From: Sam Ravnborg <sam@ravnborg.org>
To: Paul Cercueil <paul@crapouillou.net>
Cc: Thierry Reding <thierry.reding@gmail.com>,
od@zcrc.me, dri-devel@lists.freedesktop.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 2/2] drm/panel: novatek,nt39016: Remove 'dev' field in priv struct
Date: Thu, 20 Aug 2020 17:53:57 +0200 [thread overview]
Message-ID: <20200820155357.GB194134@ravnborg.org> (raw)
In-Reply-To: <20200820121256.32037-3-paul@crapouillou.net>
On Thu, Aug 20, 2020 at 02:12:56PM +0200, Paul Cercueil wrote:
> 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.
>
> v2: Don't initialize drm_panel->dev manually, it is done by
> drm_panel_init().
>
> Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
> ---
> drivers/gpu/drm/panel/panel-novatek-nt39016.c | 10 ++++------
> 1 file changed, 4 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/gpu/drm/panel/panel-novatek-nt39016.c b/drivers/gpu/drm/panel/panel-novatek-nt39016.c
> index daa583030246..f8151fe3ac9a 100644
> --- a/drivers/gpu/drm/panel/panel-novatek-nt39016.c
> +++ b/drivers/gpu/drm/panel/panel-novatek-nt39016.c
> @@ -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);
> --
> 2.28.0
prev parent reply other threads:[~2020-08-20 15:54 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-20 12:12 [PATCH v2 0/2] NT39016 cleanup Paul Cercueil
2020-08-20 12:12 ` [PATCH v2 1/2] drm/panel: novatek,nt39016: Reorder calls in probe Paul Cercueil
2020-08-20 15:53 ` Sam Ravnborg
2020-08-20 16:37 ` Paul Cercueil
2020-08-20 12:12 ` [PATCH v2 2/2] drm/panel: novatek,nt39016: Remove 'dev' field in priv struct Paul Cercueil
2020-08-20 15:53 ` Sam Ravnborg [this message]
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