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path: root/drivers/clk/clk.c
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Diffstat (limited to 'drivers/clk/clk.c')
-rw-r--r--drivers/clk/clk.c65
1 files changed, 54 insertions, 11 deletions
diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c
index 473563bc74..2253c154a8 100644
--- a/drivers/clk/clk.c
+++ b/drivers/clk/clk.c
@@ -3188,28 +3188,41 @@ static void clk_summary_show_one(struct seq_file *s, struct clk_core *c,
int level)
{
int phase;
+ struct clk *clk_user;
+ int multi_node = 0;
- seq_printf(s, "%*s%-*s %7d %8d %8d %11lu %10lu ",
+ seq_printf(s, "%*s%-*s %-7d %-8d %-8d %-11lu %-10lu ",
level * 3 + 1, "",
- 30 - level * 3, c->name,
+ 35 - level * 3, c->name,
c->enable_count, c->prepare_count, c->protect_count,
clk_core_get_rate_recalc(c),
clk_core_get_accuracy_recalc(c));
phase = clk_core_get_phase(c);
if (phase >= 0)
- seq_printf(s, "%5d", phase);
+ seq_printf(s, "%-5d", phase);
else
seq_puts(s, "-----");
- seq_printf(s, " %6d", clk_core_get_scaled_duty_cycle(c, 100000));
+ seq_printf(s, " %-6d", clk_core_get_scaled_duty_cycle(c, 100000));
if (c->ops->is_enabled)
- seq_printf(s, " %9c\n", clk_core_is_enabled(c) ? 'Y' : 'N');
+ seq_printf(s, " %5c ", clk_core_is_enabled(c) ? 'Y' : 'N');
else if (!c->ops->enable)
- seq_printf(s, " %9c\n", 'Y');
+ seq_printf(s, " %5c ", 'Y');
else
- seq_printf(s, " %9c\n", '?');
+ seq_printf(s, " %5c ", '?');
+
+ hlist_for_each_entry(clk_user, &c->clks, clks_node) {
+ seq_printf(s, "%*s%-*s %-25s\n",
+ level * 3 + 2 + 105 * multi_node, "",
+ 30,
+ clk_user->dev_id ? clk_user->dev_id : "deviceless",
+ clk_user->con_id ? clk_user->con_id : "no_connection_id");
+
+ multi_node = 1;
+ }
+
}
static void clk_summary_show_subtree(struct seq_file *s, struct clk_core *c,
@@ -3230,9 +3243,10 @@ static int clk_summary_show(struct seq_file *s, void *data)
struct clk_core *c;
struct hlist_head **lists = s->private;
- seq_puts(s, " enable prepare protect duty hardware\n");
- seq_puts(s, " clock count count count rate accuracy phase cycle enable\n");
- seq_puts(s, "-------------------------------------------------------------------------------------------------------\n");
+ seq_puts(s, " enable prepare protect duty hardware connection\n");
+ seq_puts(s, " clock count count count rate accuracy phase cycle enable consumer id\n");
+ seq_puts(s, "---------------------------------------------------------------------------------------------------------------------------------------------\n");
+
clk_prepare_lock();
@@ -3329,6 +3343,21 @@ static int clk_rate_set(void *data, u64 val)
#define clk_rate_mode 0644
+static int clk_phase_set(void *data, u64 val)
+{
+ struct clk_core *core = data;
+ int degrees = do_div(val, 360);
+ int ret;
+
+ clk_prepare_lock();
+ ret = clk_core_set_phase_nolock(core, degrees);
+ clk_prepare_unlock();
+
+ return ret;
+}
+
+#define clk_phase_mode 0644
+
static int clk_prepare_enable_set(void *data, u64 val)
{
struct clk_core *core = data;
@@ -3356,6 +3385,9 @@ DEFINE_DEBUGFS_ATTRIBUTE(clk_prepare_enable_fops, clk_prepare_enable_get,
#else
#define clk_rate_set NULL
#define clk_rate_mode 0444
+
+#define clk_phase_set NULL
+#define clk_phase_mode 0644
#endif
static int clk_rate_get(void *data, u64 *val)
@@ -3371,6 +3403,16 @@ static int clk_rate_get(void *data, u64 *val)
DEFINE_DEBUGFS_ATTRIBUTE(clk_rate_fops, clk_rate_get, clk_rate_set, "%llu\n");
+static int clk_phase_get(void *data, u64 *val)
+{
+ struct clk_core *core = data;
+
+ *val = core->phase;
+ return 0;
+}
+
+DEFINE_DEBUGFS_ATTRIBUTE(clk_phase_fops, clk_phase_get, clk_phase_set, "%llu\n");
+
static const struct {
unsigned long flag;
const char *name;
@@ -3564,7 +3606,8 @@ static void clk_debug_create_one(struct clk_core *core, struct dentry *pdentry)
debugfs_create_file("clk_min_rate", 0444, root, core, &clk_min_rate_fops);
debugfs_create_file("clk_max_rate", 0444, root, core, &clk_max_rate_fops);
debugfs_create_ulong("clk_accuracy", 0444, root, &core->accuracy);
- debugfs_create_u32("clk_phase", 0444, root, &core->phase);
+ debugfs_create_file("clk_phase", clk_phase_mode, root, core,
+ &clk_phase_fops);
debugfs_create_file("clk_flags", 0444, root, core, &clk_flags_fops);
debugfs_create_u32("clk_prepare_count", 0444, root, &core->prepare_count);
debugfs_create_u32("clk_enable_count", 0444, root, &core->enable_count);