[PATCH] drm/exynos: Make use of the helper function devm_platform_ioremap_resource()
Cai Huoqing
caihuoqing at baidu.com
Tue Aug 31 07:49:58 UTC 2021
Use the devm_platform_ioremap_resource() helper instead of
calling platform_get_resource() and devm_ioremap_resource()
separately
Signed-off-by: Cai Huoqing <caihuoqing at baidu.com>
---
drivers/gpu/drm/exynos/exynos5433_drm_decon.c | 4 +---
drivers/gpu/drm/exynos/exynos_drm_dsi.c | 4 +---
drivers/gpu/drm/exynos/exynos_drm_fimc.c | 5 +----
drivers/gpu/drm/exynos/exynos_drm_fimd.c | 4 +---
drivers/gpu/drm/exynos/exynos_drm_g2d.c | 5 +----
drivers/gpu/drm/exynos/exynos_drm_gsc.c | 6 +-----
drivers/gpu/drm/exynos/exynos_drm_rotator.c | 4 +---
drivers/gpu/drm/exynos/exynos_drm_scaler.c | 4 +---
drivers/gpu/drm/exynos/exynos_hdmi.c | 4 +---
9 files changed, 9 insertions(+), 31 deletions(-)
diff --git a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
index 9870c4e6af36..b5001db7a95c 100644
--- 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 e39fac889edc..8d137857818c 100644
--- 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 a3c718148c45..ecfd82d0afb7 100644
--- 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 700ca4fa6665..c735e53939d8 100644
--- 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 b00230626c6a..471fd6c8135f 100644
--- 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 90d7bf906885..166a80262896 100644
--- 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 ee61be4cf152..dec7df35baa9 100644
--- 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 f9ae5b038d59..3a7851b7dc66 100644
--- 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 c769dec576de..7655142a4651 100644
--- 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;
--
2.25.1
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