In chasing down issues with EDID probing, I found some
duplicated but incomplete logic used to power the chip on and
off.
This patch refactors the adv7511_power_on/off functions, so
they can be used for internal needs.
Cc: David Airlie <airlied@xxxxxxxx>
Cc: Archit Taneja <architt@xxxxxxxxxxxxxx>
Cc: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
Cc: Lars-Peter Clausen <lars@xxxxxxxxxx>
Cc: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
Signed-off-by: John Stultz <john.stultz@xxxxxxxxxx>
---
drivers/gpu/drm/bridge/adv7511/adv7511_drv.c | 14 ++++++++++----
1 file changed, 10 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
index 4b90975..dbdb71c 100644
--- a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
+++ b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
@@ -325,7 +325,7 @@ static void adv7511_set_link_config(struct adv7511 *adv7511,
adv7511->rgb = config->input_colorspace == HDMI_COLORSPACE_RGB;
}
-static void adv7511_power_on(struct adv7511 *adv7511)
+static void __adv7511_power_on(struct adv7511 *adv7511)
{
adv7511->current_edid_segment = -1;
@@ -359,24 +359,30 @@ static void adv7511_power_on(struct adv7511 *adv7511)
* Most of the registers are reset during power down or when HPD is low.
*/
regcache_sync(adv7511->regmap);
+}
+static void adv7511_power_on(struct adv7511 *adv7511)
+{
+ __adv7511_power_on(adv7511);
if (adv7511->type == ADV7533)
adv7533_dsi_power_on(adv7511);
-
adv7511->powered = true;
}
-static void adv7511_power_off(struct adv7511 *adv7511)
+static void __adv7511_power_off(struct adv7511 *adv7511)
{
/* TODO: setup additional power down modes */
regmap_update_bits(adv7511->regmap, ADV7511_REG_POWER,
ADV7511_POWER_POWER_DOWN,
ADV7511_POWER_POWER_DOWN);
regcache_mark_dirty(adv7511->regmap);
+}
+static void adv7511_power_off(struct adv7511 *adv7511)
+{
+ __adv7511_power_off(adv7511);
if (adv7511->type == ADV7533)
adv7533_dsi_power_off(adv7511);
-
adv7511->powered = false;
}
--
2.7.4
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