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path: root/drivers/gpu/drm/msm/disp/mdp4/mdp4_lvds_connector.c
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Diffstat (limited to 'drivers/gpu/drm/msm/disp/mdp4/mdp4_lvds_connector.c')
-rw-r--r--drivers/gpu/drm/msm/disp/mdp4/mdp4_lvds_connector.c121
1 files changed, 0 insertions, 121 deletions
diff --git a/drivers/gpu/drm/msm/disp/mdp4/mdp4_lvds_connector.c b/drivers/gpu/drm/msm/disp/mdp4/mdp4_lvds_connector.c
deleted file mode 100644
index 52e728181b52..000000000000
--- a/drivers/gpu/drm/msm/disp/mdp4/mdp4_lvds_connector.c
+++ /dev/null
@@ -1,121 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * Copyright (C) 2014 Red Hat
- * Author: Rob Clark <robdclark@gmail.com>
- * Author: Vinay Simha <vinaysimha@inforcecomputing.com>
- */
-
-#include "mdp4_kms.h"
-
-struct mdp4_lvds_connector {
- struct drm_connector base;
- struct drm_encoder *encoder;
- struct device_node *panel_node;
- struct drm_panel *panel;
-};
-#define to_mdp4_lvds_connector(x) container_of(x, struct mdp4_lvds_connector, base)
-
-static enum drm_connector_status mdp4_lvds_connector_detect(
- struct drm_connector *connector, bool force)
-{
- struct mdp4_lvds_connector *mdp4_lvds_connector =
- to_mdp4_lvds_connector(connector);
-
- if (!mdp4_lvds_connector->panel) {
- mdp4_lvds_connector->panel =
- of_drm_find_panel(mdp4_lvds_connector->panel_node);
- if (IS_ERR(mdp4_lvds_connector->panel))
- mdp4_lvds_connector->panel = NULL;
- }
-
- return mdp4_lvds_connector->panel ?
- connector_status_connected :
- connector_status_disconnected;
-}
-
-static void mdp4_lvds_connector_destroy(struct drm_connector *connector)
-{
- struct mdp4_lvds_connector *mdp4_lvds_connector =
- to_mdp4_lvds_connector(connector);
-
- drm_connector_cleanup(connector);
-
- kfree(mdp4_lvds_connector);
-}
-
-static int mdp4_lvds_connector_get_modes(struct drm_connector *connector)
-{
- struct mdp4_lvds_connector *mdp4_lvds_connector =
- to_mdp4_lvds_connector(connector);
- struct drm_panel *panel = mdp4_lvds_connector->panel;
- int ret = 0;
-
- if (panel)
- ret = drm_panel_get_modes(panel, connector);
-
- return ret;
-}
-
-static enum drm_mode_status
-mdp4_lvds_connector_mode_valid(struct drm_connector *connector,
- const struct drm_display_mode *mode)
-{
- struct mdp4_lvds_connector *mdp4_lvds_connector =
- to_mdp4_lvds_connector(connector);
- struct drm_encoder *encoder = mdp4_lvds_connector->encoder;
- long actual, requested;
-
- requested = 1000 * mode->clock;
- actual = mdp4_lcdc_round_pixclk(encoder, requested);
-
- DBG("requested=%ld, actual=%ld", requested, actual);
-
- if (actual != requested)
- return MODE_CLOCK_RANGE;
-
- return MODE_OK;
-}
-
-static const struct drm_connector_funcs mdp4_lvds_connector_funcs = {
- .detect = mdp4_lvds_connector_detect,
- .fill_modes = drm_helper_probe_single_connector_modes,
- .destroy = mdp4_lvds_connector_destroy,
- .reset = drm_atomic_helper_connector_reset,
- .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
- .atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
-};
-
-static const struct drm_connector_helper_funcs mdp4_lvds_connector_helper_funcs = {
- .get_modes = mdp4_lvds_connector_get_modes,
- .mode_valid = mdp4_lvds_connector_mode_valid,
-};
-
-/* initialize connector */
-struct drm_connector *mdp4_lvds_connector_init(struct drm_device *dev,
- struct device_node *panel_node, struct drm_encoder *encoder)
-{
- struct drm_connector *connector = NULL;
- struct mdp4_lvds_connector *mdp4_lvds_connector;
-
- mdp4_lvds_connector = kzalloc(sizeof(*mdp4_lvds_connector), GFP_KERNEL);
- if (!mdp4_lvds_connector)
- return ERR_PTR(-ENOMEM);
-
- mdp4_lvds_connector->encoder = encoder;
- mdp4_lvds_connector->panel_node = panel_node;
-
- connector = &mdp4_lvds_connector->base;
-
- drm_connector_init(dev, connector, &mdp4_lvds_connector_funcs,
- DRM_MODE_CONNECTOR_LVDS);
- drm_connector_helper_add(connector, &mdp4_lvds_connector_helper_funcs);
-
- connector->polled = 0;
-
- connector->interlace_allowed = 0;
- connector->doublescan_allowed = 0;
-
- drm_connector_attach_encoder(connector, encoder);
-
- return connector;
-}