[PATCH] drm/sun4i: Make use of the helper function devm_platform_ioremap_resource()
From: Cai Huoqing <hidden>
Date: 2021-08-31 13:58:09
Also in:
dri-devel, linux-sunxi, lkml
Subsystem:
drm driver for allwinner de2 and de3 engine, drm drivers, drm drivers and misc gpu patches, drm drivers for allwinner a10, the rest · Maintainers:
Chen-Yu Tsai, David Airlie, Simona Vetter, Maarten Lankhorst, Maxime Ripard, Thomas Zimmermann, Linus Torvalds
Use the devm_platform_ioremap_resource() helper instead of calling platform_get_resource() and devm_ioremap_resource() separately Signed-off-by: Cai Huoqing <redacted> --- drivers/gpu/drm/sun4i/sun4i_backend.c | 4 +--- drivers/gpu/drm/sun4i/sun4i_frontend.c | 4 +--- drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c | 4 +--- drivers/gpu/drm/sun4i/sun4i_tcon.c | 4 +--- drivers/gpu/drm/sun4i/sun4i_tv.c | 4 +--- drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c | 4 +--- drivers/gpu/drm/sun4i/sun8i_mixer.c | 4 +--- drivers/gpu/drm/sun4i/sun8i_tcon_top.c | 4 +--- 8 files changed, 8 insertions(+), 24 deletions(-)
diff --git a/drivers/gpu/drm/sun4i/sun4i_backend.c b/drivers/gpu/drm/sun4i/sun4i_backend.c
index bf8cfefa0365..f52ff4e6c662 100644
--- a/drivers/gpu/drm/sun4i/sun4i_backend.c
+++ b/drivers/gpu/drm/sun4i/sun4i_backend.c@@ -782,7 +782,6 @@ static int sun4i_backend_bind(struct device *dev, struct device *master, struct sun4i_drv *drv = drm->dev_private; struct sun4i_backend *backend; const struct sun4i_backend_quirks *quirks; - struct resource *res; void __iomem *regs; int i, ret;
@@ -815,8 +814,7 @@ static int sun4i_backend_bind(struct device *dev, struct device *master, if (IS_ERR(backend->frontend)) dev_warn(dev, "Couldn't find matching frontend, frontend features disabled\n"); - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - regs = devm_ioremap_resource(dev, res); + regs = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(regs)) return PTR_ERR(regs);
diff --git a/drivers/gpu/drm/sun4i/sun4i_frontend.c b/drivers/gpu/drm/sun4i/sun4i_frontend.c
index edb60ae0a9b7..56ae38389db0 100644
--- a/drivers/gpu/drm/sun4i/sun4i_frontend.c
+++ b/drivers/gpu/drm/sun4i/sun4i_frontend.c@@ -561,7 +561,6 @@ static int sun4i_frontend_bind(struct device *dev, struct device *master, struct sun4i_frontend *frontend; struct drm_device *drm = data; struct sun4i_drv *drv = drm->dev_private; - struct resource *res; void __iomem *regs; frontend = devm_kzalloc(dev, sizeof(*frontend), GFP_KERNEL);
@@ -576,8 +575,7 @@ static int sun4i_frontend_bind(struct device *dev, struct device *master, if (!frontend->data) return -ENODEV; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - regs = devm_ioremap_resource(dev, res); + regs = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(regs)) return PTR_ERR(regs);
diff --git a/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c b/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c
index 2f2c9f0a1071..3799a745b7dd 100644
--- a/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c
+++ b/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c@@ -489,7 +489,6 @@ static int sun4i_hdmi_bind(struct device *dev, struct device *master, struct cec_connector_info conn_info; struct sun4i_drv *drv = drm->dev_private; struct sun4i_hdmi *hdmi; - struct resource *res; u32 reg; int ret;
@@ -504,8 +503,7 @@ static int sun4i_hdmi_bind(struct device *dev, struct device *master, if (!hdmi->variant) return -EINVAL; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - hdmi->base = devm_ioremap_resource(dev, res); + hdmi->base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(hdmi->base)) { dev_err(dev, "Couldn't map the HDMI encoder registers\n"); return PTR_ERR(hdmi->base);
diff --git a/drivers/gpu/drm/sun4i/sun4i_tcon.c b/drivers/gpu/drm/sun4i/sun4i_tcon.c
index 9f06dec0fc61..88db2d2a9336 100644
--- a/drivers/gpu/drm/sun4i/sun4i_tcon.c
+++ b/drivers/gpu/drm/sun4i/sun4i_tcon.c@@ -841,11 +841,9 @@ static int sun4i_tcon_init_regmap(struct device *dev, struct sun4i_tcon *tcon) { struct platform_device *pdev = to_platform_device(dev); - struct resource *res; void __iomem *regs; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - regs = devm_ioremap_resource(dev, res); + regs = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(regs)) return PTR_ERR(regs);
diff --git a/drivers/gpu/drm/sun4i/sun4i_tv.c b/drivers/gpu/drm/sun4i/sun4i_tv.c
index cb91bc11a0c7..94883abe0dfd 100644
--- a/drivers/gpu/drm/sun4i/sun4i_tv.c
+++ b/drivers/gpu/drm/sun4i/sun4i_tv.c@@ -538,7 +538,6 @@ static int sun4i_tv_bind(struct device *dev, struct device *master, struct drm_device *drm = data; struct sun4i_drv *drv = drm->dev_private; struct sun4i_tv *tv; - struct resource *res; void __iomem *regs; int ret;
@@ -548,8 +547,7 @@ static int sun4i_tv_bind(struct device *dev, struct device *master, tv->drv = drv; dev_set_drvdata(dev, tv); - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - regs = devm_ioremap_resource(dev, res); + regs = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(regs)) { dev_err(dev, "Couldn't map the TV encoder registers\n"); return PTR_ERR(regs);
diff --git a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c
index 4f5efcace68e..4371684697bd 100644
--- a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c
+++ b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c@@ -1104,7 +1104,6 @@ static int sun6i_dsi_probe(struct platform_device *pdev) struct device *dev = &pdev->dev; const char *bus_clk_name = NULL; struct sun6i_dsi *dsi; - struct resource *res; void __iomem *base; int ret;
@@ -1120,8 +1119,7 @@ static int sun6i_dsi_probe(struct platform_device *pdev) "allwinner,sun6i-a31-mipi-dsi")) bus_clk_name = "bus"; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - base = devm_ioremap_resource(dev, res); + base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(base)) { dev_err(dev, "Couldn't map the DSI encoder registers\n"); return PTR_ERR(base);
diff --git a/drivers/gpu/drm/sun4i/sun8i_mixer.c b/drivers/gpu/drm/sun4i/sun8i_mixer.c
index 5b42cf25cc86..f5e8aeaa3cdf 100644
--- a/drivers/gpu/drm/sun4i/sun8i_mixer.c
+++ b/drivers/gpu/drm/sun4i/sun8i_mixer.c@@ -337,7 +337,6 @@ static int sun8i_mixer_bind(struct device *dev, struct device *master, struct drm_device *drm = data; struct sun4i_drv *drv = drm->dev_private; struct sun8i_mixer *mixer; - struct resource *res; void __iomem *regs; unsigned int base; int plane_cnt;
@@ -390,8 +389,7 @@ static int sun8i_mixer_bind(struct device *dev, struct device *master, if (!mixer->cfg) return -EINVAL; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - regs = devm_ioremap_resource(dev, res); + regs = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(regs)) return PTR_ERR(regs);
diff --git a/drivers/gpu/drm/sun4i/sun8i_tcon_top.c b/drivers/gpu/drm/sun4i/sun8i_tcon_top.c
index 75d8e60c149d..1b9b8b48f4a7 100644
--- a/drivers/gpu/drm/sun4i/sun8i_tcon_top.c
+++ b/drivers/gpu/drm/sun4i/sun8i_tcon_top.c@@ -128,7 +128,6 @@ static int sun8i_tcon_top_bind(struct device *dev, struct device *master, struct clk_hw_onecell_data *clk_data; struct sun8i_tcon_top *tcon_top; const struct sun8i_tcon_top_quirks *quirks; - struct resource *res; void __iomem *regs; int ret, i;
@@ -158,8 +157,7 @@ static int sun8i_tcon_top_bind(struct device *dev, struct device *master, return PTR_ERR(tcon_top->bus); } - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - regs = devm_ioremap_resource(dev, res); + regs = devm_platform_ioremap_resource(pdev, 0); tcon_top->regs = regs; if (IS_ERR(regs)) return PTR_ERR(regs);
--
2.25.1
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