diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_hdmi.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_hdmi.c | 123 |
1 files changed, 0 insertions, 123 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_hdmi.c b/drivers/gpu/drm/nouveau/nouveau_hdmi.c deleted file mode 100644 index f730de319795..000000000000 --- a/drivers/gpu/drm/nouveau/nouveau_hdmi.c +++ /dev/null @@ -1,123 +0,0 @@ -/* - * Copyright 2011 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: Ben Skeggs - */ - -#include <drm/drmP.h> -#include "nouveau_drm.h" -#include "nouveau_connector.h" -#include "nouveau_encoder.h" -#include "nouveau_crtc.h" - -#include <core/class.h> - -#include "nv50_display.h" - -static bool -hdmi_sor(struct drm_encoder *encoder) -{ - struct nouveau_drm *drm = nouveau_drm(encoder->dev); - if (nv_device(drm->device)->chipset < 0xa3 || - nv_device(drm->device)->chipset == 0xaa || - nv_device(drm->device)->chipset == 0xac) - return false; - return true; -} - -static void -nouveau_audio_disconnect(struct drm_encoder *encoder) -{ - struct nv50_display *priv = nv50_display(encoder->dev); - struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); - u32 or = nv_encoder->or; - - if (hdmi_sor(encoder)) - nv_exec(priv->core, NVA3_DISP_SOR_HDA_ELD + or, NULL, 0); -} - -static void -nouveau_audio_mode_set(struct drm_encoder *encoder, - struct drm_display_mode *mode) -{ - struct nv50_display *priv = nv50_display(encoder->dev); - struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); - struct nouveau_connector *nv_connector; - - nv_connector = nouveau_encoder_connector_get(nv_encoder); - if (!drm_detect_monitor_audio(nv_connector->edid)) { - nouveau_audio_disconnect(encoder); - return; - } - - if (hdmi_sor(encoder)) { - drm_edid_to_eld(&nv_connector->base, nv_connector->edid); - nv_exec(priv->core, NVA3_DISP_SOR_HDA_ELD + nv_encoder->or, - nv_connector->base.eld, - nv_connector->base.eld[2] * 4); - } -} - -static void -nouveau_hdmi_disconnect(struct drm_encoder *encoder) -{ - struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); - struct nouveau_crtc *nv_crtc = nouveau_crtc(nv_encoder->crtc); - struct nv50_display *priv = nv50_display(encoder->dev); - const u32 moff = (nv_crtc->index << 3) | nv_encoder->or; - - nouveau_audio_disconnect(encoder); - - nv_call(priv->core, NV84_DISP_SOR_HDMI_PWR + moff, 0x00000000); -} - -void -nouveau_hdmi_mode_set(struct drm_encoder *encoder, - struct drm_display_mode *mode) -{ - struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); - struct nouveau_crtc *nv_crtc = nouveau_crtc(nv_encoder->crtc); - struct nv50_display *priv = nv50_display(encoder->dev); - const u32 moff = (nv_crtc->index << 3) | nv_encoder->or; - struct nouveau_connector *nv_connector; - u32 max_ac_packet, rekey; - - nv_connector = nouveau_encoder_connector_get(nv_encoder); - if (!mode || !nv_connector || !nv_connector->edid || - !drm_detect_hdmi_monitor(nv_connector->edid)) { - nouveau_hdmi_disconnect(encoder); - return; - } - - /* value matches nvidia binary driver, and tegra constant */ - rekey = 56; - - max_ac_packet = mode->htotal - mode->hdisplay; - max_ac_packet -= rekey; - max_ac_packet -= 18; /* constant from tegra */ - max_ac_packet /= 32; - - nv_call(priv->core, NV84_DISP_SOR_HDMI_PWR + moff, - NV84_DISP_SOR_HDMI_PWR_STATE_ON | - (max_ac_packet << 16) | rekey); - - nouveau_audio_mode_set(encoder, mode); -} |