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drm/panel: novatek,nt39016: Remove 'dev' field in priv struct

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There is already a 'struct device' pointer in the drm_panel structure,
that we can access easily from our priv structure, so there's no need
for a separate 'dev' field there.

Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Link: https://patchwork.freedesktop.org/patch/msgid/20200820121256.32037-3-paul@crapouillou.net
This commit is contained in:
Paul Cercueil
2020-08-20 14:12:56 +02:00
parent 2f4b769e4d
commit d738005da9
1 changed files with 4 additions and 6 deletions
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10
drivers/gpu/drm/panel/panel-novatek-nt39016.c
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@@ -56,7 +56,6 @@ struct nt39016_panel_info {
struct nt39016 {
struct drm_panel drm_panel;
struct device *dev;
struct regmap *map;
struct regulator *supply;
const struct nt39016_panel_info *panel_info;
@@ -124,7 +123,7 @@ static int nt39016_prepare(struct drm_panel *drm_panel)
err = regulator_enable(panel->supply);
if (err) {
dev_err(panel->dev, "Failed to enable power supply: %d\n", err);
dev_err(drm_panel->dev, "Failed to enable power supply: %d\n", err);
return err;
}
@@ -143,7 +142,7 @@ static int nt39016_prepare(struct drm_panel *drm_panel)
err = regmap_multi_reg_write(panel->map, nt39016_panel_regs,
ARRAY_SIZE(nt39016_panel_regs));
if (err) {
dev_err(panel->dev, "Failed to init registers: %d\n", err);
dev_err(drm_panel->dev, "Failed to init registers: %d\n", err);
goto err_disable_regulator;
}
@@ -173,7 +172,7 @@ static int nt39016_enable(struct drm_panel *drm_panel)
ret = regmap_write(panel->map, NT39016_REG_SYSTEM,
NT39016_SYSTEM_RESET_N | NT39016_SYSTEM_STANDBY);
if (ret) {
dev_err(panel->dev, "Unable to enable panel: %d\n", ret);
dev_err(drm_panel->dev, "Unable to enable panel: %d\n", ret);
return ret;
}
@@ -193,7 +192,7 @@ static int nt39016_disable(struct drm_panel *drm_panel)
err = regmap_write(panel->map, NT39016_REG_SYSTEM,
NT39016_SYSTEM_RESET_N);
if (err) {
dev_err(panel->dev, "Unable to disable panel: %d\n", err);
dev_err(drm_panel->dev, "Unable to disable panel: %d\n", err);
return err;
}
@@ -252,7 +251,6 @@ static int nt39016_probe(struct spi_device *spi)
if (!panel)
return -ENOMEM;
panel->dev = dev;
spi_set_drvdata(spi, panel);
panel->panel_info = of_device_get_match_data(dev);