提交 90dffef5 编写于 作者: V Vincent Abriou

drm/sti: add debugfs entries for VID plane

Signed-off-by: NVincent Abriou <vincent.abriou@st.com>
Reviewed-by: NBenjamin Gaignard <benjamin.gaignard@linaro.org>
上级 670454bb
master alk-4.19.24 alk-4.19.30 alk-4.19.34 alk-4.19.36 alk-4.19.43 alk-4.19.48 alk-4.19.57 ck-4.19.67 ck-4.19.81 ck-4.19.91 github/fork/deepanshu1422/fix-typo-in-comment github/fork/haosdent/fix-typo linux-next v4.19.91 v4.19.90 v4.19.89 v4.19.88 v4.19.87 v4.19.86 v4.19.85 v4.19.84 v4.19.83 v4.19.82 v4.19.81 v4.19.80 v4.19.79 v4.19.78 v4.19.77 v4.19.76 v4.19.75 v4.19.74 v4.19.73 v4.19.72 v4.19.71 v4.19.70 v4.19.69 v4.19.68 v4.19.67 v4.19.66 v4.19.65 v4.19.64 v4.19.63 v4.19.62 v4.19.61 v4.19.60 v4.19.59 v4.19.58 v4.19.57 v4.19.56 v4.19.55 v4.19.54 v4.19.53 v4.19.52 v4.19.51 v4.19.50 v4.19.49 v4.19.48 v4.19.47 v4.19.46 v4.19.45 v4.19.44 v4.19.43 v4.19.42 v4.19.41 v4.19.40 v4.19.39 v4.19.38 v4.19.37 v4.19.36 v4.19.35 v4.19.34 v4.19.33 v4.19.32 v4.19.31 v4.19.30 v4.19.29 v4.19.28 v4.19.27 v4.19.26 v4.19.25 v4.19.24 v4.19.23 v4.19.22 v4.19.21 v4.19.20 v4.19.19 v4.19.18 v4.19.17 v4.19.16 v4.19.15 v4.19.14 v4.19.13 v4.19.12 v4.19.11 v4.19.10 v4.19.9 v4.19.8 v4.19.7 v4.19.6 v4.19.5 v4.19.4 v4.19.3 v4.19.2 v4.19.1 v4.19 v4.19-rc8 v4.19-rc7 v4.19-rc6 v4.19-rc5 v4.19-rc4 v4.19-rc3 v4.19-rc2 v4.19-rc1 ck-release-21 ck-release-20 ck-release-19.2 ck-release-19.1 ck-release-19 ck-release-18 ck-release-17.2 ck-release-17.1 ck-release-17 ck-release-16 ck-release-15.1 ck-release-15 ck-release-14 ck-release-13.2 ck-release-13 ck-release-12 ck-release-11 ck-release-10 ck-release-9 ck-release-7 alk-release-15 alk-release-14 alk-release-13.2 alk-release-13 alk-release-12 alk-release-11 alk-release-10 alk-release-9 alk-release-7
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...@@ -75,7 +75,7 @@ static int sti_compositor_bind(struct device *dev, ...@@ -75,7 +75,7 @@ static int sti_compositor_bind(struct device *dev,
switch (desc[i].type) { switch (desc[i].type) {
case STI_VID_SUBDEV: case STI_VID_SUBDEV:
compo->vid[vid_id++] = compo->vid[vid_id++] =
sti_vid_create(compo->dev, desc[i].id, sti_vid_create(compo->dev, drm_dev, desc[i].id,
compo->regs + desc[i].offset); compo->regs + desc[i].offset);
break; break;
case STI_MIXER_MAIN_SUBDEV: case STI_MIXER_MAIN_SUBDEV:
......
...@@ -54,6 +54,93 @@ ...@@ -54,6 +54,93 @@
#define VID_MIN_HD_HEIGHT 720 #define VID_MIN_HD_HEIGHT 720
#define DBGFS_DUMP(reg) seq_printf(s, "\n %-25s 0x%08X", #reg, \
readl(vid->regs + reg))
static void vid_dbg_ctl(struct seq_file *s, int val)
{
val = val >> 30;
seq_puts(s, "\t");
if (!(val & 1))
seq_puts(s, "NOT ");
seq_puts(s, "ignored on main mixer - ");
if (!(val & 2))
seq_puts(s, "NOT ");
seq_puts(s, "ignored on aux mixer");
}
static void vid_dbg_vpo(struct seq_file *s, int val)
{
seq_printf(s, "\txdo:%4d\tydo:%4d", val & 0x0FFF, (val >> 16) & 0x0FFF);
}
static void vid_dbg_vps(struct seq_file *s, int val)
{
seq_printf(s, "\txds:%4d\tyds:%4d", val & 0x0FFF, (val >> 16) & 0x0FFF);
}
static void vid_dbg_mst(struct seq_file *s, int val)
{
if (val & 1)
seq_puts(s, "\tBUFFER UNDERFLOW!");
}
static int vid_dbg_show(struct seq_file *s, void *arg)
{
struct drm_info_node *node = s->private;
struct sti_vid *vid = (struct sti_vid *)node->info_ent->data;
struct drm_device *dev = node->minor->dev;
int ret;
ret = mutex_lock_interruptible(&dev->struct_mutex);
if (ret)
return ret;
seq_printf(s, "VID: (vaddr= 0x%p)", vid->regs);
DBGFS_DUMP(VID_CTL);
vid_dbg_ctl(s, readl(vid->regs + VID_CTL));
DBGFS_DUMP(VID_ALP);
DBGFS_DUMP(VID_CLF);
DBGFS_DUMP(VID_VPO);
vid_dbg_vpo(s, readl(vid->regs + VID_VPO));
DBGFS_DUMP(VID_VPS);
vid_dbg_vps(s, readl(vid->regs + VID_VPS));
DBGFS_DUMP(VID_KEY1);
DBGFS_DUMP(VID_KEY2);
DBGFS_DUMP(VID_MPR0);
DBGFS_DUMP(VID_MPR1);
DBGFS_DUMP(VID_MPR2);
DBGFS_DUMP(VID_MPR3);
DBGFS_DUMP(VID_MST);
vid_dbg_mst(s, readl(vid->regs + VID_MST));
DBGFS_DUMP(VID_BC);
DBGFS_DUMP(VID_TINT);
DBGFS_DUMP(VID_CSAT);
seq_puts(s, "\n");
mutex_unlock(&dev->struct_mutex);
return 0;
}
static struct drm_info_list vid_debugfs_files[] = {
{ "vid", vid_dbg_show, 0, NULL },
};
static int vid_debugfs_init(struct sti_vid *vid, struct drm_minor *minor)
{
unsigned int i;
for (i = 0; i < ARRAY_SIZE(vid_debugfs_files); i++)
vid_debugfs_files[i].data = vid;
return drm_debugfs_create_files(vid_debugfs_files,
ARRAY_SIZE(vid_debugfs_files),
minor->debugfs_root, minor);
}
void sti_vid_commit(struct sti_vid *vid, void sti_vid_commit(struct sti_vid *vid,
struct drm_plane_state *state) struct drm_plane_state *state)
{ {
...@@ -122,8 +209,8 @@ static void sti_vid_init(struct sti_vid *vid) ...@@ -122,8 +209,8 @@ static void sti_vid_init(struct sti_vid *vid)
writel(VID_CSAT_DFLT, vid->regs + VID_CSAT); writel(VID_CSAT_DFLT, vid->regs + VID_CSAT);
} }
struct sti_vid *sti_vid_create(struct device *dev, int id, struct sti_vid *sti_vid_create(struct device *dev, struct drm_device *drm_dev,
void __iomem *baseaddr) int id, void __iomem *baseaddr)
{ {
struct sti_vid *vid; struct sti_vid *vid;
...@@ -139,5 +226,8 @@ struct sti_vid *sti_vid_create(struct device *dev, int id, ...@@ -139,5 +226,8 @@ struct sti_vid *sti_vid_create(struct device *dev, int id,
sti_vid_init(vid); sti_vid_init(vid);
if (vid_debugfs_init(vid, drm_dev->primary))
DRM_ERROR("VID debugfs setup failed\n");
return vid; return vid;
} }
...@@ -23,7 +23,7 @@ struct sti_vid { ...@@ -23,7 +23,7 @@ struct sti_vid {
void sti_vid_commit(struct sti_vid *vid, void sti_vid_commit(struct sti_vid *vid,
struct drm_plane_state *state); struct drm_plane_state *state);
void sti_vid_disable(struct sti_vid *vid); void sti_vid_disable(struct sti_vid *vid);
struct sti_vid *sti_vid_create(struct device *dev, int id, struct sti_vid *sti_vid_create(struct device *dev, struct drm_device *drm_dev,
void __iomem *baseaddr); int id, void __iomem *baseaddr);
#endif #endif
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