diff options
Diffstat (limited to 'drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c')
| -rw-r--r-- | drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c | 103 |
1 files changed, 24 insertions, 79 deletions
diff --git a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c index 754197099440..f6ef8ff964dd 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c @@ -33,19 +33,11 @@ static const struct videomode lb035q02_vm = { .vfront_porch = 4, .vback_porch = 18, - .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | - DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_SYNC_NEGEDGE | - DISPLAY_FLAGS_PIXDATA_POSEDGE, - /* - * Note: According to the panel documentation: - * DE is active LOW - * DATA needs to be driven on the FALLING edge - */ + .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW, }; struct panel_drv_data { struct omap_dss_device dssdev; - struct omap_dss_device *in; struct spi_device *spi; @@ -116,51 +108,25 @@ static void init_lb035q02_panel(struct spi_device *spi) lb035q02_write_reg(spi, 0x3b, 0x0806); } -static int lb035q02_connect(struct omap_dss_device *dssdev) +static int lb035q02_connect(struct omap_dss_device *src, + struct omap_dss_device *dst) { - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in; - int r; - - if (omapdss_device_is_connected(dssdev)) - return 0; - - in = omapdss_of_find_source_for_first_ep(dssdev->dev->of_node); - if (IS_ERR(in)) { - dev_err(dssdev->dev, "failed to find video source\n"); - return PTR_ERR(in); - } - - r = in->ops.dpi->connect(in, dssdev); - if (r) { - omap_dss_put_device(in); - return r; - } + struct panel_drv_data *ddata = to_panel_data(dst); init_lb035q02_panel(ddata->spi); - ddata->in = in; return 0; } -static void lb035q02_disconnect(struct omap_dss_device *dssdev) +static void lb035q02_disconnect(struct omap_dss_device *src, + struct omap_dss_device *dst) { - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - if (!omapdss_device_is_connected(dssdev)) - return; - - in->ops.dpi->disconnect(in, dssdev); - - omap_dss_put_device(in); - ddata->in = NULL; } static int lb035q02_enable(struct omap_dss_device *dssdev) { struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; + struct omap_dss_device *src = dssdev->src; int r; if (!omapdss_device_is_connected(dssdev)) @@ -169,9 +135,7 @@ static int lb035q02_enable(struct omap_dss_device *dssdev) if (omapdss_device_is_enabled(dssdev)) return 0; - in->ops.dpi->set_timings(in, &ddata->vm); - - r = in->ops.dpi->enable(in); + r = src->ops->enable(src); if (r) return r; @@ -186,7 +150,7 @@ static int lb035q02_enable(struct omap_dss_device *dssdev) static void lb035q02_disable(struct omap_dss_device *dssdev) { struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; + struct omap_dss_device *src = dssdev->src; if (!omapdss_device_is_enabled(dssdev)) return; @@ -194,23 +158,11 @@ static void lb035q02_disable(struct omap_dss_device *dssdev) if (ddata->enable_gpio) gpiod_set_value_cansleep(ddata->enable_gpio, 0); - in->ops.dpi->disable(in); + src->ops->disable(src); dssdev->state = OMAP_DSS_DISPLAY_DISABLED; } -static void lb035q02_set_timings(struct omap_dss_device *dssdev, - struct videomode *vm) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - ddata->vm = *vm; - dssdev->panel.vm = *vm; - - in->ops.dpi->set_timings(in, vm); -} - static void lb035q02_get_timings(struct omap_dss_device *dssdev, struct videomode *vm) { @@ -219,25 +171,14 @@ static void lb035q02_get_timings(struct omap_dss_device *dssdev, *vm = ddata->vm; } -static int lb035q02_check_timings(struct omap_dss_device *dssdev, - struct videomode *vm) -{ - struct panel_drv_data *ddata = to_panel_data(dssdev); - struct omap_dss_device *in = ddata->in; - - return in->ops.dpi->check_timings(in, vm); -} - -static struct omap_dss_driver lb035q02_ops = { +static const struct omap_dss_device_ops lb035q02_ops = { .connect = lb035q02_connect, .disconnect = lb035q02_disconnect, .enable = lb035q02_enable, .disable = lb035q02_disable, - .set_timings = lb035q02_set_timings, .get_timings = lb035q02_get_timings, - .check_timings = lb035q02_check_timings, }; static int lb035q02_probe_of(struct spi_device *spi) @@ -278,16 +219,21 @@ static int lb035q02_panel_spi_probe(struct spi_device *spi) dssdev = &ddata->dssdev; dssdev->dev = &spi->dev; - dssdev->driver = &lb035q02_ops; + dssdev->ops = &lb035q02_ops; dssdev->type = OMAP_DISPLAY_TYPE_DPI; dssdev->owner = THIS_MODULE; - dssdev->panel.vm = ddata->vm; + dssdev->of_ports = BIT(0); - r = omapdss_register_display(dssdev); - if (r) { - dev_err(&spi->dev, "Failed to register panel\n"); - return r; - } + /* + * Note: According to the panel documentation: + * DE is active LOW + * DATA needs to be driven on the FALLING edge + */ + dssdev->bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_SYNC_NEGEDGE + | DRM_BUS_FLAG_PIXDATA_POSEDGE; + + omapdss_display_init(dssdev); + omapdss_device_register(dssdev); return 0; } @@ -297,10 +243,9 @@ static int lb035q02_panel_spi_remove(struct spi_device *spi) struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev); struct omap_dss_device *dssdev = &ddata->dssdev; - omapdss_unregister_display(dssdev); + omapdss_device_unregister(dssdev); lb035q02_disable(dssdev); - lb035q02_disconnect(dssdev); return 0; } |