[PATCH v2 2/4] drm/panel: Initialise panel dev and funcs through drm_panel_init()

Sam Ravnborg sam at ravnborg.org
Sat Aug 24 08:50:05 UTC 2019


On Fri, Aug 23, 2019 at 10:32:43PM +0300, Laurent Pinchart wrote:
> Instead of requiring all drivers to set the dev and funcs fields of
> drm_panel manually after calling drm_panel_init(), pass the data as
> arguments to the function. This simplifies the panel drivers, and will
> help future refactoring when adding new arguments to drm_panel_init().
> 
> The panel drivers have been updated with the following Coccinelle
> semantic patch, with manual inspection to verify that no call to
> drm_panel_init() with a single argument still exists.
> 
> @@
> expression panel;
> expression device;
> identifier ops;
> @@
>  drm_panel_init(&panel
> +	, device, &ops
>  );
>  ...
> (
> -panel.dev = device;
> -panel.funcs = &ops;
> |
> -panel.funcs = &ops;
> -panel.dev = device;
> )
> 
> Suggested-by: Sam Ravnborg <sam at ravnborg.org>
> Signed-off-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>

Thanks, applied to drm-misc-next.
Nice use of Coccinelle.

	Sam


> ---
>  drivers/gpu/drm/drm_panel.c                           | 11 ++++++++---
>  drivers/gpu/drm/panel/panel-arm-versatile.c           |  4 +---
>  drivers/gpu/drm/panel/panel-feiyang-fy07024di26a30d.c |  4 +---
>  drivers/gpu/drm/panel/panel-ilitek-ili9322.c          |  4 +---
>  drivers/gpu/drm/panel/panel-ilitek-ili9881c.c         |  4 +---
>  drivers/gpu/drm/panel/panel-innolux-p079zca.c         |  4 +---
>  drivers/gpu/drm/panel/panel-jdi-lt070me05000.c        |  4 +---
>  drivers/gpu/drm/panel/panel-kingdisplay-kd097d04.c    |  5 ++---
>  drivers/gpu/drm/panel/panel-lg-lb035q02.c             |  4 +---
>  drivers/gpu/drm/panel/panel-lg-lg4573.c               |  4 +---
>  drivers/gpu/drm/panel/panel-lvds.c                    |  4 +---
>  drivers/gpu/drm/panel/panel-nec-nl8048hl11.c          |  4 +---
>  drivers/gpu/drm/panel/panel-novatek-nt39016.c         |  4 +---
>  drivers/gpu/drm/panel/panel-olimex-lcd-olinuxino.c    |  4 +---
>  drivers/gpu/drm/panel/panel-orisetech-otm8009a.c      |  4 +---
>  drivers/gpu/drm/panel/panel-osd-osd101t2587-53ts.c    |  5 ++---
>  drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c  |  5 ++---
>  drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c |  4 +---
>  drivers/gpu/drm/panel/panel-raydium-rm67191.c         |  4 +---
>  drivers/gpu/drm/panel/panel-raydium-rm68200.c         |  4 +---
>  drivers/gpu/drm/panel/panel-rocktech-jh057n00900.c    |  4 +---
>  drivers/gpu/drm/panel/panel-ronbo-rb070d30.c          |  4 +---
>  drivers/gpu/drm/panel/panel-samsung-ld9040.c          |  4 +---
>  drivers/gpu/drm/panel/panel-samsung-s6d16d0.c         |  4 +---
>  drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c         |  4 +---
>  drivers/gpu/drm/panel/panel-samsung-s6e63j0x03.c      |  4 +---
>  drivers/gpu/drm/panel/panel-samsung-s6e63m0.c         |  4 +---
>  drivers/gpu/drm/panel/panel-samsung-s6e8aa0.c         |  4 +---
>  drivers/gpu/drm/panel/panel-seiko-43wvf1g.c           |  4 +---
>  drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c       |  4 +---
>  drivers/gpu/drm/panel/panel-sharp-ls037v7dw01.c       |  4 +---
>  drivers/gpu/drm/panel/panel-sharp-ls043t1le01.c       |  5 ++---
>  drivers/gpu/drm/panel/panel-simple.c                  |  4 +---
>  drivers/gpu/drm/panel/panel-sitronix-st7701.c         |  4 +---
>  drivers/gpu/drm/panel/panel-sitronix-st7789v.c        |  4 +---
>  drivers/gpu/drm/panel/panel-sony-acx565akm.c          |  4 +---
>  drivers/gpu/drm/panel/panel-tpo-td028ttec1.c          |  4 +---
>  drivers/gpu/drm/panel/panel-tpo-td043mtea1.c          |  4 +---
>  drivers/gpu/drm/panel/panel-tpo-tpg110.c              |  4 +---
>  drivers/gpu/drm/panel/panel-truly-nt35597.c           |  4 +---
>  include/drm/drm_panel.h                               |  3 ++-
>  41 files changed, 53 insertions(+), 121 deletions(-)
> 
> diff --git a/drivers/gpu/drm/drm_panel.c b/drivers/gpu/drm/drm_panel.c
> index 6b0bf42039cf..ba2fad4c9648 100644
> --- a/drivers/gpu/drm/drm_panel.c
> +++ b/drivers/gpu/drm/drm_panel.c
> @@ -44,13 +44,18 @@ static LIST_HEAD(panel_list);
>  /**
>   * drm_panel_init - initialize a panel
>   * @panel: DRM panel
> + * @dev: parent device of the panel
> + * @funcs: panel operations
>   *
> - * Sets up internal fields of the panel so that it can subsequently be added
> - * to the registry.
> + * Initialize the panel structure for subsequent registration with
> + * drm_panel_add().
>   */
> -void drm_panel_init(struct drm_panel *panel)
> +void drm_panel_init(struct drm_panel *panel, struct device *dev,
> +		    const struct drm_panel_funcs *funcs)
>  {
>  	INIT_LIST_HEAD(&panel->list);
> +	panel->dev = dev;
> +	panel->funcs = funcs;
>  }
>  EXPORT_SYMBOL(drm_panel_init);
>  
> diff --git a/drivers/gpu/drm/panel/panel-arm-versatile.c b/drivers/gpu/drm/panel/panel-arm-versatile.c
> index 5f72c922a04b..a4333ed0f20c 100644
> --- a/drivers/gpu/drm/panel/panel-arm-versatile.c
> +++ b/drivers/gpu/drm/panel/panel-arm-versatile.c
> @@ -350,9 +350,7 @@ static int versatile_panel_probe(struct platform_device *pdev)
>  			dev_info(dev, "panel mounted on IB2 daughterboard\n");
>  	}
>  
> -	drm_panel_init(&vpanel->panel);
> -	vpanel->panel.dev = dev;
> -	vpanel->panel.funcs = &versatile_panel_drm_funcs;
> +	drm_panel_init(&vpanel->panel, dev, &versatile_panel_drm_funcs);
>  
>  	return drm_panel_add(&vpanel->panel);
>  }
> diff --git a/drivers/gpu/drm/panel/panel-feiyang-fy07024di26a30d.c b/drivers/gpu/drm/panel/panel-feiyang-fy07024di26a30d.c
> index dabf59e0f56f..7d5d7455bc01 100644
> --- a/drivers/gpu/drm/panel/panel-feiyang-fy07024di26a30d.c
> +++ b/drivers/gpu/drm/panel/panel-feiyang-fy07024di26a30d.c
> @@ -204,9 +204,7 @@ static int feiyang_dsi_probe(struct mipi_dsi_device *dsi)
>  	mipi_dsi_set_drvdata(dsi, ctx);
>  	ctx->dsi = dsi;
>  
> -	drm_panel_init(&ctx->panel);
> -	ctx->panel.dev = &dsi->dev;
> -	ctx->panel.funcs = &feiyang_funcs;
> +	drm_panel_init(&ctx->panel, &dsi->dev, &feiyang_funcs);
>  
>  	ctx->dvdd = devm_regulator_get(&dsi->dev, "dvdd");
>  	if (IS_ERR(ctx->dvdd)) {
> diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9322.c b/drivers/gpu/drm/panel/panel-ilitek-ili9322.c
> index 3c58f63adbf7..ad2405baa0ac 100644
> --- a/drivers/gpu/drm/panel/panel-ilitek-ili9322.c
> +++ b/drivers/gpu/drm/panel/panel-ilitek-ili9322.c
> @@ -895,9 +895,7 @@ static int ili9322_probe(struct spi_device *spi)
>  		ili->input = ili->conf->input;
>  	}
>  
> -	drm_panel_init(&ili->panel);
> -	ili->panel.dev = dev;
> -	ili->panel.funcs = &ili9322_drm_funcs;
> +	drm_panel_init(&ili->panel, dev, &ili9322_drm_funcs);
>  
>  	return drm_panel_add(&ili->panel);
>  }
> diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c b/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c
> index 3ad4a46c4e94..1d714f961c00 100644
> --- a/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c
> +++ b/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c
> @@ -433,9 +433,7 @@ static int ili9881c_dsi_probe(struct mipi_dsi_device *dsi)
>  	mipi_dsi_set_drvdata(dsi, ctx);
>  	ctx->dsi = dsi;
>  
> -	drm_panel_init(&ctx->panel);
> -	ctx->panel.dev = &dsi->dev;
> -	ctx->panel.funcs = &ili9881c_funcs;
> +	drm_panel_init(&ctx->panel, &dsi->dev, &ili9881c_funcs);
>  
>  	ctx->power = devm_regulator_get(&dsi->dev, "power");
>  	if (IS_ERR(ctx->power)) {
> diff --git a/drivers/gpu/drm/panel/panel-innolux-p079zca.c b/drivers/gpu/drm/panel/panel-innolux-p079zca.c
> index d92d1c98878c..2054afc31f20 100644
> --- a/drivers/gpu/drm/panel/panel-innolux-p079zca.c
> +++ b/drivers/gpu/drm/panel/panel-innolux-p079zca.c
> @@ -487,9 +487,7 @@ static int innolux_panel_add(struct mipi_dsi_device *dsi,
>  	if (IS_ERR(innolux->backlight))
>  		return PTR_ERR(innolux->backlight);
>  
> -	drm_panel_init(&innolux->base);
> -	innolux->base.funcs = &innolux_panel_funcs;
> -	innolux->base.dev = dev;
> +	drm_panel_init(&innolux->base, dev, &innolux_panel_funcs);
>  
>  	err = drm_panel_add(&innolux->base);
>  	if (err < 0)
> diff --git a/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c b/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c
> index ff3e89e61e3f..7bfdbfbc868e 100644
> --- a/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c
> +++ b/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c
> @@ -437,9 +437,7 @@ static int jdi_panel_add(struct jdi_panel *jdi)
>  		return ret;
>  	}
>  
> -	drm_panel_init(&jdi->base);
> -	jdi->base.funcs = &jdi_panel_funcs;
> -	jdi->base.dev = &jdi->dsi->dev;
> +	drm_panel_init(&jdi->base, &jdi->dsi->dev, &jdi_panel_funcs);
>  
>  	ret = drm_panel_add(&jdi->base);
>  
> diff --git a/drivers/gpu/drm/panel/panel-kingdisplay-kd097d04.c b/drivers/gpu/drm/panel/panel-kingdisplay-kd097d04.c
> index 3ac04eb8d0fe..a47885a1a8aa 100644
> --- a/drivers/gpu/drm/panel/panel-kingdisplay-kd097d04.c
> +++ b/drivers/gpu/drm/panel/panel-kingdisplay-kd097d04.c
> @@ -391,9 +391,8 @@ static int kingdisplay_panel_add(struct kingdisplay_panel *kingdisplay)
>  	if (IS_ERR(kingdisplay->backlight))
>  		return PTR_ERR(kingdisplay->backlight);
>  
> -	drm_panel_init(&kingdisplay->base);
> -	kingdisplay->base.funcs = &kingdisplay_panel_funcs;
> -	kingdisplay->base.dev = &kingdisplay->link->dev;
> +	drm_panel_init(&kingdisplay->base, &kingdisplay->link->dev,
> +		       &kingdisplay_panel_funcs);
>  
>  	return drm_panel_add(&kingdisplay->base);
>  }
> diff --git a/drivers/gpu/drm/panel/panel-lg-lb035q02.c b/drivers/gpu/drm/panel/panel-lg-lb035q02.c
> index fc82a525b071..28c3205df482 100644
> --- a/drivers/gpu/drm/panel/panel-lg-lb035q02.c
> +++ b/drivers/gpu/drm/panel/panel-lg-lb035q02.c
> @@ -196,9 +196,7 @@ static int lb035q02_probe(struct spi_device *spi)
>  	if (ret < 0)
>  		return ret;
>  
> -	drm_panel_init(&lcd->panel);
> -	lcd->panel.dev = &lcd->spi->dev;
> -	lcd->panel.funcs = &lb035q02_funcs;
> +	drm_panel_init(&lcd->panel, &lcd->spi->dev, &lb035q02_funcs);
>  
>  	return drm_panel_add(&lcd->panel);
>  }
> diff --git a/drivers/gpu/drm/panel/panel-lg-lg4573.c b/drivers/gpu/drm/panel/panel-lg-lg4573.c
> index 41bf02d122a1..608f2de91662 100644
> --- a/drivers/gpu/drm/panel/panel-lg-lg4573.c
> +++ b/drivers/gpu/drm/panel/panel-lg-lg4573.c
> @@ -259,9 +259,7 @@ static int lg4573_probe(struct spi_device *spi)
>  		return ret;
>  	}
>  
> -	drm_panel_init(&ctx->panel);
> -	ctx->panel.dev = &spi->dev;
> -	ctx->panel.funcs = &lg4573_drm_funcs;
> +	drm_panel_init(&ctx->panel, &spi->dev, &lg4573_drm_funcs);
>  
>  	return drm_panel_add(&ctx->panel);
>  }
> diff --git a/drivers/gpu/drm/panel/panel-lvds.c b/drivers/gpu/drm/panel/panel-lvds.c
> index ad47cc95459e..3dc1ac2a6b03 100644
> --- a/drivers/gpu/drm/panel/panel-lvds.c
> +++ b/drivers/gpu/drm/panel/panel-lvds.c
> @@ -260,9 +260,7 @@ static int panel_lvds_probe(struct platform_device *pdev)
>  	 */
>  
>  	/* Register the panel. */
> -	drm_panel_init(&lvds->panel);
> -	lvds->panel.dev = lvds->dev;
> -	lvds->panel.funcs = &panel_lvds_funcs;
> +	drm_panel_init(&lvds->panel, lvds->dev, &panel_lvds_funcs);
>  
>  	ret = drm_panel_add(&lvds->panel);
>  	if (ret < 0)
> diff --git a/drivers/gpu/drm/panel/panel-nec-nl8048hl11.c b/drivers/gpu/drm/panel/panel-nec-nl8048hl11.c
> index 299b217c83e1..b67636fdbc21 100644
> --- a/drivers/gpu/drm/panel/panel-nec-nl8048hl11.c
> +++ b/drivers/gpu/drm/panel/panel-nec-nl8048hl11.c
> @@ -205,9 +205,7 @@ static int nl8048_probe(struct spi_device *spi)
>  	if (ret < 0)
>  		return ret;
>  
> -	drm_panel_init(&lcd->panel);
> -	lcd->panel.dev = &lcd->spi->dev;
> -	lcd->panel.funcs = &nl8048_funcs;
> +	drm_panel_init(&lcd->panel, &lcd->spi->dev, &nl8048_funcs);
>  
>  	return drm_panel_add(&lcd->panel);
>  }
> diff --git a/drivers/gpu/drm/panel/panel-novatek-nt39016.c b/drivers/gpu/drm/panel/panel-novatek-nt39016.c
> index 2ad1063b068d..64cfe111aaad 100644
> --- a/drivers/gpu/drm/panel/panel-novatek-nt39016.c
> +++ b/drivers/gpu/drm/panel/panel-novatek-nt39016.c
> @@ -292,9 +292,7 @@ static int nt39016_probe(struct spi_device *spi)
>  		return err;
>  	}
>  
> -	drm_panel_init(&panel->drm_panel);
> -	panel->drm_panel.dev = dev;
> -	panel->drm_panel.funcs = &nt39016_funcs;
> +	drm_panel_init(&panel->drm_panel, dev, &nt39016_funcs);
>  
>  	err = drm_panel_add(&panel->drm_panel);
>  	if (err < 0) {
> diff --git a/drivers/gpu/drm/panel/panel-olimex-lcd-olinuxino.c b/drivers/gpu/drm/panel/panel-olimex-lcd-olinuxino.c
> index 2bae1db3ff34..f2d6a4ec0046 100644
> --- a/drivers/gpu/drm/panel/panel-olimex-lcd-olinuxino.c
> +++ b/drivers/gpu/drm/panel/panel-olimex-lcd-olinuxino.c
> @@ -288,9 +288,7 @@ static int lcd_olinuxino_probe(struct i2c_client *client,
>  	if (IS_ERR(lcd->backlight))
>  		return PTR_ERR(lcd->backlight);
>  
> -	drm_panel_init(&lcd->panel);
> -	lcd->panel.dev = dev;
> -	lcd->panel.funcs = &lcd_olinuxino_funcs;
> +	drm_panel_init(&lcd->panel, dev, &lcd_olinuxino_funcs);
>  
>  	return drm_panel_add(&lcd->panel);
>  }
> diff --git a/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c b/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c
> index c7b48df8869a..8b60d5e4d775 100644
> --- a/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c
> +++ b/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c
> @@ -455,9 +455,7 @@ static int otm8009a_probe(struct mipi_dsi_device *dsi)
>  	dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST |
>  			  MIPI_DSI_MODE_LPM;
>  
> -	drm_panel_init(&ctx->panel);
> -	ctx->panel.dev = dev;
> -	ctx->panel.funcs = &otm8009a_drm_funcs;
> +	drm_panel_init(&ctx->panel, dev, &otm8009a_drm_funcs);
>  
>  	ctx->bl_dev = devm_backlight_device_register(dev, dev_name(dev),
>  						     dsi->host->dev, ctx,
> diff --git a/drivers/gpu/drm/panel/panel-osd-osd101t2587-53ts.c b/drivers/gpu/drm/panel/panel-osd-osd101t2587-53ts.c
> index e0e20ecff916..38f114b03b89 100644
> --- a/drivers/gpu/drm/panel/panel-osd-osd101t2587-53ts.c
> +++ b/drivers/gpu/drm/panel/panel-osd-osd101t2587-53ts.c
> @@ -166,9 +166,8 @@ static int osd101t2587_panel_add(struct osd101t2587_panel *osd101t2587)
>  	if (IS_ERR(osd101t2587->backlight))
>  		return PTR_ERR(osd101t2587->backlight);
>  
> -	drm_panel_init(&osd101t2587->base);
> -	osd101t2587->base.funcs = &osd101t2587_panel_funcs;
> -	osd101t2587->base.dev = &osd101t2587->dsi->dev;
> +	drm_panel_init(&osd101t2587->base, &osd101t2587->dsi->dev,
> +		       &osd101t2587_panel_funcs);
>  
>  	return drm_panel_add(&osd101t2587->base);
>  }
> diff --git a/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c b/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c
> index 3dff0b3f73c2..6035bf458074 100644
> --- a/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c
> +++ b/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c
> @@ -223,9 +223,8 @@ static int wuxga_nt_panel_add(struct wuxga_nt_panel *wuxga_nt)
>  			return -EPROBE_DEFER;
>  	}
>  
> -	drm_panel_init(&wuxga_nt->base);
> -	wuxga_nt->base.funcs = &wuxga_nt_panel_funcs;
> -	wuxga_nt->base.dev = &wuxga_nt->dsi->dev;
> +	drm_panel_init(&wuxga_nt->base, &wuxga_nt->dsi->dev,
> +		       &wuxga_nt_panel_funcs);
>  
>  	ret = drm_panel_add(&wuxga_nt->base);
>  	if (ret < 0)
> diff --git a/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c b/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c
> index 2aa89eaecf6f..23a801427e42 100644
> --- a/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c
> +++ b/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c
> @@ -426,9 +426,7 @@ static int rpi_touchscreen_probe(struct i2c_client *i2c,
>  		return PTR_ERR(ts->dsi);
>  	}
>  
> -	drm_panel_init(&ts->base);
> -	ts->base.dev = dev;
> -	ts->base.funcs = &rpi_touchscreen_funcs;
> +	drm_panel_init(&ts->base, dev, &rpi_touchscreen_funcs);
>  
>  	/* This appears last, as it's what will unblock the DSI host
>  	 * driver's component bind function.
> diff --git a/drivers/gpu/drm/panel/panel-raydium-rm67191.c b/drivers/gpu/drm/panel/panel-raydium-rm67191.c
> index 6a5d37006103..f82a1f69f13b 100644
> --- a/drivers/gpu/drm/panel/panel-raydium-rm67191.c
> +++ b/drivers/gpu/drm/panel/panel-raydium-rm67191.c
> @@ -606,9 +606,7 @@ static int rad_panel_probe(struct mipi_dsi_device *dsi)
>  	if (ret)
>  		return ret;
>  
> -	drm_panel_init(&panel->panel);
> -	panel->panel.funcs = &rad_panel_funcs;
> -	panel->panel.dev = dev;
> +	drm_panel_init(&panel->panel, dev, &rad_panel_funcs);
>  	dev_set_drvdata(dev, panel);
>  
>  	ret = drm_panel_add(&panel->panel);
> diff --git a/drivers/gpu/drm/panel/panel-raydium-rm68200.c b/drivers/gpu/drm/panel/panel-raydium-rm68200.c
> index ba889625ad43..f004b78fb8bc 100644
> --- a/drivers/gpu/drm/panel/panel-raydium-rm68200.c
> +++ b/drivers/gpu/drm/panel/panel-raydium-rm68200.c
> @@ -404,9 +404,7 @@ static int rm68200_probe(struct mipi_dsi_device *dsi)
>  	dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST |
>  			  MIPI_DSI_MODE_LPM;
>  
> -	drm_panel_init(&ctx->panel);
> -	ctx->panel.dev = dev;
> -	ctx->panel.funcs = &rm68200_drm_funcs;
> +	drm_panel_init(&ctx->panel, dev, &rm68200_drm_funcs);
>  
>  	drm_panel_add(&ctx->panel);
>  
> diff --git a/drivers/gpu/drm/panel/panel-rocktech-jh057n00900.c b/drivers/gpu/drm/panel/panel-rocktech-jh057n00900.c
> index b9109922397f..d7f56374f2f1 100644
> --- a/drivers/gpu/drm/panel/panel-rocktech-jh057n00900.c
> +++ b/drivers/gpu/drm/panel/panel-rocktech-jh057n00900.c
> @@ -343,9 +343,7 @@ static int jh057n_probe(struct mipi_dsi_device *dsi)
>  		return ret;
>  	}
>  
> -	drm_panel_init(&ctx->panel);
> -	ctx->panel.dev = dev;
> -	ctx->panel.funcs = &jh057n_drm_funcs;
> +	drm_panel_init(&ctx->panel, dev, &jh057n_drm_funcs);
>  
>  	drm_panel_add(&ctx->panel);
>  
> diff --git a/drivers/gpu/drm/panel/panel-ronbo-rb070d30.c b/drivers/gpu/drm/panel/panel-ronbo-rb070d30.c
> index 3c15764f0c03..8708fbbe7637 100644
> --- a/drivers/gpu/drm/panel/panel-ronbo-rb070d30.c
> +++ b/drivers/gpu/drm/panel/panel-ronbo-rb070d30.c
> @@ -173,9 +173,7 @@ static int rb070d30_panel_dsi_probe(struct mipi_dsi_device *dsi)
>  	mipi_dsi_set_drvdata(dsi, ctx);
>  	ctx->dsi = dsi;
>  
> -	drm_panel_init(&ctx->panel);
> -	ctx->panel.dev = &dsi->dev;
> -	ctx->panel.funcs = &rb070d30_panel_funcs;
> +	drm_panel_init(&ctx->panel, &dsi->dev, &rb070d30_panel_funcs);
>  
>  	ctx->gpios.reset = devm_gpiod_get(&dsi->dev, "reset", GPIOD_OUT_LOW);
>  	if (IS_ERR(ctx->gpios.reset)) {
> diff --git a/drivers/gpu/drm/panel/panel-samsung-ld9040.c b/drivers/gpu/drm/panel/panel-samsung-ld9040.c
> index 3be902dcedc0..71a292dbec47 100644
> --- a/drivers/gpu/drm/panel/panel-samsung-ld9040.c
> +++ b/drivers/gpu/drm/panel/panel-samsung-ld9040.c
> @@ -351,9 +351,7 @@ static int ld9040_probe(struct spi_device *spi)
>  		return ret;
>  	}
>  
> -	drm_panel_init(&ctx->panel);
> -	ctx->panel.dev = dev;
> -	ctx->panel.funcs = &ld9040_drm_funcs;
> +	drm_panel_init(&ctx->panel, dev, &ld9040_drm_funcs);
>  
>  	return drm_panel_add(&ctx->panel);
>  }
> diff --git a/drivers/gpu/drm/panel/panel-samsung-s6d16d0.c b/drivers/gpu/drm/panel/panel-samsung-s6d16d0.c
> index f75bef24e050..4d25c96e842c 100644
> --- a/drivers/gpu/drm/panel/panel-samsung-s6d16d0.c
> +++ b/drivers/gpu/drm/panel/panel-samsung-s6d16d0.c
> @@ -215,9 +215,7 @@ static int s6d16d0_probe(struct mipi_dsi_device *dsi)
>  		return ret;
>  	}
>  
> -	drm_panel_init(&s6->panel);
> -	s6->panel.dev = dev;
> -	s6->panel.funcs = &s6d16d0_drm_funcs;
> +	drm_panel_init(&s6->panel, dev, &s6d16d0_drm_funcs);
>  
>  	ret = drm_panel_add(&s6->panel);
>  	if (ret < 0)
> diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c b/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c
> index b923de23ed65..42a3aaab49eb 100644
> --- a/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c
> +++ b/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c
> @@ -732,9 +732,7 @@ static int s6e3ha2_probe(struct mipi_dsi_device *dsi)
>  	ctx->bl_dev->props.brightness = S6E3HA2_DEFAULT_BRIGHTNESS;
>  	ctx->bl_dev->props.power = FB_BLANK_POWERDOWN;
>  
> -	drm_panel_init(&ctx->panel);
> -	ctx->panel.dev = dev;
> -	ctx->panel.funcs = &s6e3ha2_drm_funcs;
> +	drm_panel_init(&ctx->panel, dev, &s6e3ha2_drm_funcs);
>  
>  	ret = drm_panel_add(&ctx->panel);
>  	if (ret < 0)
> diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e63j0x03.c b/drivers/gpu/drm/panel/panel-samsung-s6e63j0x03.c
> index cd90fa700c49..b4d879bf4d03 100644
> --- a/drivers/gpu/drm/panel/panel-samsung-s6e63j0x03.c
> +++ b/drivers/gpu/drm/panel/panel-samsung-s6e63j0x03.c
> @@ -466,9 +466,7 @@ static int s6e63j0x03_probe(struct mipi_dsi_device *dsi)
>  		return PTR_ERR(ctx->reset_gpio);
>  	}
>  
> -	drm_panel_init(&ctx->panel);
> -	ctx->panel.dev = dev;
> -	ctx->panel.funcs = &s6e63j0x03_funcs;
> +	drm_panel_init(&ctx->panel, dev, &s6e63j0x03_funcs);
>  
>  	ctx->bl_dev = backlight_device_register("s6e63j0x03", dev, ctx,
>  						&s6e63j0x03_bl_ops, NULL);
> diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e63m0.c b/drivers/gpu/drm/panel/panel-samsung-s6e63m0.c
> index 142d395ea512..61259c2833ab 100644
> --- a/drivers/gpu/drm/panel/panel-samsung-s6e63m0.c
> +++ b/drivers/gpu/drm/panel/panel-samsung-s6e63m0.c
> @@ -473,9 +473,7 @@ static int s6e63m0_probe(struct spi_device *spi)
>  		return ret;
>  	}
>  
> -	drm_panel_init(&ctx->panel);
> -	ctx->panel.dev = dev;
> -	ctx->panel.funcs = &s6e63m0_drm_funcs;
> +	drm_panel_init(&ctx->panel, dev, &s6e63m0_drm_funcs);
>  
>  	ret = s6e63m0_backlight_register(ctx);
>  	if (ret < 0)
> diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e8aa0.c b/drivers/gpu/drm/panel/panel-samsung-s6e8aa0.c
> index 81858267723a..35dbffabd526 100644
> --- a/drivers/gpu/drm/panel/panel-samsung-s6e8aa0.c
> +++ b/drivers/gpu/drm/panel/panel-samsung-s6e8aa0.c
> @@ -1017,9 +1017,7 @@ static int s6e8aa0_probe(struct mipi_dsi_device *dsi)
>  
>  	ctx->brightness = GAMMA_LEVEL_NUM - 1;
>  
> -	drm_panel_init(&ctx->panel);
> -	ctx->panel.dev = dev;
> -	ctx->panel.funcs = &s6e8aa0_drm_funcs;
> +	drm_panel_init(&ctx->panel, dev, &s6e8aa0_drm_funcs);
>  
>  	ret = drm_panel_add(&ctx->panel);
>  	if (ret < 0)
> diff --git a/drivers/gpu/drm/panel/panel-seiko-43wvf1g.c b/drivers/gpu/drm/panel/panel-seiko-43wvf1g.c
> index 18b22b1294fb..0833d0c03adc 100644
> --- a/drivers/gpu/drm/panel/panel-seiko-43wvf1g.c
> +++ b/drivers/gpu/drm/panel/panel-seiko-43wvf1g.c
> @@ -274,9 +274,7 @@ static int seiko_panel_probe(struct device *dev,
>  			return -EPROBE_DEFER;
>  	}
>  
> -	drm_panel_init(&panel->base);
> -	panel->base.dev = dev;
> -	panel->base.funcs = &seiko_panel_funcs;
> +	drm_panel_init(&panel->base, dev, &seiko_panel_funcs);
>  
>  	err = drm_panel_add(&panel->base);
>  	if (err < 0)
> diff --git a/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c b/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c
> index e910b4ad1310..87a58cb4d945 100644
> --- a/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c
> +++ b/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c
> @@ -329,9 +329,7 @@ static int sharp_panel_add(struct sharp_panel *sharp)
>  	if (IS_ERR(sharp->backlight))
>  		return PTR_ERR(sharp->backlight);
>  
> -	drm_panel_init(&sharp->base);
> -	sharp->base.funcs = &sharp_panel_funcs;
> -	sharp->base.dev = &sharp->link1->dev;
> +	drm_panel_init(&sharp->base, &sharp->link1->dev, &sharp_panel_funcs);
>  
>  	return drm_panel_add(&sharp->base);
>  }
> diff --git a/drivers/gpu/drm/panel/panel-sharp-ls037v7dw01.c b/drivers/gpu/drm/panel/panel-sharp-ls037v7dw01.c
> index 46cd9a250129..96e3deb0e305 100644
> --- a/drivers/gpu/drm/panel/panel-sharp-ls037v7dw01.c
> +++ b/drivers/gpu/drm/panel/panel-sharp-ls037v7dw01.c
> @@ -185,9 +185,7 @@ static int ls037v7dw01_probe(struct platform_device *pdev)
>  		return PTR_ERR(lcd->ud_gpio);
>  	}
>  
> -	drm_panel_init(&lcd->panel);
> -	lcd->panel.dev = &pdev->dev;
> -	lcd->panel.funcs = &ls037v7dw01_funcs;
> +	drm_panel_init(&lcd->panel, &pdev->dev, &ls037v7dw01_funcs);
>  
>  	return drm_panel_add(&lcd->panel);
>  }
> diff --git a/drivers/gpu/drm/panel/panel-sharp-ls043t1le01.c b/drivers/gpu/drm/panel/panel-sharp-ls043t1le01.c
> index c39abde9f9f1..ffa844ee82ad 100644
> --- a/drivers/gpu/drm/panel/panel-sharp-ls043t1le01.c
> +++ b/drivers/gpu/drm/panel/panel-sharp-ls043t1le01.c
> @@ -264,9 +264,8 @@ static int sharp_nt_panel_add(struct sharp_nt_panel *sharp_nt)
>  	if (IS_ERR(sharp_nt->backlight))
>  		return PTR_ERR(sharp_nt->backlight);
>  
> -	drm_panel_init(&sharp_nt->base);
> -	sharp_nt->base.funcs = &sharp_nt_panel_funcs;
> -	sharp_nt->base.dev = &sharp_nt->dsi->dev;
> +	drm_panel_init(&sharp_nt->base, &sharp_nt->dsi->dev,
> +		       &sharp_nt_panel_funcs);
>  
>  	return drm_panel_add(&sharp_nt->base);
>  }
> diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
> index 28fa6ba7b767..b36c130d5cf0 100644
> --- a/drivers/gpu/drm/panel/panel-simple.c
> +++ b/drivers/gpu/drm/panel/panel-simple.c
> @@ -464,9 +464,7 @@ static int panel_simple_probe(struct device *dev, const struct panel_desc *desc)
>  	if (!of_get_display_timing(dev->of_node, "panel-timing", &dt))
>  		panel_simple_parse_panel_timing_node(dev, panel, &dt);
>  
> -	drm_panel_init(&panel->base);
> -	panel->base.dev = dev;
> -	panel->base.funcs = &panel_simple_funcs;
> +	drm_panel_init(&panel->base, dev, &panel_simple_funcs);
>  
>  	err = drm_panel_add(&panel->base);
>  	if (err < 0)
> diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7701.c b/drivers/gpu/drm/panel/panel-sitronix-st7701.c
> index 09c5d9a6f9fa..3f7bcd24aa81 100644
> --- a/drivers/gpu/drm/panel/panel-sitronix-st7701.c
> +++ b/drivers/gpu/drm/panel/panel-sitronix-st7701.c
> @@ -369,7 +369,7 @@ static int st7701_dsi_probe(struct mipi_dsi_device *dsi)
>  	if (IS_ERR(st7701->backlight))
>  		return PTR_ERR(st7701->backlight);
>  
> -	drm_panel_init(&st7701->panel);
> +	drm_panel_init(&st7701->panel, &dsi->dev, &st7701_funcs);
>  
>  	/**
>  	 * Once sleep out has been issued, ST7701 IC required to wait 120ms
> @@ -381,8 +381,6 @@ static int st7701_dsi_probe(struct mipi_dsi_device *dsi)
>  	 * ts8550b and there is no valid documentation for that.
>  	 */
>  	st7701->sleep_delay = 120 + desc->panel_sleep_delay;
> -	st7701->panel.funcs = &st7701_funcs;
> -	st7701->panel.dev = &dsi->dev;
>  
>  	ret = drm_panel_add(&st7701->panel);
>  	if (ret < 0)
> diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7789v.c b/drivers/gpu/drm/panel/panel-sitronix-st7789v.c
> index 3b2612ae931e..2eeaeee0dd7f 100644
> --- a/drivers/gpu/drm/panel/panel-sitronix-st7789v.c
> +++ b/drivers/gpu/drm/panel/panel-sitronix-st7789v.c
> @@ -381,9 +381,7 @@ static int st7789v_probe(struct spi_device *spi)
>  	spi_set_drvdata(spi, ctx);
>  	ctx->spi = spi;
>  
> -	drm_panel_init(&ctx->panel);
> -	ctx->panel.dev = &spi->dev;
> -	ctx->panel.funcs = &st7789v_drm_funcs;
> +	drm_panel_init(&ctx->panel, &spi->dev, &st7789v_drm_funcs);
>  
>  	ctx->power = devm_regulator_get(&spi->dev, "power");
>  	if (IS_ERR(ctx->power))
> diff --git a/drivers/gpu/drm/panel/panel-sony-acx565akm.c b/drivers/gpu/drm/panel/panel-sony-acx565akm.c
> index 305259b58767..5a2772b04b75 100644
> --- a/drivers/gpu/drm/panel/panel-sony-acx565akm.c
> +++ b/drivers/gpu/drm/panel/panel-sony-acx565akm.c
> @@ -648,9 +648,7 @@ static int acx565akm_probe(struct spi_device *spi)
>  			return ret;
>  	}
>  
> -	drm_panel_init(&lcd->panel);
> -	lcd->panel.dev = &lcd->spi->dev;
> -	lcd->panel.funcs = &acx565akm_funcs;
> +	drm_panel_init(&lcd->panel, &lcd->spi->dev, &acx565akm_funcs);
>  
>  	ret = drm_panel_add(&lcd->panel);
>  	if (ret < 0) {
> diff --git a/drivers/gpu/drm/panel/panel-tpo-td028ttec1.c b/drivers/gpu/drm/panel/panel-tpo-td028ttec1.c
> index d7b2e34626ef..8b1148d74e7b 100644
> --- a/drivers/gpu/drm/panel/panel-tpo-td028ttec1.c
> +++ b/drivers/gpu/drm/panel/panel-tpo-td028ttec1.c
> @@ -347,9 +347,7 @@ static int td028ttec1_probe(struct spi_device *spi)
>  		return ret;
>  	}
>  
> -	drm_panel_init(&lcd->panel);
> -	lcd->panel.dev = &lcd->spi->dev;
> -	lcd->panel.funcs = &td028ttec1_funcs;
> +	drm_panel_init(&lcd->panel, &lcd->spi->dev, &td028ttec1_funcs);
>  
>  	return drm_panel_add(&lcd->panel);
>  }
> diff --git a/drivers/gpu/drm/panel/panel-tpo-td043mtea1.c b/drivers/gpu/drm/panel/panel-tpo-td043mtea1.c
> index 84370562910f..bbf0c2e1c90f 100644
> --- a/drivers/gpu/drm/panel/panel-tpo-td043mtea1.c
> +++ b/drivers/gpu/drm/panel/panel-tpo-td043mtea1.c
> @@ -458,9 +458,7 @@ static int td043mtea1_probe(struct spi_device *spi)
>  		return ret;
>  	}
>  
> -	drm_panel_init(&lcd->panel);
> -	lcd->panel.dev = &lcd->spi->dev;
> -	lcd->panel.funcs = &td043mtea1_funcs;
> +	drm_panel_init(&lcd->panel, &lcd->spi->dev, &td043mtea1_funcs);
>  
>  	ret = drm_panel_add(&lcd->panel);
>  	if (ret < 0) {
> diff --git a/drivers/gpu/drm/panel/panel-tpo-tpg110.c b/drivers/gpu/drm/panel/panel-tpo-tpg110.c
> index 71591e5f5938..25524c26b241 100644
> --- a/drivers/gpu/drm/panel/panel-tpo-tpg110.c
> +++ b/drivers/gpu/drm/panel/panel-tpo-tpg110.c
> @@ -457,9 +457,7 @@ static int tpg110_probe(struct spi_device *spi)
>  	if (ret)
>  		return ret;
>  
> -	drm_panel_init(&tpg->panel);
> -	tpg->panel.dev = dev;
> -	tpg->panel.funcs = &tpg110_drm_funcs;
> +	drm_panel_init(&tpg->panel, dev, &tpg110_drm_funcs);
>  	spi_set_drvdata(spi, tpg);
>  
>  	return drm_panel_add(&tpg->panel);
> diff --git a/drivers/gpu/drm/panel/panel-truly-nt35597.c b/drivers/gpu/drm/panel/panel-truly-nt35597.c
> index 77e1311b7c69..c3714be78837 100644
> --- a/drivers/gpu/drm/panel/panel-truly-nt35597.c
> +++ b/drivers/gpu/drm/panel/panel-truly-nt35597.c
> @@ -518,9 +518,7 @@ static int truly_nt35597_panel_add(struct truly_nt35597 *ctx)
>  	/* dual port */
>  	gpiod_set_value(ctx->mode_gpio, 0);
>  
> -	drm_panel_init(&ctx->panel);
> -	ctx->panel.dev = dev;
> -	ctx->panel.funcs = &truly_nt35597_drm_funcs;
> +	drm_panel_init(&ctx->panel, dev, &truly_nt35597_drm_funcs);
>  	drm_panel_add(&ctx->panel);
>  
>  	return 0;
> diff --git a/include/drm/drm_panel.h b/include/drm/drm_panel.h
> index 624bd15ecfab..4b9c656dc15e 100644
> --- a/include/drm/drm_panel.h
> +++ b/include/drm/drm_panel.h
> @@ -147,7 +147,8 @@ struct drm_panel {
>  	struct list_head list;
>  };
>  
> -void drm_panel_init(struct drm_panel *panel);
> +void drm_panel_init(struct drm_panel *panel, struct device *dev,
> +		    const struct drm_panel_funcs *funcs);
>  
>  int drm_panel_add(struct drm_panel *panel);
>  void drm_panel_remove(struct drm_panel *panel);
> -- 
> Regards,
> 
> Laurent Pinchart


More information about the dri-devel mailing list