drm/exynos: Make use of the helper function devm_platform_ioremap_resource()

Use the devm_platform_ioremap_resource() helper instead of
calling platform_get_resource() and devm_ioremap_resource()
separately

Signed-off-by: Cai Huoqing <caihuoqing@baidu.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>

diff --git a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
index 9870c4e..b5001db 100644 (file)
--- a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
+++ b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
@@ -793,7 +793,6 @@ static int exynos5433_decon_probe(struct platform_device *pdev)
 {
        struct device *dev = &pdev->dev;
        struct decon_context *ctx;
-       struct resource *res;
        int ret;
        int i;
 
@@ -818,8 +817,7 @@ static int exynos5433_decon_probe(struct platform_device *pdev)
                ctx->clks[i] = clk;
        }
 
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       ctx->addr = devm_ioremap_resource(dev, res);
+       ctx->addr = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(ctx->addr))
                return PTR_ERR(ctx->addr);
 

diff --git a/drivers/gpu/drm/exynos/exynos_drm_dsi.c b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
index e39fac8..8d13785 100644 (file)
--- a/drivers/gpu/drm/exynos/exynos_drm_dsi.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
@@ -1738,7 +1738,6 @@ static const struct component_ops exynos_dsi_component_ops = {
 static int exynos_dsi_probe(struct platform_device *pdev)
 {
        struct device *dev = &pdev->dev;
-       struct resource *res;
        struct exynos_dsi *dsi;
        int ret, i;
 
@@ -1789,8 +1788,7 @@ static int exynos_dsi_probe(struct platform_device *pdev)
                }
        }
 
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       dsi->reg_base = devm_ioremap_resource(dev, res);
+       dsi->reg_base = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(dsi->reg_base))
                return PTR_ERR(dsi->reg_base);
 

diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimc.c b/drivers/gpu/drm/exynos/exynos_drm_fimc.c
index a3c7181..ecfd82d 100644 (file)
--- a/drivers/gpu/drm/exynos/exynos_drm_fimc.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fimc.c
@@ -85,7 +85,6 @@ struct fimc_scaler {
 /*
  * A structure of fimc context.
  *
- * @regs_res: register resources.
  * @regs: memory mapped io registers.
  * @lock: locking of operations.
  * @clocks: fimc clocks.
@@ -103,7 +102,6 @@ struct fimc_context {
        struct exynos_drm_ipp_formats   *formats;
        unsigned int                    num_formats;
 
-       struct resource *regs_res;
        void __iomem    *regs;
        spinlock_t      lock;
        struct clk      *clocks[FIMC_CLKS_MAX];
@@ -1327,8 +1325,7 @@ static int fimc_probe(struct platform_device *pdev)
        ctx->num_formats = num_formats;
 
        /* resource memory */
-       ctx->regs_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       ctx->regs = devm_ioremap_resource(dev, ctx->regs_res);
+       ctx->regs = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(ctx->regs))
                return PTR_ERR(ctx->regs);
 

diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
index 700ca4f..c735e53 100644 (file)
--- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
@@ -1202,9 +1202,7 @@ static int fimd_probe(struct platform_device *pdev)
                return PTR_ERR(ctx->lcd_clk);
        }
 
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-
-       ctx->regs = devm_ioremap_resource(dev, res);
+       ctx->regs = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(ctx->regs))
                return PTR_ERR(ctx->regs);
 

diff --git a/drivers/gpu/drm/exynos/exynos_drm_g2d.c b/drivers/gpu/drm/exynos/exynos_drm_g2d.c
index b002306..471fd6c 100644 (file)
--- a/drivers/gpu/drm/exynos/exynos_drm_g2d.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_g2d.c
@@ -1449,7 +1449,6 @@ static const struct component_ops g2d_component_ops = {
 static int g2d_probe(struct platform_device *pdev)
 {
        struct device *dev = &pdev->dev;
-       struct resource *res;
        struct g2d_data *g2d;
        int ret;
 
@@ -1491,9 +1490,7 @@ static int g2d_probe(struct platform_device *pdev)
        clear_bit(G2D_BIT_SUSPEND_RUNQUEUE, &g2d->flags);
        clear_bit(G2D_BIT_ENGINE_BUSY, &g2d->flags);
 
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-
-       g2d->regs = devm_ioremap_resource(dev, res);
+       g2d->regs = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(g2d->regs)) {
                ret = PTR_ERR(g2d->regs);
                goto err_put_clk;

diff --git a/drivers/gpu/drm/exynos/exynos_drm_gsc.c b/drivers/gpu/drm/exynos/exynos_drm_gsc.c
index 90d7bf9..166a802 100644 (file)
--- a/drivers/gpu/drm/exynos/exynos_drm_gsc.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_gsc.c
@@ -86,7 +86,6 @@ struct gsc_scaler {
 /*
  * A structure of gsc context.
  *
- * @regs_res: register resources.
  * @regs: memory mapped io registers.
  * @gsc_clk: gsc gate clock.
  * @sc: scaler infomations.
@@ -103,7 +102,6 @@ struct gsc_context {
        struct exynos_drm_ipp_formats   *formats;
        unsigned int                    num_formats;
 
-       struct resource *regs_res;
        void __iomem    *regs;
        const char      **clk_names;
        struct clk      *clocks[GSC_MAX_CLOCKS];
@@ -1272,9 +1270,7 @@ static int gsc_probe(struct platform_device *pdev)
                }
        }
 
-       /* resource memory */
-       ctx->regs_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       ctx->regs = devm_ioremap_resource(dev, ctx->regs_res);
+       ctx->regs = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(ctx->regs))
                return PTR_ERR(ctx->regs);
 

diff --git a/drivers/gpu/drm/exynos/exynos_drm_rotator.c b/drivers/gpu/drm/exynos/exynos_drm_rotator.c
index ee61be4..dec7df3 100644 (file)
--- a/drivers/gpu/drm/exynos/exynos_drm_rotator.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_rotator.c
@@ -278,7 +278,6 @@ static const struct component_ops rotator_component_ops = {
 static int rotator_probe(struct platform_device *pdev)
 {
        struct device *dev = &pdev->dev;
-       struct resource *regs_res;
        struct rot_context *rot;
        const struct rot_variant *variant;
        int irq;
@@ -292,8 +291,7 @@ static int rotator_probe(struct platform_device *pdev)
        rot->formats = variant->formats;
        rot->num_formats = variant->num_formats;
        rot->dev = dev;
-       regs_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       rot->regs = devm_ioremap_resource(dev, regs_res);
+       rot->regs = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(rot->regs))
                return PTR_ERR(rot->regs);
 

diff --git a/drivers/gpu/drm/exynos/exynos_drm_scaler.c b/drivers/gpu/drm/exynos/exynos_drm_scaler.c
index f9ae5b0..3a7851b 100644 (file)
--- a/drivers/gpu/drm/exynos/exynos_drm_scaler.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_scaler.c
@@ -485,7 +485,6 @@ static const struct component_ops scaler_component_ops = {
 static int scaler_probe(struct platform_device *pdev)
 {
        struct device *dev = &pdev->dev;
-       struct resource *regs_res;
        struct scaler_context *scaler;
        int irq;
        int ret, i;
@@ -498,8 +497,7 @@ static int scaler_probe(struct platform_device *pdev)
                (struct scaler_data *)of_device_get_match_data(dev);
 
        scaler->dev = dev;
-       regs_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       scaler->regs = devm_ioremap_resource(dev, regs_res);
+       scaler->regs = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(scaler->regs))
                return PTR_ERR(scaler->regs);
 

diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c
index c769dec..7655142 100644 (file)
--- a/drivers/gpu/drm/exynos/exynos_hdmi.c
+++ b/drivers/gpu/drm/exynos/exynos_hdmi.c
@@ -1957,7 +1957,6 @@ static int hdmi_probe(struct platform_device *pdev)
        struct hdmi_audio_infoframe *audio_infoframe;
        struct device *dev = &pdev->dev;
        struct hdmi_context *hdata;
-       struct resource *res;
        int ret;
 
        hdata = devm_kzalloc(dev, sizeof(struct hdmi_context), GFP_KERNEL);
@@ -1979,8 +1978,7 @@ static int hdmi_probe(struct platform_device *pdev)
                return ret;
        }
 
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       hdata->regs = devm_ioremap_resource(dev, res);
+       hdata->regs = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(hdata->regs)) {
                ret = PTR_ERR(hdata->regs);
                return ret;