev;
ssi->base = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
if (IS_ERR(ssi->base))
return PTR_ERR(ssi->base);
ssi->phys = res->start;
- ssi->clk = devm_clk_get(&pdev->dev, "ssi");
+ ssi->clk = devm_clk_get(dev, "ssi");
if (IS_ERR(ssi->clk))
return PTR_ERR(ssi->clk);
- ssi->sfr_clk = devm_clk_get(&pdev->dev, "ssi_sfr");
+ ssi->sfr_clk = devm_clk_get(dev, "ssi_sfr");
if (IS_ERR(ssi->sfr_clk))
return PTR_ERR(ssi->sfr_clk);
- audio_clk = devm_clk_get(&pdev->dev, "audio_clk1");
+ audio_clk = devm_clk_get(dev, "audio_clk1");
if (IS_ERR(audio_clk))
return dev_err_probe(&pdev->dev, PTR_ERR(audio_clk),
"no audio clk1");
ssi->audio_clk_1 = clk_get_rate(audio_clk);
- audio_clk = devm_clk_get(&pdev->dev, "audio_clk2");
+ audio_clk = devm_clk_get(dev, "audio_clk2");
if (IS_ERR(audio_clk))
return dev_err_probe(&pdev->dev, PTR_ERR(audio_clk),
"no audio clk2");
@@ -1063,13 +1064,13 @@ static int rz_ssi_probe(struct platform_device *pdev)
ssi->audio_mck = ssi->audio_clk_1 ? ssi->audio_clk_1 : ssi->audio_clk_2;
/* Detect DMA support */
- ret = rz_ssi_dma_request(ssi, &pdev->dev);
+ ret = rz_ssi_dma_request(ssi, dev);
if (ret < 0) {
- dev_warn(&pdev->dev, "DMA not available, using PIO\n");
+ dev_warn(dev, "DMA not available, using PIO\n");
ssi->playback.transfer = rz_ssi_pio_send;
ssi->capture.transfer = rz_ssi_pio_recv;
} else {
- dev_info(&pdev->dev, "DMA enabled");
+ dev_info(dev, "DMA enabled");
ssi->playback.transfer = rz_ssi_dma_transfer;
ssi->capture.transfer = rz_ssi_dma_transfer;
}
@@ -1078,7 +1079,7 @@ static int rz_ssi_probe(struct platform_device *pdev)
ssi->capture.priv = ssi;
spin_lock_init(&ssi->lock);
- dev_set_drvdata(&pdev->dev, ssi);
+ dev_set_drvdata(dev, ssi);
/* Error Interrupt */
ssi->irq_int = platform_get_irq_byname(pdev, "int_req");
@@ -1087,12 +1088,11 @@ static int rz_ssi_probe(struct platform_device *pdev)
return ssi->irq_int;
}
- ret = devm_request_irq(&pdev->dev, ssi->irq_int, &rz_ssi_interrupt,
- 0, dev_name(&pdev->dev), ssi);
+ ret = devm_request_irq(dev, ssi->irq_int, &rz_ssi_interrupt,
+ 0, dev_name(dev), ssi);
if (ret < 0) {
rz_ssi_release_dma_channels(ssi);
- return dev_err_probe(&pdev->dev, ret,
- "irq request error (int_req)\n");
+ return dev_err_probe(dev, ret, "irq request error (int_req)\n");
}
if (!rz_ssi_is_dma_enabled(ssi)) {
@@ -1104,11 +1104,11 @@ static int rz_ssi_probe(struct platform_device *pdev)
if (ssi->irq_rt < 0)
return ssi->irq_rt;
- ret = devm_request_irq(&pdev->dev, ssi->irq_rt,
+ ret = devm_request_irq(dev, ssi->irq_rt,
&rz_ssi_interrupt, 0,
- dev_name(&pdev->dev), ssi);
+ dev_name(dev), ssi);
if (ret < 0)
- return dev_err_probe(&pdev->dev, ret,
+ return dev_err_probe(dev, ret,
"irq request error (dma_rt)\n");
} else {
if (ssi->irq_tx < 0)
@@ -1117,50 +1117,50 @@ static int rz_ssi_probe(struct platform_device *pdev)
if (ssi->irq_rx < 0)
return ssi->irq_rx;
- ret = devm_request_irq(&pdev->dev, ssi->irq_tx,
+ ret = devm_request_irq(dev, ssi->irq_tx,
&rz_ssi_interrupt, 0,
- dev_name(&pdev->dev), ssi);
+ dev_name(dev), ssi);
if (ret < 0)
- return dev_err_probe(&pdev->dev, ret,
+ return dev_err_probe(dev, ret,
"irq request error (dma_tx)\n");
- ret = devm_request_irq(&pdev->dev, ssi->irq_rx,
+ ret = devm_request_irq(dev, ssi->irq_rx,
&rz_ssi_interrupt, 0,
- dev_name(&pdev->dev), ssi);
+ dev_name(dev), ssi);
if (ret < 0)
- return dev_err_probe(&pdev->dev, ret,
+ return dev_err_probe(dev, ret,
"irq request error (dma_rx)\n");
}
}
- ssi->rstc = devm_reset_control_get_exclusive(&pdev->dev, NULL);
+ ssi->rstc = devm_reset_control_get_exclusive(dev, NULL);
if (IS_ERR(ssi->rstc)) {
ret = PTR_ERR(ssi->rstc);
goto err_reset;
}
reset_control_deassert(ssi->rstc);
- pm_runtime_enable(&pdev->dev);
- ret = pm_runtime_resume_and_get(&pdev->dev);
+ pm_runtime_enable(dev);
+ ret = pm_runtime_resume_and_get(dev);
if (ret < 0) {
- dev_err(&pdev->dev, "pm_runtime_resume_and_get failed\n");
+ dev_err(dev, "pm_runtime_resume_and_get failed\n");
goto err_pm;
}
- ret = devm_snd_soc_register_component(&pdev->dev, &rz_ssi_soc_component,
+ ret = devm_snd_soc_register_component(dev, &rz_ssi_soc_component,
rz_ssi_soc_dai,
ARRAY_SIZE(rz_ssi_soc_dai));
if (ret < 0) {
- dev_err(&pdev->dev, "failed to register snd component\n");
+ dev_err(dev, "failed to register snd component\n");
goto err_snd_soc;
}
return 0;
err_snd_soc:
- pm_runtime_put(ssi->dev);
+ pm_runtime_put(dev);
err_pm:
- pm_runtime_disable(ssi->dev);
+ pm_runtime_disable(dev);
reset_control_assert(ssi->rstc);
err_reset:
rz_ssi_release_dma_channels(ssi);
--
2.39.2
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