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[8/15] drm/sun4i: tcon: Add channel debug

Message ID 71ebb24fd6b0efc1af7de732aa4aac9d5a2ee4f1.1488876832.git-series.maxime.ripard@free-electrons.com (mailing list archive)
State Superseded
Headers show

Commit Message

Maxime Ripard March 7, 2017, 8:56 a.m. UTC
While all functions have debug logs, the channel enable and disable are not
logged. Make sure this is the case.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
---
 drivers/gpu/drm/sun4i/sun4i_tcon.c | 4 ++++
 1 file changed, 4 insertions(+), 0 deletions(-)

Comments

Chen-Yu Tsai March 8, 2017, 3:37 a.m. UTC | #1
On Tue, Mar 7, 2017 at 4:56 PM, Maxime Ripard
<maxime.ripard@free-electrons.com> wrote:
> While all functions have debug logs, the channel enable and disable are not
> logged. Make sure this is the case.
>
> Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>

Acked-by: Chen-Yu Tsai <wens@csie.org>
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diff mbox

Patch

diff --git a/drivers/gpu/drm/sun4i/sun4i_tcon.c b/drivers/gpu/drm/sun4i/sun4i_tcon.c
index 505520baa585..7461ae107e54 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,