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drm/panel: himax-hx8394: Drop prepare/unprepare tracking

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Drop the panel specific prepare/unprepare logic. This is now tracked
by the DRM stack [1].

[1] commit d2aacaf073 ("drm/panel: Check for already prepared/enabled in
drm_panel")

Signed-off-by: Chris Morgan <macromorgan@hotmail.com>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20231204185719.569021-2-macroalpha82@gmail.com
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20231204185719.569021-2-macroalpha82@gmail.com
This commit is contained in:
Chris Morgan 2023-12-04 12:57:10 -06:00 committed by Neil Armstrong
parent eeaddab4c1
commit 8c2c5d1d33
1 changed files with 0 additions and 11 deletions
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11
drivers/gpu/drm/panel/panel-himax-hx8394.c
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@ -68,7 +68,6 @@ struct hx8394 {
struct gpio_desc *reset_gpio;
struct regulator *vcc;
struct regulator *iovcc;
bool prepared;
const struct hx8394_panel_desc *desc;
};
@ -262,16 +261,11 @@ static int hx8394_unprepare(struct drm_panel *panel)
{
struct hx8394 *ctx = panel_to_hx8394(panel);
if (!ctx->prepared)
return 0;
gpiod_set_value_cansleep(ctx->reset_gpio, 1);
regulator_disable(ctx->iovcc);
regulator_disable(ctx->vcc);
ctx->prepared = false;
return 0;
}
@ -280,9 +274,6 @@ static int hx8394_prepare(struct drm_panel *panel)
struct hx8394 *ctx = panel_to_hx8394(panel);
int ret;
if (ctx->prepared)
return 0;
gpiod_set_value_cansleep(ctx->reset_gpio, 1);
ret = regulator_enable(ctx->vcc);
@ -301,8 +292,6 @@ static int hx8394_prepare(struct drm_panel *panel)
msleep(180);
ctx->prepared = true;
return 0;
disable_vcc: