Lines Matching +full:hdmi +full:- +full:switch
1 // SPDX-License-Identifier: GPL-2.0-only
14 #include "hdmi.h"
18 struct drm_device *dev = bridge->dev; in msm_hdmi_power_on()
20 struct hdmi *hdmi = hdmi_bridge->hdmi; in msm_hdmi_power_on() local
21 const struct hdmi_platform_config *config = hdmi->config; in msm_hdmi_power_on()
24 pm_runtime_get_sync(&hdmi->pdev->dev); in msm_hdmi_power_on()
26 ret = regulator_bulk_enable(config->pwr_reg_cnt, hdmi->pwr_regs); in msm_hdmi_power_on()
28 DRM_DEV_ERROR(dev->dev, "failed to enable pwr regulator: %d\n", ret); in msm_hdmi_power_on()
30 if (config->pwr_clk_cnt > 0) { in msm_hdmi_power_on()
31 DBG("pixclock: %lu", hdmi->pixclock); in msm_hdmi_power_on()
32 ret = clk_set_rate(hdmi->pwr_clks[0], hdmi->pixclock); in msm_hdmi_power_on()
34 DRM_DEV_ERROR(dev->dev, "failed to set pixel clk: %s (%d)\n", in msm_hdmi_power_on()
35 config->pwr_clk_names[0], ret); in msm_hdmi_power_on()
39 for (i = 0; i < config->pwr_clk_cnt; i++) { in msm_hdmi_power_on()
40 ret = clk_prepare_enable(hdmi->pwr_clks[i]); in msm_hdmi_power_on()
42 DRM_DEV_ERROR(dev->dev, "failed to enable pwr clk: %s (%d)\n", in msm_hdmi_power_on()
43 config->pwr_clk_names[i], ret); in msm_hdmi_power_on()
50 struct drm_device *dev = bridge->dev; in power_off()
52 struct hdmi *hdmi = hdmi_bridge->hdmi; in power_off() local
53 const struct hdmi_platform_config *config = hdmi->config; in power_off()
61 for (i = 0; i < config->pwr_clk_cnt; i++) in power_off()
62 clk_disable_unprepare(hdmi->pwr_clks[i]); in power_off()
64 ret = regulator_bulk_disable(config->pwr_reg_cnt, hdmi->pwr_regs); in power_off()
66 DRM_DEV_ERROR(dev->dev, "failed to disable pwr regulator: %d\n", ret); in power_off()
68 pm_runtime_put(&hdmi->pdev->dev); in power_off()
75 static int msm_hdmi_config_avi_infoframe(struct hdmi *hdmi, in msm_hdmi_config_avi_infoframe() argument
82 if (len != HDMI_INFOFRAME_SIZE(AVI) || len - 3 > sizeof(buf)) { in msm_hdmi_config_avi_infoframe()
83 DRM_DEV_ERROR(&hdmi->pdev->dev, in msm_hdmi_config_avi_infoframe()
85 return -EINVAL; in msm_hdmi_config_avi_infoframe()
94 memcpy(buf, &buffer[3], len - 3); in msm_hdmi_config_avi_infoframe()
99 hdmi_write(hdmi, REG_HDMI_AVI_INFO(i), buf[i]); in msm_hdmi_config_avi_infoframe()
101 val = hdmi_read(hdmi, REG_HDMI_INFOFRAME_CTRL1); in msm_hdmi_config_avi_infoframe()
104 hdmi_write(hdmi, REG_HDMI_INFOFRAME_CTRL0, val); in msm_hdmi_config_avi_infoframe()
106 val = hdmi_read(hdmi, REG_HDMI_INFOFRAME_CTRL1); in msm_hdmi_config_avi_infoframe()
109 hdmi_write(hdmi, REG_HDMI_INFOFRAME_CTRL1, val); in msm_hdmi_config_avi_infoframe()
114 static int msm_hdmi_config_audio_infoframe(struct hdmi *hdmi, in msm_hdmi_config_audio_infoframe() argument
120 DRM_DEV_ERROR(&hdmi->pdev->dev, in msm_hdmi_config_audio_infoframe()
122 return -EINVAL; in msm_hdmi_config_audio_infoframe()
125 hdmi_write(hdmi, REG_HDMI_AUDIO_INFO0, in msm_hdmi_config_audio_infoframe()
131 hdmi_write(hdmi, REG_HDMI_AUDIO_INFO1, in msm_hdmi_config_audio_infoframe()
137 val = hdmi_read(hdmi, REG_HDMI_INFOFRAME_CTRL1); in msm_hdmi_config_audio_infoframe()
142 hdmi_write(hdmi, REG_HDMI_INFOFRAME_CTRL0, val); in msm_hdmi_config_audio_infoframe()
147 static int msm_hdmi_config_spd_infoframe(struct hdmi *hdmi, in msm_hdmi_config_spd_infoframe() argument
154 if (len != HDMI_INFOFRAME_SIZE(SPD) || len - 3 > sizeof(buf)) { in msm_hdmi_config_spd_infoframe()
155 DRM_DEV_ERROR(&hdmi->pdev->dev, in msm_hdmi_config_spd_infoframe()
157 return -EINVAL; in msm_hdmi_config_spd_infoframe()
161 hdmi_write(hdmi, REG_HDMI_GENERIC1_HDR, in msm_hdmi_config_spd_infoframe()
166 memcpy(buf, &buffer[3], len - 3); in msm_hdmi_config_spd_infoframe()
169 hdmi_write(hdmi, REG_HDMI_GENERIC1(i), buf[i]); in msm_hdmi_config_spd_infoframe()
171 val = hdmi_read(hdmi, REG_HDMI_GEN_PKT_CTRL); in msm_hdmi_config_spd_infoframe()
175 hdmi_write(hdmi, REG_HDMI_GEN_PKT_CTRL, val); in msm_hdmi_config_spd_infoframe()
180 static int msm_hdmi_config_hdmi_infoframe(struct hdmi *hdmi, in msm_hdmi_config_hdmi_infoframe() argument
188 len - 3 > sizeof(buf)) { in msm_hdmi_config_hdmi_infoframe()
189 DRM_DEV_ERROR(&hdmi->pdev->dev, in msm_hdmi_config_hdmi_infoframe()
190 "failed to configure HDMI infoframe\n"); in msm_hdmi_config_hdmi_infoframe()
191 return -EINVAL; in msm_hdmi_config_hdmi_infoframe()
195 hdmi_write(hdmi, REG_HDMI_GENERIC0_HDR, in msm_hdmi_config_hdmi_infoframe()
200 memcpy(buf, &buffer[3], len - 3); in msm_hdmi_config_hdmi_infoframe()
203 hdmi_write(hdmi, REG_HDMI_GENERIC0(i), buf[i]); in msm_hdmi_config_hdmi_infoframe()
205 val = hdmi_read(hdmi, REG_HDMI_GEN_PKT_CTRL); in msm_hdmi_config_hdmi_infoframe()
210 hdmi_write(hdmi, REG_HDMI_GEN_PKT_CTRL, val); in msm_hdmi_config_hdmi_infoframe()
219 struct hdmi *hdmi = hdmi_bridge->hdmi; in msm_hdmi_bridge_clear_infoframe() local
222 switch (type) { in msm_hdmi_bridge_clear_infoframe()
224 val = hdmi_read(hdmi, REG_HDMI_INFOFRAME_CTRL0); in msm_hdmi_bridge_clear_infoframe()
227 hdmi_write(hdmi, REG_HDMI_INFOFRAME_CTRL0, val); in msm_hdmi_bridge_clear_infoframe()
229 val = hdmi_read(hdmi, REG_HDMI_INFOFRAME_CTRL1); in msm_hdmi_bridge_clear_infoframe()
231 hdmi_write(hdmi, REG_HDMI_INFOFRAME_CTRL1, val); in msm_hdmi_bridge_clear_infoframe()
236 val = hdmi_read(hdmi, REG_HDMI_INFOFRAME_CTRL0); in msm_hdmi_bridge_clear_infoframe()
241 hdmi_write(hdmi, REG_HDMI_INFOFRAME_CTRL0, val); in msm_hdmi_bridge_clear_infoframe()
243 val = hdmi_read(hdmi, REG_HDMI_INFOFRAME_CTRL1); in msm_hdmi_bridge_clear_infoframe()
245 hdmi_write(hdmi, REG_HDMI_INFOFRAME_CTRL1, val); in msm_hdmi_bridge_clear_infoframe()
250 val = hdmi_read(hdmi, REG_HDMI_GEN_PKT_CTRL); in msm_hdmi_bridge_clear_infoframe()
254 hdmi_write(hdmi, REG_HDMI_GEN_PKT_CTRL, val); in msm_hdmi_bridge_clear_infoframe()
259 val = hdmi_read(hdmi, REG_HDMI_GEN_PKT_CTRL); in msm_hdmi_bridge_clear_infoframe()
264 hdmi_write(hdmi, REG_HDMI_GEN_PKT_CTRL, val); in msm_hdmi_bridge_clear_infoframe()
269 drm_dbg_driver(hdmi_bridge->base.dev, "Unsupported infoframe type %x\n", type); in msm_hdmi_bridge_clear_infoframe()
280 struct hdmi *hdmi = hdmi_bridge->hdmi; in msm_hdmi_bridge_write_infoframe() local
284 switch (type) { in msm_hdmi_bridge_write_infoframe()
286 return msm_hdmi_config_avi_infoframe(hdmi, buffer, len); in msm_hdmi_bridge_write_infoframe()
288 return msm_hdmi_config_audio_infoframe(hdmi, buffer, len); in msm_hdmi_bridge_write_infoframe()
290 return msm_hdmi_config_spd_infoframe(hdmi, buffer, len); in msm_hdmi_bridge_write_infoframe()
292 return msm_hdmi_config_hdmi_infoframe(hdmi, buffer, len); in msm_hdmi_bridge_write_infoframe()
294 drm_dbg_driver(hdmi_bridge->base.dev, "Unsupported infoframe type %x\n", type); in msm_hdmi_bridge_write_infoframe()
299 static void msm_hdmi_set_timings(struct hdmi *hdmi,
306 struct hdmi *hdmi = hdmi_bridge->hdmi; in msm_hdmi_bridge_atomic_pre_enable() local
307 struct hdmi_phy *phy = hdmi->phy; in msm_hdmi_bridge_atomic_pre_enable()
308 struct drm_encoder *encoder = bridge->encoder; in msm_hdmi_bridge_atomic_pre_enable()
317 crtc_state = drm_atomic_get_new_crtc_state(state, conn_state->crtc); in msm_hdmi_bridge_atomic_pre_enable()
319 hdmi->pixclock = conn_state->hdmi.tmds_char_rate; in msm_hdmi_bridge_atomic_pre_enable()
321 msm_hdmi_set_timings(hdmi, &crtc_state->adjusted_mode); in msm_hdmi_bridge_atomic_pre_enable()
323 if (!hdmi->power_on) { in msm_hdmi_bridge_atomic_pre_enable()
326 hdmi->power_on = true; in msm_hdmi_bridge_atomic_pre_enable()
327 if (connector->display_info.is_hdmi) in msm_hdmi_bridge_atomic_pre_enable()
328 msm_hdmi_audio_update(hdmi); in msm_hdmi_bridge_atomic_pre_enable()
333 msm_hdmi_phy_powerup(phy, hdmi->pixclock); in msm_hdmi_bridge_atomic_pre_enable()
335 msm_hdmi_set_mode(hdmi, true); in msm_hdmi_bridge_atomic_pre_enable()
337 if (hdmi->hdcp_ctrl) in msm_hdmi_bridge_atomic_pre_enable()
338 msm_hdmi_hdcp_on(hdmi->hdcp_ctrl); in msm_hdmi_bridge_atomic_pre_enable()
345 struct hdmi *hdmi = hdmi_bridge->hdmi; in msm_hdmi_bridge_atomic_post_disable() local
346 struct hdmi_phy *phy = hdmi->phy; in msm_hdmi_bridge_atomic_post_disable()
348 if (hdmi->hdcp_ctrl) in msm_hdmi_bridge_atomic_post_disable()
349 msm_hdmi_hdcp_off(hdmi->hdcp_ctrl); in msm_hdmi_bridge_atomic_post_disable()
352 msm_hdmi_set_mode(hdmi, false); in msm_hdmi_bridge_atomic_post_disable()
356 if (hdmi->power_on) { in msm_hdmi_bridge_atomic_post_disable()
358 hdmi->power_on = false; in msm_hdmi_bridge_atomic_post_disable()
359 if (hdmi->connector->display_info.is_hdmi) in msm_hdmi_bridge_atomic_post_disable()
360 msm_hdmi_audio_update(hdmi); in msm_hdmi_bridge_atomic_post_disable()
365 static void msm_hdmi_set_timings(struct hdmi *hdmi, in msm_hdmi_set_timings() argument
371 hstart = mode->htotal - mode->hsync_start; in msm_hdmi_set_timings()
372 hend = mode->htotal - mode->hsync_start + mode->hdisplay; in msm_hdmi_set_timings()
374 vstart = mode->vtotal - mode->vsync_start - 1; in msm_hdmi_set_timings()
375 vend = mode->vtotal - mode->vsync_start + mode->vdisplay - 1; in msm_hdmi_set_timings()
378 mode->htotal, mode->vtotal, hstart, hend, vstart, vend); in msm_hdmi_set_timings()
380 hdmi_write(hdmi, REG_HDMI_TOTAL, in msm_hdmi_set_timings()
381 HDMI_TOTAL_H_TOTAL(mode->htotal - 1) | in msm_hdmi_set_timings()
382 HDMI_TOTAL_V_TOTAL(mode->vtotal - 1)); in msm_hdmi_set_timings()
384 hdmi_write(hdmi, REG_HDMI_ACTIVE_HSYNC, in msm_hdmi_set_timings()
387 hdmi_write(hdmi, REG_HDMI_ACTIVE_VSYNC, in msm_hdmi_set_timings()
391 if (mode->flags & DRM_MODE_FLAG_INTERLACE) { in msm_hdmi_set_timings()
392 hdmi_write(hdmi, REG_HDMI_VSYNC_TOTAL_F2, in msm_hdmi_set_timings()
393 HDMI_VSYNC_TOTAL_F2_V_TOTAL(mode->vtotal)); in msm_hdmi_set_timings()
394 hdmi_write(hdmi, REG_HDMI_VSYNC_ACTIVE_F2, in msm_hdmi_set_timings()
398 hdmi_write(hdmi, REG_HDMI_VSYNC_TOTAL_F2, in msm_hdmi_set_timings()
400 hdmi_write(hdmi, REG_HDMI_VSYNC_ACTIVE_F2, in msm_hdmi_set_timings()
406 if (mode->flags & DRM_MODE_FLAG_NHSYNC) in msm_hdmi_set_timings()
408 if (mode->flags & DRM_MODE_FLAG_NVSYNC) in msm_hdmi_set_timings()
410 if (mode->flags & DRM_MODE_FLAG_INTERLACE) in msm_hdmi_set_timings()
413 hdmi_write(hdmi, REG_HDMI_FRAME_CTRL, frame_ctrl); in msm_hdmi_set_timings()
415 if (hdmi->connector->display_info.is_hdmi) in msm_hdmi_set_timings()
416 msm_hdmi_audio_update(hdmi); in msm_hdmi_set_timings()
423 struct hdmi *hdmi = hdmi_bridge->hdmi; in msm_hdmi_bridge_edid_read() local
427 hdmi_ctrl = hdmi_read(hdmi, REG_HDMI_CTRL); in msm_hdmi_bridge_edid_read()
428 hdmi_write(hdmi, REG_HDMI_CTRL, hdmi_ctrl | HDMI_CTRL_ENABLE); in msm_hdmi_bridge_edid_read()
430 drm_edid = drm_edid_read_ddc(connector, hdmi->i2c); in msm_hdmi_bridge_edid_read()
432 hdmi_write(hdmi, REG_HDMI_CTRL, hdmi_ctrl); in msm_hdmi_bridge_edid_read()
442 struct hdmi *hdmi = hdmi_bridge->hdmi; in msm_hdmi_bridge_tmds_char_rate_valid() local
443 const struct hdmi_platform_config *config = hdmi->config; in msm_hdmi_bridge_tmds_char_rate_valid()
444 struct msm_drm_private *priv = bridge->dev->dev_private; in msm_hdmi_bridge_tmds_char_rate_valid()
445 struct msm_kms *kms = priv->kms; in msm_hdmi_bridge_tmds_char_rate_valid()
452 if (kms->funcs->round_pixclk) in msm_hdmi_bridge_tmds_char_rate_valid()
453 actual = kms->funcs->round_pixclk(kms, in msm_hdmi_bridge_tmds_char_rate_valid()
455 hdmi_bridge->hdmi->encoder); in msm_hdmi_bridge_tmds_char_rate_valid()
456 else if (config->pwr_clk_cnt > 0) in msm_hdmi_bridge_tmds_char_rate_valid()
457 actual = clk_round_rate(hdmi->pwr_clks[0], tmds_rate); in msm_hdmi_bridge_tmds_char_rate_valid()
489 struct drm_bridge *bridge = &hdmi_bridge->base; in msm_hdmi_hotplug_work()
495 int msm_hdmi_bridge_init(struct hdmi *hdmi) in msm_hdmi_bridge_init() argument
501 hdmi_bridge = devm_kzalloc(hdmi->dev->dev, in msm_hdmi_bridge_init()
504 return -ENOMEM; in msm_hdmi_bridge_init()
506 hdmi_bridge->hdmi = hdmi; in msm_hdmi_bridge_init()
507 INIT_WORK(&hdmi_bridge->hpd_work, msm_hdmi_hotplug_work); in msm_hdmi_bridge_init()
509 bridge = &hdmi_bridge->base; in msm_hdmi_bridge_init()
510 bridge->funcs = &msm_hdmi_bridge_funcs; in msm_hdmi_bridge_init()
511 bridge->ddc = hdmi->i2c; in msm_hdmi_bridge_init()
512 bridge->type = DRM_MODE_CONNECTOR_HDMIA; in msm_hdmi_bridge_init()
513 bridge->vendor = "Qualcomm"; in msm_hdmi_bridge_init()
514 bridge->product = "Snapdragon"; in msm_hdmi_bridge_init()
515 bridge->ops = DRM_BRIDGE_OP_HPD | in msm_hdmi_bridge_init()
519 bridge->hdmi_audio_max_i2s_playback_channels = 8; in msm_hdmi_bridge_init()
520 bridge->hdmi_audio_dev = &hdmi->pdev->dev; in msm_hdmi_bridge_init()
521 bridge->hdmi_audio_dai_port = -1; in msm_hdmi_bridge_init()
523 ret = devm_drm_bridge_add(hdmi->dev->dev, bridge); in msm_hdmi_bridge_init()
527 ret = drm_bridge_attach(hdmi->encoder, bridge, NULL, DRM_BRIDGE_ATTACH_NO_CONNECTOR); in msm_hdmi_bridge_init()
531 hdmi->bridge = bridge; in msm_hdmi_bridge_init()