[PATCH v2 9/20] drm/sun4i: tcon: Add channel debug
From: Maxime Ripard <hidden>
Date: 2017-05-03 12:02:50
Also in:
dri-devel, linux-clk, linux-devicetree, lkml
Subsystem:
drm drivers, drm drivers and misc gpu patches, drm drivers for allwinner a10, the rest · Maintainers:
David Airlie, Simona Vetter, Maarten Lankhorst, Maxime Ripard, Thomas Zimmermann, Chen-Yu Tsai, Linus Torvalds
While all functions have debug logs, the channel enable and disable are not logged. Make sure this is the case. Acked-by: Chen-Yu Tsai <redacted> Signed-off-by: Maxime Ripard <redacted> --- drivers/gpu/drm/sun4i/sun4i_tcon.c | 4 ++++ 1 file changed, 4 insertions(+), 0 deletions(-)
diff --git a/drivers/gpu/drm/sun4i/sun4i_tcon.c b/drivers/gpu/drm/sun4i/sun4i_tcon.c
index 9a83a85529ac..66a5bb9b85e9 100644
--- a/drivers/gpu/drm/sun4i/sun4i_tcon.c
+++ b/drivers/gpu/drm/sun4i/sun4i_tcon.c@@ -54,6 +54,8 @@ EXPORT_SYMBOL(sun4i_tcon_enable); void sun4i_tcon_channel_disable(struct sun4i_tcon *tcon, int channel) { + DRM_DEBUG_DRIVER("Disabling TCON channel %d\n", channel); + /* Disable the TCON's channel */ if (channel == 0) { regmap_update_bits(tcon->regs, SUN4I_TCON0_CTL_REG,
@@ -71,6 +73,8 @@ EXPORT_SYMBOL(sun4i_tcon_channel_disable); void sun4i_tcon_channel_enable(struct sun4i_tcon *tcon, int channel) { + DRM_DEBUG_DRIVER("Enabling TCON channel %d\n", channel); + /* Enable the TCON's channel */ if (channel == 0) { regmap_update_bits(tcon->regs, SUN4I_TCON0_CTL_REG,
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