From 56c5dd00f8db27a429647b14c8c309bd5d9c1d15 Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Sat, 15 Jun 2013 14:21:51 +0200 Subject: [PATCH] drm/rcar-du: Split LVDS encoder and connector This prepares for the encoders rework. Signed-off-by: Laurent Pinchart --- drivers/gpu/drm/rcar-du/Makefile | 1 + drivers/gpu/drm/rcar-du/rcar_du_lvds.c | 120 +------------------- drivers/gpu/drm/rcar-du/rcar_du_lvdscon.c | 130 ++++++++++++++++++++++ drivers/gpu/drm/rcar-du/rcar_du_lvdscon.h | 25 +++++ 4 files changed, 158 insertions(+), 118 deletions(-) create mode 100644 drivers/gpu/drm/rcar-du/rcar_du_lvdscon.c create mode 100644 drivers/gpu/drm/rcar-du/rcar_du_lvdscon.h diff --git a/drivers/gpu/drm/rcar-du/Makefile b/drivers/gpu/drm/rcar-du/Makefile index 7333c0094015..5def510599b0 100644 --- a/drivers/gpu/drm/rcar-du/Makefile +++ b/drivers/gpu/drm/rcar-du/Makefile @@ -2,6 +2,7 @@ rcar-du-drm-y := rcar_du_crtc.o \ rcar_du_drv.o \ rcar_du_kms.o \ rcar_du_lvds.o \ + rcar_du_lvdscon.o \ rcar_du_plane.o \ rcar_du_vga.o diff --git a/drivers/gpu/drm/rcar-du/rcar_du_lvds.c b/drivers/gpu/drm/rcar-du/rcar_du_lvds.c index 7aefe7267e1d..82e515741f89 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_lvds.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_lvds.c @@ -1,5 +1,5 @@ /* - * rcar_du_lvds.c -- R-Car Display Unit LVDS Encoder and Connector + * rcar_du_lvds.c -- R-Car Display Unit LVDS Encoder * * Copyright (C) 2013 Renesas Corporation * @@ -18,123 +18,7 @@ #include "rcar_du_drv.h" #include "rcar_du_kms.h" #include "rcar_du_lvds.h" - -struct rcar_du_lvds_connector { - struct rcar_du_connector connector; - - const struct rcar_du_panel_data *panel; -}; - -#define to_rcar_lvds_connector(c) \ - container_of(c, struct rcar_du_lvds_connector, connector.connector) - -/* ----------------------------------------------------------------------------- - * Connector - */ - -static int rcar_du_lvds_connector_get_modes(struct drm_connector *connector) -{ - struct rcar_du_lvds_connector *lvdscon = to_rcar_lvds_connector(connector); - struct drm_display_mode *mode; - - mode = drm_mode_create(connector->dev); - if (mode == NULL) - return 0; - - mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER; - mode->clock = lvdscon->panel->mode.clock; - mode->hdisplay = lvdscon->panel->mode.hdisplay; - mode->hsync_start = lvdscon->panel->mode.hsync_start; - mode->hsync_end = lvdscon->panel->mode.hsync_end; - mode->htotal = lvdscon->panel->mode.htotal; - mode->vdisplay = lvdscon->panel->mode.vdisplay; - mode->vsync_start = lvdscon->panel->mode.vsync_start; - mode->vsync_end = lvdscon->panel->mode.vsync_end; - mode->vtotal = lvdscon->panel->mode.vtotal; - mode->flags = lvdscon->panel->mode.flags; - - drm_mode_set_name(mode); - drm_mode_probed_add(connector, mode); - - return 1; -} - -static int rcar_du_lvds_connector_mode_valid(struct drm_connector *connector, - struct drm_display_mode *mode) -{ - return MODE_OK; -} - -static const struct drm_connector_helper_funcs connector_helper_funcs = { - .get_modes = rcar_du_lvds_connector_get_modes, - .mode_valid = rcar_du_lvds_connector_mode_valid, - .best_encoder = rcar_du_connector_best_encoder, -}; - -static void rcar_du_lvds_connector_destroy(struct drm_connector *connector) -{ - drm_sysfs_connector_remove(connector); - drm_connector_cleanup(connector); -} - -static enum drm_connector_status -rcar_du_lvds_connector_detect(struct drm_connector *connector, bool force) -{ - return connector_status_connected; -} - -static const struct drm_connector_funcs connector_funcs = { - .dpms = drm_helper_connector_dpms, - .detect = rcar_du_lvds_connector_detect, - .fill_modes = drm_helper_probe_single_connector_modes, - .destroy = rcar_du_lvds_connector_destroy, -}; - -static int rcar_du_lvds_connector_init(struct rcar_du_device *rcdu, - struct rcar_du_encoder *renc, - const struct rcar_du_panel_data *panel) -{ - struct rcar_du_lvds_connector *lvdscon; - struct drm_connector *connector; - int ret; - - lvdscon = devm_kzalloc(rcdu->dev, sizeof(*lvdscon), GFP_KERNEL); - if (lvdscon == NULL) - return -ENOMEM; - - lvdscon->panel = panel; - - connector = &lvdscon->connector.connector; - connector->display_info.width_mm = panel->width_mm; - connector->display_info.height_mm = panel->height_mm; - - ret = drm_connector_init(rcdu->ddev, connector, &connector_funcs, - DRM_MODE_CONNECTOR_LVDS); - if (ret < 0) - return ret; - - drm_connector_helper_add(connector, &connector_helper_funcs); - ret = drm_sysfs_connector_add(connector); - if (ret < 0) - return ret; - - drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF); - drm_object_property_set_value(&connector->base, - rcdu->ddev->mode_config.dpms_property, DRM_MODE_DPMS_OFF); - - ret = drm_mode_connector_attach_encoder(connector, &renc->encoder); - if (ret < 0) - return ret; - - connector->encoder = &renc->encoder; - lvdscon->connector.encoder = renc; - - return 0; -} - -/* ----------------------------------------------------------------------------- - * Encoder - */ +#include "rcar_du_lvdscon.h" static void rcar_du_lvds_encoder_dpms(struct drm_encoder *encoder, int mode) { diff --git a/drivers/gpu/drm/rcar-du/rcar_du_lvdscon.c b/drivers/gpu/drm/rcar-du/rcar_du_lvdscon.c new file mode 100644 index 000000000000..6cfcc9438c68 --- /dev/null +++ b/drivers/gpu/drm/rcar-du/rcar_du_lvdscon.c @@ -0,0 +1,130 @@ +/* + * rcar_du_lvdscon.c -- R-Car Display Unit LVDS Connector + * + * Copyright (C) 2013 Renesas Corporation + * + * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com) + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#include +#include +#include + +#include "rcar_du_drv.h" +#include "rcar_du_kms.h" +#include "rcar_du_lvdscon.h" + +struct rcar_du_lvds_connector { + struct rcar_du_connector connector; + + const struct rcar_du_panel_data *panel; +}; + +#define to_rcar_lvds_connector(c) \ + container_of(c, struct rcar_du_lvds_connector, connector.connector) + +static int rcar_du_lvds_connector_get_modes(struct drm_connector *connector) +{ + struct rcar_du_lvds_connector *lvdscon = + to_rcar_lvds_connector(connector); + struct drm_display_mode *mode; + + mode = drm_mode_create(connector->dev); + if (mode == NULL) + return 0; + + mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER; + mode->clock = lvdscon->panel->mode.clock; + mode->hdisplay = lvdscon->panel->mode.hdisplay; + mode->hsync_start = lvdscon->panel->mode.hsync_start; + mode->hsync_end = lvdscon->panel->mode.hsync_end; + mode->htotal = lvdscon->panel->mode.htotal; + mode->vdisplay = lvdscon->panel->mode.vdisplay; + mode->vsync_start = lvdscon->panel->mode.vsync_start; + mode->vsync_end = lvdscon->panel->mode.vsync_end; + mode->vtotal = lvdscon->panel->mode.vtotal; + mode->flags = lvdscon->panel->mode.flags; + + drm_mode_set_name(mode); + drm_mode_probed_add(connector, mode); + + return 1; +} + +static int rcar_du_lvds_connector_mode_valid(struct drm_connector *connector, + struct drm_display_mode *mode) +{ + return MODE_OK; +} + +static const struct drm_connector_helper_funcs connector_helper_funcs = { + .get_modes = rcar_du_lvds_connector_get_modes, + .mode_valid = rcar_du_lvds_connector_mode_valid, + .best_encoder = rcar_du_connector_best_encoder, +}; + +static void rcar_du_lvds_connector_destroy(struct drm_connector *connector) +{ + drm_sysfs_connector_remove(connector); + drm_connector_cleanup(connector); +} + +static enum drm_connector_status +rcar_du_lvds_connector_detect(struct drm_connector *connector, bool force) +{ + return connector_status_connected; +} + +static const struct drm_connector_funcs connector_funcs = { + .dpms = drm_helper_connector_dpms, + .detect = rcar_du_lvds_connector_detect, + .fill_modes = drm_helper_probe_single_connector_modes, + .destroy = rcar_du_lvds_connector_destroy, +}; + +int rcar_du_lvds_connector_init(struct rcar_du_device *rcdu, + struct rcar_du_encoder *renc, + const struct rcar_du_panel_data *panel) +{ + struct rcar_du_lvds_connector *lvdscon; + struct drm_connector *connector; + int ret; + + lvdscon = devm_kzalloc(rcdu->dev, sizeof(*lvdscon), GFP_KERNEL); + if (lvdscon == NULL) + return -ENOMEM; + + lvdscon->panel = panel; + + connector = &lvdscon->connector.connector; + connector->display_info.width_mm = panel->width_mm; + connector->display_info.height_mm = panel->height_mm; + + ret = drm_connector_init(rcdu->ddev, connector, &connector_funcs, + DRM_MODE_CONNECTOR_LVDS); + if (ret < 0) + return ret; + + drm_connector_helper_add(connector, &connector_helper_funcs); + ret = drm_sysfs_connector_add(connector); + if (ret < 0) + return ret; + + drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF); + drm_object_property_set_value(&connector->base, + rcdu->ddev->mode_config.dpms_property, DRM_MODE_DPMS_OFF); + + ret = drm_mode_connector_attach_encoder(connector, &renc->encoder); + if (ret < 0) + return ret; + + connector->encoder = &renc->encoder; + lvdscon->connector.encoder = renc; + + return 0; +} diff --git a/drivers/gpu/drm/rcar-du/rcar_du_lvdscon.h b/drivers/gpu/drm/rcar-du/rcar_du_lvdscon.h new file mode 100644 index 000000000000..bff8683699ca --- /dev/null +++ b/drivers/gpu/drm/rcar-du/rcar_du_lvdscon.h @@ -0,0 +1,25 @@ +/* + * rcar_du_lvdscon.h -- R-Car Display Unit LVDS Connector + * + * Copyright (C) 2013 Renesas Corporation + * + * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com) + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#ifndef __RCAR_DU_LVDSCON_H__ +#define __RCAR_DU_LVDSCON_H__ + +struct rcar_du_device; +struct rcar_du_encoder; +struct rcar_du_panel_data; + +int rcar_du_lvds_connector_init(struct rcar_du_device *rcdu, + struct rcar_du_encoder *renc, + const struct rcar_du_panel_data *panel); + +#endif /* __RCAR_DU_LVDSCON_H__ */