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Message-Id: <20230608101209.126499-3-angelogioacchino.delregno@collabora.com>
Date: Thu, 8 Jun 2023 12:12:08 +0200
From: AngeloGioacchino Del Regno
<angelogioacchino.delregno@...labora.com>
To: chunkuang.hu@...nel.org
Cc: p.zabel@...gutronix.de, airlied@...il.com, daniel@...ll.ch,
matthias.bgg@...il.com, angelogioacchino.delregno@...labora.com,
dri-devel@...ts.freedesktop.org,
linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, kernel@...labora.com
Subject: [PATCH 2/3] drm/mediatek: Use dev_err_probe() in probe functions
Convert all instances of dev_err() -> return to dev_err_probe() and
where it makes sense to, change instances of `return ret` at the end
of probe functions to `return 0`, as errors are returned earlier.
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
---
drivers/gpu/drm/mediatek/mtk_cec.c | 26 +++++------------
drivers/gpu/drm/mediatek/mtk_disp_aal.c | 16 ++++------
drivers/gpu/drm/mediatek/mtk_disp_ccorr.c | 16 ++++------
drivers/gpu/drm/mediatek/mtk_disp_color.c | 17 +++++------
drivers/gpu/drm/mediatek/mtk_disp_gamma.c | 16 ++++------
drivers/gpu/drm/mediatek/mtk_disp_merge.c | 25 +++++++---------
drivers/gpu/drm/mediatek/mtk_disp_ovl.c | 23 ++++++---------
.../gpu/drm/mediatek/mtk_disp_ovl_adaptor.c | 6 ++--
drivers/gpu/drm/mediatek/mtk_disp_rdma.c | 29 +++++++------------
drivers/gpu/drm/mediatek/mtk_dsi.c | 18 +++++-------
drivers/gpu/drm/mediatek/mtk_ethdr.c | 18 +++++-------
drivers/gpu/drm/mediatek/mtk_hdmi.c | 14 +++------
drivers/gpu/drm/mediatek/mtk_hdmi_ddc.c | 12 +++-----
drivers/gpu/drm/mediatek/mtk_mdp_rdma.c | 18 +++++-------
14 files changed, 96 insertions(+), 158 deletions(-)
diff --git a/drivers/gpu/drm/mediatek/mtk_cec.c b/drivers/gpu/drm/mediatek/mtk_cec.c
index 5136aada9023..f12ee86c2b74 100644
--- a/drivers/gpu/drm/mediatek/mtk_cec.c
+++ b/drivers/gpu/drm/mediatek/mtk_cec.c
@@ -196,18 +196,12 @@ static int mtk_cec_probe(struct platform_device *pdev)
spin_lock_init(&cec->lock);
cec->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
- if (IS_ERR(cec->regs)) {
- ret = PTR_ERR(cec->regs);
- dev_err(dev, "Failed to ioremap cec: %d\n", ret);
- return ret;
- }
+ if (IS_ERR(cec->regs))
+ return dev_err_probe(dev, PTR_ERR(cec->regs), "Failed to ioremap cec\n");
cec->clk = devm_clk_get(dev, NULL);
- if (IS_ERR(cec->clk)) {
- ret = PTR_ERR(cec->clk);
- dev_err(dev, "Failed to get cec clock: %d\n", ret);
- return ret;
- }
+ if (IS_ERR(cec->clk))
+ return dev_err_probe(dev, PTR_ERR(cec->clk), "Failed to get cec clock\n");
cec->irq = platform_get_irq(pdev, 0);
if (cec->irq < 0)
@@ -217,16 +211,12 @@ static int mtk_cec_probe(struct platform_device *pdev)
mtk_cec_htplg_isr_thread,
IRQF_SHARED | IRQF_TRIGGER_LOW |
IRQF_ONESHOT, "hdmi hpd", dev);
- if (ret) {
- dev_err(dev, "Failed to register cec irq: %d\n", ret);
- return ret;
- }
+ if (ret)
+ return dev_err_probe(dev, ret, "Failed to register cec irq\n");
ret = clk_prepare_enable(cec->clk);
- if (ret) {
- dev_err(dev, "Failed to enable cec clock: %d\n", ret);
- return ret;
- }
+ if (ret)
+ return dev_err_probe(dev, ret, "Failed to enable cec clock\n");
mtk_cec_htplg_irq_init(cec);
mtk_cec_htplg_irq_enable(cec);
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_aal.c b/drivers/gpu/drm/mediatek/mtk_disp_aal.c
index 68485c09ad8f..17a4d4a3b040 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_aal.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_aal.c
@@ -112,16 +112,12 @@ static int mtk_disp_aal_probe(struct platform_device *pdev)
return -ENOMEM;
priv->clk = devm_clk_get(dev, NULL);
- if (IS_ERR(priv->clk)) {
- dev_err(dev, "failed to get aal clk\n");
- return PTR_ERR(priv->clk);
- }
+ if (IS_ERR(priv->clk))
+ return dev_err_probe(dev, PTR_ERR(priv->clk), "failed to get aal clk\n");
priv->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
- if (IS_ERR(priv->regs)) {
- dev_err(dev, "failed to ioremap aal\n");
- return PTR_ERR(priv->regs);
- }
+ if (IS_ERR(priv->regs))
+ return dev_err_probe(dev, PTR_ERR(priv->regs), "failed to ioremap aal\n");
#if IS_REACHABLE(CONFIG_MTK_CMDQ)
ret = cmdq_dev_get_client_reg(dev, &priv->cmdq_reg, 0);
@@ -134,9 +130,9 @@ static int mtk_disp_aal_probe(struct platform_device *pdev)
ret = component_add(dev, &mtk_disp_aal_component_ops);
if (ret)
- dev_err(dev, "Failed to add component: %d\n", ret);
+ return dev_err_probe(dev, ret, "Failed to add component\n");
- return ret;
+ return 0;
}
static int mtk_disp_aal_remove(struct platform_device *pdev)
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c b/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c
index ae243e7db9b2..3f4bf7319f17 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c
@@ -167,16 +167,12 @@ static int mtk_disp_ccorr_probe(struct platform_device *pdev)
return -ENOMEM;
priv->clk = devm_clk_get(dev, NULL);
- if (IS_ERR(priv->clk)) {
- dev_err(dev, "failed to get ccorr clk\n");
- return PTR_ERR(priv->clk);
- }
+ if (IS_ERR(priv->clk))
+ return dev_err_probe(dev, PTR_ERR(priv->clk), "failed to get ccorr clk\n");
priv->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
- if (IS_ERR(priv->regs)) {
- dev_err(dev, "failed to ioremap ccorr\n");
- return PTR_ERR(priv->regs);
- }
+ if (IS_ERR(priv->regs))
+ return dev_err_probe(dev, PTR_ERR(priv->regs), "failed to ioremap ccorr\n");
#if IS_REACHABLE(CONFIG_MTK_CMDQ)
ret = cmdq_dev_get_client_reg(dev, &priv->cmdq_reg, 0);
@@ -189,9 +185,9 @@ static int mtk_disp_ccorr_probe(struct platform_device *pdev)
ret = component_add(dev, &mtk_disp_ccorr_component_ops);
if (ret)
- dev_err(dev, "Failed to add component: %d\n", ret);
+ return dev_err_probe(dev, ret, "Failed to add component\n");
- return ret;
+ return 0;
}
static int mtk_disp_ccorr_remove(struct platform_device *pdev)
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_color.c b/drivers/gpu/drm/mediatek/mtk_disp_color.c
index 4ec37e20ade9..b188d3393f99 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_color.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_color.c
@@ -105,16 +105,13 @@ static int mtk_disp_color_probe(struct platform_device *pdev)
return -ENOMEM;
priv->clk = devm_clk_get(dev, NULL);
- if (IS_ERR(priv->clk)) {
- dev_err(dev, "failed to get color clk\n");
- return PTR_ERR(priv->clk);
- }
+ if (IS_ERR(priv->clk))
+ return dev_err_probe(dev, PTR_ERR(priv->clk), "failed to get color clk\n");
priv->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
- if (IS_ERR(priv->regs)) {
- dev_err(dev, "failed to ioremap color\n");
- return PTR_ERR(priv->regs);
- }
+ if (IS_ERR(priv->regs))
+ return dev_err_probe(dev, PTR_ERR(priv->regs), "failed to ioremap color\n");
+
#if IS_REACHABLE(CONFIG_MTK_CMDQ)
ret = cmdq_dev_get_client_reg(dev, &priv->cmdq_reg, 0);
if (ret)
@@ -126,9 +123,9 @@ static int mtk_disp_color_probe(struct platform_device *pdev)
ret = component_add(dev, &mtk_disp_color_component_ops);
if (ret)
- dev_err(dev, "Failed to add component: %d\n", ret);
+ return dev_err_probe(dev, ret, "Failed to add component\n");
- return ret;
+ return 0;
}
static int mtk_disp_color_remove(struct platform_device *pdev)
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_gamma.c b/drivers/gpu/drm/mediatek/mtk_disp_gamma.c
index cf9262aa4f89..1bf709bac0cf 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_gamma.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_gamma.c
@@ -271,16 +271,12 @@ static int mtk_disp_gamma_probe(struct platform_device *pdev)
return -ENOMEM;
priv->clk = devm_clk_get(dev, NULL);
- if (IS_ERR(priv->clk)) {
- dev_err(dev, "failed to get gamma clk\n");
- return PTR_ERR(priv->clk);
- }
+ if (IS_ERR(priv->clk))
+ return dev_err_probe(dev, PTR_ERR(priv->clk), "failed to get gamma clk\n");
priv->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
- if (IS_ERR(priv->regs)) {
- dev_err(dev, "failed to ioremap gamma\n");
- return PTR_ERR(priv->regs);
- }
+ if (IS_ERR(priv->regs))
+ return dev_err_probe(dev, PTR_ERR(priv->regs), "failed to ioremap gamma\n");
#if IS_REACHABLE(CONFIG_MTK_CMDQ)
ret = cmdq_dev_get_client_reg(dev, &priv->cmdq_reg, 0);
@@ -293,9 +289,9 @@ static int mtk_disp_gamma_probe(struct platform_device *pdev)
ret = component_add(dev, &mtk_disp_gamma_component_ops);
if (ret)
- dev_err(dev, "Failed to add component: %d\n", ret);
+ return dev_err_probe(dev, ret, "Failed to add component\n");
- return ret;
+ return 0;
}
static int mtk_disp_gamma_remove(struct platform_device *pdev)
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_merge.c b/drivers/gpu/drm/mediatek/mtk_disp_merge.c
index f1dfa6dfd967..60e0b4e70978 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_merge.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_merge.c
@@ -251,22 +251,17 @@ static int mtk_disp_merge_probe(struct platform_device *pdev)
return -ENOMEM;
priv->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
- if (IS_ERR(priv->regs)) {
- dev_err(dev, "failed to ioremap merge\n");
- return PTR_ERR(priv->regs);
- }
+ if (IS_ERR(priv->regs))
+ return dev_err_probe(dev, PTR_ERR(priv->regs), "failed to ioremap merge\n");
priv->clk = devm_clk_get(dev, NULL);
- if (IS_ERR(priv->clk)) {
- dev_err(dev, "failed to get merge clk\n");
- return PTR_ERR(priv->clk);
- }
+ if (IS_ERR(priv->clk))
+ return dev_err_probe(dev, PTR_ERR(priv->clk), "failed to get merge clock\n");
priv->async_clk = devm_clk_get_optional(dev, "merge_async");
- if (IS_ERR(priv->async_clk)) {
- dev_err(dev, "failed to get merge async clock\n");
- return PTR_ERR(priv->async_clk);
- }
+ if (IS_ERR(priv->async_clk))
+ return dev_err_probe(dev, PTR_ERR(priv->async_clk),
+ "failed to get merge_async clock\n");
if (priv->async_clk) {
priv->reset_ctl = devm_reset_control_get_optional_exclusive(dev, NULL);
@@ -288,10 +283,10 @@ static int mtk_disp_merge_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, priv);
ret = component_add(dev, &mtk_disp_merge_component_ops);
- if (ret != 0)
- dev_err(dev, "Failed to add component: %d\n", ret);
+ if (ret)
+ return dev_err_probe(dev, ret, "Failed to add component\n");
- return ret;
+ return 0;
}
static int mtk_disp_merge_remove(struct platform_device *pdev)
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
index a0b0a1eb91c9..4c00e42ef0a8 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
@@ -524,16 +524,13 @@ static int mtk_disp_ovl_probe(struct platform_device *pdev)
return irq;
priv->clk = devm_clk_get(dev, NULL);
- if (IS_ERR(priv->clk)) {
- dev_err(dev, "failed to get ovl clk\n");
- return PTR_ERR(priv->clk);
- }
+ if (IS_ERR(priv->clk))
+ return dev_err_probe(dev, PTR_ERR(priv->clk), "failed to get ovl clk\n");
priv->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
- if (IS_ERR(priv->regs)) {
- dev_err(dev, "failed to ioremap ovl\n");
- return PTR_ERR(priv->regs);
- }
+ if (IS_ERR(priv->regs))
+ return dev_err_probe(dev, PTR_ERR(priv->regs), "failed to ioremap ovl\n");
+
#if IS_REACHABLE(CONFIG_MTK_CMDQ)
ret = cmdq_dev_get_client_reg(dev, &priv->cmdq_reg, 0);
if (ret)
@@ -545,20 +542,18 @@ static int mtk_disp_ovl_probe(struct platform_device *pdev)
ret = devm_request_irq(dev, irq, mtk_disp_ovl_irq_handler,
IRQF_TRIGGER_NONE, dev_name(dev), priv);
- if (ret < 0) {
- dev_err(dev, "Failed to request irq %d: %d\n", irq, ret);
- return ret;
- }
+ if (ret < 0)
+ return dev_err_probe(dev, ret, "Failed to request irq %d\n", irq);
pm_runtime_enable(dev);
ret = component_add(dev, &mtk_disp_ovl_component_ops);
if (ret) {
pm_runtime_disable(dev);
- dev_err(dev, "Failed to add component: %d\n", ret);
+ return dev_err_probe(dev, ret, "Failed to add component\n");
}
- return ret;
+ return 0;
}
static int mtk_disp_ovl_remove(struct platform_device *pdev)
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c b/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c
index c0a38f5217ee..1993b688befa 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c
@@ -522,12 +522,12 @@ static int mtk_disp_ovl_adaptor_probe(struct platform_device *pdev)
pm_runtime_enable(dev);
ret = component_add(dev, &mtk_disp_ovl_adaptor_comp_ops);
- if (ret != 0) {
+ if (ret) {
pm_runtime_disable(dev);
- dev_err(dev, "Failed to add component: %d\n", ret);
+ return dev_err_probe(dev, ret, "Failed to add component\n");
}
- return ret;
+ return 0;
}
static int mtk_disp_ovl_adaptor_remove(struct platform_device *pdev)
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c
index 7106c05127b1..307be35b59fc 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c
@@ -327,16 +327,13 @@ static int mtk_disp_rdma_probe(struct platform_device *pdev)
return irq;
priv->clk = devm_clk_get(dev, NULL);
- if (IS_ERR(priv->clk)) {
- dev_err(dev, "failed to get rdma clk\n");
- return PTR_ERR(priv->clk);
- }
+ if (IS_ERR(priv->clk))
+ return dev_err_probe(dev, PTR_ERR(priv->clk), "failed to get rdma clk\n");
priv->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
- if (IS_ERR(priv->regs)) {
- dev_err(dev, "failed to ioremap rdma\n");
- return PTR_ERR(priv->regs);
- }
+ if (IS_ERR(priv->regs))
+ return dev_err_probe(dev, PTR_ERR(priv->regs), "failed to ioremap rdma\n");
+
#if IS_REACHABLE(CONFIG_MTK_CMDQ)
ret = cmdq_dev_get_client_reg(dev, &priv->cmdq_reg, 0);
if (ret)
@@ -347,10 +344,8 @@ static int mtk_disp_rdma_probe(struct platform_device *pdev)
ret = of_property_read_u32(dev->of_node,
"mediatek,rdma-fifo-size",
&priv->fifo_size);
- if (ret) {
- dev_err(dev, "Failed to get rdma fifo size\n");
- return ret;
- }
+ if (ret)
+ return dev_err_probe(dev, ret, "Failed to get rdma fifo size\n");
}
/* Disable and clear pending interrupts */
@@ -359,10 +354,8 @@ static int mtk_disp_rdma_probe(struct platform_device *pdev)
ret = devm_request_irq(dev, irq, mtk_disp_rdma_irq_handler,
IRQF_TRIGGER_NONE, dev_name(dev), priv);
- if (ret < 0) {
- dev_err(dev, "Failed to request irq %d: %d\n", irq, ret);
- return ret;
- }
+ if (ret < 0)
+ return dev_err_probe(dev, ret, "Failed to request irq %d\n", irq);
priv->data = of_device_get_match_data(dev);
@@ -373,10 +366,10 @@ static int mtk_disp_rdma_probe(struct platform_device *pdev)
ret = component_add(dev, &mtk_disp_rdma_component_ops);
if (ret) {
pm_runtime_disable(dev);
- dev_err(dev, "Failed to add component: %d\n", ret);
+ return dev_err_probe(dev, ret, "Failed to add component\n");
}
- return ret;
+ return 0;
}
static int mtk_disp_rdma_remove(struct platform_device *pdev)
diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c b/drivers/gpu/drm/mediatek/mtk_dsi.c
index fb6f45165e95..fc8149e0ae3d 100644
--- a/drivers/gpu/drm/mediatek/mtk_dsi.c
+++ b/drivers/gpu/drm/mediatek/mtk_dsi.c
@@ -1081,10 +1081,8 @@ static int mtk_dsi_probe(struct platform_device *pdev)
dsi->host.ops = &mtk_dsi_ops;
dsi->host.dev = dev;
ret = mipi_dsi_host_register(&dsi->host);
- if (ret < 0) {
- dev_err(dev, "failed to register DSI host: %d\n", ret);
- return ret;
- }
+ if (ret < 0)
+ return dev_err_probe(dev, ret, "failed to register DSI host\n");
dsi->driver_data = of_device_get_match_data(dev);
@@ -1092,8 +1090,7 @@ static int mtk_dsi_probe(struct platform_device *pdev)
if (IS_ERR(dsi->engine_clk)) {
ret = PTR_ERR(dsi->engine_clk);
- if (ret != -EPROBE_DEFER)
- dev_err(dev, "Failed to get engine clock: %d\n", ret);
+ dev_err_probe(dev, ret, "Failed to get engine clock\n");
goto err_unregister_host;
}
@@ -1101,29 +1098,28 @@ static int mtk_dsi_probe(struct platform_device *pdev)
if (IS_ERR(dsi->digital_clk)) {
ret = PTR_ERR(dsi->digital_clk);
- if (ret != -EPROBE_DEFER)
- dev_err(dev, "Failed to get digital clock: %d\n", ret);
+ dev_err_probe(dev, ret, "Failed to get digital clock\n");
goto err_unregister_host;
}
dsi->hs_clk = devm_clk_get(dev, "hs");
if (IS_ERR(dsi->hs_clk)) {
ret = PTR_ERR(dsi->hs_clk);
- dev_err(dev, "Failed to get hs clock: %d\n", ret);
+ dev_err_probe(dev, ret, "Failed to get hs clock\n");
goto err_unregister_host;
}
dsi->regs = devm_platform_get_and_ioremap_resource(pdev, 0, ®s);
if (IS_ERR(dsi->regs)) {
ret = PTR_ERR(dsi->regs);
- dev_err(dev, "Failed to ioremap memory: %d\n", ret);
+ dev_err_probe(dev, ret, "Failed to ioremap memory\n");
goto err_unregister_host;
}
dsi->phy = devm_phy_get(dev, "dphy");
if (IS_ERR(dsi->phy)) {
ret = PTR_ERR(dsi->phy);
- dev_err(dev, "Failed to get MIPI-DPHY: %d\n", ret);
+ dev_err_probe(dev, ret, "Failed to get MIPI-DPHY\n");
goto err_unregister_host;
}
diff --git a/drivers/gpu/drm/mediatek/mtk_ethdr.c b/drivers/gpu/drm/mediatek/mtk_ethdr.c
index 73dc4da3ba3b..4a5bd5bb9d6e 100644
--- a/drivers/gpu/drm/mediatek/mtk_ethdr.c
+++ b/drivers/gpu/drm/mediatek/mtk_ethdr.c
@@ -325,25 +325,23 @@ static int mtk_ethdr_probe(struct platform_device *pdev)
if (priv->irq) {
ret = devm_request_irq(dev, priv->irq, mtk_ethdr_irq_handler,
IRQF_TRIGGER_NONE, dev_name(dev), priv);
- if (ret < 0) {
- dev_err(dev, "Failed to request irq %d: %d\n", priv->irq, ret);
- return ret;
- }
+ if (ret < 0)
+ return dev_err_probe(dev, ret, "Failed to request irq %d\n",
+ priv->irq);
}
priv->reset_ctl = devm_reset_control_array_get_optional_exclusive(dev);
- if (IS_ERR(priv->reset_ctl)) {
- dev_err_probe(dev, PTR_ERR(priv->reset_ctl), "cannot get ethdr reset control\n");
- return PTR_ERR(priv->reset_ctl);
- }
+ if (IS_ERR(priv->reset_ctl))
+ return dev_err_probe(dev, PTR_ERR(priv->reset_ctl),
+ "cannot get ethdr reset control\n");
platform_set_drvdata(pdev, priv);
ret = component_add(dev, &mtk_ethdr_component_ops);
if (ret)
- dev_notice(dev, "Failed to add component: %d\n", ret);
+ return dev_err_probe(dev, ret, "Failed to add component\n");
- return ret;
+ return 0;
}
static int mtk_ethdr_remove(struct platform_device *pdev)
diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi.c b/drivers/gpu/drm/mediatek/mtk_hdmi.c
index 0c784db9978b..7066c70d7eaf 100644
--- a/drivers/gpu/drm/mediatek/mtk_hdmi.c
+++ b/drivers/gpu/drm/mediatek/mtk_hdmi.c
@@ -1432,19 +1432,13 @@ static int mtk_hdmi_dt_parse_pdata(struct mtk_hdmi *hdmi,
int ret;
ret = mtk_hdmi_get_all_clk(hdmi, np);
- if (ret) {
- if (ret != -EPROBE_DEFER)
- dev_err(dev, "Failed to get clocks: %d\n", ret);
-
- return ret;
- }
+ if (ret)
+ return dev_err_probe(dev, ret, "Failed to get clocks\n");
/* The CEC module handles HDMI hotplug detection */
cec_np = of_get_compatible_child(np->parent, "mediatek,mt8173-cec");
- if (!cec_np) {
- dev_err(dev, "Failed to find CEC node\n");
- return -EINVAL;
- }
+ if (!cec_np)
+ return dev_err_probe(dev, -EINVAL, "Failed to find CEC node\n");
cec_pdev = of_find_device_by_node(cec_np);
if (!cec_pdev) {
diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi_ddc.c b/drivers/gpu/drm/mediatek/mtk_hdmi_ddc.c
index dfd1f07b39f0..e4bfef13e0e5 100644
--- a/drivers/gpu/drm/mediatek/mtk_hdmi_ddc.c
+++ b/drivers/gpu/drm/mediatek/mtk_hdmi_ddc.c
@@ -279,20 +279,16 @@ static int mtk_hdmi_ddc_probe(struct platform_device *pdev)
return -ENOMEM;
ddc->clk = devm_clk_get(dev, "ddc-i2c");
- if (IS_ERR(ddc->clk)) {
- dev_err(dev, "get ddc_clk failed: %p ,\n", ddc->clk);
- return PTR_ERR(ddc->clk);
- }
+ if (IS_ERR(ddc->clk))
+ return dev_err_probe(dev, PTR_ERR(ddc->clk), "get ddc_clk failed\n");
ddc->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &mem);
if (IS_ERR(ddc->regs))
return PTR_ERR(ddc->regs);
ret = clk_prepare_enable(ddc->clk);
- if (ret) {
- dev_err(dev, "enable ddc clk failed!\n");
- return ret;
- }
+ if (ret)
+ return dev_err_probe(dev, ret, "enable ddc clk failed!\n");
strscpy(ddc->adap.name, "mediatek-hdmi-ddc", sizeof(ddc->adap.name));
ddc->adap.owner = THIS_MODULE;
diff --git a/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c b/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c
index 4eac4cbc0764..ed519b5a3273 100644
--- a/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c
+++ b/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c
@@ -286,16 +286,12 @@ static int mtk_mdp_rdma_probe(struct platform_device *pdev)
return -ENOMEM;
priv->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
- if (IS_ERR(priv->regs)) {
- dev_err(dev, "failed to ioremap rdma\n");
- return PTR_ERR(priv->regs);
- }
+ if (IS_ERR(priv->regs))
+ return dev_err_probe(dev, PTR_ERR(priv->regs), "failed to ioremap rdma\n");
priv->clk = devm_clk_get(dev, NULL);
- if (IS_ERR(priv->clk)) {
- dev_err(dev, "failed to get rdma clk\n");
- return PTR_ERR(priv->clk);
- }
+ if (IS_ERR(priv->clk))
+ return dev_err_probe(dev, PTR_ERR(priv->clk), "failed to get rdma clk\n");
#if IS_REACHABLE(CONFIG_MTK_CMDQ)
ret = cmdq_dev_get_client_reg(dev, &priv->cmdq_reg, 0);
@@ -307,11 +303,11 @@ static int mtk_mdp_rdma_probe(struct platform_device *pdev)
pm_runtime_enable(dev);
ret = component_add(dev, &mtk_mdp_rdma_component_ops);
- if (ret != 0) {
+ if (ret) {
pm_runtime_disable(dev);
- dev_err(dev, "Failed to add component: %d\n", ret);
+ return dev_err_probe(dev, ret, "Failed to add component\n");
}
- return ret;
+ return 0;
}
static int mtk_mdp_rdma_remove(struct platform_device *pdev)
--
2.40.1
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