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authorTomi Valkeinen <tomi.valkeinen@ti.com>2019-01-11 05:50:33 +0200
committerTomi Valkeinen <tomi.valkeinen@ti.com>2019-02-06 13:38:54 +0200
commit4df04ac9b37f278c48bb696289aff8f81226af4b (patch)
tree87bb68dfd74705df58b651bd64b52cd5bd771329
parentb14e945bda8ae227d1bf2b1837c0c4a61721cd1a (diff)
drm/omap: dsi: Fix crash in DSI debug dumps
Reading any of the DSI debugfs files results in a crash, as wrong pointer is passed to the dump functions, and the dump functions use a wrong pointer. This patch fixes DSI debug dumps. Fixes: f3ed97f9ae7d ("drm/omap: dsi: Simplify debugfs implementation") Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com> Link: https://patchwork.freedesktop.org/patch/msgid/20190111035120.20668-3-laurent.pinchart@ideasonboard.com
-rw-r--r--drivers/gpu/drm/omapdrm/dss/dsi.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c
index 00a9c2ab9e6c..277f9dd2ec8c 100644
--- a/drivers/gpu/drm/omapdrm/dss/dsi.c
+++ b/drivers/gpu/drm/omapdrm/dss/dsi.c
@@ -1406,7 +1406,7 @@ static void dsi_pll_disable(struct dss_pll *pll)
static int dsi_dump_dsi_clocks(struct seq_file *s, void *p)
{
- struct dsi_data *dsi = p;
+ struct dsi_data *dsi = s->private;
struct dss_pll_clock_info *cinfo = &dsi->pll.cinfo;
enum dss_clk_source dispc_clk_src, dsi_clk_src;
int dsi_module = dsi->module_id;
@@ -1467,7 +1467,7 @@ static int dsi_dump_dsi_clocks(struct seq_file *s, void *p)
#ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
static int dsi_dump_dsi_irqs(struct seq_file *s, void *p)
{
- struct dsi_data *dsi = p;
+ struct dsi_data *dsi = s->private;
unsigned long flags;
struct dsi_irq_stats stats;
@@ -1558,7 +1558,7 @@ static int dsi_dump_dsi_irqs(struct seq_file *s, void *p)
static int dsi_dump_dsi_regs(struct seq_file *s, void *p)
{
- struct dsi_data *dsi = p;
+ struct dsi_data *dsi = s->private;
if (dsi_runtime_get(dsi))
return 0;
@@ -5083,15 +5083,15 @@ static int dsi_bind(struct device *dev, struct device *master, void *data)
snprintf(name, sizeof(name), "dsi%u_regs", dsi->module_id + 1);
dsi->debugfs.regs = dss_debugfs_create_file(dss, name,
- dsi_dump_dsi_regs, &dsi);
+ dsi_dump_dsi_regs, dsi);
#ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
snprintf(name, sizeof(name), "dsi%u_irqs", dsi->module_id + 1);
dsi->debugfs.irqs = dss_debugfs_create_file(dss, name,
- dsi_dump_dsi_irqs, &dsi);
+ dsi_dump_dsi_irqs, dsi);
#endif
snprintf(name, sizeof(name), "dsi%u_clks", dsi->module_id + 1);
dsi->debugfs.clks = dss_debugfs_create_file(dss, name,
- dsi_dump_dsi_clocks, &dsi);
+ dsi_dump_dsi_clocks, dsi);
return 0;
}