diff options
Diffstat (limited to 'drivers/gpu/drm/omapdrm/dss/hdmi4.c')
| -rw-r--r-- | drivers/gpu/drm/omapdrm/dss/hdmi4.c | 67 |
1 files changed, 13 insertions, 54 deletions
diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi4.c b/drivers/gpu/drm/omapdrm/dss/hdmi4.c index aabdda394c9c..0f557fad4513 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi4.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi4.c @@ -1,21 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * HDMI interface DSS driver for TI's OMAP4 family of SoCs. * * Copyright (C) 2010-2011 Texas Instruments Incorporated - http://www.ti.com/ * Authors: Yong Zhi * Mythri pk <[email protected]> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. */ #define DSS_SUBSYS_NAME "HDMI" @@ -249,15 +238,15 @@ static void hdmi_power_off_full(struct omap_hdmi *hdmi) } static void hdmi_display_set_timings(struct omap_dss_device *dssdev, - const struct videomode *vm) + const struct drm_display_mode *mode) { struct omap_hdmi *hdmi = dssdev_to_hdmi(dssdev); mutex_lock(&hdmi->lock); - hdmi->cfg.vm = *vm; + drm_display_mode_to_videomode(mode, &hdmi->cfg.vm); - dispc_set_tv_pclk(hdmi->dss->dispc, vm->pixelclock); + dispc_set_tv_pclk(hdmi->dss->dispc, mode->clock * 1000); mutex_unlock(&hdmi->lock); } @@ -312,26 +301,20 @@ static void hdmi_stop_audio_stream(struct omap_hdmi *hd) hdmi_wp_audio_enable(&hd->wp, false); } -static int hdmi_display_enable(struct omap_dss_device *dssdev) +static void hdmi_display_enable(struct omap_dss_device *dssdev) { struct omap_hdmi *hdmi = dssdev_to_hdmi(dssdev); unsigned long flags; - int r = 0; + int r; DSSDBG("ENTER hdmi_display_enable\n"); mutex_lock(&hdmi->lock); - if (!dssdev->dispc_channel_connected) { - DSSERR("failed to enable display: no output/manager\n"); - r = -ENODEV; - goto err0; - } - r = hdmi_power_on_full(hdmi); if (r) { DSSERR("failed to power on device\n"); - goto err0; + goto done; } if (hdmi->audio_configured) { @@ -351,12 +334,8 @@ static int hdmi_display_enable(struct omap_dss_device *dssdev) hdmi->display_enabled = true; spin_unlock_irqrestore(&hdmi->audio_playing_lock, flags); +done: mutex_unlock(&hdmi->lock); - return 0; - -err0: - mutex_unlock(&hdmi->lock); - return r; } static void hdmi_display_disable(struct omap_dss_device *dssdev) @@ -417,21 +396,12 @@ void hdmi4_core_disable(struct hdmi_core_data *core) static int hdmi_connect(struct omap_dss_device *src, struct omap_dss_device *dst) { - int r; - - r = omapdss_device_connect(dst->dss, dst, dst->next); - if (r) - return r; - - dst->dispc_channel_connected = true; - return 0; + return omapdss_device_connect(dst->dss, dst, dst->next); } static void hdmi_disconnect(struct omap_dss_device *src, struct omap_dss_device *dst) { - dst->dispc_channel_connected = false; - omapdss_device_disconnect(dst, dst->next); } @@ -698,7 +668,7 @@ static int hdmi4_init_output(struct omap_hdmi *hdmi) out->dev = &hdmi->pdev->dev; out->id = OMAP_DSS_OUTPUT_HDMI; - out->output_type = OMAP_DISPLAY_TYPE_HDMI; + out->type = OMAP_DISPLAY_TYPE_HDMI; out->name = "hdmi.0"; out->dispc_channel = OMAP_DSS_CHANNEL_DIGIT; out->ops = &hdmi_ops; @@ -706,19 +676,9 @@ static int hdmi4_init_output(struct omap_hdmi *hdmi) out->of_ports = BIT(0); out->ops_flags = OMAP_DSS_DEVICE_OP_EDID; - out->next = omapdss_of_find_connected_device(out->dev->of_node, 0); - if (IS_ERR(out->next)) { - if (PTR_ERR(out->next) != -EPROBE_DEFER) - dev_err(out->dev, "failed to find video sink\n"); - return PTR_ERR(out->next); - } - - r = omapdss_output_validate(out); - if (r) { - omapdss_device_put(out->next); - out->next = NULL; + r = omapdss_device_init_output(out); + if (r < 0) return r; - } omapdss_device_register(out); @@ -729,9 +689,8 @@ static void hdmi4_uninit_output(struct omap_hdmi *hdmi) { struct omap_dss_device *out = &hdmi->output; - if (out->next) - omapdss_device_put(out->next); omapdss_device_unregister(out); + omapdss_device_cleanup_output(out); } static int hdmi4_probe_of(struct omap_hdmi *hdmi) |