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Message-ID: <20210831135707.4676-1-caihuoqing@baidu.com>
Date: Tue, 31 Aug 2021 21:57:06 +0800
From: Cai Huoqing <caihuoqing@...du.com>
To: <caihuoqing@...du.com>
CC: Tomi Valkeinen <tomba@...nel.org>, David Airlie <airlied@...ux.ie>,
"Daniel Vetter" <daniel@...ll.ch>,
<dri-devel@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH] drm/omap: Make use of the helper function devm_platform_ioremap_resourcexxx()
Use the devm_platform_ioremap_resource_byname() helper instead of
calling platform_get_resource_byname() and devm_ioremap_resource()
separately
Use the devm_platform_ioremap_resource() helper instead of
calling platform_get_resource() and devm_ioremap_resource()
separately
Signed-off-by: Cai Huoqing <caihuoqing@...du.com>
---
drivers/gpu/drm/omapdrm/dss/dispc.c | 4 +---
drivers/gpu/drm/omapdrm/dss/dsi.c | 7 ++-----
drivers/gpu/drm/omapdrm/dss/dss.c | 4 +---
drivers/gpu/drm/omapdrm/dss/hdmi4_core.c | 4 +---
drivers/gpu/drm/omapdrm/dss/hdmi5_core.c | 5 +----
drivers/gpu/drm/omapdrm/dss/hdmi_phy.c | 5 +----
drivers/gpu/drm/omapdrm/dss/hdmi_pll.c | 4 +---
drivers/gpu/drm/omapdrm/dss/venc.c | 4 +---
drivers/gpu/drm/omapdrm/dss/video-pll.c | 8 ++------
9 files changed, 11 insertions(+), 34 deletions(-)
diff --git a/drivers/gpu/drm/omapdrm/dss/dispc.c b/drivers/gpu/drm/omapdrm/dss/dispc.c
index 5619420cc2cc..cee8c3952f3a 100644
--- a/drivers/gpu/drm/omapdrm/dss/dispc.c
+++ b/drivers/gpu/drm/omapdrm/dss/dispc.c
@@ -4725,7 +4725,6 @@ static int dispc_bind(struct device *dev, struct device *master, void *data)
struct dispc_device *dispc;
u32 rev;
int r = 0;
- struct resource *dispc_mem;
struct device_node *np = pdev->dev.of_node;
dispc = kzalloc(sizeof(*dispc), GFP_KERNEL);
@@ -4750,8 +4749,7 @@ static int dispc_bind(struct device *dev, struct device *master, void *data)
if (r)
goto err_free;
- dispc_mem = platform_get_resource(dispc->pdev, IORESOURCE_MEM, 0);
- dispc->base = devm_ioremap_resource(&pdev->dev, dispc_mem);
+ dispc->base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(dispc->base)) {
r = PTR_ERR(dispc->base);
goto err_free;
diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c
index 5f1722b040f4..4023cb8b311f 100644
--- a/drivers/gpu/drm/omapdrm/dss/dsi.c
+++ b/drivers/gpu/drm/omapdrm/dss/dsi.c
@@ -4884,7 +4884,6 @@ static int dsi_probe(struct platform_device *pdev)
struct device *dev = &pdev->dev;
struct dsi_data *dsi;
struct resource *dsi_mem;
- struct resource *res;
unsigned int i;
int r;
@@ -4921,13 +4920,11 @@ static int dsi_probe(struct platform_device *pdev)
if (IS_ERR(dsi->proto_base))
return PTR_ERR(dsi->proto_base);
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "phy");
- dsi->phy_base = devm_ioremap_resource(dev, res);
+ dsi->phy_base = devm_platform_ioremap_resource_byname(pdev, "phy");
if (IS_ERR(dsi->phy_base))
return PTR_ERR(dsi->phy_base);
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "pll");
- dsi->pll_base = devm_ioremap_resource(dev, res);
+ dsi->pll_base = devm_platform_ioremap_resource_byname(pdev, "pll");
if (IS_ERR(dsi->pll_base))
return PTR_ERR(dsi->pll_base);
diff --git a/drivers/gpu/drm/omapdrm/dss/dss.c b/drivers/gpu/drm/omapdrm/dss/dss.c
index d6a5862b4dbf..9a25ac91f383 100644
--- a/drivers/gpu/drm/omapdrm/dss/dss.c
+++ b/drivers/gpu/drm/omapdrm/dss/dss.c
@@ -1424,7 +1424,6 @@ static int dss_probe(struct platform_device *pdev)
const struct soc_device_attribute *soc;
struct dss_component_match_data cmatch;
struct component_match *match = NULL;
- struct resource *dss_mem;
struct dss_device *dss;
int r;
@@ -1452,8 +1451,7 @@ static int dss_probe(struct platform_device *pdev)
dss->feat = of_match_device(dss_of_match, &pdev->dev)->data;
/* Map I/O registers, get and setup clocks. */
- dss_mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- dss->base = devm_ioremap_resource(&pdev->dev, dss_mem);
+ dss->base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(dss->base)) {
r = PTR_ERR(dss->base);
goto err_free_dss;
diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi4_core.c b/drivers/gpu/drm/omapdrm/dss/hdmi4_core.c
index 35faa7f028c4..8720bf4f18fe 100644
--- a/drivers/gpu/drm/omapdrm/dss/hdmi4_core.c
+++ b/drivers/gpu/drm/omapdrm/dss/hdmi4_core.c
@@ -870,7 +870,6 @@ static const struct soc_device_attribute hdmi4_soc_devices[] = {
int hdmi4_core_init(struct platform_device *pdev, struct hdmi_core_data *core)
{
const struct hdmi4_features *features;
- struct resource *res;
const struct soc_device_attribute *soc;
soc = soc_device_match(hdmi4_soc_devices);
@@ -881,8 +880,7 @@ int hdmi4_core_init(struct platform_device *pdev, struct hdmi_core_data *core)
core->cts_swmode = features->cts_swmode;
core->audio_use_mclk = features->audio_use_mclk;
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "core");
- core->base = devm_ioremap_resource(&pdev->dev, res);
+ core->base = devm_platform_ioremap_resource_byname(pdev, "core");
if (IS_ERR(core->base))
return PTR_ERR(core->base);
diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c
index 6cc2ad7a420c..21564c38234f 100644
--- a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c
+++ b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c
@@ -872,10 +872,7 @@ int hdmi5_audio_config(struct hdmi_core_data *core, struct hdmi_wp_data *wp,
int hdmi5_core_init(struct platform_device *pdev, struct hdmi_core_data *core)
{
- struct resource *res;
-
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "core");
- core->base = devm_ioremap_resource(&pdev->dev, res);
+ core->base = devm_platform_ioremap_resource_byname(pdev, "core");
if (IS_ERR(core->base))
return PTR_ERR(core->base);
diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi_phy.c b/drivers/gpu/drm/omapdrm/dss/hdmi_phy.c
index 5dc200f09c3c..060e8f76f2be 100644
--- a/drivers/gpu/drm/omapdrm/dss/hdmi_phy.c
+++ b/drivers/gpu/drm/omapdrm/dss/hdmi_phy.c
@@ -182,15 +182,12 @@ static const struct hdmi_phy_features omap54xx_phy_feats = {
int hdmi_phy_init(struct platform_device *pdev, struct hdmi_phy_data *phy,
unsigned int version)
{
- struct resource *res;
-
if (version == 4)
phy->features = &omap44xx_phy_feats;
else
phy->features = &omap54xx_phy_feats;
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "phy");
- phy->base = devm_ioremap_resource(&pdev->dev, res);
+ phy->base = devm_platform_ioremap_resource_byname(pdev, "phy");
if (IS_ERR(phy->base))
return PTR_ERR(phy->base);
diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi_pll.c b/drivers/gpu/drm/omapdrm/dss/hdmi_pll.c
index 13bf649aba52..eea719243eaf 100644
--- a/drivers/gpu/drm/omapdrm/dss/hdmi_pll.c
+++ b/drivers/gpu/drm/omapdrm/dss/hdmi_pll.c
@@ -162,13 +162,11 @@ int hdmi_pll_init(struct dss_device *dss, struct platform_device *pdev,
struct hdmi_pll_data *pll, struct hdmi_wp_data *wp)
{
int r;
- struct resource *res;
pll->pdev = pdev;
pll->wp = wp;
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "pll");
- pll->base = devm_ioremap_resource(&pdev->dev, res);
+ pll->base = devm_platform_ioremap_resource_byname(pdev, "pll");
if (IS_ERR(pll->base))
return PTR_ERR(pll->base);
diff --git a/drivers/gpu/drm/omapdrm/dss/venc.c b/drivers/gpu/drm/omapdrm/dss/venc.c
index e522c17955d0..d70cc5e94e16 100644
--- a/drivers/gpu/drm/omapdrm/dss/venc.c
+++ b/drivers/gpu/drm/omapdrm/dss/venc.c
@@ -806,7 +806,6 @@ static const struct soc_device_attribute venc_soc_devices[] = {
static int venc_probe(struct platform_device *pdev)
{
struct venc_device *venc;
- struct resource *venc_mem;
int r;
venc = kzalloc(sizeof(*venc), GFP_KERNEL);
@@ -823,8 +822,7 @@ static int venc_probe(struct platform_device *pdev)
venc->config = &venc_config_pal_trm;
- venc_mem = platform_get_resource(venc->pdev, IORESOURCE_MEM, 0);
- venc->base = devm_ioremap_resource(&pdev->dev, venc_mem);
+ venc->base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(venc->base)) {
r = PTR_ERR(venc->base);
goto err_free;
diff --git a/drivers/gpu/drm/omapdrm/dss/video-pll.c b/drivers/gpu/drm/omapdrm/dss/video-pll.c
index b72c3ffddc9a..b6b52049f753 100644
--- a/drivers/gpu/drm/omapdrm/dss/video-pll.c
+++ b/drivers/gpu/drm/omapdrm/dss/video-pll.c
@@ -137,7 +137,6 @@ struct dss_pll *dss_video_pll_init(struct dss_device *dss,
const char * const clkctrl_name[] = { "pll1_clkctrl", "pll2_clkctrl" };
const char * const clkin_name[] = { "video1_clk", "video2_clk" };
- struct resource *res;
struct dss_video_pll *vpll;
void __iomem *pll_base, *clkctrl_base;
struct clk *clk;
@@ -146,16 +145,13 @@ struct dss_pll *dss_video_pll_init(struct dss_device *dss,
/* PLL CONTROL */
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, reg_name[id]);
- pll_base = devm_ioremap_resource(&pdev->dev, res);
+ pll_base = devm_platform_ioremap_resource_byname(pdev, reg_name[id]);
if (IS_ERR(pll_base))
return ERR_CAST(pll_base);
/* CLOCK CONTROL */
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
- clkctrl_name[id]);
- clkctrl_base = devm_ioremap_resource(&pdev->dev, res);
+ clkctrl_base = devm_platform_ioremap_resource_byname(pdev, clkctrl_name[id]);
if (IS_ERR(clkctrl_base))
return ERR_CAST(clkctrl_base);
--
2.25.1
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