| Message ID | 20191202193230.21310-19-sam@ravnborg.org (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | drm/panel infrastructure + backlight update | expand |
Hi, On Mon, Dec 02, 2019 at 08:32:22PM +0100, Sam Ravnborg wrote: > Use the backlight support in drm_panel to simplify the driver. > While touching the include files sort them > and divide them up in blocks. > > Signed-off-by: Sam Ravnborg <sam@ravnborg.org> > Cc: "Guido Günther" <agx@sigxcpu.org> > Cc: Purism Kernel Team <kernel@puri.sm> > Cc: Thierry Reding <thierry.reding@gmail.com> > Cc: Sam Ravnborg <sam@ravnborg.org> > --- > .../drm/panel/panel-rocktech-jh057n00900.c | 24 +++++++++---------- > 1 file changed, 12 insertions(+), 12 deletions(-) > > diff --git a/drivers/gpu/drm/panel/panel-rocktech-jh057n00900.c b/drivers/gpu/drm/panel/panel-rocktech-jh057n00900.c > index 3a4f1c0fce86..38ff742bc120 100644 > --- a/drivers/gpu/drm/panel/panel-rocktech-jh057n00900.c > +++ b/drivers/gpu/drm/panel/panel-rocktech-jh057n00900.c > @@ -5,20 +5,22 @@ > * Copyright (C) Purism SPC 2019 > */ > > -#include <drm/drm_mipi_dsi.h> > -#include <drm/drm_modes.h> > -#include <drm/drm_panel.h> > -#include <drm/drm_print.h> > -#include <linux/backlight.h> > #include <linux/debugfs.h> > #include <linux/delay.h> > #include <linux/gpio/consumer.h> > #include <linux/media-bus-format.h> > +#include <linux/mod_devicetable.h> > #include <linux/module.h> > #include <linux/regulator/consumer.h> > + > #include <video/display_timing.h> > #include <video/mipi_display.h> > > +#include <drm/drm_mipi_dsi.h> > +#include <drm/drm_modes.h> > +#include <drm/drm_panel.h> > +#include <drm/drm_print.h> > + > #define DRV_NAME "panel-rocktech-jh057n00900" > > /* Manufacturer specific Commands send via DSI */ > @@ -47,7 +49,6 @@ struct jh057n { > struct device *dev; > struct drm_panel panel; > struct gpio_desc *reset_gpio; > - struct backlight_device *backlight; > struct regulator *vcc; > struct regulator *iovcc; > bool prepared; > @@ -152,7 +153,7 @@ static int jh057n_enable(struct drm_panel *panel) > return ret; > } > > - return backlight_enable(ctx->backlight); > + return 0; > } > > static int jh057n_disable(struct drm_panel *panel) > @@ -160,7 +161,6 @@ static int jh057n_disable(struct drm_panel *panel) > struct jh057n *ctx = panel_to_jh057n(panel); > struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev); > > - backlight_disable(ctx->backlight); > return mipi_dsi_dcs_set_display_off(dsi); > } > > @@ -321,10 +321,6 @@ static int jh057n_probe(struct mipi_dsi_device *dsi) > dsi->mode_flags = MIPI_DSI_MODE_VIDEO | > MIPI_DSI_MODE_VIDEO_BURST | MIPI_DSI_MODE_VIDEO_SYNC_PULSE; > > - ctx->backlight = devm_of_find_backlight(dev); > - if (IS_ERR(ctx->backlight)) > - return PTR_ERR(ctx->backlight); > - > ctx->vcc = devm_regulator_get(dev, "vcc"); > if (IS_ERR(ctx->vcc)) { > ret = PTR_ERR(ctx->vcc); > @@ -347,6 +343,10 @@ static int jh057n_probe(struct mipi_dsi_device *dsi) > drm_panel_init(&ctx->panel, dev, &jh057n_drm_funcs, > DRM_MODE_CONNECTOR_DSI); > > + ret = drm_panel_of_backlight(&ctx->panel); > + if (ret) > + return ret; > + > drm_panel_add(&ctx->panel); > > ret = mipi_dsi_attach(dsi); Reviewed-by: Guido Günther <agx@sigxcpu.org> > -- > 2.20.1 >
diff --git a/drivers/gpu/drm/panel/panel-rocktech-jh057n00900.c b/drivers/gpu/drm/panel/panel-rocktech-jh057n00900.c index 3a4f1c0fce86..38ff742bc120 100644 --- a/drivers/gpu/drm/panel/panel-rocktech-jh057n00900.c +++ b/drivers/gpu/drm/panel/panel-rocktech-jh057n00900.c @@ -5,20 +5,22 @@ * Copyright (C) Purism SPC 2019 */ -#include <drm/drm_mipi_dsi.h> -#include <drm/drm_modes.h> -#include <drm/drm_panel.h> -#include <drm/drm_print.h> -#include <linux/backlight.h> #include <linux/debugfs.h> #include <linux/delay.h> #include <linux/gpio/consumer.h> #include <linux/media-bus-format.h> +#include <linux/mod_devicetable.h> #include <linux/module.h> #include <linux/regulator/consumer.h> + #include <video/display_timing.h> #include <video/mipi_display.h> +#include <drm/drm_mipi_dsi.h> +#include <drm/drm_modes.h> +#include <drm/drm_panel.h> +#include <drm/drm_print.h> + #define DRV_NAME "panel-rocktech-jh057n00900" /* Manufacturer specific Commands send via DSI */ @@ -47,7 +49,6 @@ struct jh057n { struct device *dev; struct drm_panel panel; struct gpio_desc *reset_gpio; - struct backlight_device *backlight; struct regulator *vcc; struct regulator *iovcc; bool prepared; @@ -152,7 +153,7 @@ static int jh057n_enable(struct drm_panel *panel) return ret; } - return backlight_enable(ctx->backlight); + return 0; } static int jh057n_disable(struct drm_panel *panel) @@ -160,7 +161,6 @@ static int jh057n_disable(struct drm_panel *panel) struct jh057n *ctx = panel_to_jh057n(panel); struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev); - backlight_disable(ctx->backlight); return mipi_dsi_dcs_set_display_off(dsi); } @@ -321,10 +321,6 @@ static int jh057n_probe(struct mipi_dsi_device *dsi) dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST | MIPI_DSI_MODE_VIDEO_SYNC_PULSE; - ctx->backlight = devm_of_find_backlight(dev); - if (IS_ERR(ctx->backlight)) - return PTR_ERR(ctx->backlight); - ctx->vcc = devm_regulator_get(dev, "vcc"); if (IS_ERR(ctx->vcc)) { ret = PTR_ERR(ctx->vcc); @@ -347,6 +343,10 @@ static int jh057n_probe(struct mipi_dsi_device *dsi) drm_panel_init(&ctx->panel, dev, &jh057n_drm_funcs, DRM_MODE_CONNECTOR_DSI); + ret = drm_panel_of_backlight(&ctx->panel); + if (ret) + return ret; + drm_panel_add(&ctx->panel); ret = mipi_dsi_attach(dsi);
Use the backlight support in drm_panel to simplify the driver. While touching the include files sort them and divide them up in blocks. Signed-off-by: Sam Ravnborg <sam@ravnborg.org> Cc: "Guido Günther" <agx@sigxcpu.org> Cc: Purism Kernel Team <kernel@puri.sm> Cc: Thierry Reding <thierry.reding@gmail.com> Cc: Sam Ravnborg <sam@ravnborg.org> --- .../drm/panel/panel-rocktech-jh057n00900.c | 24 +++++++++---------- 1 file changed, 12 insertions(+), 12 deletions(-)