[PATCH v3 09/21] drm/sun4i: tcon: Add channel debug

From	Maxime Ripard <maxime.ripard@free-electrons.com>
Newsgroups	linux.kernel
Subject	[PATCH v3 09/21] drm/sun4i: tcon: Add channel debug
Date	2017-05-17 09:50 +0200
Message-ID	<tI1Sy-ck-5@gated-at.bofh.it> (permalink)
References	<tI1Sy-ck-7@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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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 <wens@csie.org>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
---
 drivers/gpu/drm/sun4i/sun4i_tcon.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/gpu/drm/sun4i/sun4i_tcon.c b/drivers/gpu/drm/sun4i/sun4i_tcon.c
index 8b6aaa60037d..48fadd188d65 100644
--- a/drivers/gpu/drm/sun4i/sun4i_tcon.c
+++ b/drivers/gpu/drm/sun4i/sun4i_tcon.c
@@ -55,6 +55,8 @@ 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,
@@ -72,6 +74,8 @@ 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,
-- 
git-series 0.9.1

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[PATCH v3 09/21] drm/sun4i: tcon: Add channel debug Maxime Ripard <maxime.ripard@free-electrons.com> - 2017-05-17 09:50 +0200

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