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drm/bridge: ti-sn65dsi86: Move panel_prepare() to pre_enable()

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prepare() is the old-timey way to say pre_enable(). It should be called
before modeset. This fixes an issue where the panel on cheza must have
the regulator always-on/boot-on for it to work.

Changes in v3:
- Added to the set

Cc: Sandeep Panda <spanda@codeaurora.org>
Reviewed-by: Sandeep Panda <spanda@codeaurora.org>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20180813213058.184821-5-sean@poorly.run
This commit is contained in:
Sean Paul 2018-08-13 17:30:43 -04:00
parent b814ec6d45
commit 73c89ead71
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/bridge/ti-sn65dsi86.c
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@ -457,8 +457,6 @@ static void ti_sn_bridge_enable(struct drm_bridge *bridge)
struct ti_sn_bridge *pdata = bridge_to_ti_sn_bridge(bridge);
unsigned int val;
drm_panel_prepare(pdata->panel);
/* DSI_A lane config */
val = CHA_DSI_LANES(4 - pdata->dsi->lanes);
regmap_update_bits(pdata->regmap, SN_DSI_LANES_REG,
@ -511,6 +509,8 @@ static void ti_sn_bridge_pre_enable(struct drm_bridge *bridge)
/* in case drm_panel is connected then HPD is not supported */
regmap_update_bits(pdata->regmap, SN_HPD_DISABLE_REG, HPD_DISABLE,
HPD_DISABLE);
drm_panel_prepare(pdata->panel);
}
static void ti_sn_bridge_post_disable(struct drm_bridge *bridge)