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-rw-r--r--drivers/gpu/drm/omapdrm/dss/dispc.c13
-rw-r--r--drivers/gpu/drm/omapdrm/dss/dsi.c40
-rw-r--r--drivers/gpu/drm/omapdrm/dss/dss.c89
-rw-r--r--drivers/gpu/drm/omapdrm/dss/dss.h31
-rw-r--r--drivers/gpu/drm/omapdrm/dss/hdmi.h2
-rw-r--r--drivers/gpu/drm/omapdrm/dss/hdmi4.c9
-rw-r--r--drivers/gpu/drm/omapdrm/dss/hdmi5.c9
-rw-r--r--drivers/gpu/drm/omapdrm/dss/venc.c11
8 files changed, 141 insertions, 63 deletions
diff --git a/drivers/gpu/drm/omapdrm/dss/dispc.c b/drivers/gpu/drm/omapdrm/dss/dispc.c
index 867887151565..3428ffea70ee 100644
--- a/drivers/gpu/drm/omapdrm/dss/dispc.c
+++ b/drivers/gpu/drm/omapdrm/dss/dispc.c
@@ -167,6 +167,8 @@ static struct {
void __iomem *base;
struct dss_device *dss;
+ struct dss_debugfs_entry *debugfs;
+
int irq;
irq_handler_t user_handler;
void *user_data;
@@ -3268,7 +3270,7 @@ void dispc_dump_clocks(struct seq_file *s)
dispc_runtime_put();
}
-static void dispc_dump_regs(struct seq_file *s)
+static int dispc_dump_regs(struct seq_file *s, void *p)
{
int i, j;
const char *mgr_names[] = {
@@ -3289,7 +3291,7 @@ static void dispc_dump_regs(struct seq_file *s)
#define DUMPREG(r) seq_printf(s, "%-50s %08x\n", #r, dispc_read_reg(r))
if (dispc_runtime_get())
- return;
+ return 0;
/* DISPC common registers */
DUMPREG(DISPC_REVISION);
@@ -3461,6 +3463,8 @@ static void dispc_dump_regs(struct seq_file *s)
#undef DISPC_REG
#undef DUMPREG
+
+ return 0;
}
/* calculate clock rates using dividers in cinfo */
@@ -4620,7 +4624,8 @@ static int dispc_bind(struct device *dev, struct device *master, void *data)
dispc_set_ops(&dispc_ops);
- dss_debugfs_create_file("dispc", dispc_dump_regs);
+ dispc.debugfs = dss_debugfs_create_file("dispc", dispc_dump_regs,
+ &dispc);
return 0;
@@ -4632,6 +4637,8 @@ err_runtime_get:
static void dispc_unbind(struct device *dev, struct device *master,
void *data)
{
+ dss_debugfs_remove_file(dispc.debugfs);
+
dispc_set_ops(NULL);
pm_runtime_disable(dev);
diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c
index 26f4122f6784..a676d27dd479 100644
--- a/drivers/gpu/drm/omapdrm/dss/dsi.c
+++ b/drivers/gpu/drm/omapdrm/dss/dsi.c
@@ -401,6 +401,10 @@ struct dsi_data {
#endif
int debug_read;
int debug_write;
+ struct {
+ struct dss_debugfs_entry *irqs;
+ struct dss_debugfs_entry *regs;
+ } debugfs;
#ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
spinlock_t irq_stats_lock;
@@ -1660,18 +1664,20 @@ static void dsi_dump_dsidev_irqs(struct platform_device *dsidev,
#undef PIS
}
-static void dsi1_dump_irqs(struct seq_file *s)
+static int dsi1_dump_irqs(struct seq_file *s, void *p)
{
struct platform_device *dsidev = dsi_get_dsidev_from_id(0);
dsi_dump_dsidev_irqs(dsidev, s);
+ return 0;
}
-static void dsi2_dump_irqs(struct seq_file *s)
+static int dsi2_dump_irqs(struct seq_file *s, void *p)
{
struct platform_device *dsidev = dsi_get_dsidev_from_id(1);
dsi_dump_dsidev_irqs(dsidev, s);
+ return 0;
}
#endif
@@ -1759,18 +1765,20 @@ static void dsi_dump_dsidev_regs(struct platform_device *dsidev,
#undef DUMPREG
}
-static void dsi1_dump_regs(struct seq_file *s)
+static int dsi1_dump_regs(struct seq_file *s, void *p)
{
struct platform_device *dsidev = dsi_get_dsidev_from_id(0);
dsi_dump_dsidev_regs(dsidev, s);
+ return 0;
}
-static void dsi2_dump_regs(struct seq_file *s)
+static int dsi2_dump_regs(struct seq_file *s, void *p)
{
struct platform_device *dsidev = dsi_get_dsidev_from_id(1);
dsi_dump_dsidev_regs(dsidev, s);
+ return 0;
}
enum dsi_cio_power_state {
@@ -5569,15 +5577,22 @@ static int dsi_bind(struct device *dev, struct device *master, void *data)
dsi_runtime_put(dsidev);
if (dsi->module_id == 0)
- dss_debugfs_create_file("dsi1_regs", dsi1_dump_regs);
- else if (dsi->module_id == 1)
- dss_debugfs_create_file("dsi2_regs", dsi2_dump_regs);
-
+ dsi->debugfs.regs = dss_debugfs_create_file("dsi1_regs",
+ dsi1_dump_regs,
+ &dsi);
+ else
+ dsi->debugfs.regs = dss_debugfs_create_file("dsi2_regs",
+ dsi2_dump_regs,
+ &dsi);
#ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
if (dsi->module_id == 0)
- dss_debugfs_create_file("dsi1_irqs", dsi1_dump_irqs);
- else if (dsi->module_id == 1)
- dss_debugfs_create_file("dsi2_irqs", dsi2_dump_irqs);
+ dsi->debugfs.irqs = dss_debugfs_create_file("dsi1_irqs",
+ dsi1_dump_irqs,
+ &dsi);
+ else
+ dsi->debugfs.irqs = dss_debugfs_create_file("dsi2_irqs",
+ dsi2_dump_irqs,
+ &dsi);
#endif
return 0;
@@ -5596,6 +5611,9 @@ static void dsi_unbind(struct device *dev, struct device *master, void *data)
struct platform_device *dsidev = to_platform_device(dev);
struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
+ dss_debugfs_remove_file(dsi->debugfs.irqs);
+ dss_debugfs_remove_file(dsi->debugfs.regs);
+
of_platform_depopulate(&dsidev->dev);
WARN_ON(dsi->scp_clk_refcount > 0);
diff --git a/drivers/gpu/drm/omapdrm/dss/dss.c b/drivers/gpu/drm/omapdrm/dss/dss.c
index 4b00faa1a8cc..14a86e2c6d83 100644
--- a/drivers/gpu/drm/omapdrm/dss/dss.c
+++ b/drivers/gpu/drm/omapdrm/dss/dss.c
@@ -365,14 +365,14 @@ static void dss_dump_clocks(struct dss_device *dss, struct seq_file *s)
}
#endif
-static void dss_dump_regs(struct seq_file *s)
+static int dss_dump_regs(struct seq_file *s, void *p)
{
struct dss_device *dss = s->private;
#define DUMPREG(dss, r) seq_printf(s, "%-35s %08x\n", #r, dss_read_reg(dss, r))
if (dss_runtime_get(dss))
- return;
+ return 0;
DUMPREG(dss, DSS_REVISION);
DUMPREG(dss, DSS_SYSCONFIG);
@@ -387,6 +387,7 @@ static void dss_dump_regs(struct seq_file *s)
dss_runtime_put(dss);
#undef DUMPREG
+ return 0;
}
static int dss_get_channel_index(enum omap_channel channel)
@@ -888,7 +889,7 @@ struct dss_device *dss_get_device(struct device *dev)
/* DEBUGFS */
#if defined(CONFIG_OMAP2_DSS_DEBUGFS)
-static void dss_debug_dump_clocks(struct seq_file *s)
+static int dss_debug_dump_clocks(struct seq_file *s, void *p)
{
struct dss_device *dss = s->private;
@@ -897,28 +898,9 @@ static void dss_debug_dump_clocks(struct seq_file *s)
#ifdef CONFIG_OMAP2_DSS_DSI
dsi_dump_clocks(s);
#endif
-}
-
-static int dss_debug_show(struct seq_file *s, void *unused)
-{
- void (*func)(struct seq_file *) = s->private;
-
- func(s);
return 0;
}
-static int dss_debug_open(struct inode *inode, struct file *file)
-{
- return single_open(file, dss_debug_show, inode->i_private);
-}
-
-static const struct file_operations dss_debug_fops = {
- .open = dss_debug_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
-
static struct dentry *dss_debugfs_dir;
static int dss_initialize_debugfs(struct dss_device *dss)
@@ -931,9 +913,6 @@ static int dss_initialize_debugfs(struct dss_device *dss)
return err;
}
- debugfs_create_file("clk", S_IRUGO, dss_debugfs_dir,
- &dss_debug_dump_clocks, &dss_debug_fops);
-
return 0;
}
@@ -943,15 +922,59 @@ static void dss_uninitialize_debugfs(void)
debugfs_remove_recursive(dss_debugfs_dir);
}
-int dss_debugfs_create_file(const char *name, void (*write)(struct seq_file *))
+struct dss_debugfs_entry {
+ struct dentry *dentry;
+ int (*show_fn)(struct seq_file *s, void *data);
+ void *data;
+};
+
+static int dss_debug_open(struct inode *inode, struct file *file)
+{
+ struct dss_debugfs_entry *entry = inode->i_private;
+
+ return single_open(file, entry->show_fn, entry->data);
+}
+
+static const struct file_operations dss_debug_fops = {
+ .open = dss_debug_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+};
+
+struct dss_debugfs_entry *dss_debugfs_create_file(const char *name,
+ int (*show_fn)(struct seq_file *s, void *data), void *data)
{
+ struct dss_debugfs_entry *entry;
struct dentry *d;
- d = debugfs_create_file(name, S_IRUGO, dss_debugfs_dir,
- write, &dss_debug_fops);
+ entry = kzalloc(sizeof(*entry), GFP_KERNEL);
+ if (!entry)
+ return ERR_PTR(-ENOMEM);
+
+ entry->show_fn = show_fn;
+ entry->data = data;
- return PTR_ERR_OR_ZERO(d);
+ d = debugfs_create_file(name, 0444, dss_debugfs_dir, entry,
+ &dss_debug_fops);
+ if (IS_ERR(d)) {
+ kfree(entry);
+ return ERR_PTR(PTR_ERR(d));
+ }
+
+ entry->dentry = d;
+ return entry;
+}
+
+void dss_debugfs_remove_file(struct dss_debugfs_entry *entry)
+{
+ if (IS_ERR_OR_NULL(entry))
+ return;
+
+ debugfs_remove(entry->dentry);
+ kfree(entry);
}
+
#else /* CONFIG_OMAP2_DSS_DEBUGFS */
static inline int dss_initialize_debugfs(struct dss_device *dss)
{
@@ -1449,7 +1472,9 @@ static int dss_probe(struct platform_device *pdev)
if (r)
goto err_pm_runtime_disable;
- dss_debugfs_create_file("dss", dss_dump_regs);
+ dss->debugfs.clk = dss_debugfs_create_file("clk", dss_debug_dump_clocks,
+ dss);
+ dss->debugfs.dss = dss_debugfs_create_file("dss", dss_dump_regs, dss);
/* Add all the child devices as components. */
device_for_each_child(&pdev->dev, &match, dss_add_child_component);
@@ -1461,6 +1486,8 @@ static int dss_probe(struct platform_device *pdev)
return 0;
err_uninit_debugfs:
+ dss_debugfs_remove_file(dss->debugfs.clk);
+ dss_debugfs_remove_file(dss->debugfs.dss);
dss_uninitialize_debugfs();
err_pm_runtime_disable:
@@ -1488,6 +1515,8 @@ static int dss_remove(struct platform_device *pdev)
component_master_del(&pdev->dev, &dss_component_ops);
+ dss_debugfs_remove_file(dss->debugfs.clk);
+ dss_debugfs_remove_file(dss->debugfs.dss);
dss_uninitialize_debugfs();
pm_runtime_disable(&pdev->dev);
diff --git a/drivers/gpu/drm/omapdrm/dss/dss.h b/drivers/gpu/drm/omapdrm/dss/dss.h
index 89d708e8e970..ec8e40e09141 100644
--- a/drivers/gpu/drm/omapdrm/dss/dss.h
+++ b/drivers/gpu/drm/omapdrm/dss/dss.h
@@ -25,6 +25,10 @@
#include "omapdss.h"
+struct dss_debugfs_entry;
+struct platform_device;
+struct seq_file;
+
#define MAX_DSS_LCD_MANAGERS 3
#define MAX_NUM_DSI 2
@@ -233,9 +237,6 @@ struct dss_lcd_mgr_config {
int lcden_sig_polarity;
};
-struct seq_file;
-struct platform_device;
-
#define DSS_SZ_REGS SZ_512
struct dss_device {
@@ -261,6 +262,11 @@ struct dss_device {
const struct dss_features *feat;
+ struct {
+ struct dss_debugfs_entry *clk;
+ struct dss_debugfs_entry *dss;
+ } debugfs;
+
struct dss_pll *video1_pll;
struct dss_pll *video2_pll;
};
@@ -283,12 +289,20 @@ static inline bool dss_mgr_is_lcd(enum omap_channel id)
/* DSS */
#if defined(CONFIG_OMAP2_DSS_DEBUGFS)
-int dss_debugfs_create_file(const char *name, void (*write)(struct seq_file *));
+struct dss_debugfs_entry *dss_debugfs_create_file(const char *name,
+ int (*show_fn)(struct seq_file *s, void *data), void *data);
+void dss_debugfs_remove_file(struct dss_debugfs_entry *entry);
#else
-static inline int dss_debugfs_create_file(const char *name,
- void (*write)(struct seq_file *))
+static inline struct dss_debugfs_entry *
+dss_debugfs_create_file(const char *name,
+ int (*show_fn)(struct seq_file *s, void *data),
+ void *data)
+{
+ return NULL;
+}
+
+static inline void dss_debugfs_remove_file(struct dss_debugfs_entry *entry)
{
- return 0;
}
#endif /* CONFIG_OMAP2_DSS_DEBUGFS */
@@ -360,9 +374,6 @@ static inline void sdi_uninit_port(struct device_node *port)
#ifdef CONFIG_OMAP2_DSS_DSI
-struct dentry;
-struct file_operations;
-
void dsi_dump_clocks(struct seq_file *s);
void dsi_irq_handler(void);
diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi.h b/drivers/gpu/drm/omapdrm/dss/hdmi.h
index 0563e1955048..fa2fbdaa427c 100644
--- a/drivers/gpu/drm/omapdrm/dss/hdmi.h
+++ b/drivers/gpu/drm/omapdrm/dss/hdmi.h
@@ -361,6 +361,8 @@ struct omap_hdmi {
struct platform_device *pdev;
struct dss_device *dss;
+ struct dss_debugfs_entry *debugfs;
+
struct hdmi_wp_data wp;
struct hdmi_pll_data pll;
struct hdmi_phy_data phy;
diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi4.c b/drivers/gpu/drm/omapdrm/dss/hdmi4.c
index 3e4a5cf2d06f..e528b7a223e1 100644
--- a/drivers/gpu/drm/omapdrm/dss/hdmi4.c
+++ b/drivers/gpu/drm/omapdrm/dss/hdmi4.c
@@ -303,13 +303,13 @@ static void hdmi_display_get_timings(struct omap_dss_device *dssdev,
*vm = hdmi.cfg.vm;
}
-static void hdmi_dump_regs(struct seq_file *s)
+static int hdmi_dump_regs(struct seq_file *s, void *p)
{
mutex_lock(&hdmi.lock);
if (hdmi_runtime_get()) {
mutex_unlock(&hdmi.lock);
- return;
+ return 0;
}
hdmi_wp_dump(&hdmi.wp, s);
@@ -319,6 +319,7 @@ static void hdmi_dump_regs(struct seq_file *s)
hdmi_runtime_put();
mutex_unlock(&hdmi.lock);
+ return 0;
}
static int read_edid(u8 *buf, int len)
@@ -779,7 +780,7 @@ static int hdmi4_bind(struct device *dev, struct device *master, void *data)
return r;
}
- dss_debugfs_create_file("hdmi", hdmi_dump_regs);
+ hdmi.debugfs = dss_debugfs_create_file("hdmi", hdmi_dump_regs, &hdmi);
return 0;
err:
@@ -791,6 +792,8 @@ static void hdmi4_unbind(struct device *dev, struct device *master, void *data)
{
struct platform_device *pdev = to_platform_device(dev);
+ dss_debugfs_remove_file(hdmi.debugfs);
+
if (hdmi.audio_pdev)
platform_device_unregister(hdmi.audio_pdev);
diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5.c b/drivers/gpu/drm/omapdrm/dss/hdmi5.c
index e7a71012b1cd..b3b9d17eb0e2 100644
--- a/drivers/gpu/drm/omapdrm/dss/hdmi5.c
+++ b/drivers/gpu/drm/omapdrm/dss/hdmi5.c
@@ -299,13 +299,13 @@ static void hdmi_display_get_timings(struct omap_dss_device *dssdev,
*vm = hdmi.cfg.vm;
}
-static void hdmi_dump_regs(struct seq_file *s)
+static int hdmi_dump_regs(struct seq_file *s, void *p)
{
mutex_lock(&hdmi.lock);
if (hdmi_runtime_get()) {
mutex_unlock(&hdmi.lock);
- return;
+ return 0;
}
hdmi_wp_dump(&hdmi.wp, s);
@@ -315,6 +315,7 @@ static void hdmi_dump_regs(struct seq_file *s)
hdmi_runtime_put();
mutex_unlock(&hdmi.lock);
+ return 0;
}
static int read_edid(u8 *buf, int len)
@@ -776,7 +777,7 @@ static int hdmi5_bind(struct device *dev, struct device *master, void *data)
return r;
}
- dss_debugfs_create_file("hdmi", hdmi_dump_regs);
+ hdmi.debugfs = dss_debugfs_create_file("hdmi", hdmi_dump_regs, &hdmi);
return 0;
err:
@@ -788,6 +789,8 @@ static void hdmi5_unbind(struct device *dev, struct device *master, void *data)
{
struct platform_device *pdev = to_platform_device(dev);
+ dss_debugfs_remove_file(hdmi.debugfs);
+
if (hdmi.audio_pdev)
platform_device_unregister(hdmi.audio_pdev);
diff --git a/drivers/gpu/drm/omapdrm/dss/venc.c b/drivers/gpu/drm/omapdrm/dss/venc.c
index 08bae18be188..967a192e1789 100644
--- a/drivers/gpu/drm/omapdrm/dss/venc.c
+++ b/drivers/gpu/drm/omapdrm/dss/venc.c
@@ -327,6 +327,8 @@ static struct {
struct regulator *vdda_dac_reg;
struct dss_device *dss;
+ struct dss_debugfs_entry *debugfs;
+
struct clk *tv_dac_clk;
struct videomode vm;
@@ -670,12 +672,12 @@ static int venc_init_regulator(void)
return 0;
}
-static void venc_dump_regs(struct seq_file *s)
+static int venc_dump_regs(struct seq_file *s, void *p)
{
#define DUMPREG(r) seq_printf(s, "%-35s %08x\n", #r, venc_read_reg(r))
if (venc_runtime_get())
- return;
+ return 0;
DUMPREG(VENC_F_CONTROL);
DUMPREG(VENC_VIDOUT_CTRL);
@@ -722,6 +724,7 @@ static void venc_dump_regs(struct seq_file *s)
venc_runtime_put();
#undef DUMPREG
+ return 0;
}
static int venc_get_clocks(struct platform_device *pdev)
@@ -914,7 +917,7 @@ static int venc_bind(struct device *dev, struct device *master, void *data)
goto err_probe_of;
}
- dss_debugfs_create_file("venc", venc_dump_regs);
+ venc.debugfs = dss_debugfs_create_file("venc", venc_dump_regs, &venc);
venc_init_output(pdev);
@@ -930,6 +933,8 @@ static void venc_unbind(struct device *dev, struct device *master, void *data)
{
struct platform_device *pdev = to_platform_device(dev);
+ dss_debugfs_remove_file(venc.debugfs);
+
venc_uninit_output(pdev);
pm_runtime_disable(&pdev->dev);
generated by cgit v1.2.3 (git 2.25.1) at 2025-05-23 15:20:41 +0000