Lines Matching +full:bcm2835 +full:- +full:cprman
1 // SPDX-License-Identifier: GPL-2.0-only
12 * The HDMI core has a state machine and a PHY. On BCM2835, most of
13 * the unit operates off of the HSM clock from CPRMAN. It also
21 * and transfers them over an internal MAI (multi-channel audio
53 #include <sound/hdmi-codec.h>
118 struct drm_display_info *display = &vc4_hdmi->connector.display_info; in vc4_hdmi_supports_scrambling()
120 lockdep_assert_held(&vc4_hdmi->mutex); in vc4_hdmi_supports_scrambling()
122 if (!display->is_hdmi) in vc4_hdmi_supports_scrambling()
125 if (!display->hdmi.scdc.supported || in vc4_hdmi_supports_scrambling()
126 !display->hdmi.scdc.scrambling.supported) in vc4_hdmi_supports_scrambling()
143 struct drm_debugfs_entry *entry = m->private; in vc4_hdmi_debugfs_regs()
144 struct vc4_hdmi *vc4_hdmi = entry->file.data; in vc4_hdmi_debugfs_regs()
145 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_debugfs_regs()
150 return -ENODEV; in vc4_hdmi_debugfs_regs()
152 WARN_ON(pm_runtime_resume_and_get(&vc4_hdmi->pdev->dev)); in vc4_hdmi_debugfs_regs()
154 drm_print_regset32(&p, &vc4_hdmi->hdmi_regset); in vc4_hdmi_debugfs_regs()
155 drm_print_regset32(&p, &vc4_hdmi->hd_regset); in vc4_hdmi_debugfs_regs()
156 drm_print_regset32(&p, &vc4_hdmi->cec_regset); in vc4_hdmi_debugfs_regs()
157 drm_print_regset32(&p, &vc4_hdmi->csc_regset); in vc4_hdmi_debugfs_regs()
158 drm_print_regset32(&p, &vc4_hdmi->dvp_regset); in vc4_hdmi_debugfs_regs()
159 drm_print_regset32(&p, &vc4_hdmi->phy_regset); in vc4_hdmi_debugfs_regs()
160 drm_print_regset32(&p, &vc4_hdmi->ram_regset); in vc4_hdmi_debugfs_regs()
161 drm_print_regset32(&p, &vc4_hdmi->rm_regset); in vc4_hdmi_debugfs_regs()
163 pm_runtime_put(&vc4_hdmi->pdev->dev); in vc4_hdmi_debugfs_regs()
172 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_reset()
178 * connector->dev pointer might not be initialised yet. in vc4_hdmi_reset()
183 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_reset()
197 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_reset()
205 struct drm_device *drm = vc4_hdmi->connector.dev; in vc5_hdmi_reset()
211 * connector->dev pointer might not be initialised yet. in vc5_hdmi_reset()
216 reset_control_reset(vc4_hdmi->reset); in vc5_hdmi_reset()
218 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc5_hdmi_reset()
225 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc5_hdmi_reset()
234 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_cec_update_clk_div()
250 cec_rate = clk_get_rate(vc4_hdmi->cec_clock); in vc4_hdmi_cec_update_clk_div()
252 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_cec_update_clk_div()
265 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_cec_update_clk_div()
289 drm = connector->dev; in vc4_hdmi_reset_link()
290 ret = drm_modeset_lock(&drm->mode_config.connection_mutex, ctx); in vc4_hdmi_reset_link()
294 conn_state = connector->state; in vc4_hdmi_reset_link()
295 crtc = conn_state->crtc; in vc4_hdmi_reset_link()
299 ret = drm_modeset_lock(&crtc->mutex, ctx); in vc4_hdmi_reset_link()
303 crtc_state = crtc->state; in vc4_hdmi_reset_link()
304 if (!crtc_state->active) in vc4_hdmi_reset_link()
308 mutex_lock(&vc4_hdmi->mutex); in vc4_hdmi_reset_link()
311 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_reset_link()
315 scrambling_needed = vc4_hdmi_mode_needs_scrambling(&vc4_hdmi->saved_adjusted_mode, in vc4_hdmi_reset_link()
316 vc4_hdmi->output_bpc, in vc4_hdmi_reset_link()
317 vc4_hdmi->output_format); in vc4_hdmi_reset_link()
319 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_reset_link()
323 if (conn_state->commit && in vc4_hdmi_reset_link()
324 !try_wait_for_completion(&conn_state->commit->hw_done)) { in vc4_hdmi_reset_link()
325 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_reset_link()
329 ret = drm_scdc_readb(connector->ddc, SCDC_TMDS_CONFIG, &config); in vc4_hdmi_reset_link()
332 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_reset_link()
337 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_reset_link()
341 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_reset_link()
359 struct drm_connector *connector = &vc4_hdmi->connector; in vc4_hdmi_handle_hotplug()
363 * NOTE: This function should really be called with vc4_hdmi->mutex in vc4_hdmi_handle_hotplug()
379 cec_phys_addr_invalidate(vc4_hdmi->cec_adap); in vc4_hdmi_handle_hotplug()
383 cec_s_phys_addr(vc4_hdmi->cec_adap, in vc4_hdmi_handle_hotplug()
384 connector->display_info.source_physical_address, false); in vc4_hdmi_handle_hotplug()
391 if (ret == -EDEADLK) { in vc4_hdmi_handle_hotplug()
409 * NOTE: This function should really take vc4_hdmi->mutex, but in vc4_hdmi_connector_detect_ctx()
419 ret = pm_runtime_resume_and_get(&vc4_hdmi->pdev->dev); in vc4_hdmi_connector_detect_ctx()
421 drm_err_once(connector->dev, "Failed to retain HDMI power domain: %d\n", in vc4_hdmi_connector_detect_ctx()
426 if (vc4_hdmi->hpd_gpio) { in vc4_hdmi_connector_detect_ctx()
427 if (gpiod_get_value_cansleep(vc4_hdmi->hpd_gpio)) in vc4_hdmi_connector_detect_ctx()
430 if (vc4_hdmi->variant->hp_detect && in vc4_hdmi_connector_detect_ctx()
431 vc4_hdmi->variant->hp_detect(vc4_hdmi)) in vc4_hdmi_connector_detect_ctx()
436 pm_runtime_put(&vc4_hdmi->pdev->dev); in vc4_hdmi_connector_detect_ctx()
443 struct vc4_dev *vc4 = to_vc4_dev(connector->dev); in vc4_hdmi_connector_get_modes()
448 if (!vc4->hvs->vc5_hdmi_enable_hdmi_20) { in vc4_hdmi_connector_get_modes()
449 struct drm_device *drm = connector->dev; in vc4_hdmi_connector_get_modes()
452 list_for_each_entry(mode, &connector->probed_modes, head) { in vc4_hdmi_connector_get_modes()
470 struct drm_crtc *crtc = new_state->crtc; in vc4_hdmi_connector_atomic_check()
475 if (old_state->tv.margins.left != new_state->tv.margins.left || in vc4_hdmi_connector_atomic_check()
476 old_state->tv.margins.right != new_state->tv.margins.right || in vc4_hdmi_connector_atomic_check()
477 old_state->tv.margins.top != new_state->tv.margins.top || in vc4_hdmi_connector_atomic_check()
478 old_state->tv.margins.bottom != new_state->tv.margins.bottom) { in vc4_hdmi_connector_atomic_check()
501 if (old_state->colorspace != new_state->colorspace) { in vc4_hdmi_connector_atomic_check()
508 crtc_state->mode_changed = true; in vc4_hdmi_connector_atomic_check()
517 __drm_atomic_helper_connector_hdmi_reset(connector, connector->state); in vc4_hdmi_connector_reset()
542 struct drm_connector *connector = &vc4_hdmi->connector; in vc4_hdmi_connector_init()
543 struct drm_encoder *encoder = &vc4_hdmi->encoder.base; in vc4_hdmi_connector_init()
547 if (vc4_hdmi->variant->supports_hdr) in vc4_hdmi_connector_init()
555 vc4_hdmi->ddc, in vc4_hdmi_connector_init()
563 ret = drm_connector_hdmi_audio_init(connector, dev->dev, in vc4_hdmi_connector_init()
565 8, 0, false, -1); in vc4_hdmi_connector_init()
575 if (connector->funcs->reset) in vc4_hdmi_connector_init()
576 connector->funcs->reset(connector); in vc4_hdmi_connector_init()
590 connector->polled = (DRM_CONNECTOR_POLL_CONNECT | in vc4_hdmi_connector_init()
593 connector->interlace_allowed = 1; in vc4_hdmi_connector_init()
594 connector->doublescan_allowed = 0; in vc4_hdmi_connector_init()
595 connector->stereo_allowed = 1; in vc4_hdmi_connector_init()
610 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_stop_packet()
611 u32 packet_id = type - 0x80; in vc4_hdmi_stop_packet()
617 return -ENODEV; in vc4_hdmi_stop_packet()
619 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_stop_packet()
622 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_stop_packet()
638 struct drm_device *drm = connector->dev; in vc4_hdmi_write_infoframe()
639 u32 packet_id = type - 0x80; in vc4_hdmi_write_infoframe()
641 &vc4_hdmi->variant->registers[HDMI_RAM_PACKET_START]; in vc4_hdmi_write_infoframe()
642 u32 packet_reg = ram_packet_start->offset + VC4_HDMI_PACKET_STRIDE * packet_id; in vc4_hdmi_write_infoframe()
643 u32 packet_reg_next = ram_packet_start->offset + in vc4_hdmi_write_infoframe()
646 ram_packet_start->reg); in vc4_hdmi_write_infoframe()
657 ret = -ENOMEM; in vc4_hdmi_write_infoframe()
673 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_write_infoframe()
700 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_write_infoframe()
717 struct drm_connector *connector = &vc4_hdmi->connector; in vc4_hdmi_enable_scrambling()
718 struct drm_device *drm = connector->dev; in vc4_hdmi_enable_scrambling()
719 const struct drm_display_mode *mode = &vc4_hdmi->saved_adjusted_mode; in vc4_hdmi_enable_scrambling()
723 lockdep_assert_held(&vc4_hdmi->mutex); in vc4_hdmi_enable_scrambling()
729 vc4_hdmi->output_bpc, in vc4_hdmi_enable_scrambling()
730 vc4_hdmi->output_format)) in vc4_hdmi_enable_scrambling()
739 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_enable_scrambling()
742 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_enable_scrambling()
746 vc4_hdmi->scdc_enabled = true; in vc4_hdmi_enable_scrambling()
748 queue_delayed_work(system_wq, &vc4_hdmi->scrambling_work, in vc4_hdmi_enable_scrambling()
755 struct drm_connector *connector = &vc4_hdmi->connector; in vc4_hdmi_disable_scrambling()
756 struct drm_device *drm = connector->dev; in vc4_hdmi_disable_scrambling()
760 lockdep_assert_held(&vc4_hdmi->mutex); in vc4_hdmi_disable_scrambling()
762 if (!vc4_hdmi->scdc_enabled) in vc4_hdmi_disable_scrambling()
765 vc4_hdmi->scdc_enabled = false; in vc4_hdmi_disable_scrambling()
767 if (delayed_work_pending(&vc4_hdmi->scrambling_work)) in vc4_hdmi_disable_scrambling()
768 cancel_delayed_work_sync(&vc4_hdmi->scrambling_work); in vc4_hdmi_disable_scrambling()
773 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_disable_scrambling()
776 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_disable_scrambling()
789 struct drm_connector *connector = &vc4_hdmi->connector; in vc4_hdmi_scrambling_wq()
797 queue_delayed_work(system_wq, &vc4_hdmi->scrambling_work, in vc4_hdmi_scrambling_wq()
805 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_encoder_post_crtc_disable()
810 mutex_lock(&vc4_hdmi->mutex); in vc4_hdmi_encoder_post_crtc_disable()
812 vc4_hdmi->packet_ram_enabled = false; in vc4_hdmi_encoder_post_crtc_disable()
817 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_encoder_post_crtc_disable()
823 if (vc4->gen >= VC4_GEN_6_C) in vc4_hdmi_encoder_post_crtc_disable()
827 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_encoder_post_crtc_disable()
835 if (vc4->gen < VC4_GEN_6_C) { in vc4_hdmi_encoder_post_crtc_disable()
836 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_encoder_post_crtc_disable()
840 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_encoder_post_crtc_disable()
848 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_encoder_post_crtc_disable()
855 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_encoder_post_crtc_powerdown()
860 mutex_lock(&vc4_hdmi->mutex); in vc4_hdmi_encoder_post_crtc_powerdown()
865 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_encoder_post_crtc_powerdown()
868 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_encoder_post_crtc_powerdown()
870 if (vc4_hdmi->variant->phy_disable) in vc4_hdmi_encoder_post_crtc_powerdown()
871 vc4_hdmi->variant->phy_disable(vc4_hdmi); in vc4_hdmi_encoder_post_crtc_powerdown()
873 clk_disable_unprepare(vc4_hdmi->pixel_bvb_clock); in vc4_hdmi_encoder_post_crtc_powerdown()
874 clk_disable_unprepare(vc4_hdmi->pixel_clock); in vc4_hdmi_encoder_post_crtc_powerdown()
876 ret = pm_runtime_put(&vc4_hdmi->pdev->dev); in vc4_hdmi_encoder_post_crtc_powerdown()
883 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_encoder_post_crtc_powerdown()
890 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_csc_setup()
898 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_csc_setup()
903 if (state->hdmi.is_limited_range) { in vc4_hdmi_csc_setup()
906 * Apply a colorspace conversion to squash 0-255 down in vc4_hdmi_csc_setup()
907 * to 16-235. The matrix here is: in vc4_hdmi_csc_setup()
930 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_csc_setup()
943 * Full range - unity
959 * colorspace conversion to squash 0-255 down to 16-235.
983 * [ -0.168736 -0.331264 0.500000 128 ]
984 * [ 0.500000 -0.418688 -0.081312 128 ]
994 * [ -0.147644 -0.289856 0.437500 128 ]
995 * [ 0.437500 -0.366352 -0.071148 128 ]
1014 * [ -0.114572 -0.385428 0.500000 128 ]
1015 * [ 0.500000 -0.454153 -0.045847 128 ]
1026 * [ -0.100268 -0.337232 0.437500 128 ]
1027 * [ 0.437500 -0.397386 -0.040114 128 ]
1046 * [ -0.139630 -0.360370 0.500000 128 ]
1047 * [ 0.500000 -0.459786 -0.040214 128 ]
1057 * [ -0.122176 -0.315324 0.437500 128 ]
1058 * [ 0.437500 -0.402312 -0.035188 128 ]
1069 lockdep_assert_held(&vc4_hdmi->hw_lock); in vc5_hdmi_set_csc_coeffs()
1082 lockdep_assert_held(&vc4_hdmi->hw_lock); in vc5_hdmi_set_csc_coeffs_swap()
1125 struct drm_device *drm = vc4_hdmi->connector.dev; in vc5_hdmi_csc_setup()
1126 unsigned int lim_range = state->hdmi.is_limited_range ? 1 : 0; in vc5_hdmi_csc_setup()
1139 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc5_hdmi_csc_setup()
1141 switch (state->hdmi.output_format) { in vc5_hdmi_csc_setup()
1143 csc = vc5_hdmi_find_yuv_csc_coeffs(vc4_hdmi, state->colorspace, !!lim_range); in vc5_hdmi_csc_setup()
1149 csc = vc5_hdmi_find_yuv_csc_coeffs(vc4_hdmi, state->colorspace, !!lim_range); in vc5_hdmi_csc_setup()
1180 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc5_hdmi_csc_setup()
1189 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_set_timings()
1190 bool hsync_pos = mode->flags & DRM_MODE_FLAG_PHSYNC; in vc4_hdmi_set_timings()
1191 bool vsync_pos = mode->flags & DRM_MODE_FLAG_PVSYNC; in vc4_hdmi_set_timings()
1192 bool interlaced = mode->flags & DRM_MODE_FLAG_INTERLACE; in vc4_hdmi_set_timings()
1193 u32 pixel_rep = (mode->flags & DRM_MODE_FLAG_DBLCLK) ? 2 : 1; in vc4_hdmi_set_timings()
1194 u32 verta = (VC4_SET_FIELD(mode->crtc_vsync_end - mode->crtc_vsync_start, in vc4_hdmi_set_timings()
1196 VC4_SET_FIELD(mode->crtc_vsync_start - mode->crtc_vdisplay, in vc4_hdmi_set_timings()
1198 VC4_SET_FIELD(mode->crtc_vdisplay, VC4_HDMI_VERTA_VAL)); in vc4_hdmi_set_timings()
1200 VC4_SET_FIELD(mode->crtc_vtotal - mode->crtc_vsync_end + in vc4_hdmi_set_timings()
1204 VC4_SET_FIELD(mode->crtc_vtotal - in vc4_hdmi_set_timings()
1205 mode->crtc_vsync_end, in vc4_hdmi_set_timings()
1214 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_set_timings()
1219 VC4_SET_FIELD(mode->hdisplay * pixel_rep, in vc4_hdmi_set_timings()
1223 VC4_SET_FIELD((mode->htotal - in vc4_hdmi_set_timings()
1224 mode->hsync_end) * pixel_rep, in vc4_hdmi_set_timings()
1226 VC4_SET_FIELD((mode->hsync_end - in vc4_hdmi_set_timings()
1227 mode->hsync_start) * pixel_rep, in vc4_hdmi_set_timings()
1229 VC4_SET_FIELD((mode->hsync_start - in vc4_hdmi_set_timings()
1230 mode->hdisplay) * pixel_rep, in vc4_hdmi_set_timings()
1241 reg |= VC4_SET_FIELD(pixel_rep - 1, VC4_HDMI_MISC_CONTROL_PIXEL_REP); in vc4_hdmi_set_timings()
1244 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_set_timings()
1253 struct drm_device *drm = vc4_hdmi->connector.dev; in vc5_hdmi_set_timings()
1254 bool hsync_pos = mode->flags & DRM_MODE_FLAG_PHSYNC; in vc5_hdmi_set_timings()
1255 bool vsync_pos = mode->flags & DRM_MODE_FLAG_PVSYNC; in vc5_hdmi_set_timings()
1256 bool interlaced = mode->flags & DRM_MODE_FLAG_INTERLACE; in vc5_hdmi_set_timings()
1257 u32 pixel_rep = (mode->flags & DRM_MODE_FLAG_DBLCLK) ? 2 : 1; in vc5_hdmi_set_timings()
1258 u32 verta = (VC4_SET_FIELD(mode->crtc_vsync_end - mode->crtc_vsync_start, in vc5_hdmi_set_timings()
1260 VC4_SET_FIELD(mode->crtc_vsync_start - mode->crtc_vdisplay, in vc5_hdmi_set_timings()
1262 VC4_SET_FIELD(mode->crtc_vdisplay, VC5_HDMI_VERTA_VAL)); in vc5_hdmi_set_timings()
1263 u32 vertb = (VC4_SET_FIELD(mode->htotal >> (2 - pixel_rep), in vc5_hdmi_set_timings()
1265 VC4_SET_FIELD(mode->crtc_vtotal - mode->crtc_vsync_end + in vc5_hdmi_set_timings()
1269 VC4_SET_FIELD(mode->crtc_vtotal - in vc5_hdmi_set_timings()
1270 mode->crtc_vsync_end, in vc5_hdmi_set_timings()
1280 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc5_hdmi_set_timings()
1285 VC4_SET_FIELD(mode->hdisplay * pixel_rep, in vc5_hdmi_set_timings()
1287 VC4_SET_FIELD((mode->hsync_start - in vc5_hdmi_set_timings()
1288 mode->hdisplay) * pixel_rep, in vc5_hdmi_set_timings()
1292 VC4_SET_FIELD((mode->htotal - in vc5_hdmi_set_timings()
1293 mode->hsync_end) * pixel_rep, in vc5_hdmi_set_timings()
1295 VC4_SET_FIELD((mode->hsync_end - in vc5_hdmi_set_timings()
1296 mode->hsync_start) * pixel_rep, in vc5_hdmi_set_timings()
1305 switch (state->hdmi.output_bpc) { in vc5_hdmi_set_timings()
1319 * YCC422 is always 36-bit and not considered deep colour so in vc5_hdmi_set_timings()
1322 if (state->hdmi.output_format == HDMI_COLORSPACE_YUV422) { in vc5_hdmi_set_timings()
1346 reg |= VC4_SET_FIELD(pixel_rep - 1, VC5_HDMI_MISC_CONTROL_PIXEL_REP); in vc5_hdmi_set_timings()
1351 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc5_hdmi_set_timings()
1358 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_recenter_fifo()
1367 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_recenter_fifo()
1377 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_recenter_fifo()
1381 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_recenter_fifo()
1388 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_recenter_fifo()
1402 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_encoder_pre_crtc_configure()
1403 struct drm_connector *connector = &vc4_hdmi->connector; in vc4_hdmi_encoder_pre_crtc_configure()
1406 const struct drm_display_mode *mode = &vc4_hdmi->saved_adjusted_mode; in vc4_hdmi_encoder_pre_crtc_configure()
1407 unsigned long long tmds_char_rate = conn_state->hdmi.tmds_char_rate; in vc4_hdmi_encoder_pre_crtc_configure()
1413 mutex_lock(&vc4_hdmi->mutex); in vc4_hdmi_encoder_pre_crtc_configure()
1418 ret = pm_runtime_resume_and_get(&vc4_hdmi->pdev->dev); in vc4_hdmi_encoder_pre_crtc_configure()
1428 * operation." This conflicts with bcm2835's vc4 documentation, which in vc4_hdmi_encoder_pre_crtc_configure()
1434 * both clocks. Which, for RPi0-3 implies a maximum pixel clock of in vc4_hdmi_encoder_pre_crtc_configure()
1443 ret = clk_set_min_rate(vc4_hdmi->hsm_clock, hsm_rate); in vc4_hdmi_encoder_pre_crtc_configure()
1449 ret = clk_set_rate(vc4_hdmi->pixel_clock, tmds_char_rate); in vc4_hdmi_encoder_pre_crtc_configure()
1455 ret = clk_prepare_enable(vc4_hdmi->pixel_clock); in vc4_hdmi_encoder_pre_crtc_configure()
1470 ret = clk_set_min_rate(vc4_hdmi->pixel_bvb_clock, bvb_rate); in vc4_hdmi_encoder_pre_crtc_configure()
1476 ret = clk_prepare_enable(vc4_hdmi->pixel_bvb_clock); in vc4_hdmi_encoder_pre_crtc_configure()
1482 if (vc4_hdmi->variant->phy_init) in vc4_hdmi_encoder_pre_crtc_configure()
1483 vc4_hdmi->variant->phy_init(vc4_hdmi, conn_state); in vc4_hdmi_encoder_pre_crtc_configure()
1485 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_encoder_pre_crtc_configure()
1492 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_encoder_pre_crtc_configure()
1494 if (vc4_hdmi->variant->set_timings) in vc4_hdmi_encoder_pre_crtc_configure()
1495 vc4_hdmi->variant->set_timings(vc4_hdmi, conn_state, mode); in vc4_hdmi_encoder_pre_crtc_configure()
1499 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_encoder_pre_crtc_configure()
1504 clk_disable_unprepare(vc4_hdmi->pixel_clock); in vc4_hdmi_encoder_pre_crtc_configure()
1506 pm_runtime_put(&vc4_hdmi->pdev->dev); in vc4_hdmi_encoder_pre_crtc_configure()
1510 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_encoder_pre_crtc_configure()
1518 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_encoder_pre_crtc_enable()
1519 struct drm_connector *connector = &vc4_hdmi->connector; in vc4_hdmi_encoder_pre_crtc_enable()
1520 const struct drm_display_mode *mode = &vc4_hdmi->saved_adjusted_mode; in vc4_hdmi_encoder_pre_crtc_enable()
1526 mutex_lock(&vc4_hdmi->mutex); in vc4_hdmi_encoder_pre_crtc_enable()
1531 if (vc4_hdmi->variant->csc_setup) in vc4_hdmi_encoder_pre_crtc_enable()
1532 vc4_hdmi->variant->csc_setup(vc4_hdmi, conn_state, mode); in vc4_hdmi_encoder_pre_crtc_enable()
1534 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_encoder_pre_crtc_enable()
1536 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_encoder_pre_crtc_enable()
1541 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_encoder_pre_crtc_enable()
1548 struct drm_connector *connector = &vc4_hdmi->connector; in vc4_hdmi_encoder_post_crtc_enable()
1549 struct drm_device *drm = connector->dev; in vc4_hdmi_encoder_post_crtc_enable()
1550 const struct drm_display_mode *mode = &vc4_hdmi->saved_adjusted_mode; in vc4_hdmi_encoder_post_crtc_enable()
1551 struct drm_display_info *display = &vc4_hdmi->connector.display_info; in vc4_hdmi_encoder_post_crtc_enable()
1552 bool hsync_pos = mode->flags & DRM_MODE_FLAG_PHSYNC; in vc4_hdmi_encoder_post_crtc_enable()
1553 bool vsync_pos = mode->flags & DRM_MODE_FLAG_PVSYNC; in vc4_hdmi_encoder_post_crtc_enable()
1558 mutex_lock(&vc4_hdmi->mutex); in vc4_hdmi_encoder_post_crtc_enable()
1563 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_encoder_post_crtc_enable()
1579 if (display->is_hdmi) { in vc4_hdmi_encoder_post_crtc_enable()
1584 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_encoder_post_crtc_enable()
1598 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_encoder_post_crtc_enable()
1606 if (display->is_hdmi) { in vc4_hdmi_encoder_post_crtc_enable()
1607 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_encoder_post_crtc_enable()
1615 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_encoder_post_crtc_enable()
1616 vc4_hdmi->packet_ram_enabled = true; in vc4_hdmi_encoder_post_crtc_enable()
1627 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_encoder_post_crtc_enable()
1636 mutex_lock(&vc4_hdmi->mutex); in vc4_hdmi_encoder_atomic_mode_set()
1637 drm_mode_copy(&vc4_hdmi->saved_adjusted_mode, in vc4_hdmi_encoder_atomic_mode_set()
1638 &crtc_state->adjusted_mode); in vc4_hdmi_encoder_atomic_mode_set()
1639 vc4_hdmi->output_bpc = conn_state->hdmi.output_bpc; in vc4_hdmi_encoder_atomic_mode_set()
1640 vc4_hdmi->output_format = conn_state->hdmi.output_format; in vc4_hdmi_encoder_atomic_mode_set()
1641 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_encoder_atomic_mode_set()
1650 struct vc4_dev *vc4 = to_vc4_dev(connector->dev); in vc4_hdmi_connector_clock_valid()
1652 if (clock > vc4_hdmi->variant->max_pixel_clock) in vc4_hdmi_connector_clock_valid()
1655 if (!vc4->hvs->vc5_hdmi_enable_hdmi_20 && clock > HDMI_14_MAX_TMDS_CLK) in vc4_hdmi_connector_clock_valid()
1659 if (!vc4->hvs->vc5_hdmi_enable_4096by2160 && in vc4_hdmi_connector_clock_valid()
1660 mode->hdisplay > 3840 && mode->vdisplay >= 2160 && in vc4_hdmi_connector_clock_valid()
1680 struct drm_display_mode *mode = &crtc_state->adjusted_mode; in vc4_hdmi_encoder_atomic_check()
1681 unsigned long long tmds_char_rate = mode->clock * 1000; in vc4_hdmi_encoder_atomic_check()
1684 if (vc4_hdmi->variant->unsupported_odd_h_timings) { in vc4_hdmi_encoder_atomic_check()
1685 if (mode->flags & DRM_MODE_FLAG_DBLCLK) { in vc4_hdmi_encoder_atomic_check()
1692 if ((mode->hsync_start - mode->hdisplay) & 1) in vc4_hdmi_encoder_atomic_check()
1693 mode->hsync_start--; in vc4_hdmi_encoder_atomic_check()
1694 if ((mode->hsync_end - mode->hsync_start) & 1) in vc4_hdmi_encoder_atomic_check()
1695 mode->hsync_end--; in vc4_hdmi_encoder_atomic_check()
1699 if ((mode->hdisplay % 2) || (mode->hsync_start % 2) || in vc4_hdmi_encoder_atomic_check()
1700 (mode->hsync_end % 2) || (mode->htotal % 2)) in vc4_hdmi_encoder_atomic_check()
1701 return -EINVAL; in vc4_hdmi_encoder_atomic_check()
1711 if (vc4_hdmi->disable_wifi_frequencies && in vc4_hdmi_encoder_atomic_check()
1714 mode->clock = 238560; in vc4_hdmi_encoder_atomic_check()
1715 tmds_char_rate = mode->clock * 1000; in vc4_hdmi_encoder_atomic_check()
1727 if (vc4_hdmi->variant->unsupported_odd_h_timings && in vc4_hdmi_encoder_mode_valid()
1728 !(mode->flags & DRM_MODE_FLAG_DBLCLK) && in vc4_hdmi_encoder_mode_valid()
1729 ((mode->hdisplay % 2) || (mode->hsync_start % 2) || in vc4_hdmi_encoder_mode_valid()
1730 (mode->hsync_end % 2) || (mode->htotal % 2))) in vc4_hdmi_encoder_mode_valid()
1744 struct drm_device *drm = encoder->dev; in vc4_hdmi_late_register()
1746 const struct vc4_hdmi_variant *variant = vc4_hdmi->variant; in vc4_hdmi_late_register()
1748 drm_debugfs_add_file(drm, variant->debugfs_name, in vc4_hdmi_late_register()
1784 struct drm_device *drm = vc4_hdmi->connector.dev; in vc5_hdmi_hp_detect()
1792 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc5_hdmi_hp_detect()
1794 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc5_hdmi_hp_detect()
1805 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_audio_set_mai_clock()
1814 hsm_clock = clk_get_rate(vc4_hdmi->audio_clock); in vc4_hdmi_audio_set_mai_clock()
1822 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_audio_set_mai_clock()
1825 VC4_SET_FIELD(m - 1, VC4_HD_MAI_SMP_M)); in vc4_hdmi_audio_set_mai_clock()
1826 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_audio_set_mai_clock()
1833 const struct drm_display_mode *mode = &vc4_hdmi->saved_adjusted_mode; in vc4_hdmi_set_n_cts()
1837 lockdep_assert_held(&vc4_hdmi->mutex); in vc4_hdmi_set_n_cts()
1838 lockdep_assert_held(&vc4_hdmi->hw_lock); in vc4_hdmi_set_n_cts()
1841 tmp = (u64)(mode->clock * 1000) * n; in vc4_hdmi_set_n_cts()
1867 struct drm_display_info *display = &vc4_hdmi->connector.display_info; in vc4_hdmi_audio_can_stream()
1869 lockdep_assert_held(&vc4_hdmi->mutex); in vc4_hdmi_audio_can_stream()
1875 if (!display->is_hdmi) in vc4_hdmi_audio_can_stream()
1884 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_audio_startup()
1889 mutex_lock(&vc4_hdmi->mutex); in vc4_hdmi_audio_startup()
1892 ret = -ENODEV; in vc4_hdmi_audio_startup()
1897 ret = -ENOTSUPP; in vc4_hdmi_audio_startup()
1901 vc4_hdmi->audio.streaming = true; in vc4_hdmi_audio_startup()
1903 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_audio_startup()
1910 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_audio_startup()
1912 if (vc4_hdmi->variant->phy_rng_enable) in vc4_hdmi_audio_startup()
1913 vc4_hdmi->variant->phy_rng_enable(vc4_hdmi); in vc4_hdmi_audio_startup()
1918 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_audio_startup()
1925 struct device *dev = &vc4_hdmi->pdev->dev; in vc4_hdmi_audio_reset()
1929 lockdep_assert_held(&vc4_hdmi->mutex); in vc4_hdmi_audio_reset()
1931 vc4_hdmi->audio.streaming = false; in vc4_hdmi_audio_reset()
1936 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_audio_reset()
1942 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_audio_reset()
1948 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_audio_shutdown()
1952 mutex_lock(&vc4_hdmi->mutex); in vc4_hdmi_audio_shutdown()
1957 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_audio_shutdown()
1964 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_audio_shutdown()
1966 if (vc4_hdmi->variant->phy_rng_disable) in vc4_hdmi_audio_shutdown()
1967 vc4_hdmi->variant->phy_rng_disable(vc4_hdmi); in vc4_hdmi_audio_shutdown()
1969 vc4_hdmi->audio.streaming = false; in vc4_hdmi_audio_shutdown()
1975 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_audio_shutdown()
2022 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_audio_prepare()
2024 unsigned int sample_rate = params->sample_rate; in vc4_hdmi_audio_prepare()
2025 unsigned int channels = params->channels; in vc4_hdmi_audio_prepare()
2034 dev_dbg(&vc4_hdmi->pdev->dev, "%s: %u Hz, %d bit, %d channels\n", __func__, in vc4_hdmi_audio_prepare()
2035 sample_rate, params->sample_width, channels); in vc4_hdmi_audio_prepare()
2037 mutex_lock(&vc4_hdmi->mutex); in vc4_hdmi_audio_prepare()
2040 ret = -ENODEV; in vc4_hdmi_audio_prepare()
2045 ret = -EINVAL; in vc4_hdmi_audio_prepare()
2051 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_audio_prepare()
2059 if (params->iec.status[0] & IEC958_AES0_NONAUDIO && in vc4_hdmi_audio_prepare()
2060 params->channels == 8) in vc4_hdmi_audio_prepare()
2070 /* The B frame identifier should match the value used by alsa-lib (8) */ in vc4_hdmi_audio_prepare()
2076 channel_mask = GENMASK(channels - 1, 0); in vc4_hdmi_audio_prepare()
2081 switch (vc4->gen) { in vc4_hdmi_audio_prepare()
2105 drm_err(drm, "Unknown VC4 generation: %d", vc4->gen); in vc4_hdmi_audio_prepare()
2114 channel_map = vc4_hdmi->variant->channel_map(vc4_hdmi, channel_mask); in vc4_hdmi_audio_prepare()
2120 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_audio_prepare()
2123 ¶ms->cea); in vc4_hdmi_audio_prepare()
2130 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_audio_prepare()
2136 .name = "vc4-hdmi-cpu-dai-component",
2144 snd_soc_dai_init_dma_data(dai, &vc4_hdmi->audio.dma_data, NULL); in vc4_hdmi_audio_cpu_dai_probe()
2154 .name = "vc4-hdmi-cpu-dai",
2169 .chan_names[SNDRV_PCM_STREAM_PLAYBACK] = "audio-rx",
2181 struct vc4_hdmi *vc4_hdmi = snd_soc_card_get_drvdata(rtd->card); in vc4_hdmi_codec_init()
2182 struct snd_soc_component *component = snd_soc_rtd_to_codec(rtd, 0)->component; in vc4_hdmi_codec_init()
2185 ret = snd_soc_card_jack_new(rtd->card, "HDMI Jack", SND_JACK_LINEOUT, in vc4_hdmi_codec_init()
2186 &vc4_hdmi->hdmi_jack); in vc4_hdmi_codec_init()
2188 dev_err(rtd->dev, "HDMI Jack creation failed: %d\n", ret); in vc4_hdmi_codec_init()
2192 return snd_soc_component_set_jack(component, &vc4_hdmi->hdmi_jack, NULL); in vc4_hdmi_codec_init()
2198 &vc4_hdmi->variant->registers[HDMI_MAI_DATA]; in vc4_hdmi_audio_init()
2199 struct snd_soc_dai_link *dai_link = &vc4_hdmi->audio.link; in vc4_hdmi_audio_init()
2200 struct snd_soc_card *card = &vc4_hdmi->audio.card; in vc4_hdmi_audio_init()
2201 struct device *dev = &vc4_hdmi->pdev->dev; in vc4_hdmi_audio_init()
2226 if (!of_find_property(dev->of_node, "dmas", &len) || !len) { in vc4_hdmi_audio_init()
2232 if (mai_data->reg != VC4_HD) { in vc4_hdmi_audio_init()
2234 return -EINVAL; in vc4_hdmi_audio_init()
2244 index = of_property_match_string(dev->of_node, "reg-names", "hd"); in vc4_hdmi_audio_init()
2249 addr = of_get_address(dev->of_node, index, NULL, NULL); in vc4_hdmi_audio_init()
2251 return -EINVAL; in vc4_hdmi_audio_init()
2253 vc4_hdmi->audio.dma_data.addr = be32_to_cpup(addr) + mai_data->offset; in vc4_hdmi_audio_init()
2254 vc4_hdmi->audio.dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; in vc4_hdmi_audio_init()
2255 vc4_hdmi->audio.dma_data.maxburst = 2; in vc4_hdmi_audio_init()
2258 * NOTE: Strictly speaking, we should probably use a DRM-managed in vc4_hdmi_audio_init()
2263 * when registering, even when using non-device-managed in vc4_hdmi_audio_init()
2266 * If we call snd_soc_unregister_component() in a DRM-managed in vc4_hdmi_audio_init()
2267 * action, the device-managed actions have already been executed in vc4_hdmi_audio_init()
2270 * Using device-managed hooks here probably leaves us open to a in vc4_hdmi_audio_init()
2277 * Then, the vc4_hdmi structure is DRM-managed and thus only in vc4_hdmi_audio_init()
2294 ret = drm_connector_hdmi_audio_init(&vc4_hdmi->connector, dev, in vc4_hdmi_audio_init()
2296 -1); in vc4_hdmi_audio_init()
2300 dai_link->cpus = &vc4_hdmi->audio.cpu; in vc4_hdmi_audio_init()
2301 dai_link->codecs = &vc4_hdmi->audio.codec; in vc4_hdmi_audio_init()
2302 dai_link->platforms = &vc4_hdmi->audio.platform; in vc4_hdmi_audio_init()
2304 dai_link->num_cpus = 1; in vc4_hdmi_audio_init()
2305 dai_link->num_codecs = 1; in vc4_hdmi_audio_init()
2306 dai_link->num_platforms = 1; in vc4_hdmi_audio_init()
2308 dai_link->name = "MAI"; in vc4_hdmi_audio_init()
2309 dai_link->stream_name = "MAI PCM"; in vc4_hdmi_audio_init()
2310 dai_link->codecs->dai_name = "i2s-hifi"; in vc4_hdmi_audio_init()
2311 dai_link->cpus->dai_name = dev_name(dev); in vc4_hdmi_audio_init()
2312 dai_link->codecs->name = dev_name(&vc4_hdmi->connector.hdmi_audio.codec_pdev->dev); in vc4_hdmi_audio_init()
2313 dai_link->platforms->name = dev_name(dev); in vc4_hdmi_audio_init()
2314 dai_link->init = vc4_hdmi_codec_init; in vc4_hdmi_audio_init()
2316 card->dai_link = dai_link; in vc4_hdmi_audio_init()
2317 card->num_links = 1; in vc4_hdmi_audio_init()
2318 card->name = vc4_hdmi->variant->card_name; in vc4_hdmi_audio_init()
2319 card->driver_name = "vc4-hdmi"; in vc4_hdmi_audio_init()
2320 card->dev = dev; in vc4_hdmi_audio_init()
2321 card->owner = THIS_MODULE; in vc4_hdmi_audio_init()
2325 * stores a pointer to the snd card object in dev->driver_data. This in vc4_hdmi_audio_init()
2326 * means we cannot use it for something else. The hdmi back-pointer is in vc4_hdmi_audio_init()
2327 * now stored in card->drvdata and should be retrieved with in vc4_hdmi_audio_init()
2342 struct drm_connector *connector = &vc4_hdmi->connector; in vc4_hdmi_hpd_irq_thread()
2343 struct drm_device *dev = connector->dev; in vc4_hdmi_hpd_irq_thread()
2345 if (dev && dev->registered) in vc4_hdmi_hpd_irq_thread()
2353 struct drm_connector *connector = &vc4_hdmi->connector; in vc4_hdmi_hotplug_init()
2354 struct platform_device *pdev = vc4_hdmi->pdev; in vc4_hdmi_hotplug_init()
2357 if (vc4_hdmi->variant->external_irq_controller) { in vc4_hdmi_hotplug_init()
2358 unsigned int hpd_con = platform_get_irq_byname(pdev, "hpd-connected"); in vc4_hdmi_hotplug_init()
2359 unsigned int hpd_rm = platform_get_irq_byname(pdev, "hpd-removed"); in vc4_hdmi_hotplug_init()
2361 ret = devm_request_threaded_irq(&pdev->dev, hpd_con, in vc4_hdmi_hotplug_init()
2368 ret = devm_request_threaded_irq(&pdev->dev, hpd_rm, in vc4_hdmi_hotplug_init()
2375 connector->polled = DRM_CONNECTOR_POLL_HPD; in vc4_hdmi_hotplug_init()
2386 if (vc4_hdmi->cec_rx_msg.len) in vc4_cec_irq_handler_rx_thread()
2387 cec_received_msg(vc4_hdmi->cec_adap, in vc4_cec_irq_handler_rx_thread()
2388 &vc4_hdmi->cec_rx_msg); in vc4_cec_irq_handler_rx_thread()
2397 if (vc4_hdmi->cec_tx_ok) { in vc4_cec_irq_handler_tx_thread()
2398 cec_transmit_done(vc4_hdmi->cec_adap, CEC_TX_STATUS_OK, in vc4_cec_irq_handler_tx_thread()
2405 cec_transmit_done(vc4_hdmi->cec_adap, CEC_TX_STATUS_NACK, in vc4_cec_irq_handler_tx_thread()
2416 if (vc4_hdmi->cec_irq_was_rx) in vc4_cec_irq_handler_thread()
2426 struct drm_device *dev = vc4_hdmi->connector.dev; in vc4_cec_read_msg()
2427 struct cec_msg *msg = &vc4_hdmi->cec_rx_msg; in vc4_cec_read_msg()
2430 lockdep_assert_held(&vc4_hdmi->hw_lock); in vc4_cec_read_msg()
2432 msg->len = 1 + ((cntrl1 & VC4_HDMI_CEC_REC_WRD_CNT_MASK) >> in vc4_cec_read_msg()
2435 if (msg->len > 16) { in vc4_cec_read_msg()
2436 drm_err(dev, "Attempting to read too much data (%d)\n", msg->len); in vc4_cec_read_msg()
2440 for (i = 0; i < msg->len; i += 4) { in vc4_cec_read_msg()
2443 msg->msg[i] = val & 0xff; in vc4_cec_read_msg()
2444 msg->msg[i + 1] = (val >> 8) & 0xff; in vc4_cec_read_msg()
2445 msg->msg[i + 2] = (val >> 16) & 0xff; in vc4_cec_read_msg()
2446 msg->msg[i + 3] = (val >> 24) & 0xff; in vc4_cec_read_msg()
2465 lockdep_assert_held(&vc4_hdmi->hw_lock); in vc4_cec_irq_handler_tx_bare_locked()
2468 vc4_hdmi->cec_tx_ok = cntrl1 & VC4_HDMI_CEC_TX_STATUS_GOOD; in vc4_cec_irq_handler_tx_bare_locked()
2480 spin_lock(&vc4_hdmi->hw_lock); in vc4_cec_irq_handler_tx_bare()
2482 spin_unlock(&vc4_hdmi->hw_lock); in vc4_cec_irq_handler_tx_bare()
2491 lockdep_assert_held(&vc4_hdmi->hw_lock); in vc4_cec_irq_handler_rx_bare_locked()
2504 vc4_hdmi->cec_rx_msg.len = 0; in vc4_cec_irq_handler_rx_bare_locked()
2521 spin_lock(&vc4_hdmi->hw_lock); in vc4_cec_irq_handler_rx_bare()
2523 spin_unlock(&vc4_hdmi->hw_lock); in vc4_cec_irq_handler_rx_bare()
2549 spin_lock(&vc4_hdmi->hw_lock); in vc4_cec_irq_handler()
2551 vc4_hdmi->cec_irq_was_rx = cntrl5 & VC4_HDMI_CEC_RX_CEC_INT; in vc4_cec_irq_handler()
2552 if (vc4_hdmi->cec_irq_was_rx) in vc4_cec_irq_handler()
2558 spin_unlock(&vc4_hdmi->hw_lock); in vc4_cec_irq_handler()
2566 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_cec_enable()
2582 ret = pm_runtime_resume_and_get(&vc4_hdmi->pdev->dev); in vc4_hdmi_cec_enable()
2588 mutex_lock(&vc4_hdmi->mutex); in vc4_hdmi_cec_enable()
2590 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_cec_enable()
2619 if (!vc4_hdmi->variant->external_irq_controller) in vc4_hdmi_cec_enable()
2622 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_cec_enable()
2624 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_cec_enable()
2633 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_cec_disable()
2645 mutex_lock(&vc4_hdmi->mutex); in vc4_hdmi_cec_disable()
2647 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_cec_disable()
2649 if (!vc4_hdmi->variant->external_irq_controller) in vc4_hdmi_cec_disable()
2655 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_cec_disable()
2657 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_cec_disable()
2659 pm_runtime_put(&vc4_hdmi->pdev->dev); in vc4_hdmi_cec_disable()
2677 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_cec_adap_log_addr()
2689 mutex_lock(&vc4_hdmi->mutex); in vc4_hdmi_cec_adap_log_addr()
2690 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_cec_adap_log_addr()
2694 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_cec_adap_log_addr()
2695 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_cec_adap_log_addr()
2706 struct drm_device *dev = vc4_hdmi->connector.dev; in vc4_hdmi_cec_adap_transmit()
2713 return -ENODEV; in vc4_hdmi_cec_adap_transmit()
2715 if (msg->len > 16) { in vc4_hdmi_cec_adap_transmit()
2716 drm_err(dev, "Attempting to transmit too much data (%d)\n", msg->len); in vc4_hdmi_cec_adap_transmit()
2718 return -ENOMEM; in vc4_hdmi_cec_adap_transmit()
2721 mutex_lock(&vc4_hdmi->mutex); in vc4_hdmi_cec_adap_transmit()
2723 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_cec_adap_transmit()
2725 for (i = 0; i < msg->len; i += 4) in vc4_hdmi_cec_adap_transmit()
2727 (msg->msg[i]) | in vc4_hdmi_cec_adap_transmit()
2728 (msg->msg[i + 1] << 8) | in vc4_hdmi_cec_adap_transmit()
2729 (msg->msg[i + 2] << 16) | in vc4_hdmi_cec_adap_transmit()
2730 (msg->msg[i + 3] << 24)); in vc4_hdmi_cec_adap_transmit()
2736 val |= (msg->len - 1) << VC4_HDMI_CEC_MESSAGE_LENGTH_SHIFT; in vc4_hdmi_cec_adap_transmit()
2741 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_cec_adap_transmit()
2742 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_cec_adap_transmit()
2758 cec_unregister_adapter(vc4_hdmi->cec_adap); in vc4_hdmi_cec_release()
2759 vc4_hdmi->cec_adap = NULL; in vc4_hdmi_cec_release()
2765 struct platform_device *pdev = vc4_hdmi->pdev; in vc4_hdmi_cec_init()
2766 struct device *dev = &pdev->dev; in vc4_hdmi_cec_init()
2769 if (!of_property_present(dev->of_node, "interrupts")) { in vc4_hdmi_cec_init()
2774 vc4_hdmi->cec_adap = cec_allocate_adapter(&vc4_hdmi_cec_adap_ops, in vc4_hdmi_cec_init()
2776 vc4_hdmi->variant->card_name, in vc4_hdmi_cec_init()
2779 ret = PTR_ERR_OR_ZERO(vc4_hdmi->cec_adap); in vc4_hdmi_cec_init()
2783 cec_fill_conn_info_from_drm(&conn_info, &vc4_hdmi->connector); in vc4_hdmi_cec_init()
2784 cec_s_conn_info(vc4_hdmi->cec_adap, &conn_info); in vc4_hdmi_cec_init()
2786 if (vc4_hdmi->variant->external_irq_controller) { in vc4_hdmi_cec_init()
2787 ret = devm_request_threaded_irq(dev, platform_get_irq_byname(pdev, "cec-rx"), in vc4_hdmi_cec_init()
2794 ret = devm_request_threaded_irq(dev, platform_get_irq_byname(pdev, "cec-tx"), in vc4_hdmi_cec_init()
2809 ret = cec_register_adapter(vc4_hdmi->cec_adap, &pdev->dev); in vc4_hdmi_cec_init()
2814 * NOTE: Strictly speaking, we should probably use a DRM-managed in vc4_hdmi_cec_init()
2822 * By the time the device-managed hook is executed, we will give in vc4_hdmi_cec_init()
2832 * moment, we could end up with a use-after-free. Fortunately, in vc4_hdmi_cec_init()
2843 cec_delete_adapter(vc4_hdmi->cec_adap); in vc4_hdmi_cec_init()
2866 const struct vc4_hdmi_variant *variant = vc4_hdmi->variant; in vc4_hdmi_build_regset()
2872 regs = kcalloc(variant->num_registers, sizeof(*regs), in vc4_hdmi_build_regset()
2875 return -ENOMEM; in vc4_hdmi_build_regset()
2877 for (i = 0; i < variant->num_registers; i++) { in vc4_hdmi_build_regset()
2878 const struct vc4_hdmi_register *field = &variant->registers[i]; in vc4_hdmi_build_regset()
2880 if (field->reg != reg) in vc4_hdmi_build_regset()
2883 regs[count].name = field->name; in vc4_hdmi_build_regset()
2884 regs[count].offset = field->offset; in vc4_hdmi_build_regset()
2890 return -ENOMEM; in vc4_hdmi_build_regset()
2892 regset->base = __vc4_hdmi_get_field_base(vc4_hdmi, reg); in vc4_hdmi_build_regset()
2893 regset->regs = new_regs; in vc4_hdmi_build_regset()
2894 regset->nregs = count; in vc4_hdmi_build_regset()
2906 struct platform_device *pdev = vc4_hdmi->pdev; in vc4_hdmi_init_resources()
2907 struct device *dev = &pdev->dev; in vc4_hdmi_init_resources()
2910 vc4_hdmi->hdmicore_regs = vc4_ioremap_regs(pdev, 0); in vc4_hdmi_init_resources()
2911 if (IS_ERR(vc4_hdmi->hdmicore_regs)) in vc4_hdmi_init_resources()
2912 return PTR_ERR(vc4_hdmi->hdmicore_regs); in vc4_hdmi_init_resources()
2914 vc4_hdmi->hd_regs = vc4_ioremap_regs(pdev, 1); in vc4_hdmi_init_resources()
2915 if (IS_ERR(vc4_hdmi->hd_regs)) in vc4_hdmi_init_resources()
2916 return PTR_ERR(vc4_hdmi->hd_regs); in vc4_hdmi_init_resources()
2918 ret = vc4_hdmi_build_regset(drm, vc4_hdmi, &vc4_hdmi->hd_regset, VC4_HD); in vc4_hdmi_init_resources()
2922 ret = vc4_hdmi_build_regset(drm, vc4_hdmi, &vc4_hdmi->hdmi_regset, VC4_HDMI); in vc4_hdmi_init_resources()
2926 vc4_hdmi->pixel_clock = devm_clk_get(dev, "pixel"); in vc4_hdmi_init_resources()
2927 if (IS_ERR(vc4_hdmi->pixel_clock)) { in vc4_hdmi_init_resources()
2928 ret = PTR_ERR(vc4_hdmi->pixel_clock); in vc4_hdmi_init_resources()
2929 if (ret != -EPROBE_DEFER) in vc4_hdmi_init_resources()
2934 vc4_hdmi->hsm_clock = devm_clk_get(dev, "hdmi"); in vc4_hdmi_init_resources()
2935 if (IS_ERR(vc4_hdmi->hsm_clock)) { in vc4_hdmi_init_resources()
2937 return PTR_ERR(vc4_hdmi->hsm_clock); in vc4_hdmi_init_resources()
2939 vc4_hdmi->audio_clock = vc4_hdmi->hsm_clock; in vc4_hdmi_init_resources()
2940 vc4_hdmi->cec_clock = vc4_hdmi->hsm_clock; in vc4_hdmi_init_resources()
2948 struct platform_device *pdev = vc4_hdmi->pdev; in vc5_hdmi_init_resources()
2949 struct device *dev = &pdev->dev; in vc5_hdmi_init_resources()
2953 vc4_hdmi->hdmicore_regs = devm_platform_ioremap_resource_byname(pdev, in vc5_hdmi_init_resources()
2955 if (IS_ERR(vc4_hdmi->hdmicore_regs)) in vc5_hdmi_init_resources()
2956 return PTR_ERR(vc4_hdmi->hdmicore_regs); in vc5_hdmi_init_resources()
2965 return -ENODEV; in vc5_hdmi_init_resources()
2967 vc4_hdmi->hd_regs = devm_ioremap(dev, res->start, resource_size(res)); in vc5_hdmi_init_resources()
2968 if (!vc4_hdmi->hd_regs) in vc5_hdmi_init_resources()
2969 return -ENOMEM; in vc5_hdmi_init_resources()
2971 vc4_hdmi->cec_regs = devm_platform_ioremap_resource_byname(pdev, in vc5_hdmi_init_resources()
2973 if (IS_ERR(vc4_hdmi->cec_regs)) in vc5_hdmi_init_resources()
2974 return PTR_ERR(vc4_hdmi->cec_regs); in vc5_hdmi_init_resources()
2976 vc4_hdmi->csc_regs = devm_platform_ioremap_resource_byname(pdev, in vc5_hdmi_init_resources()
2978 if (IS_ERR(vc4_hdmi->csc_regs)) in vc5_hdmi_init_resources()
2979 return PTR_ERR(vc4_hdmi->csc_regs); in vc5_hdmi_init_resources()
2981 vc4_hdmi->dvp_regs = devm_platform_ioremap_resource_byname(pdev, in vc5_hdmi_init_resources()
2983 if (IS_ERR(vc4_hdmi->dvp_regs)) in vc5_hdmi_init_resources()
2984 return PTR_ERR(vc4_hdmi->dvp_regs); in vc5_hdmi_init_resources()
2986 vc4_hdmi->phy_regs = devm_platform_ioremap_resource_byname(pdev, in vc5_hdmi_init_resources()
2989 if (IS_ERR(vc4_hdmi->phy_regs)) in vc5_hdmi_init_resources()
2990 return PTR_ERR(vc4_hdmi->phy_regs); in vc5_hdmi_init_resources()
2992 vc4_hdmi->ram_regs = devm_platform_ioremap_resource_byname(pdev, in vc5_hdmi_init_resources()
2994 if (IS_ERR(vc4_hdmi->ram_regs)) in vc5_hdmi_init_resources()
2995 return PTR_ERR(vc4_hdmi->ram_regs); in vc5_hdmi_init_resources()
2997 vc4_hdmi->rm_regs = devm_platform_ioremap_resource_byname(pdev, "rm"); in vc5_hdmi_init_resources()
2998 if (IS_ERR(vc4_hdmi->rm_regs)) in vc5_hdmi_init_resources()
2999 return PTR_ERR(vc4_hdmi->rm_regs); in vc5_hdmi_init_resources()
3001 vc4_hdmi->hsm_clock = devm_clk_get(dev, "hdmi"); in vc5_hdmi_init_resources()
3002 if (IS_ERR(vc4_hdmi->hsm_clock)) { in vc5_hdmi_init_resources()
3004 return PTR_ERR(vc4_hdmi->hsm_clock); in vc5_hdmi_init_resources()
3007 vc4_hdmi->pixel_bvb_clock = devm_clk_get(dev, "bvb"); in vc5_hdmi_init_resources()
3008 if (IS_ERR(vc4_hdmi->pixel_bvb_clock)) { in vc5_hdmi_init_resources()
3010 return PTR_ERR(vc4_hdmi->pixel_bvb_clock); in vc5_hdmi_init_resources()
3013 vc4_hdmi->audio_clock = devm_clk_get(dev, "audio"); in vc5_hdmi_init_resources()
3014 if (IS_ERR(vc4_hdmi->audio_clock)) { in vc5_hdmi_init_resources()
3016 return PTR_ERR(vc4_hdmi->audio_clock); in vc5_hdmi_init_resources()
3019 vc4_hdmi->cec_clock = devm_clk_get(dev, "cec"); in vc5_hdmi_init_resources()
3020 if (IS_ERR(vc4_hdmi->cec_clock)) { in vc5_hdmi_init_resources()
3022 return PTR_ERR(vc4_hdmi->cec_clock); in vc5_hdmi_init_resources()
3025 vc4_hdmi->reset = devm_reset_control_get(dev, NULL); in vc5_hdmi_init_resources()
3026 if (IS_ERR(vc4_hdmi->reset)) { in vc5_hdmi_init_resources()
3028 return PTR_ERR(vc4_hdmi->reset); in vc5_hdmi_init_resources()
3031 ret = vc4_hdmi_build_regset(drm, vc4_hdmi, &vc4_hdmi->hdmi_regset, VC4_HDMI); in vc5_hdmi_init_resources()
3035 ret = vc4_hdmi_build_regset(drm, vc4_hdmi, &vc4_hdmi->hd_regset, VC4_HD); in vc5_hdmi_init_resources()
3039 ret = vc4_hdmi_build_regset(drm, vc4_hdmi, &vc4_hdmi->cec_regset, VC5_CEC); in vc5_hdmi_init_resources()
3043 ret = vc4_hdmi_build_regset(drm, vc4_hdmi, &vc4_hdmi->csc_regset, VC5_CSC); in vc5_hdmi_init_resources()
3047 ret = vc4_hdmi_build_regset(drm, vc4_hdmi, &vc4_hdmi->dvp_regset, VC5_DVP); in vc5_hdmi_init_resources()
3051 ret = vc4_hdmi_build_regset(drm, vc4_hdmi, &vc4_hdmi->phy_regset, VC5_PHY); in vc5_hdmi_init_resources()
3055 ret = vc4_hdmi_build_regset(drm, vc4_hdmi, &vc4_hdmi->ram_regset, VC5_RAM); in vc5_hdmi_init_resources()
3059 ret = vc4_hdmi_build_regset(drm, vc4_hdmi, &vc4_hdmi->rm_regset, VC5_RM); in vc5_hdmi_init_resources()
3070 clk_disable_unprepare(vc4_hdmi->audio_clock); in vc4_hdmi_runtime_suspend()
3071 clk_disable_unprepare(vc4_hdmi->hsm_clock); in vc4_hdmi_runtime_suspend()
3084 ret = clk_prepare_enable(vc4_hdmi->hsm_clock); in vc4_hdmi_runtime_resume()
3097 rate = clk_get_rate(vc4_hdmi->hsm_clock); in vc4_hdmi_runtime_resume()
3099 ret = -EINVAL; in vc4_hdmi_runtime_resume()
3103 ret = clk_prepare_enable(vc4_hdmi->audio_clock); in vc4_hdmi_runtime_resume()
3107 if (vc4_hdmi->variant->reset) in vc4_hdmi_runtime_resume()
3108 vc4_hdmi->variant->reset(vc4_hdmi); in vc4_hdmi_runtime_resume()
3111 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_runtime_resume()
3116 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_runtime_resume()
3120 if (!vc4_hdmi->variant->external_irq_controller) { in vc4_hdmi_runtime_resume()
3121 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_runtime_resume()
3123 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_runtime_resume()
3130 clk_disable_unprepare(vc4_hdmi->hsm_clock); in vc4_hdmi_runtime_resume()
3138 put_device(&vc4_hdmi->ddc->dev); in vc4_hdmi_put_ddc_device()
3153 return -ENOMEM; in vc4_hdmi_bind()
3155 ret = drmm_mutex_init(drm, &vc4_hdmi->mutex); in vc4_hdmi_bind()
3159 spin_lock_init(&vc4_hdmi->hw_lock); in vc4_hdmi_bind()
3160 INIT_DELAYED_WORK(&vc4_hdmi->scrambling_work, vc4_hdmi_scrambling_wq); in vc4_hdmi_bind()
3163 encoder = &vc4_hdmi->encoder.base; in vc4_hdmi_bind()
3164 vc4_hdmi->encoder.type = variant->encoder_type; in vc4_hdmi_bind()
3165 vc4_hdmi->encoder.pre_crtc_configure = vc4_hdmi_encoder_pre_crtc_configure; in vc4_hdmi_bind()
3166 vc4_hdmi->encoder.pre_crtc_enable = vc4_hdmi_encoder_pre_crtc_enable; in vc4_hdmi_bind()
3167 vc4_hdmi->encoder.post_crtc_enable = vc4_hdmi_encoder_post_crtc_enable; in vc4_hdmi_bind()
3168 vc4_hdmi->encoder.post_crtc_disable = vc4_hdmi_encoder_post_crtc_disable; in vc4_hdmi_bind()
3169 vc4_hdmi->encoder.post_crtc_powerdown = vc4_hdmi_encoder_post_crtc_powerdown; in vc4_hdmi_bind()
3170 vc4_hdmi->pdev = pdev; in vc4_hdmi_bind()
3171 vc4_hdmi->variant = variant; in vc4_hdmi_bind()
3179 if (variant->max_pixel_clock > HDMI_14_MAX_TMDS_CLK) in vc4_hdmi_bind()
3180 vc4_hdmi->scdc_enabled = true; in vc4_hdmi_bind()
3182 ret = variant->init_resources(drm, vc4_hdmi); in vc4_hdmi_bind()
3186 ddc_node = of_parse_phandle(dev->of_node, "ddc", 0); in vc4_hdmi_bind()
3189 return -ENODEV; in vc4_hdmi_bind()
3192 vc4_hdmi->ddc = of_find_i2c_adapter_by_node(ddc_node); in vc4_hdmi_bind()
3194 if (!vc4_hdmi->ddc) { in vc4_hdmi_bind()
3196 return -EPROBE_DEFER; in vc4_hdmi_bind()
3206 vc4_hdmi->hpd_gpio = devm_gpiod_get_optional(dev, "hpd", GPIOD_IN); in vc4_hdmi_bind()
3207 if (IS_ERR(vc4_hdmi->hpd_gpio)) { in vc4_hdmi_bind()
3208 return PTR_ERR(vc4_hdmi->hpd_gpio); in vc4_hdmi_bind()
3211 vc4_hdmi->disable_wifi_frequencies = in vc4_hdmi_bind()
3212 of_property_read_bool(dev->of_node, "wifi-2.4ghz-coexistence"); in vc4_hdmi_bind()
3226 if ((of_device_is_compatible(dev->of_node, "brcm,bcm2711-hdmi0") || in vc4_hdmi_bind()
3227 of_device_is_compatible(dev->of_node, "brcm,bcm2711-hdmi1") || in vc4_hdmi_bind()
3228 of_device_is_compatible(dev->of_node, "brcm,bcm2712-hdmi0") || in vc4_hdmi_bind()
3229 of_device_is_compatible(dev->of_node, "brcm,bcm2712-hdmi1")) && in vc4_hdmi_bind()
3231 clk_prepare_enable(vc4_hdmi->pixel_clock); in vc4_hdmi_bind()
3232 clk_prepare_enable(vc4_hdmi->hsm_clock); in vc4_hdmi_bind()
3233 clk_prepare_enable(vc4_hdmi->pixel_bvb_clock); in vc4_hdmi_bind()
3277 return component_add(&pdev->dev, &vc4_hdmi_ops); in vc4_hdmi_dev_probe()
3282 component_del(&pdev->dev, &vc4_hdmi_ops); in vc4_hdmi_dev_remove()
3288 .card_name = "vc4-hdmi",
3308 .card_name = "vc4-hdmi-0",
3337 .card_name = "vc4-hdmi-1",
3366 .card_name = "vc4-hdmi-0",
3393 .card_name = "vc4-hdmi-1",
3418 { .compatible = "brcm,bcm2835-hdmi", .data = &bcm2835_variant },
3419 { .compatible = "brcm,bcm2711-hdmi0", .data = &bcm2711_hdmi0_variant },
3420 { .compatible = "brcm,bcm2711-hdmi1", .data = &bcm2711_hdmi1_variant },
3421 { .compatible = "brcm,bcm2712-hdmi0", .data = &bcm2712_hdmi0_variant },
3422 { .compatible = "brcm,bcm2712-hdmi1", .data = &bcm2712_hdmi1_variant },