Instead of open coding calls to platform_get_resource() followed by
devm_ioremap_resource(), perform a single call to the helper
devm_platform_ioremap_resource().

Also, in order to drop the now useless struct resource pointer in
all of the probe functions, it was also necessary to remove a
dev_dbg() in mtk_hdmi_ddc.c that was printing the iospace start/end.

This commit brings no functional changes.

Signed-off-by: AngeloGioacchino Del Regno 
<[email protected]>
---
 drivers/gpu/drm/mediatek/mtk_cec.c        | 3 +--
 drivers/gpu/drm/mediatek/mtk_disp_aal.c   | 4 +---
 drivers/gpu/drm/mediatek/mtk_disp_ccorr.c | 4 +---
 drivers/gpu/drm/mediatek/mtk_disp_color.c | 4 +---
 drivers/gpu/drm/mediatek/mtk_disp_gamma.c | 4 +---
 drivers/gpu/drm/mediatek/mtk_disp_merge.c | 4 +---
 drivers/gpu/drm/mediatek/mtk_disp_ovl.c   | 4 +---
 drivers/gpu/drm/mediatek/mtk_disp_rdma.c  | 4 +---
 drivers/gpu/drm/mediatek/mtk_dpi.c        | 3 +--
 drivers/gpu/drm/mediatek/mtk_dsi.c        | 4 +---
 drivers/gpu/drm/mediatek/mtk_hdmi.c       | 4 +---
 drivers/gpu/drm/mediatek/mtk_hdmi_ddc.c   | 6 +-----
 drivers/gpu/drm/mediatek/mtk_mdp_rdma.c   | 4 +---
 13 files changed, 13 insertions(+), 39 deletions(-)

diff --git a/drivers/gpu/drm/mediatek/mtk_cec.c 
b/drivers/gpu/drm/mediatek/mtk_cec.c
index b640bc0559e7..c3b89a5c138a 100644
--- a/drivers/gpu/drm/mediatek/mtk_cec.c
+++ b/drivers/gpu/drm/mediatek/mtk_cec.c
@@ -195,8 +195,7 @@ static int mtk_cec_probe(struct platform_device *pdev)
        platform_set_drvdata(pdev, cec);
        spin_lock_init(&cec->lock);
 
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       cec->regs = devm_ioremap_resource(dev, res);
+       cec->regs = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(cec->regs)) {
                ret = PTR_ERR(cec->regs);
                dev_err(dev, "Failed to ioremap cec: %d\n", ret);
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_aal.c 
b/drivers/gpu/drm/mediatek/mtk_disp_aal.c
index 8ddf7a97e583..bd1d67a5baff 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_aal.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_aal.c
@@ -104,7 +104,6 @@ static int mtk_disp_aal_probe(struct platform_device *pdev)
 {
        struct device *dev = &pdev->dev;
        struct mtk_disp_aal *priv;
-       struct resource *res;
        int ret;
 
        priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
@@ -117,8 +116,7 @@ static int mtk_disp_aal_probe(struct platform_device *pdev)
                return PTR_ERR(priv->clk);
        }
 
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       priv->regs = devm_ioremap_resource(dev, res);
+       priv->regs = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(priv->regs)) {
                dev_err(dev, "failed to ioremap aal\n");
                return PTR_ERR(priv->regs);
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c 
b/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c
index 1773379b2439..5cee84cce0be 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c
@@ -159,7 +159,6 @@ static int mtk_disp_ccorr_probe(struct platform_device 
*pdev)
 {
        struct device *dev = &pdev->dev;
        struct mtk_disp_ccorr *priv;
-       struct resource *res;
        int ret;
 
        priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
@@ -172,8 +171,7 @@ static int mtk_disp_ccorr_probe(struct platform_device 
*pdev)
                return PTR_ERR(priv->clk);
        }
 
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       priv->regs = devm_ioremap_resource(dev, res);
+       priv->regs = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(priv->regs)) {
                dev_err(dev, "failed to ioremap ccorr\n");
                return PTR_ERR(priv->regs);
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_color.c 
b/drivers/gpu/drm/mediatek/mtk_disp_color.c
index cac9206079e7..e3816730ab51 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_color.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_color.c
@@ -97,7 +97,6 @@ static int mtk_disp_color_probe(struct platform_device *pdev)
 {
        struct device *dev = &pdev->dev;
        struct mtk_disp_color *priv;
-       struct resource *res;
        int ret;
 
        priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
@@ -110,8 +109,7 @@ static int mtk_disp_color_probe(struct platform_device 
*pdev)
                return PTR_ERR(priv->clk);
        }
 
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       priv->regs = devm_ioremap_resource(dev, res);
+       priv->regs = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(priv->regs)) {
                dev_err(dev, "failed to ioremap color\n");
                return PTR_ERR(priv->regs);
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_gamma.c 
b/drivers/gpu/drm/mediatek/mtk_disp_gamma.c
index bd530e603264..6ab67e6392c7 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_gamma.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_gamma.c
@@ -263,7 +263,6 @@ static int mtk_disp_gamma_probe(struct platform_device 
*pdev)
 {
        struct device *dev = &pdev->dev;
        struct mtk_disp_gamma *priv;
-       struct resource *res;
        int ret;
 
        priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
@@ -276,8 +275,7 @@ static int mtk_disp_gamma_probe(struct platform_device 
*pdev)
                return PTR_ERR(priv->clk);
        }
 
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       priv->regs = devm_ioremap_resource(dev, res);
+       priv->regs = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(priv->regs)) {
                dev_err(dev, "failed to ioremap gamma\n");
                return PTR_ERR(priv->regs);
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_merge.c 
b/drivers/gpu/drm/mediatek/mtk_disp_merge.c
index 6428b6203ffe..ec4673448ad2 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_merge.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_merge.c
@@ -242,7 +242,6 @@ static const struct component_ops 
mtk_disp_merge_component_ops = {
 static int mtk_disp_merge_probe(struct platform_device *pdev)
 {
        struct device *dev = &pdev->dev;
-       struct resource *res;
        struct mtk_disp_merge *priv;
        int ret;
 
@@ -250,8 +249,7 @@ static int mtk_disp_merge_probe(struct platform_device 
*pdev)
        if (!priv)
                return -ENOMEM;
 
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       priv->regs = devm_ioremap_resource(dev, res);
+       priv->regs = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(priv->regs)) {
                dev_err(dev, "failed to ioremap merge\n");
                return PTR_ERR(priv->regs);
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c 
b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
index 8f52cc1f3fba..b61ddfcd880c 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
@@ -511,7 +511,6 @@ static int mtk_disp_ovl_probe(struct platform_device *pdev)
 {
        struct device *dev = &pdev->dev;
        struct mtk_disp_ovl *priv;
-       struct resource *res;
        int irq;
        int ret;
 
@@ -529,8 +528,7 @@ static int mtk_disp_ovl_probe(struct platform_device *pdev)
                return PTR_ERR(priv->clk);
        }
 
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       priv->regs = devm_ioremap_resource(dev, res);
+       priv->regs = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(priv->regs)) {
                dev_err(dev, "failed to ioremap ovl\n");
                return PTR_ERR(priv->regs);
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c 
b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c
index d4df17ad600a..dc8194734512 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c
@@ -314,7 +314,6 @@ static int mtk_disp_rdma_probe(struct platform_device *pdev)
 {
        struct device *dev = &pdev->dev;
        struct mtk_disp_rdma *priv;
-       struct resource *res;
        int irq;
        int ret;
 
@@ -332,8 +331,7 @@ static int mtk_disp_rdma_probe(struct platform_device *pdev)
                return PTR_ERR(priv->clk);
        }
 
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       priv->regs = devm_ioremap_resource(dev, res);
+       priv->regs = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(priv->regs)) {
                dev_err(dev, "failed to ioremap rdma\n");
                return PTR_ERR(priv->regs);
diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c 
b/drivers/gpu/drm/mediatek/mtk_dpi.c
index 45535dc7970f..07d8a9d4b008 100644
--- a/drivers/gpu/drm/mediatek/mtk_dpi.c
+++ b/drivers/gpu/drm/mediatek/mtk_dpi.c
@@ -1007,7 +1007,6 @@ static int mtk_dpi_probe(struct platform_device *pdev)
 {
        struct device *dev = &pdev->dev;
        struct mtk_dpi *dpi;
-       struct resource *mem;
        int ret;
 
        dpi = devm_kzalloc(dev, sizeof(*dpi), GFP_KERNEL);
@@ -1038,7 +1037,7 @@ static int mtk_dpi_probe(struct platform_device *pdev)
                        dev_dbg(&pdev->dev, "Cannot find pinctrl active!\n");
                }
        }
-       dpi->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &mem);
+       dpi->regs = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(dpi->regs))
                return dev_err_probe(dev, PTR_ERR(dpi->regs),
                                     "Failed to ioremap mem resource\n");
diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c 
b/drivers/gpu/drm/mediatek/mtk_dsi.c
index 19e2b042c9d5..50a816a092bd 100644
--- a/drivers/gpu/drm/mediatek/mtk_dsi.c
+++ b/drivers/gpu/drm/mediatek/mtk_dsi.c
@@ -1070,7 +1070,6 @@ static int mtk_dsi_probe(struct platform_device *pdev)
 {
        struct mtk_dsi *dsi;
        struct device *dev = &pdev->dev;
-       struct resource *regs;
        int irq_num;
        int ret;
 
@@ -1113,8 +1112,7 @@ static int mtk_dsi_probe(struct platform_device *pdev)
                goto err_unregister_host;
        }
 
-       regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       dsi->regs = devm_ioremap_resource(dev, regs);
+       dsi->regs = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(dsi->regs)) {
                ret = PTR_ERR(dsi->regs);
                dev_err(dev, "Failed to ioremap memory: %d\n", ret);
diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi.c 
b/drivers/gpu/drm/mediatek/mtk_hdmi.c
index 0a8e0a13f516..77f55d2b5dd1 100644
--- a/drivers/gpu/drm/mediatek/mtk_hdmi.c
+++ b/drivers/gpu/drm/mediatek/mtk_hdmi.c
@@ -1428,7 +1428,6 @@ static int mtk_hdmi_dt_parse_pdata(struct mtk_hdmi *hdmi,
        struct device_node *cec_np, *remote, *i2c_np;
        struct platform_device *cec_pdev;
        struct regmap *regmap;
-       struct resource *mem;
        int ret;
 
        ret = mtk_hdmi_get_all_clk(hdmi, np);
@@ -1474,8 +1473,7 @@ static int mtk_hdmi_dt_parse_pdata(struct mtk_hdmi *hdmi,
        }
        hdmi->sys_regmap = regmap;
 
-       mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       hdmi->regs = devm_ioremap_resource(dev, mem);
+       hdmi->regs = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(hdmi->regs)) {
                ret = PTR_ERR(hdmi->regs);
                goto put_device;
diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi_ddc.c 
b/drivers/gpu/drm/mediatek/mtk_hdmi_ddc.c
index 4d39ea0a05ca..e24154255960 100644
--- a/drivers/gpu/drm/mediatek/mtk_hdmi_ddc.c
+++ b/drivers/gpu/drm/mediatek/mtk_hdmi_ddc.c
@@ -271,7 +271,6 @@ static int mtk_hdmi_ddc_probe(struct platform_device *pdev)
 {
        struct device *dev = &pdev->dev;
        struct mtk_hdmi_ddc *ddc;
-       struct resource *mem;
        int ret;
 
        ddc = devm_kzalloc(dev, sizeof(struct mtk_hdmi_ddc), GFP_KERNEL);
@@ -284,8 +283,7 @@ static int mtk_hdmi_ddc_probe(struct platform_device *pdev)
                return PTR_ERR(ddc->clk);
        }
 
-       mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       ddc->regs = devm_ioremap_resource(&pdev->dev, mem);
+       ddc->regs = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(ddc->regs))
                return PTR_ERR(ddc->regs);
 
@@ -314,8 +312,6 @@ static int mtk_hdmi_ddc_probe(struct platform_device *pdev)
 
        dev_dbg(dev, "ddc->adap: %p\n", &ddc->adap);
        dev_dbg(dev, "ddc->clk: %p\n", ddc->clk);
-       dev_dbg(dev, "physical adr: %pa, end: %pa\n", &mem->start,
-               &mem->end);
 
        return 0;
 
diff --git a/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c 
b/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c
index e06db6e56b5f..0ededf7194b2 100644
--- a/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c
+++ b/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c
@@ -277,7 +277,6 @@ static const struct component_ops 
mtk_mdp_rdma_component_ops = {
 static int mtk_mdp_rdma_probe(struct platform_device *pdev)
 {
        struct device *dev = &pdev->dev;
-       struct resource *res;
        struct mtk_mdp_rdma *priv;
        int ret = 0;
 
@@ -285,8 +284,7 @@ static int mtk_mdp_rdma_probe(struct platform_device *pdev)
        if (!priv)
                return -ENOMEM;
 
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       priv->regs = devm_ioremap_resource(dev, res);
+       priv->regs = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(priv->regs)) {
                dev_err(dev, "failed to ioremap rdma\n");
                return PTR_ERR(priv->regs);
-- 
2.40.1

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