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path: root/drivers/gpu/drm/sti
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Diffstat (limited to 'drivers/gpu/drm/sti')
-rw-r--r--drivers/gpu/drm/sti/sti_compositor.c14
-rw-r--r--drivers/gpu/drm/sti/sti_dvo.c43
-rw-r--r--drivers/gpu/drm/sti/sti_hda.c40
-rw-r--r--drivers/gpu/drm/sti/sti_hdmi.c41
-rw-r--r--drivers/gpu/drm/sti/sti_hdmi.h2
-rw-r--r--drivers/gpu/drm/sti/sti_hqvdp.c14
-rw-r--r--drivers/gpu/drm/sti/sti_tvout.c14
-rw-r--r--drivers/gpu/drm/sti/sti_vtg.c14
8 files changed, 59 insertions, 123 deletions
diff --git a/drivers/gpu/drm/sti/sti_compositor.c b/drivers/gpu/drm/sti/sti_compositor.c
index 063f82d23d80..8c529b0cca8b 100644
--- a/drivers/gpu/drm/sti/sti_compositor.c
+++ b/drivers/gpu/drm/sti/sti_compositor.c
@@ -177,7 +177,6 @@ static int sti_compositor_probe(struct platform_device *pdev)
struct device_node *np = dev->of_node;
struct device_node *vtg_np;
struct sti_compositor *compo;
- struct resource *res;
unsigned int i;
compo = devm_kzalloc(dev, sizeof(*compo), GFP_KERNEL);
@@ -194,17 +193,10 @@ static int sti_compositor_probe(struct platform_device *pdev)
memcpy(&compo->data, of_match_node(compositor_of_match, np)->data,
sizeof(struct sti_compositor_data));
-
- /* Get Memory ressources */
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (res == NULL) {
- DRM_ERROR("Get memory resource failed\n");
- return -ENXIO;
- }
- compo->regs = devm_ioremap(dev, res->start, resource_size(res));
- if (compo->regs == NULL) {
+ compo->regs = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(compo->regs)) {
DRM_ERROR("Register mapping failed\n");
- return -ENXIO;
+ return PTR_ERR(compo->regs);
}
/* Get clock resources */
diff --git a/drivers/gpu/drm/sti/sti_dvo.c b/drivers/gpu/drm/sti/sti_dvo.c
index 4dcddd02629b..7484d3c3f4ed 100644
--- a/drivers/gpu/drm/sti/sti_dvo.c
+++ b/drivers/gpu/drm/sti/sti_dvo.c
@@ -97,7 +97,7 @@ struct sti_dvo {
struct dvo_config *config;
bool enabled;
struct drm_encoder *encoder;
- struct drm_bridge *bridge;
+ struct drm_bridge bridge;
};
struct sti_dvo_connector {
@@ -439,7 +439,6 @@ static int sti_dvo_bind(struct device *dev, struct device *master, void *data)
struct drm_encoder *encoder;
struct sti_dvo_connector *connector;
struct drm_connector *drm_connector;
- struct drm_bridge *bridge;
int err;
/* Set the drm device handle */
@@ -455,20 +454,14 @@ static int sti_dvo_bind(struct device *dev, struct device *master, void *data)
connector->dvo = dvo;
- bridge = devm_kzalloc(dev, sizeof(*bridge), GFP_KERNEL);
- if (!bridge)
- return -ENOMEM;
-
- bridge->driver_private = dvo;
- bridge->funcs = &sti_dvo_bridge_funcs;
- bridge->of_node = dvo->dev.of_node;
- drm_bridge_add(bridge);
+ dvo->bridge.driver_private = dvo;
+ dvo->bridge.of_node = dvo->dev.of_node;
+ drm_bridge_add(&dvo->bridge);
- err = drm_bridge_attach(encoder, bridge, NULL, 0);
+ err = drm_bridge_attach(encoder, &dvo->bridge, NULL, 0);
if (err)
return err;
- dvo->bridge = bridge;
connector->encoder = encoder;
dvo->encoder = encoder;
@@ -490,7 +483,7 @@ static int sti_dvo_bind(struct device *dev, struct device *master, void *data)
return 0;
err_sysfs:
- drm_bridge_remove(bridge);
+ drm_bridge_remove(&dvo->bridge);
return -EINVAL;
}
@@ -499,7 +492,7 @@ static void sti_dvo_unbind(struct device *dev,
{
struct sti_dvo *dvo = dev_get_drvdata(dev);
- drm_bridge_remove(dvo->bridge);
+ drm_bridge_remove(&dvo->bridge);
}
static const struct component_ops sti_dvo_ops = {
@@ -511,28 +504,20 @@ static int sti_dvo_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct sti_dvo *dvo;
- struct resource *res;
struct device_node *np = dev->of_node;
DRM_INFO("%s\n", __func__);
- dvo = devm_kzalloc(dev, sizeof(*dvo), GFP_KERNEL);
- if (!dvo) {
- DRM_ERROR("Failed to allocate memory for DVO\n");
- return -ENOMEM;
+ dvo = devm_drm_bridge_alloc(dev, struct sti_dvo, bridge, &sti_dvo_bridge_funcs);
+ if (IS_ERR(dvo)) {
+ DRM_ERROR("Failed to allocate DVO\n");
+ return PTR_ERR(dvo);
}
dvo->dev = pdev->dev;
-
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "dvo-reg");
- if (!res) {
- DRM_ERROR("Invalid dvo resource\n");
- return -ENOMEM;
- }
- dvo->regs = devm_ioremap(dev, res->start,
- resource_size(res));
- if (!dvo->regs)
- return -ENOMEM;
+ dvo->regs = devm_platform_ioremap_resource_byname(pdev, "dvo-reg");
+ if (IS_ERR(dvo->regs))
+ return PTR_ERR(dvo->regs);
dvo->clk_pix = devm_clk_get(dev, "dvo_pix");
if (IS_ERR(dvo->clk_pix)) {
diff --git a/drivers/gpu/drm/sti/sti_hda.c b/drivers/gpu/drm/sti/sti_hda.c
index 14fdc00d2ba0..2c015f563de9 100644
--- a/drivers/gpu/drm/sti/sti_hda.c
+++ b/drivers/gpu/drm/sti/sti_hda.c
@@ -246,6 +246,7 @@ struct sti_hda {
struct device dev;
struct drm_device *drm_dev;
struct drm_display_mode mode;
+ struct drm_bridge bridge;
void __iomem *regs;
void __iomem *video_dacs_ctrl;
struct clk *clk_pix;
@@ -262,6 +263,11 @@ struct sti_hda_connector {
#define to_sti_hda_connector(x) \
container_of(x, struct sti_hda_connector, drm_connector)
+static struct sti_hda *drm_bridge_to_sti_hda(struct drm_bridge *bridge)
+{
+ return container_of(bridge, struct sti_hda, bridge);
+}
+
static u32 hda_read(struct sti_hda *hda, int offset)
{
return readl(hda->regs + offset);
@@ -401,7 +407,7 @@ static void sti_hda_configure_awg(struct sti_hda *hda, u32 *awg_instr, int nb)
static void sti_hda_disable(struct drm_bridge *bridge)
{
- struct sti_hda *hda = bridge->driver_private;
+ struct sti_hda *hda = drm_bridge_to_sti_hda(bridge);
u32 val;
if (!hda->enabled)
@@ -426,7 +432,7 @@ static void sti_hda_disable(struct drm_bridge *bridge)
static void sti_hda_pre_enable(struct drm_bridge *bridge)
{
- struct sti_hda *hda = bridge->driver_private;
+ struct sti_hda *hda = drm_bridge_to_sti_hda(bridge);
u32 val, i, mode_idx;
u32 src_filter_y, src_filter_c;
u32 *coef_y, *coef_c;
@@ -517,7 +523,7 @@ static void sti_hda_set_mode(struct drm_bridge *bridge,
const struct drm_display_mode *mode,
const struct drm_display_mode *adjusted_mode)
{
- struct sti_hda *hda = bridge->driver_private;
+ struct sti_hda *hda = drm_bridge_to_sti_hda(bridge);
u32 mode_idx;
int hddac_rate;
int ret;
@@ -677,7 +683,6 @@ static int sti_hda_bind(struct device *dev, struct device *master, void *data)
struct drm_encoder *encoder;
struct sti_hda_connector *connector;
struct drm_connector *drm_connector;
- struct drm_bridge *bridge;
int err;
/* Set the drm device handle */
@@ -693,13 +698,7 @@ static int sti_hda_bind(struct device *dev, struct device *master, void *data)
connector->hda = hda;
- bridge = devm_kzalloc(dev, sizeof(*bridge), GFP_KERNEL);
- if (!bridge)
- return -ENOMEM;
-
- bridge->driver_private = hda;
- bridge->funcs = &sti_hda_bridge_funcs;
- drm_bridge_attach(encoder, bridge, NULL, 0);
+ drm_bridge_attach(encoder, &hda->bridge, NULL, 0);
connector->encoder = encoder;
@@ -745,21 +744,14 @@ static int sti_hda_probe(struct platform_device *pdev)
DRM_INFO("%s\n", __func__);
- hda = devm_kzalloc(dev, sizeof(*hda), GFP_KERNEL);
- if (!hda)
- return -ENOMEM;
+ hda = devm_drm_bridge_alloc(dev, struct sti_hda, bridge, &sti_hda_bridge_funcs);
+ if (IS_ERR(hda))
+ return PTR_ERR(hda);
hda->dev = pdev->dev;
-
- /* Get resources */
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "hda-reg");
- if (!res) {
- DRM_ERROR("Invalid hda resource\n");
- return -ENOMEM;
- }
- hda->regs = devm_ioremap(dev, res->start, resource_size(res));
- if (!hda->regs)
- return -ENOMEM;
+ hda->regs = devm_platform_ioremap_resource_byname(pdev, "hda-reg");
+ if (IS_ERR(hda->regs))
+ return PTR_ERR(hda->regs);
res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
"video-dacs-ctrl");
diff --git a/drivers/gpu/drm/sti/sti_hdmi.c b/drivers/gpu/drm/sti/sti_hdmi.c
index 164a34d793d8..4e7c3d78b2b9 100644
--- a/drivers/gpu/drm/sti/sti_hdmi.c
+++ b/drivers/gpu/drm/sti/sti_hdmi.c
@@ -168,6 +168,11 @@ struct sti_hdmi_connector {
#define to_sti_hdmi_connector(x) \
container_of(x, struct sti_hdmi_connector, drm_connector)
+static struct sti_hdmi *drm_bridge_to_sti_hdmi(struct drm_bridge *bridge)
+{
+ return container_of(bridge, struct sti_hdmi, bridge);
+}
+
static const struct drm_prop_enum_list colorspace_mode_names[] = {
{ HDMI_COLORSPACE_RGB, "rgb" },
{ HDMI_COLORSPACE_YUV422, "yuv422" },
@@ -749,7 +754,7 @@ static void hdmi_debugfs_init(struct sti_hdmi *hdmi, struct drm_minor *minor)
static void sti_hdmi_disable(struct drm_bridge *bridge)
{
- struct sti_hdmi *hdmi = bridge->driver_private;
+ struct sti_hdmi *hdmi = drm_bridge_to_sti_hdmi(bridge);
u32 val = hdmi_read(hdmi, HDMI_CFG);
@@ -881,7 +886,7 @@ static int hdmi_audio_configure(struct sti_hdmi *hdmi)
static void sti_hdmi_pre_enable(struct drm_bridge *bridge)
{
- struct sti_hdmi *hdmi = bridge->driver_private;
+ struct sti_hdmi *hdmi = drm_bridge_to_sti_hdmi(bridge);
DRM_DEBUG_DRIVER("\n");
@@ -936,7 +941,7 @@ static void sti_hdmi_set_mode(struct drm_bridge *bridge,
const struct drm_display_mode *mode,
const struct drm_display_mode *adjusted_mode)
{
- struct sti_hdmi *hdmi = bridge->driver_private;
+ struct sti_hdmi *hdmi = drm_bridge_to_sti_hdmi(bridge);
int ret;
DRM_DEBUG_DRIVER("\n");
@@ -1273,7 +1278,6 @@ static int sti_hdmi_bind(struct device *dev, struct device *master, void *data)
struct sti_hdmi_connector *connector;
struct cec_connector_info conn_info;
struct drm_connector *drm_connector;
- struct drm_bridge *bridge;
int err;
/* Set the drm device handle */
@@ -1289,13 +1293,7 @@ static int sti_hdmi_bind(struct device *dev, struct device *master, void *data)
connector->hdmi = hdmi;
- bridge = devm_kzalloc(dev, sizeof(*bridge), GFP_KERNEL);
- if (!bridge)
- return -EINVAL;
-
- bridge->driver_private = hdmi;
- bridge->funcs = &sti_hdmi_bridge_funcs;
- drm_bridge_attach(encoder, bridge, NULL, 0);
+ drm_bridge_attach(encoder, &hdmi->bridge, NULL, 0);
connector->encoder = encoder;
@@ -1380,15 +1378,14 @@ static int sti_hdmi_probe(struct platform_device *pdev)
struct device *dev = &pdev->dev;
struct sti_hdmi *hdmi;
struct device_node *np = dev->of_node;
- struct resource *res;
struct device_node *ddc;
int ret;
DRM_INFO("%s\n", __func__);
- hdmi = devm_kzalloc(dev, sizeof(*hdmi), GFP_KERNEL);
- if (!hdmi)
- return -ENOMEM;
+ hdmi = devm_drm_bridge_alloc(dev, struct sti_hdmi, bridge, &sti_hdmi_bridge_funcs);
+ if (IS_ERR(hdmi))
+ return PTR_ERR(hdmi);
ddc = of_parse_phandle(pdev->dev.of_node, "ddc", 0);
if (ddc) {
@@ -1399,17 +1396,9 @@ static int sti_hdmi_probe(struct platform_device *pdev)
}
hdmi->dev = pdev->dev;
-
- /* Get resources */
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "hdmi-reg");
- if (!res) {
- DRM_ERROR("Invalid hdmi resource\n");
- ret = -ENOMEM;
- goto release_adapter;
- }
- hdmi->regs = devm_ioremap(dev, res->start, resource_size(res));
- if (!hdmi->regs) {
- ret = -ENOMEM;
+ hdmi->regs = devm_platform_ioremap_resource_byname(pdev, "hdmi-reg");
+ if (IS_ERR(hdmi->regs)) {
+ ret = PTR_ERR(hdmi->regs);
goto release_adapter;
}
diff --git a/drivers/gpu/drm/sti/sti_hdmi.h b/drivers/gpu/drm/sti/sti_hdmi.h
index 6d4c3f57bc46..91d43dd46f13 100644
--- a/drivers/gpu/drm/sti/sti_hdmi.h
+++ b/drivers/gpu/drm/sti/sti_hdmi.h
@@ -12,6 +12,7 @@
#include <media/cec-notifier.h>
+#include <drm/drm_bridge.h>
#include <drm/drm_modes.h>
#include <drm/drm_property.h>
@@ -86,6 +87,7 @@ struct sti_hdmi {
struct hdmi_audio_params audio;
struct drm_connector *drm_connector;
struct cec_notifier *notifier;
+ struct drm_bridge bridge;
};
u32 hdmi_read(struct sti_hdmi *hdmi, int offset);
diff --git a/drivers/gpu/drm/sti/sti_hqvdp.c b/drivers/gpu/drm/sti/sti_hqvdp.c
index 0f658709c9d0..03684062309b 100644
--- a/drivers/gpu/drm/sti/sti_hqvdp.c
+++ b/drivers/gpu/drm/sti/sti_hqvdp.c
@@ -1356,7 +1356,6 @@ static int sti_hqvdp_probe(struct platform_device *pdev)
struct device *dev = &pdev->dev;
struct device_node *vtg_np;
struct sti_hqvdp *hqvdp;
- struct resource *res;
DRM_DEBUG_DRIVER("\n");
@@ -1367,17 +1366,10 @@ static int sti_hqvdp_probe(struct platform_device *pdev)
}
hqvdp->dev = dev;
-
- /* Get Memory resources */
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!res) {
- DRM_ERROR("Get memory resource failed\n");
- return -ENXIO;
- }
- hqvdp->regs = devm_ioremap(dev, res->start, resource_size(res));
- if (!hqvdp->regs) {
+ hqvdp->regs = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(hqvdp->regs)) {
DRM_ERROR("Register mapping failed\n");
- return -ENXIO;
+ return PTR_ERR(hqvdp->regs);
}
/* Get clock resources */
diff --git a/drivers/gpu/drm/sti/sti_tvout.c b/drivers/gpu/drm/sti/sti_tvout.c
index af6c06f448c4..6a464b035de8 100644
--- a/drivers/gpu/drm/sti/sti_tvout.c
+++ b/drivers/gpu/drm/sti/sti_tvout.c
@@ -838,7 +838,6 @@ static int sti_tvout_probe(struct platform_device *pdev)
struct device *dev = &pdev->dev;
struct device_node *node = dev->of_node;
struct sti_tvout *tvout;
- struct resource *res;
DRM_INFO("%s\n", __func__);
@@ -850,16 +849,9 @@ static int sti_tvout_probe(struct platform_device *pdev)
return -ENOMEM;
tvout->dev = dev;
-
- /* get memory resources */
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "tvout-reg");
- if (!res) {
- DRM_ERROR("Invalid glue resource\n");
- return -ENOMEM;
- }
- tvout->regs = devm_ioremap(dev, res->start, resource_size(res));
- if (!tvout->regs)
- return -ENOMEM;
+ tvout->regs = devm_platform_ioremap_resource_byname(pdev, "tvout-reg");
+ if (IS_ERR(tvout->regs))
+ return PTR_ERR(tvout->regs);
/* get reset resources */
tvout->reset = devm_reset_control_get(dev, "tvout");
diff --git a/drivers/gpu/drm/sti/sti_vtg.c b/drivers/gpu/drm/sti/sti_vtg.c
index 5ba469b711b5..ee81691b3203 100644
--- a/drivers/gpu/drm/sti/sti_vtg.c
+++ b/drivers/gpu/drm/sti/sti_vtg.c
@@ -380,23 +380,15 @@ static int vtg_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct sti_vtg *vtg;
- struct resource *res;
int ret;
vtg = devm_kzalloc(dev, sizeof(*vtg), GFP_KERNEL);
if (!vtg)
return -ENOMEM;
-
- /* Get Memory ressources */
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!res) {
- DRM_ERROR("Get memory resource failed\n");
- return -ENOMEM;
- }
- vtg->regs = devm_ioremap(dev, res->start, resource_size(res));
- if (!vtg->regs) {
+ vtg->regs = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(vtg->regs)) {
DRM_ERROR("failed to remap I/O memory\n");
- return -ENOMEM;
+ return PTR_ERR(vtg->regs);
}
vtg->irq = platform_get_irq(pdev, 0);
generated by cgit (git 2.34.1) at 2025-08-01 08:35:09 +0000