| /* |
| * Copyright 2007-8 Advanced Micro Devices, Inc. |
| * Copyright 2008 Red Hat Inc. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included in |
| * all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR |
| * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
| * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
| * OTHER DEALINGS IN THE SOFTWARE. |
| * |
| * Authors: Dave Airlie |
| * Alex Deucher |
| */ |
| #include "drmP.h" |
| #include "drm_edid.h" |
| #include "drm_crtc_helper.h" |
| #include "drm_fb_helper.h" |
| #include "radeon_drm.h" |
| #include "radeon.h" |
| #include "atom.h" |
| |
| extern void |
| radeon_combios_connected_scratch_regs(struct drm_connector *connector, |
| struct drm_encoder *encoder, |
| bool connected); |
| extern void |
| radeon_atombios_connected_scratch_regs(struct drm_connector *connector, |
| struct drm_encoder *encoder, |
| bool connected); |
| |
| static void radeon_property_change_mode(struct drm_encoder *encoder) |
| { |
| struct drm_crtc *crtc = encoder->crtc; |
| |
| if (crtc && crtc->enabled) { |
| drm_crtc_helper_set_mode(crtc, &crtc->mode, |
| crtc->x, crtc->y, crtc->fb); |
| } |
| } |
| static void |
| radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status) |
| { |
| struct drm_device *dev = connector->dev; |
| struct radeon_device *rdev = dev->dev_private; |
| struct drm_encoder *best_encoder = NULL; |
| struct drm_encoder *encoder = NULL; |
| struct drm_connector_helper_funcs *connector_funcs = connector->helper_private; |
| struct drm_mode_object *obj; |
| bool connected; |
| int i; |
| |
| best_encoder = connector_funcs->best_encoder(connector); |
| |
| for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { |
| if (connector->encoder_ids[i] == 0) |
| break; |
| |
| obj = drm_mode_object_find(connector->dev, |
| connector->encoder_ids[i], |
| DRM_MODE_OBJECT_ENCODER); |
| if (!obj) |
| continue; |
| |
| encoder = obj_to_encoder(obj); |
| |
| if ((encoder == best_encoder) && (status == connector_status_connected)) |
| connected = true; |
| else |
| connected = false; |
| |
| if (rdev->is_atom_bios) |
| radeon_atombios_connected_scratch_regs(connector, encoder, connected); |
| else |
| radeon_combios_connected_scratch_regs(connector, encoder, connected); |
| |
| } |
| } |
| |
| struct drm_encoder *radeon_find_encoder(struct drm_connector *connector, int encoder_type) |
| { |
| struct drm_mode_object *obj; |
| struct drm_encoder *encoder; |
| int i; |
| |
| for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { |
| if (connector->encoder_ids[i] == 0) |
| break; |
| |
| obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER); |
| if (!obj) |
| continue; |
| |
| encoder = obj_to_encoder(obj); |
| if (encoder->encoder_type == encoder_type) |
| return encoder; |
| } |
| return NULL; |
| } |
| |
| struct drm_encoder *radeon_best_single_encoder(struct drm_connector *connector) |
| { |
| int enc_id = connector->encoder_ids[0]; |
| struct drm_mode_object *obj; |
| struct drm_encoder *encoder; |
| |
| /* pick the encoder ids */ |
| if (enc_id) { |
| obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER); |
| if (!obj) |
| return NULL; |
| encoder = obj_to_encoder(obj); |
| return encoder; |
| } |
| return NULL; |
| } |
| |
| /* |
| * radeon_connector_analog_encoder_conflict_solve |
| * - search for other connectors sharing this encoder |
| * if priority is true, then set them disconnected if this is connected |
| * if priority is false, set us disconnected if they are connected |
| */ |
| static enum drm_connector_status |
| radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector, |
| struct drm_encoder *encoder, |
| enum drm_connector_status current_status, |
| bool priority) |
| { |
| struct drm_device *dev = connector->dev; |
| struct drm_connector *conflict; |
| int i; |
| |
| list_for_each_entry(conflict, &dev->mode_config.connector_list, head) { |
| if (conflict == connector) |
| continue; |
| |
| for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { |
| if (conflict->encoder_ids[i] == 0) |
| break; |
| |
| /* if the IDs match */ |
| if (conflict->encoder_ids[i] == encoder->base.id) { |
| if (conflict->status != connector_status_connected) |
| continue; |
| |
| if (priority == true) { |
| DRM_INFO("1: conflicting encoders switching off %s\n", drm_get_connector_name(conflict)); |
| DRM_INFO("in favor of %s\n", drm_get_connector_name(connector)); |
| conflict->status = connector_status_disconnected; |
| radeon_connector_update_scratch_regs(conflict, connector_status_disconnected); |
| } else { |
| DRM_INFO("2: conflicting encoders switching off %s\n", drm_get_connector_name(connector)); |
| DRM_INFO("in favor of %s\n", drm_get_connector_name(conflict)); |
| current_status = connector_status_disconnected; |
| } |
| break; |
| } |
| } |
| } |
| return current_status; |
| |
| } |
| |
| static struct drm_display_mode *radeon_fp_native_mode(struct drm_encoder *encoder) |
| { |
| struct drm_device *dev = encoder->dev; |
| struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); |
| struct drm_display_mode *mode = NULL; |
| struct drm_display_mode *native_mode = &radeon_encoder->native_mode; |
| |
| if (native_mode->hdisplay != 0 && |
| native_mode->vdisplay != 0 && |
| native_mode->clock != 0) { |
| mode = drm_mode_duplicate(dev, native_mode); |
| mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER; |
| drm_mode_set_name(mode); |
| |
| DRM_DEBUG("Adding native panel mode %s\n", mode->name); |
| } |
| return mode; |
| } |
| |
| static void radeon_add_common_modes(struct drm_encoder *encoder, struct drm_connector *connector) |
| { |
| struct drm_device *dev = encoder->dev; |
| struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); |
| struct drm_display_mode *mode = NULL; |
| struct drm_display_mode *native_mode = &radeon_encoder->native_mode; |
| int i; |
| struct mode_size { |
| int w; |
| int h; |
| } common_modes[17] = { |
| { 640, 480}, |
| { 720, 480}, |
| { 800, 600}, |
| { 848, 480}, |
| {1024, 768}, |
| {1152, 768}, |
| {1280, 720}, |
| {1280, 800}, |
| {1280, 854}, |
| {1280, 960}, |
| {1280, 1024}, |
| {1440, 900}, |
| {1400, 1050}, |
| {1680, 1050}, |
| {1600, 1200}, |
| {1920, 1080}, |
| {1920, 1200} |
| }; |
| |
| for (i = 0; i < 17; i++) { |
| if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) { |
| if (common_modes[i].w > 1024 || |
| common_modes[i].h > 768) |
| continue; |
| } |
| if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) { |
| if (common_modes[i].w > native_mode->hdisplay || |
| common_modes[i].h > native_mode->vdisplay || |
| (common_modes[i].w == native_mode->hdisplay && |
| common_modes[i].h == native_mode->vdisplay)) |
| continue; |
| } |
| if (common_modes[i].w < 320 || common_modes[i].h < 200) |
| continue; |
| |
| mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false); |
| drm_mode_probed_add(connector, mode); |
| } |
| } |
| |
| int radeon_connector_set_property(struct drm_connector *connector, struct drm_property *property, |
| uint64_t val) |
| { |
| struct drm_device *dev = connector->dev; |
| struct radeon_device *rdev = dev->dev_private; |
| struct drm_encoder *encoder; |
| struct radeon_encoder *radeon_encoder; |
| |
| if (property == rdev->mode_info.coherent_mode_property) { |
| struct radeon_encoder_atom_dig *dig; |
| |
| /* need to find digital encoder on connector */ |
| encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS); |
| if (!encoder) |
| return 0; |
| |
| radeon_encoder = to_radeon_encoder(encoder); |
| |
| if (!radeon_encoder->enc_priv) |
| return 0; |
| |
| dig = radeon_encoder->enc_priv; |
| dig->coherent_mode = val ? true : false; |
| radeon_property_change_mode(&radeon_encoder->base); |
| } |
| |
| if (property == rdev->mode_info.tv_std_property) { |
| encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC); |
| if (!encoder) { |
| encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC); |
| } |
| |
| if (!encoder) |
| return 0; |
| |
| radeon_encoder = to_radeon_encoder(encoder); |
| if (!radeon_encoder->enc_priv) |
| return 0; |
| if (rdev->is_atom_bios) { |
| struct radeon_encoder_atom_dac *dac_int; |
| dac_int = radeon_encoder->enc_priv; |
| dac_int->tv_std = val; |
| } else { |
| struct radeon_encoder_tv_dac *dac_int; |
| dac_int = radeon_encoder->enc_priv; |
| dac_int->tv_std = val; |
| } |
| radeon_property_change_mode(&radeon_encoder->base); |
| } |
| |
| if (property == rdev->mode_info.load_detect_property) { |
| struct radeon_connector *radeon_connector = |
| to_radeon_connector(connector); |
| |
| if (val == 0) |
| radeon_connector->dac_load_detect = false; |
| else |
| radeon_connector->dac_load_detect = true; |
| } |
| |
| if (property == rdev->mode_info.tmds_pll_property) { |
| struct radeon_encoder_int_tmds *tmds = NULL; |
| bool ret = false; |
| /* need to find digital encoder on connector */ |
| encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS); |
| if (!encoder) |
| return 0; |
| |
| radeon_encoder = to_radeon_encoder(encoder); |
| |
| tmds = radeon_encoder->enc_priv; |
| if (!tmds) |
| return 0; |
| |
| if (val == 0) { |
| if (rdev->is_atom_bios) |
| ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds); |
| else |
| ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds); |
| } |
| if (val == 1 || ret == false) { |
| radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds); |
| } |
| radeon_property_change_mode(&radeon_encoder->base); |
| } |
| |
| return 0; |
| } |
| |
| static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder, |
| struct drm_connector *connector) |
| { |
| struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); |
| struct drm_display_mode *native_mode = &radeon_encoder->native_mode; |
| |
| /* Try to get native mode details from EDID if necessary */ |
| if (!native_mode->clock) { |
| struct drm_display_mode *t, *mode; |
| |
| list_for_each_entry_safe(mode, t, &connector->probed_modes, head) { |
| if (mode->hdisplay == native_mode->hdisplay && |
| mode->vdisplay == native_mode->vdisplay) { |
| *native_mode = *mode; |
| drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V); |
| DRM_INFO("Determined LVDS native mode details from EDID\n"); |
| break; |
| } |
| } |
| } |
| if (!native_mode->clock) { |
| DRM_INFO("No LVDS native mode details, disabling RMX\n"); |
| radeon_encoder->rmx_type = RMX_OFF; |
| } |
| } |
| |
| static int radeon_lvds_get_modes(struct drm_connector *connector) |
| { |
| struct radeon_connector *radeon_connector = to_radeon_connector(connector); |
| struct drm_encoder *encoder; |
| int ret = 0; |
| struct drm_display_mode *mode; |
| |
| if (radeon_connector->ddc_bus) { |
| ret = radeon_ddc_get_modes(radeon_connector); |
| if (ret > 0) { |
| encoder = radeon_best_single_encoder(connector); |
| if (encoder) { |
| radeon_fixup_lvds_native_mode(encoder, connector); |
| /* add scaled modes */ |
| radeon_add_common_modes(encoder, connector); |
| } |
| return ret; |
| } |
| } |
| |
| encoder = radeon_best_single_encoder(connector); |
| if (!encoder) |
| return 0; |
| |
| /* we have no EDID modes */ |
| mode = radeon_fp_native_mode(encoder); |
| if (mode) { |
| ret = 1; |
| drm_mode_probed_add(connector, mode); |
| /* add scaled modes */ |
| radeon_add_common_modes(encoder, connector); |
| } |
| |
| return ret; |
| } |
| |
| static int radeon_lvds_mode_valid(struct drm_connector *connector, |
| struct drm_display_mode *mode) |
| { |
| return MODE_OK; |
| } |
| |
| static enum drm_connector_status radeon_lvds_detect(struct drm_connector *connector) |
| { |
| struct radeon_connector *radeon_connector = to_radeon_connector(connector); |
| struct drm_encoder *encoder = radeon_best_single_encoder(connector); |
| enum drm_connector_status ret = connector_status_disconnected; |
| |
| if (encoder) { |
| struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); |
| struct drm_display_mode *native_mode = &radeon_encoder->native_mode; |
| |
| /* check if panel is valid */ |
| if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240) |
| ret = connector_status_connected; |
| |
| } |
| |
| /* check for edid as well */ |
| if (radeon_connector->edid) |
| ret = connector_status_connected; |
| else { |
| if (radeon_connector->ddc_bus) { |
| radeon_i2c_do_lock(radeon_connector, 1); |
| radeon_connector->edid = drm_get_edid(&radeon_connector->base, |
| &radeon_connector->ddc_bus->adapter); |
| radeon_i2c_do_lock(radeon_connector, 0); |
| if (radeon_connector->edid) |
| ret = connector_status_connected; |
| } |
| } |
| /* check acpi lid status ??? */ |
| |
| radeon_connector_update_scratch_regs(connector, ret); |
| return ret; |
| } |
| |
| static void radeon_connector_destroy(struct drm_connector *connector) |
| { |
| struct radeon_connector *radeon_connector = to_radeon_connector(connector); |
| |
| if (radeon_connector->ddc_bus) |
| radeon_i2c_destroy(radeon_connector->ddc_bus); |
| if (radeon_connector->edid) |
| kfree(radeon_connector->edid); |
| kfree(radeon_connector->con_priv); |
| drm_sysfs_connector_remove(connector); |
| drm_connector_cleanup(connector); |
| kfree(connector); |
| } |
| |
| static int radeon_lvds_set_property(struct drm_connector *connector, |
| struct drm_property *property, |
| uint64_t value) |
| { |
| struct drm_device *dev = connector->dev; |
| struct radeon_encoder *radeon_encoder; |
| enum radeon_rmx_type rmx_type; |
| |
| DRM_DEBUG("\n"); |
| if (property != dev->mode_config.scaling_mode_property) |
| return 0; |
| |
| if (connector->encoder) |
| radeon_encoder = to_radeon_encoder(connector->encoder); |
| else { |
| struct drm_connector_helper_funcs *connector_funcs = connector->helper_private; |
| radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector)); |
| } |
| |
| switch (value) { |
| case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break; |
| case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break; |
| case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break; |
| default: |
| case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break; |
| } |
| if (radeon_encoder->rmx_type == rmx_type) |
| return 0; |
| |
| radeon_encoder->rmx_type = rmx_type; |
| |
| radeon_property_change_mode(&radeon_encoder->base); |
| return 0; |
| } |
| |
| |
| struct drm_connector_helper_funcs radeon_lvds_connector_helper_funcs = { |
| .get_modes = radeon_lvds_get_modes, |
| .mode_valid = radeon_lvds_mode_valid, |
| .best_encoder = radeon_best_single_encoder, |
| }; |
| |
| struct drm_connector_funcs radeon_lvds_connector_funcs = { |
| .dpms = drm_helper_connector_dpms, |
| .detect = radeon_lvds_detect, |
| .fill_modes = drm_helper_probe_single_connector_modes, |
| .destroy = radeon_connector_destroy, |
| .set_property = radeon_lvds_set_property, |
| }; |
| |
| static int radeon_vga_get_modes(struct drm_connector *connector) |
| { |
| struct radeon_connector *radeon_connector = to_radeon_connector(connector); |
| int ret; |
| |
| ret = radeon_ddc_get_modes(radeon_connector); |
| |
| return ret; |
| } |
| |
| static int radeon_vga_mode_valid(struct drm_connector *connector, |
| struct drm_display_mode *mode) |
| { |
| return MODE_OK; |
| } |
| |
| static enum drm_connector_status radeon_vga_detect(struct drm_connector *connector) |
| { |
| struct radeon_connector *radeon_connector = to_radeon_connector(connector); |
| struct drm_encoder *encoder; |
| struct drm_encoder_helper_funcs *encoder_funcs; |
| bool dret; |
| enum drm_connector_status ret = connector_status_disconnected; |
| |
| encoder = radeon_best_single_encoder(connector); |
| if (!encoder) |
| ret = connector_status_disconnected; |
| |
| radeon_i2c_do_lock(radeon_connector, 1); |
| dret = radeon_ddc_probe(radeon_connector); |
| radeon_i2c_do_lock(radeon_connector, 0); |
| if (dret) { |
| if (radeon_connector->edid) { |
| kfree(radeon_connector->edid); |
| radeon_connector->edid = NULL; |
| } |
| radeon_i2c_do_lock(radeon_connector, 1); |
| radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter); |
| radeon_i2c_do_lock(radeon_connector, 0); |
| |
| if (!radeon_connector->edid) { |
| DRM_ERROR("DDC responded but not EDID found for %s\n", |
| drm_get_connector_name(connector)); |
| } else { |
| radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL); |
| |
| /* some oems have boards with separate digital and analog connectors |
| * with a shared ddc line (often vga + hdmi) |
| */ |
| if (radeon_connector->use_digital && radeon_connector->shared_ddc) { |
| kfree(radeon_connector->edid); |
| radeon_connector->edid = NULL; |
| ret = connector_status_disconnected; |
| } else |
| ret = connector_status_connected; |
| } |
| } else { |
| if (radeon_connector->dac_load_detect) { |
| encoder_funcs = encoder->helper_private; |
| ret = encoder_funcs->detect(encoder, connector); |
| } |
| } |
| |
| if (ret == connector_status_connected) |
| ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true); |
| radeon_connector_update_scratch_regs(connector, ret); |
| return ret; |
| } |
| |
| struct drm_connector_helper_funcs radeon_vga_connector_helper_funcs = { |
| .get_modes = radeon_vga_get_modes, |
| .mode_valid = radeon_vga_mode_valid, |
| .best_encoder = radeon_best_single_encoder, |
| }; |
| |
| struct drm_connector_funcs radeon_vga_connector_funcs = { |
| .dpms = drm_helper_connector_dpms, |
| .detect = radeon_vga_detect, |
| .fill_modes = drm_helper_probe_single_connector_modes, |
| .destroy = radeon_connector_destroy, |
| .set_property = radeon_connector_set_property, |
| }; |
| |
| static int radeon_tv_get_modes(struct drm_connector *connector) |
| { |
| struct drm_device *dev = connector->dev; |
| struct radeon_device *rdev = dev->dev_private; |
| struct drm_display_mode *tv_mode; |
| struct drm_encoder *encoder; |
| |
| encoder = radeon_best_single_encoder(connector); |
| if (!encoder) |
| return 0; |
| |
| /* avivo chips can scale any mode */ |
| if (rdev->family >= CHIP_RS600) |
| /* add scaled modes */ |
| radeon_add_common_modes(encoder, connector); |
| else { |
| /* only 800x600 is supported right now on pre-avivo chips */ |
| tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false, false); |
| tv_mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED; |
| drm_mode_probed_add(connector, tv_mode); |
| } |
| return 1; |
| } |
| |
| static int radeon_tv_mode_valid(struct drm_connector *connector, |
| struct drm_display_mode *mode) |
| { |
| return MODE_OK; |
| } |
| |
| static enum drm_connector_status radeon_tv_detect(struct drm_connector *connector) |
| { |
| struct drm_encoder *encoder; |
| struct drm_encoder_helper_funcs *encoder_funcs; |
| struct radeon_connector *radeon_connector = to_radeon_connector(connector); |
| enum drm_connector_status ret = connector_status_disconnected; |
| |
| if (!radeon_connector->dac_load_detect) |
| return ret; |
| |
| encoder = radeon_best_single_encoder(connector); |
| if (!encoder) |
| ret = connector_status_disconnected; |
| else { |
| encoder_funcs = encoder->helper_private; |
| ret = encoder_funcs->detect(encoder, connector); |
| } |
| if (ret == connector_status_connected) |
| ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, false); |
| radeon_connector_update_scratch_regs(connector, ret); |
| return ret; |
| } |
| |
| struct drm_connector_helper_funcs radeon_tv_connector_helper_funcs = { |
| .get_modes = radeon_tv_get_modes, |
| .mode_valid = radeon_tv_mode_valid, |
| .best_encoder = radeon_best_single_encoder, |
| }; |
| |
| struct drm_connector_funcs radeon_tv_connector_funcs = { |
| .dpms = drm_helper_connector_dpms, |
| .detect = radeon_tv_detect, |
| .fill_modes = drm_helper_probe_single_connector_modes, |
| .destroy = radeon_connector_destroy, |
| .set_property = radeon_connector_set_property, |
| }; |
| |
| static int radeon_dvi_get_modes(struct drm_connector *connector) |
| { |
| struct radeon_connector *radeon_connector = to_radeon_connector(connector); |
| int ret; |
| |
| ret = radeon_ddc_get_modes(radeon_connector); |
| return ret; |
| } |
| |
| /* |
| * DVI is complicated |
| * Do a DDC probe, if DDC probe passes, get the full EDID so |
| * we can do analog/digital monitor detection at this point. |
| * If the monitor is an analog monitor or we got no DDC, |
| * we need to find the DAC encoder object for this connector. |
| * If we got no DDC, we do load detection on the DAC encoder object. |
| * If we got analog DDC or load detection passes on the DAC encoder |
| * we have to check if this analog encoder is shared with anyone else (TV) |
| * if its shared we have to set the other connector to disconnected. |
| */ |
| static enum drm_connector_status radeon_dvi_detect(struct drm_connector *connector) |
| { |
| struct radeon_connector *radeon_connector = to_radeon_connector(connector); |
| struct drm_encoder *encoder = NULL; |
| struct drm_encoder_helper_funcs *encoder_funcs; |
| struct drm_mode_object *obj; |
| int i; |
| enum drm_connector_status ret = connector_status_disconnected; |
| bool dret; |
| |
| radeon_i2c_do_lock(radeon_connector, 1); |
| dret = radeon_ddc_probe(radeon_connector); |
| radeon_i2c_do_lock(radeon_connector, 0); |
| if (dret) { |
| if (radeon_connector->edid) { |
| kfree(radeon_connector->edid); |
| radeon_connector->edid = NULL; |
| } |
| radeon_i2c_do_lock(radeon_connector, 1); |
| radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter); |
| radeon_i2c_do_lock(radeon_connector, 0); |
| |
| if (!radeon_connector->edid) { |
| DRM_ERROR("DDC responded but not EDID found for %s\n", |
| drm_get_connector_name(connector)); |
| } else { |
| radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL); |
| |
| /* some oems have boards with separate digital and analog connectors |
| * with a shared ddc line (often vga + hdmi) |
| */ |
| if ((!radeon_connector->use_digital) && radeon_connector->shared_ddc) { |
| kfree(radeon_connector->edid); |
| radeon_connector->edid = NULL; |
| ret = connector_status_disconnected; |
| } else |
| ret = connector_status_connected; |
| } |
| } |
| |
| if ((ret == connector_status_connected) && (radeon_connector->use_digital == true)) |
| goto out; |
| |
| /* find analog encoder */ |
| if (radeon_connector->dac_load_detect) { |
| for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { |
| if (connector->encoder_ids[i] == 0) |
| break; |
| |
| obj = drm_mode_object_find(connector->dev, |
| connector->encoder_ids[i], |
| DRM_MODE_OBJECT_ENCODER); |
| if (!obj) |
| continue; |
| |
| encoder = obj_to_encoder(obj); |
| |
| encoder_funcs = encoder->helper_private; |
| if (encoder_funcs->detect) { |
| if (ret != connector_status_connected) { |
| ret = encoder_funcs->detect(encoder, connector); |
| if (ret == connector_status_connected) { |
| radeon_connector->use_digital = false; |
| } |
| } |
| break; |
| } |
| } |
| } |
| |
| if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) && |
| encoder) { |
| ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true); |
| } |
| |
| out: |
| /* updated in get modes as well since we need to know if it's analog or digital */ |
| radeon_connector_update_scratch_regs(connector, ret); |
| return ret; |
| } |
| |
| /* okay need to be smart in here about which encoder to pick */ |
| struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector) |
| { |
| int enc_id = connector->encoder_ids[0]; |
| struct radeon_connector *radeon_connector = to_radeon_connector(connector); |
| struct drm_mode_object *obj; |
| struct drm_encoder *encoder; |
| int i; |
| for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { |
| if (connector->encoder_ids[i] == 0) |
| break; |
| |
| obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER); |
| if (!obj) |
| continue; |
| |
| encoder = obj_to_encoder(obj); |
| |
| if (radeon_connector->use_digital == true) { |
| if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS) |
| return encoder; |
| } else { |
| if (encoder->encoder_type == DRM_MODE_ENCODER_DAC || |
| encoder->encoder_type == DRM_MODE_ENCODER_TVDAC) |
| return encoder; |
| } |
| } |
| |
| /* see if we have a default encoder TODO */ |
| |
| /* then check use digitial */ |
| /* pick the first one */ |
| if (enc_id) { |
| obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER); |
| if (!obj) |
| return NULL; |
| encoder = obj_to_encoder(obj); |
| return encoder; |
| } |
| return NULL; |
| } |
| |
| static void radeon_dvi_force(struct drm_connector *connector) |
| { |
| struct radeon_connector *radeon_connector = to_radeon_connector(connector); |
| if (connector->force == DRM_FORCE_ON) |
| radeon_connector->use_digital = false; |
| if (connector->force == DRM_FORCE_ON_DIGITAL) |
| radeon_connector->use_digital = true; |
| } |
| |
| struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = { |
| .get_modes = radeon_dvi_get_modes, |
| .mode_valid = radeon_vga_mode_valid, |
| .best_encoder = radeon_dvi_encoder, |
| }; |
| |
| struct drm_connector_funcs radeon_dvi_connector_funcs = { |
| .dpms = drm_helper_connector_dpms, |
| .detect = radeon_dvi_detect, |
| .fill_modes = drm_helper_probe_single_connector_modes, |
| .set_property = radeon_connector_set_property, |
| .destroy = radeon_connector_destroy, |
| .force = radeon_dvi_force, |
| }; |
| |
| void |
| radeon_add_atom_connector(struct drm_device *dev, |
| uint32_t connector_id, |
| uint32_t supported_device, |
| int connector_type, |
| struct radeon_i2c_bus_rec *i2c_bus, |
| bool linkb, |
| uint32_t igp_lane_info, |
| uint16_t connector_object_id) |
| { |
| struct radeon_device *rdev = dev->dev_private; |
| struct drm_connector *connector; |
| struct radeon_connector *radeon_connector; |
| struct radeon_connector_atom_dig *radeon_dig_connector; |
| uint32_t subpixel_order = SubPixelNone; |
| bool shared_ddc = false; |
| int ret; |
| |
| /* fixme - tv/cv/din */ |
| if (connector_type == DRM_MODE_CONNECTOR_Unknown) |
| return; |
| |
| /* see if we already added it */ |
| list_for_each_entry(connector, &dev->mode_config.connector_list, head) { |
| radeon_connector = to_radeon_connector(connector); |
| if (radeon_connector->connector_id == connector_id) { |
| radeon_connector->devices |= supported_device; |
| return; |
| } |
| if (radeon_connector->ddc_bus && i2c_bus->valid) { |
| if (memcmp(&radeon_connector->ddc_bus->rec, i2c_bus, |
| sizeof(struct radeon_i2c_bus_rec)) == 0) { |
| radeon_connector->shared_ddc = true; |
| shared_ddc = true; |
| } |
| } |
| } |
| |
| radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL); |
| if (!radeon_connector) |
| return; |
| |
| connector = &radeon_connector->base; |
| |
| radeon_connector->connector_id = connector_id; |
| radeon_connector->devices = supported_device; |
| radeon_connector->shared_ddc = shared_ddc; |
| radeon_connector->connector_object_id = connector_object_id; |
| switch (connector_type) { |
| case DRM_MODE_CONNECTOR_VGA: |
| drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type); |
| ret = drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); |
| if (ret) |
| goto failed; |
| if (i2c_bus->valid) { |
| radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "VGA"); |
| if (!radeon_connector->ddc_bus) |
| goto failed; |
| } |
| radeon_connector->dac_load_detect = true; |
| drm_connector_attach_property(&radeon_connector->base, |
| rdev->mode_info.load_detect_property, |
| 1); |
| break; |
| case DRM_MODE_CONNECTOR_DVIA: |
| drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type); |
| ret = drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); |
| if (ret) |
| goto failed; |
| if (i2c_bus->valid) { |
| radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DVI"); |
| if (!radeon_connector->ddc_bus) |
| goto failed; |
| } |
| radeon_connector->dac_load_detect = true; |
| drm_connector_attach_property(&radeon_connector->base, |
| rdev->mode_info.load_detect_property, |
| 1); |
| break; |
| case DRM_MODE_CONNECTOR_DVII: |
| case DRM_MODE_CONNECTOR_DVID: |
| radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); |
| if (!radeon_dig_connector) |
| goto failed; |
| radeon_dig_connector->linkb = linkb; |
| radeon_dig_connector->igp_lane_info = igp_lane_info; |
| radeon_connector->con_priv = radeon_dig_connector; |
| drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type); |
| ret = drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); |
| if (ret) |
| goto failed; |
| if (i2c_bus->valid) { |
| radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DVI"); |
| if (!radeon_connector->ddc_bus) |
| goto failed; |
| } |
| subpixel_order = SubPixelHorizontalRGB; |
| drm_connector_attach_property(&radeon_connector->base, |
| rdev->mode_info.coherent_mode_property, |
| 1); |
| radeon_connector->dac_load_detect = true; |
| drm_connector_attach_property(&radeon_connector->base, |
| rdev->mode_info.load_detect_property, |
| 1); |
| break; |
| case DRM_MODE_CONNECTOR_HDMIA: |
| case DRM_MODE_CONNECTOR_HDMIB: |
| radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); |
| if (!radeon_dig_connector) |
| goto failed; |
| radeon_dig_connector->linkb = linkb; |
| radeon_dig_connector->igp_lane_info = igp_lane_info; |
| radeon_connector->con_priv = radeon_dig_connector; |
| drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type); |
| ret = drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); |
| if (ret) |
| goto failed; |
| if (i2c_bus->valid) { |
| radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "HDMI"); |
| if (!radeon_connector->ddc_bus) |
| goto failed; |
| } |
| drm_connector_attach_property(&radeon_connector->base, |
| rdev->mode_info.coherent_mode_property, |
| 1); |
| subpixel_order = SubPixelHorizontalRGB; |
| break; |
| case DRM_MODE_CONNECTOR_DisplayPort: |
| radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); |
| if (!radeon_dig_connector) |
| goto failed; |
| radeon_dig_connector->linkb = linkb; |
| radeon_dig_connector->igp_lane_info = igp_lane_info; |
| radeon_connector->con_priv = radeon_dig_connector; |
| drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type); |
| ret = drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); |
| if (ret) |
| goto failed; |
| if (i2c_bus->valid) { |
| radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DP"); |
| if (!radeon_connector->ddc_bus) |
| goto failed; |
| } |
| subpixel_order = SubPixelHorizontalRGB; |
| break; |
| case DRM_MODE_CONNECTOR_SVIDEO: |
| case DRM_MODE_CONNECTOR_Composite: |
| case DRM_MODE_CONNECTOR_9PinDIN: |
| if (radeon_tv == 1) { |
| drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type); |
| ret = drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs); |
| if (ret) |
| goto failed; |
| radeon_connector->dac_load_detect = true; |
| drm_connector_attach_property(&radeon_connector->base, |
| rdev->mode_info.load_detect_property, |
| 1); |
| } |
| break; |
| case DRM_MODE_CONNECTOR_LVDS: |
| radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); |
| if (!radeon_dig_connector) |
| goto failed; |
| radeon_dig_connector->linkb = linkb; |
| radeon_dig_connector->igp_lane_info = igp_lane_info; |
| radeon_connector->con_priv = radeon_dig_connector; |
| drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type); |
| ret = drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs); |
| if (ret) |
| goto failed; |
| if (i2c_bus->valid) { |
| radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "LVDS"); |
| if (!radeon_connector->ddc_bus) |
| goto failed; |
| } |
| drm_mode_create_scaling_mode_property(dev); |
| drm_connector_attach_property(&radeon_connector->base, |
| dev->mode_config.scaling_mode_property, |
| DRM_MODE_SCALE_FULLSCREEN); |
| subpixel_order = SubPixelHorizontalRGB; |
| break; |
| } |
| |
| connector->display_info.subpixel_order = subpixel_order; |
| drm_sysfs_connector_add(connector); |
| return; |
| |
| failed: |
| if (radeon_connector->ddc_bus) |
| radeon_i2c_destroy(radeon_connector->ddc_bus); |
| drm_connector_cleanup(connector); |
| kfree(connector); |
| } |
| |
| void |
| radeon_add_legacy_connector(struct drm_device *dev, |
| uint32_t connector_id, |
| uint32_t supported_device, |
| int connector_type, |
| struct radeon_i2c_bus_rec *i2c_bus, |
| uint16_t connector_object_id) |
| { |
| struct radeon_device *rdev = dev->dev_private; |
| struct drm_connector *connector; |
| struct radeon_connector *radeon_connector; |
| uint32_t subpixel_order = SubPixelNone; |
| int ret; |
| |
| /* fixme - tv/cv/din */ |
| if (connector_type == DRM_MODE_CONNECTOR_Unknown) |
| return; |
| |
| /* see if we already added it */ |
| list_for_each_entry(connector, &dev->mode_config.connector_list, head) { |
| radeon_connector = to_radeon_connector(connector); |
| if (radeon_connector->connector_id == connector_id) { |
| radeon_connector->devices |= supported_device; |
| return; |
| } |
| } |
| |
| radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL); |
| if (!radeon_connector) |
| return; |
| |
| connector = &radeon_connector->base; |
| |
| radeon_connector->connector_id = connector_id; |
| radeon_connector->devices = supported_device; |
| radeon_connector->connector_object_id = connector_object_id; |
| switch (connector_type) { |
| case DRM_MODE_CONNECTOR_VGA: |
| drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type); |
| ret = drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); |
| if (ret) |
| goto failed; |
| if (i2c_bus->valid) { |
| radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "VGA"); |
| if (!radeon_connector->ddc_bus) |
| goto failed; |
| } |
| radeon_connector->dac_load_detect = true; |
| drm_connector_attach_property(&radeon_connector->base, |
| rdev->mode_info.load_detect_property, |
| 1); |
| break; |
| case DRM_MODE_CONNECTOR_DVIA: |
| drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type); |
| ret = drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); |
| if (ret) |
| goto failed; |
| if (i2c_bus->valid) { |
| radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DVI"); |
| if (!radeon_connector->ddc_bus) |
| goto failed; |
| } |
| radeon_connector->dac_load_detect = true; |
| drm_connector_attach_property(&radeon_connector->base, |
| rdev->mode_info.load_detect_property, |
| 1); |
| break; |
| case DRM_MODE_CONNECTOR_DVII: |
| case DRM_MODE_CONNECTOR_DVID: |
| drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type); |
| ret = drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); |
| if (ret) |
| goto failed; |
| if (i2c_bus->valid) { |
| radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DVI"); |
| if (!radeon_connector->ddc_bus) |
| goto failed; |
| radeon_connector->dac_load_detect = true; |
| drm_connector_attach_property(&radeon_connector->base, |
| rdev->mode_info.load_detect_property, |
| 1); |
| } |
| subpixel_order = SubPixelHorizontalRGB; |
| break; |
| case DRM_MODE_CONNECTOR_SVIDEO: |
| case DRM_MODE_CONNECTOR_Composite: |
| case DRM_MODE_CONNECTOR_9PinDIN: |
| if (radeon_tv == 1) { |
| drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type); |
| ret = drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs); |
| if (ret) |
| goto failed; |
| radeon_connector->dac_load_detect = true; |
| drm_connector_attach_property(&radeon_connector->base, |
| rdev->mode_info.load_detect_property, |
| 1); |
| } |
| break; |
| case DRM_MODE_CONNECTOR_LVDS: |
| drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type); |
| ret = drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs); |
| if (ret) |
| goto failed; |
| if (i2c_bus->valid) { |
| radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "LVDS"); |
| if (!radeon_connector->ddc_bus) |
| goto failed; |
| } |
| drm_connector_attach_property(&radeon_connector->base, |
| dev->mode_config.scaling_mode_property, |
| DRM_MODE_SCALE_FULLSCREEN); |
| subpixel_order = SubPixelHorizontalRGB; |
| break; |
| } |
| |
| connector->display_info.subpixel_order = subpixel_order; |
| drm_sysfs_connector_add(connector); |
| return; |
| |
| failed: |
| if (radeon_connector->ddc_bus) |
| radeon_i2c_destroy(radeon_connector->ddc_bus); |
| drm_connector_cleanup(connector); |
| kfree(connector); |
| } |