Lines Matching +full:bcm2835 +full:- +full:dma
1 // SPDX-License-Identifier: GPL-2.0-only
12 * The HDMI core has a state machine and a PHY. On BCM2835, most of
20 * register in the HDMI encoder takes SPDIF frames from the DMA engine
21 * and transfers them over an internal MAI (multi-channel audio
53 #include <sound/hdmi-codec.h>
117 struct drm_display_info *display = &vc4_hdmi->connector.display_info; in vc4_hdmi_supports_scrambling()
119 lockdep_assert_held(&vc4_hdmi->mutex); in vc4_hdmi_supports_scrambling()
121 if (!display->is_hdmi) in vc4_hdmi_supports_scrambling()
124 if (!display->hdmi.scdc.supported || in vc4_hdmi_supports_scrambling()
125 !display->hdmi.scdc.scrambling.supported) in vc4_hdmi_supports_scrambling()
142 struct drm_debugfs_entry *entry = m->private; in vc4_hdmi_debugfs_regs()
143 struct vc4_hdmi *vc4_hdmi = entry->file.data; in vc4_hdmi_debugfs_regs()
144 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_debugfs_regs()
149 return -ENODEV; in vc4_hdmi_debugfs_regs()
151 WARN_ON(pm_runtime_resume_and_get(&vc4_hdmi->pdev->dev)); in vc4_hdmi_debugfs_regs()
153 drm_print_regset32(&p, &vc4_hdmi->hdmi_regset); in vc4_hdmi_debugfs_regs()
154 drm_print_regset32(&p, &vc4_hdmi->hd_regset); in vc4_hdmi_debugfs_regs()
155 drm_print_regset32(&p, &vc4_hdmi->cec_regset); in vc4_hdmi_debugfs_regs()
156 drm_print_regset32(&p, &vc4_hdmi->csc_regset); in vc4_hdmi_debugfs_regs()
157 drm_print_regset32(&p, &vc4_hdmi->dvp_regset); in vc4_hdmi_debugfs_regs()
158 drm_print_regset32(&p, &vc4_hdmi->phy_regset); in vc4_hdmi_debugfs_regs()
159 drm_print_regset32(&p, &vc4_hdmi->ram_regset); in vc4_hdmi_debugfs_regs()
160 drm_print_regset32(&p, &vc4_hdmi->rm_regset); in vc4_hdmi_debugfs_regs()
162 pm_runtime_put(&vc4_hdmi->pdev->dev); in vc4_hdmi_debugfs_regs()
171 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_reset()
177 * connector->dev pointer might not be initialised yet. in vc4_hdmi_reset()
182 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_reset()
196 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_reset()
204 struct drm_device *drm = vc4_hdmi->connector.dev; in vc5_hdmi_reset()
210 * connector->dev pointer might not be initialised yet. in vc5_hdmi_reset()
215 reset_control_reset(vc4_hdmi->reset); in vc5_hdmi_reset()
217 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc5_hdmi_reset()
224 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc5_hdmi_reset()
233 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_cec_update_clk_div()
249 cec_rate = clk_get_rate(vc4_hdmi->cec_clock); in vc4_hdmi_cec_update_clk_div()
251 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_cec_update_clk_div()
264 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_cec_update_clk_div()
280 state = drm_atomic_state_alloc(crtc->dev); in reset_pipe()
282 return -ENOMEM; in reset_pipe()
284 state->acquire_ctx = ctx; in reset_pipe()
292 crtc_state->connectors_changed = true; in reset_pipe()
316 drm = connector->dev; in vc4_hdmi_reset_link()
317 ret = drm_modeset_lock(&drm->mode_config.connection_mutex, ctx); in vc4_hdmi_reset_link()
321 conn_state = connector->state; in vc4_hdmi_reset_link()
322 crtc = conn_state->crtc; in vc4_hdmi_reset_link()
326 ret = drm_modeset_lock(&crtc->mutex, ctx); in vc4_hdmi_reset_link()
330 crtc_state = crtc->state; in vc4_hdmi_reset_link()
331 if (!crtc_state->active) in vc4_hdmi_reset_link()
335 mutex_lock(&vc4_hdmi->mutex); in vc4_hdmi_reset_link()
338 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_reset_link()
342 scrambling_needed = vc4_hdmi_mode_needs_scrambling(&vc4_hdmi->saved_adjusted_mode, in vc4_hdmi_reset_link()
343 vc4_hdmi->output_bpc, in vc4_hdmi_reset_link()
344 vc4_hdmi->output_format); in vc4_hdmi_reset_link()
346 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_reset_link()
350 if (conn_state->commit && in vc4_hdmi_reset_link()
351 !try_wait_for_completion(&conn_state->commit->hw_done)) { in vc4_hdmi_reset_link()
352 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_reset_link()
356 ret = drm_scdc_readb(connector->ddc, SCDC_TMDS_CONFIG, &config); in vc4_hdmi_reset_link()
359 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_reset_link()
364 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_reset_link()
368 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_reset_link()
386 struct drm_connector *connector = &vc4_hdmi->connector; in vc4_hdmi_handle_hotplug()
390 * NOTE: This function should really be called with vc4_hdmi->mutex in vc4_hdmi_handle_hotplug()
404 cec_phys_addr_invalidate(vc4_hdmi->cec_adap); in vc4_hdmi_handle_hotplug()
410 cec_s_phys_addr(vc4_hdmi->cec_adap, in vc4_hdmi_handle_hotplug()
411 connector->display_info.source_physical_address, false); in vc4_hdmi_handle_hotplug()
418 if (ret == -EDEADLK) { in vc4_hdmi_handle_hotplug()
436 * NOTE: This function should really take vc4_hdmi->mutex, but in vc4_hdmi_connector_detect_ctx()
446 ret = pm_runtime_resume_and_get(&vc4_hdmi->pdev->dev); in vc4_hdmi_connector_detect_ctx()
448 drm_err_once(connector->dev, "Failed to retain HDMI power domain: %d\n", in vc4_hdmi_connector_detect_ctx()
453 if (vc4_hdmi->hpd_gpio) { in vc4_hdmi_connector_detect_ctx()
454 if (gpiod_get_value_cansleep(vc4_hdmi->hpd_gpio)) in vc4_hdmi_connector_detect_ctx()
457 if (vc4_hdmi->variant->hp_detect && in vc4_hdmi_connector_detect_ctx()
458 vc4_hdmi->variant->hp_detect(vc4_hdmi)) in vc4_hdmi_connector_detect_ctx()
463 pm_runtime_put(&vc4_hdmi->pdev->dev); in vc4_hdmi_connector_detect_ctx()
470 struct vc4_dev *vc4 = to_vc4_dev(connector->dev); in vc4_hdmi_connector_get_modes()
475 if (!vc4->hvs->vc5_hdmi_enable_hdmi_20) { in vc4_hdmi_connector_get_modes()
476 struct drm_device *drm = connector->dev; in vc4_hdmi_connector_get_modes()
479 list_for_each_entry(mode, &connector->probed_modes, head) { in vc4_hdmi_connector_get_modes()
497 struct drm_crtc *crtc = new_state->crtc; in vc4_hdmi_connector_atomic_check()
502 if (old_state->tv.margins.left != new_state->tv.margins.left || in vc4_hdmi_connector_atomic_check()
503 old_state->tv.margins.right != new_state->tv.margins.right || in vc4_hdmi_connector_atomic_check()
504 old_state->tv.margins.top != new_state->tv.margins.top || in vc4_hdmi_connector_atomic_check()
505 old_state->tv.margins.bottom != new_state->tv.margins.bottom) { in vc4_hdmi_connector_atomic_check()
528 if (old_state->colorspace != new_state->colorspace) { in vc4_hdmi_connector_atomic_check()
535 crtc_state->mode_changed = true; in vc4_hdmi_connector_atomic_check()
544 __drm_atomic_helper_connector_hdmi_reset(connector, connector->state); in vc4_hdmi_connector_reset()
569 struct drm_connector *connector = &vc4_hdmi->connector; in vc4_hdmi_connector_init()
570 struct drm_encoder *encoder = &vc4_hdmi->encoder.base; in vc4_hdmi_connector_init()
574 if (vc4_hdmi->variant->supports_hdr) in vc4_hdmi_connector_init()
582 vc4_hdmi->ddc, in vc4_hdmi_connector_init()
590 ret = drm_connector_hdmi_audio_init(connector, dev->dev, in vc4_hdmi_connector_init()
592 8, false, -1); in vc4_hdmi_connector_init()
602 if (connector->funcs->reset) in vc4_hdmi_connector_init()
603 connector->funcs->reset(connector); in vc4_hdmi_connector_init()
617 connector->polled = (DRM_CONNECTOR_POLL_CONNECT | in vc4_hdmi_connector_init()
620 connector->interlace_allowed = 1; in vc4_hdmi_connector_init()
621 connector->doublescan_allowed = 0; in vc4_hdmi_connector_init()
622 connector->stereo_allowed = 1; in vc4_hdmi_connector_init()
637 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_stop_packet()
638 u32 packet_id = type - 0x80; in vc4_hdmi_stop_packet()
644 return -ENODEV; in vc4_hdmi_stop_packet()
646 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_stop_packet()
649 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_stop_packet()
665 struct drm_device *drm = connector->dev; in vc4_hdmi_write_infoframe()
666 u32 packet_id = type - 0x80; in vc4_hdmi_write_infoframe()
668 &vc4_hdmi->variant->registers[HDMI_RAM_PACKET_START]; in vc4_hdmi_write_infoframe()
669 u32 packet_reg = ram_packet_start->offset + VC4_HDMI_PACKET_STRIDE * packet_id; in vc4_hdmi_write_infoframe()
670 u32 packet_reg_next = ram_packet_start->offset + in vc4_hdmi_write_infoframe()
673 ram_packet_start->reg); in vc4_hdmi_write_infoframe()
684 ret = -ENOMEM; in vc4_hdmi_write_infoframe()
700 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_write_infoframe()
727 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_write_infoframe()
744 struct drm_connector *connector = &vc4_hdmi->connector; in vc4_hdmi_enable_scrambling()
745 struct drm_device *drm = connector->dev; in vc4_hdmi_enable_scrambling()
746 const struct drm_display_mode *mode = &vc4_hdmi->saved_adjusted_mode; in vc4_hdmi_enable_scrambling()
750 lockdep_assert_held(&vc4_hdmi->mutex); in vc4_hdmi_enable_scrambling()
756 vc4_hdmi->output_bpc, in vc4_hdmi_enable_scrambling()
757 vc4_hdmi->output_format)) in vc4_hdmi_enable_scrambling()
766 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_enable_scrambling()
769 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_enable_scrambling()
773 vc4_hdmi->scdc_enabled = true; in vc4_hdmi_enable_scrambling()
775 queue_delayed_work(system_wq, &vc4_hdmi->scrambling_work, in vc4_hdmi_enable_scrambling()
782 struct drm_connector *connector = &vc4_hdmi->connector; in vc4_hdmi_disable_scrambling()
783 struct drm_device *drm = connector->dev; in vc4_hdmi_disable_scrambling()
787 lockdep_assert_held(&vc4_hdmi->mutex); in vc4_hdmi_disable_scrambling()
789 if (!vc4_hdmi->scdc_enabled) in vc4_hdmi_disable_scrambling()
792 vc4_hdmi->scdc_enabled = false; in vc4_hdmi_disable_scrambling()
794 if (delayed_work_pending(&vc4_hdmi->scrambling_work)) in vc4_hdmi_disable_scrambling()
795 cancel_delayed_work_sync(&vc4_hdmi->scrambling_work); in vc4_hdmi_disable_scrambling()
800 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_disable_scrambling()
803 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_disable_scrambling()
816 struct drm_connector *connector = &vc4_hdmi->connector; in vc4_hdmi_scrambling_wq()
824 queue_delayed_work(system_wq, &vc4_hdmi->scrambling_work, in vc4_hdmi_scrambling_wq()
832 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_encoder_post_crtc_disable()
837 mutex_lock(&vc4_hdmi->mutex); in vc4_hdmi_encoder_post_crtc_disable()
839 vc4_hdmi->packet_ram_enabled = false; in vc4_hdmi_encoder_post_crtc_disable()
844 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_encoder_post_crtc_disable()
850 if (vc4->gen >= VC4_GEN_6_C) in vc4_hdmi_encoder_post_crtc_disable()
854 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_encoder_post_crtc_disable()
862 if (vc4->gen < VC4_GEN_6_C) { in vc4_hdmi_encoder_post_crtc_disable()
863 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_encoder_post_crtc_disable()
867 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_encoder_post_crtc_disable()
875 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_encoder_post_crtc_disable()
882 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_encoder_post_crtc_powerdown()
887 mutex_lock(&vc4_hdmi->mutex); in vc4_hdmi_encoder_post_crtc_powerdown()
892 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_encoder_post_crtc_powerdown()
895 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_encoder_post_crtc_powerdown()
897 if (vc4_hdmi->variant->phy_disable) in vc4_hdmi_encoder_post_crtc_powerdown()
898 vc4_hdmi->variant->phy_disable(vc4_hdmi); in vc4_hdmi_encoder_post_crtc_powerdown()
900 clk_disable_unprepare(vc4_hdmi->pixel_bvb_clock); in vc4_hdmi_encoder_post_crtc_powerdown()
901 clk_disable_unprepare(vc4_hdmi->pixel_clock); in vc4_hdmi_encoder_post_crtc_powerdown()
903 ret = pm_runtime_put(&vc4_hdmi->pdev->dev); in vc4_hdmi_encoder_post_crtc_powerdown()
910 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_encoder_post_crtc_powerdown()
917 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_csc_setup()
925 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_csc_setup()
930 if (state->hdmi.is_limited_range) { in vc4_hdmi_csc_setup()
933 * Apply a colorspace conversion to squash 0-255 down in vc4_hdmi_csc_setup()
934 * to 16-235. The matrix here is: in vc4_hdmi_csc_setup()
957 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_csc_setup()
970 * Full range - unity
986 * colorspace conversion to squash 0-255 down to 16-235.
1010 * [ -0.168736 -0.331264 0.500000 128 ]
1011 * [ 0.500000 -0.418688 -0.081312 128 ]
1021 * [ -0.147644 -0.289856 0.437500 128 ]
1022 * [ 0.437500 -0.366352 -0.071148 128 ]
1041 * [ -0.114572 -0.385428 0.500000 128 ]
1042 * [ 0.500000 -0.454153 -0.045847 128 ]
1053 * [ -0.100268 -0.337232 0.437500 128 ]
1054 * [ 0.437500 -0.397386 -0.040114 128 ]
1073 * [ -0.139630 -0.360370 0.500000 128 ]
1074 * [ 0.500000 -0.459786 -0.040214 128 ]
1084 * [ -0.122176 -0.315324 0.437500 128 ]
1085 * [ 0.437500 -0.402312 -0.035188 128 ]
1096 lockdep_assert_held(&vc4_hdmi->hw_lock); in vc5_hdmi_set_csc_coeffs()
1109 lockdep_assert_held(&vc4_hdmi->hw_lock); in vc5_hdmi_set_csc_coeffs_swap()
1152 struct drm_device *drm = vc4_hdmi->connector.dev; in vc5_hdmi_csc_setup()
1153 unsigned int lim_range = state->hdmi.is_limited_range ? 1 : 0; in vc5_hdmi_csc_setup()
1166 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc5_hdmi_csc_setup()
1168 switch (state->hdmi.output_format) { in vc5_hdmi_csc_setup()
1170 csc = vc5_hdmi_find_yuv_csc_coeffs(vc4_hdmi, state->colorspace, !!lim_range); in vc5_hdmi_csc_setup()
1176 csc = vc5_hdmi_find_yuv_csc_coeffs(vc4_hdmi, state->colorspace, !!lim_range); in vc5_hdmi_csc_setup()
1207 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc5_hdmi_csc_setup()
1216 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_set_timings()
1217 bool hsync_pos = mode->flags & DRM_MODE_FLAG_PHSYNC; in vc4_hdmi_set_timings()
1218 bool vsync_pos = mode->flags & DRM_MODE_FLAG_PVSYNC; in vc4_hdmi_set_timings()
1219 bool interlaced = mode->flags & DRM_MODE_FLAG_INTERLACE; in vc4_hdmi_set_timings()
1220 u32 pixel_rep = (mode->flags & DRM_MODE_FLAG_DBLCLK) ? 2 : 1; in vc4_hdmi_set_timings()
1221 u32 verta = (VC4_SET_FIELD(mode->crtc_vsync_end - mode->crtc_vsync_start, in vc4_hdmi_set_timings()
1223 VC4_SET_FIELD(mode->crtc_vsync_start - mode->crtc_vdisplay, in vc4_hdmi_set_timings()
1225 VC4_SET_FIELD(mode->crtc_vdisplay, VC4_HDMI_VERTA_VAL)); in vc4_hdmi_set_timings()
1227 VC4_SET_FIELD(mode->crtc_vtotal - mode->crtc_vsync_end + in vc4_hdmi_set_timings()
1231 VC4_SET_FIELD(mode->crtc_vtotal - in vc4_hdmi_set_timings()
1232 mode->crtc_vsync_end, in vc4_hdmi_set_timings()
1241 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_set_timings()
1246 VC4_SET_FIELD(mode->hdisplay * pixel_rep, in vc4_hdmi_set_timings()
1250 VC4_SET_FIELD((mode->htotal - in vc4_hdmi_set_timings()
1251 mode->hsync_end) * pixel_rep, in vc4_hdmi_set_timings()
1253 VC4_SET_FIELD((mode->hsync_end - in vc4_hdmi_set_timings()
1254 mode->hsync_start) * pixel_rep, in vc4_hdmi_set_timings()
1256 VC4_SET_FIELD((mode->hsync_start - in vc4_hdmi_set_timings()
1257 mode->hdisplay) * pixel_rep, in vc4_hdmi_set_timings()
1268 reg |= VC4_SET_FIELD(pixel_rep - 1, VC4_HDMI_MISC_CONTROL_PIXEL_REP); in vc4_hdmi_set_timings()
1271 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_set_timings()
1280 struct drm_device *drm = vc4_hdmi->connector.dev; in vc5_hdmi_set_timings()
1281 bool hsync_pos = mode->flags & DRM_MODE_FLAG_PHSYNC; in vc5_hdmi_set_timings()
1282 bool vsync_pos = mode->flags & DRM_MODE_FLAG_PVSYNC; in vc5_hdmi_set_timings()
1283 bool interlaced = mode->flags & DRM_MODE_FLAG_INTERLACE; in vc5_hdmi_set_timings()
1284 u32 pixel_rep = (mode->flags & DRM_MODE_FLAG_DBLCLK) ? 2 : 1; in vc5_hdmi_set_timings()
1285 u32 verta = (VC4_SET_FIELD(mode->crtc_vsync_end - mode->crtc_vsync_start, in vc5_hdmi_set_timings()
1287 VC4_SET_FIELD(mode->crtc_vsync_start - mode->crtc_vdisplay, in vc5_hdmi_set_timings()
1289 VC4_SET_FIELD(mode->crtc_vdisplay, VC5_HDMI_VERTA_VAL)); in vc5_hdmi_set_timings()
1290 u32 vertb = (VC4_SET_FIELD(mode->htotal >> (2 - pixel_rep), in vc5_hdmi_set_timings()
1292 VC4_SET_FIELD(mode->crtc_vtotal - mode->crtc_vsync_end + in vc5_hdmi_set_timings()
1296 VC4_SET_FIELD(mode->crtc_vtotal - in vc5_hdmi_set_timings()
1297 mode->crtc_vsync_end, in vc5_hdmi_set_timings()
1307 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc5_hdmi_set_timings()
1312 VC4_SET_FIELD(mode->hdisplay * pixel_rep, in vc5_hdmi_set_timings()
1314 VC4_SET_FIELD((mode->hsync_start - in vc5_hdmi_set_timings()
1315 mode->hdisplay) * pixel_rep, in vc5_hdmi_set_timings()
1319 VC4_SET_FIELD((mode->htotal - in vc5_hdmi_set_timings()
1320 mode->hsync_end) * pixel_rep, in vc5_hdmi_set_timings()
1322 VC4_SET_FIELD((mode->hsync_end - in vc5_hdmi_set_timings()
1323 mode->hsync_start) * pixel_rep, in vc5_hdmi_set_timings()
1332 switch (state->hdmi.output_bpc) { in vc5_hdmi_set_timings()
1346 * YCC422 is always 36-bit and not considered deep colour so in vc5_hdmi_set_timings()
1349 if (state->hdmi.output_format == HDMI_COLORSPACE_YUV422) { in vc5_hdmi_set_timings()
1373 reg |= VC4_SET_FIELD(pixel_rep - 1, VC5_HDMI_MISC_CONTROL_PIXEL_REP); in vc5_hdmi_set_timings()
1378 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc5_hdmi_set_timings()
1385 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_recenter_fifo()
1394 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_recenter_fifo()
1404 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_recenter_fifo()
1408 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_recenter_fifo()
1415 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_recenter_fifo()
1429 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_encoder_pre_crtc_configure()
1430 struct drm_connector *connector = &vc4_hdmi->connector; in vc4_hdmi_encoder_pre_crtc_configure()
1433 const struct drm_display_mode *mode = &vc4_hdmi->saved_adjusted_mode; in vc4_hdmi_encoder_pre_crtc_configure()
1434 unsigned long long tmds_char_rate = conn_state->hdmi.tmds_char_rate; in vc4_hdmi_encoder_pre_crtc_configure()
1440 mutex_lock(&vc4_hdmi->mutex); in vc4_hdmi_encoder_pre_crtc_configure()
1445 ret = pm_runtime_resume_and_get(&vc4_hdmi->pdev->dev); in vc4_hdmi_encoder_pre_crtc_configure()
1455 * operation." This conflicts with bcm2835's vc4 documentation, which in vc4_hdmi_encoder_pre_crtc_configure()
1461 * both clocks. Which, for RPi0-3 implies a maximum pixel clock of in vc4_hdmi_encoder_pre_crtc_configure()
1470 ret = clk_set_min_rate(vc4_hdmi->hsm_clock, hsm_rate); in vc4_hdmi_encoder_pre_crtc_configure()
1476 ret = clk_set_rate(vc4_hdmi->pixel_clock, tmds_char_rate); in vc4_hdmi_encoder_pre_crtc_configure()
1482 ret = clk_prepare_enable(vc4_hdmi->pixel_clock); in vc4_hdmi_encoder_pre_crtc_configure()
1497 ret = clk_set_min_rate(vc4_hdmi->pixel_bvb_clock, bvb_rate); in vc4_hdmi_encoder_pre_crtc_configure()
1503 ret = clk_prepare_enable(vc4_hdmi->pixel_bvb_clock); in vc4_hdmi_encoder_pre_crtc_configure()
1509 if (vc4_hdmi->variant->phy_init) in vc4_hdmi_encoder_pre_crtc_configure()
1510 vc4_hdmi->variant->phy_init(vc4_hdmi, conn_state); in vc4_hdmi_encoder_pre_crtc_configure()
1512 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_encoder_pre_crtc_configure()
1519 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_encoder_pre_crtc_configure()
1521 if (vc4_hdmi->variant->set_timings) in vc4_hdmi_encoder_pre_crtc_configure()
1522 vc4_hdmi->variant->set_timings(vc4_hdmi, conn_state, mode); in vc4_hdmi_encoder_pre_crtc_configure()
1526 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_encoder_pre_crtc_configure()
1531 clk_disable_unprepare(vc4_hdmi->pixel_clock); in vc4_hdmi_encoder_pre_crtc_configure()
1533 pm_runtime_put(&vc4_hdmi->pdev->dev); in vc4_hdmi_encoder_pre_crtc_configure()
1537 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_encoder_pre_crtc_configure()
1545 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_encoder_pre_crtc_enable()
1546 struct drm_connector *connector = &vc4_hdmi->connector; in vc4_hdmi_encoder_pre_crtc_enable()
1547 const struct drm_display_mode *mode = &vc4_hdmi->saved_adjusted_mode; in vc4_hdmi_encoder_pre_crtc_enable()
1553 mutex_lock(&vc4_hdmi->mutex); in vc4_hdmi_encoder_pre_crtc_enable()
1558 if (vc4_hdmi->variant->csc_setup) in vc4_hdmi_encoder_pre_crtc_enable()
1559 vc4_hdmi->variant->csc_setup(vc4_hdmi, conn_state, mode); in vc4_hdmi_encoder_pre_crtc_enable()
1561 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_encoder_pre_crtc_enable()
1563 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_encoder_pre_crtc_enable()
1568 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_encoder_pre_crtc_enable()
1575 struct drm_connector *connector = &vc4_hdmi->connector; in vc4_hdmi_encoder_post_crtc_enable()
1576 struct drm_device *drm = connector->dev; in vc4_hdmi_encoder_post_crtc_enable()
1577 const struct drm_display_mode *mode = &vc4_hdmi->saved_adjusted_mode; in vc4_hdmi_encoder_post_crtc_enable()
1578 struct drm_display_info *display = &vc4_hdmi->connector.display_info; in vc4_hdmi_encoder_post_crtc_enable()
1579 bool hsync_pos = mode->flags & DRM_MODE_FLAG_PHSYNC; in vc4_hdmi_encoder_post_crtc_enable()
1580 bool vsync_pos = mode->flags & DRM_MODE_FLAG_PVSYNC; in vc4_hdmi_encoder_post_crtc_enable()
1585 mutex_lock(&vc4_hdmi->mutex); in vc4_hdmi_encoder_post_crtc_enable()
1590 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_encoder_post_crtc_enable()
1606 if (display->is_hdmi) { in vc4_hdmi_encoder_post_crtc_enable()
1611 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_encoder_post_crtc_enable()
1625 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_encoder_post_crtc_enable()
1633 if (display->is_hdmi) { in vc4_hdmi_encoder_post_crtc_enable()
1634 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_encoder_post_crtc_enable()
1642 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_encoder_post_crtc_enable()
1643 vc4_hdmi->packet_ram_enabled = true; in vc4_hdmi_encoder_post_crtc_enable()
1654 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_encoder_post_crtc_enable()
1663 mutex_lock(&vc4_hdmi->mutex); in vc4_hdmi_encoder_atomic_mode_set()
1664 drm_mode_copy(&vc4_hdmi->saved_adjusted_mode, in vc4_hdmi_encoder_atomic_mode_set()
1665 &crtc_state->adjusted_mode); in vc4_hdmi_encoder_atomic_mode_set()
1666 vc4_hdmi->output_bpc = conn_state->hdmi.output_bpc; in vc4_hdmi_encoder_atomic_mode_set()
1667 vc4_hdmi->output_format = conn_state->hdmi.output_format; in vc4_hdmi_encoder_atomic_mode_set()
1668 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_encoder_atomic_mode_set()
1677 struct vc4_dev *vc4 = to_vc4_dev(connector->dev); in vc4_hdmi_connector_clock_valid()
1679 if (clock > vc4_hdmi->variant->max_pixel_clock) in vc4_hdmi_connector_clock_valid()
1682 if (!vc4->hvs->vc5_hdmi_enable_hdmi_20 && clock > HDMI_14_MAX_TMDS_CLK) in vc4_hdmi_connector_clock_valid()
1686 if (!vc4->hvs->vc5_hdmi_enable_4096by2160 && in vc4_hdmi_connector_clock_valid()
1687 mode->hdisplay > 3840 && mode->vdisplay >= 2160 && in vc4_hdmi_connector_clock_valid()
1707 struct drm_display_mode *mode = &crtc_state->adjusted_mode; in vc4_hdmi_encoder_atomic_check()
1708 unsigned long long tmds_char_rate = mode->clock * 1000; in vc4_hdmi_encoder_atomic_check()
1711 if (vc4_hdmi->variant->unsupported_odd_h_timings) { in vc4_hdmi_encoder_atomic_check()
1712 if (mode->flags & DRM_MODE_FLAG_DBLCLK) { in vc4_hdmi_encoder_atomic_check()
1719 if ((mode->hsync_start - mode->hdisplay) & 1) in vc4_hdmi_encoder_atomic_check()
1720 mode->hsync_start--; in vc4_hdmi_encoder_atomic_check()
1721 if ((mode->hsync_end - mode->hsync_start) & 1) in vc4_hdmi_encoder_atomic_check()
1722 mode->hsync_end--; in vc4_hdmi_encoder_atomic_check()
1726 if ((mode->hdisplay % 2) || (mode->hsync_start % 2) || in vc4_hdmi_encoder_atomic_check()
1727 (mode->hsync_end % 2) || (mode->htotal % 2)) in vc4_hdmi_encoder_atomic_check()
1728 return -EINVAL; in vc4_hdmi_encoder_atomic_check()
1738 if (vc4_hdmi->disable_wifi_frequencies && in vc4_hdmi_encoder_atomic_check()
1741 mode->clock = 238560; in vc4_hdmi_encoder_atomic_check()
1742 tmds_char_rate = mode->clock * 1000; in vc4_hdmi_encoder_atomic_check()
1754 if (vc4_hdmi->variant->unsupported_odd_h_timings && in vc4_hdmi_encoder_mode_valid()
1755 !(mode->flags & DRM_MODE_FLAG_DBLCLK) && in vc4_hdmi_encoder_mode_valid()
1756 ((mode->hdisplay % 2) || (mode->hsync_start % 2) || in vc4_hdmi_encoder_mode_valid()
1757 (mode->hsync_end % 2) || (mode->htotal % 2))) in vc4_hdmi_encoder_mode_valid()
1771 struct drm_device *drm = encoder->dev; in vc4_hdmi_late_register()
1773 const struct vc4_hdmi_variant *variant = vc4_hdmi->variant; in vc4_hdmi_late_register()
1775 drm_debugfs_add_file(drm, variant->debugfs_name, in vc4_hdmi_late_register()
1811 struct drm_device *drm = vc4_hdmi->connector.dev; in vc5_hdmi_hp_detect()
1819 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc5_hdmi_hp_detect()
1821 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc5_hdmi_hp_detect()
1832 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_audio_set_mai_clock()
1841 hsm_clock = clk_get_rate(vc4_hdmi->audio_clock); in vc4_hdmi_audio_set_mai_clock()
1849 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_audio_set_mai_clock()
1852 VC4_SET_FIELD(m - 1, VC4_HD_MAI_SMP_M)); in vc4_hdmi_audio_set_mai_clock()
1853 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_audio_set_mai_clock()
1860 const struct drm_display_mode *mode = &vc4_hdmi->saved_adjusted_mode; in vc4_hdmi_set_n_cts()
1864 lockdep_assert_held(&vc4_hdmi->mutex); in vc4_hdmi_set_n_cts()
1865 lockdep_assert_held(&vc4_hdmi->hw_lock); in vc4_hdmi_set_n_cts()
1868 tmp = (u64)(mode->clock * 1000) * n; in vc4_hdmi_set_n_cts()
1894 struct drm_display_info *display = &vc4_hdmi->connector.display_info; in vc4_hdmi_audio_can_stream()
1896 lockdep_assert_held(&vc4_hdmi->mutex); in vc4_hdmi_audio_can_stream()
1902 if (!display->is_hdmi) in vc4_hdmi_audio_can_stream()
1911 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_audio_startup()
1916 mutex_lock(&vc4_hdmi->mutex); in vc4_hdmi_audio_startup()
1919 ret = -ENODEV; in vc4_hdmi_audio_startup()
1924 ret = -ENOTSUPP; in vc4_hdmi_audio_startup()
1928 vc4_hdmi->audio.streaming = true; in vc4_hdmi_audio_startup()
1930 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_audio_startup()
1937 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_audio_startup()
1939 if (vc4_hdmi->variant->phy_rng_enable) in vc4_hdmi_audio_startup()
1940 vc4_hdmi->variant->phy_rng_enable(vc4_hdmi); in vc4_hdmi_audio_startup()
1945 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_audio_startup()
1952 struct device *dev = &vc4_hdmi->pdev->dev; in vc4_hdmi_audio_reset()
1956 lockdep_assert_held(&vc4_hdmi->mutex); in vc4_hdmi_audio_reset()
1958 vc4_hdmi->audio.streaming = false; in vc4_hdmi_audio_reset()
1963 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_audio_reset()
1969 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_audio_reset()
1975 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_audio_shutdown()
1979 mutex_lock(&vc4_hdmi->mutex); in vc4_hdmi_audio_shutdown()
1984 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_audio_shutdown()
1991 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_audio_shutdown()
1993 if (vc4_hdmi->variant->phy_rng_disable) in vc4_hdmi_audio_shutdown()
1994 vc4_hdmi->variant->phy_rng_disable(vc4_hdmi); in vc4_hdmi_audio_shutdown()
1996 vc4_hdmi->audio.streaming = false; in vc4_hdmi_audio_shutdown()
2002 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_audio_shutdown()
2049 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_audio_prepare()
2051 unsigned int sample_rate = params->sample_rate; in vc4_hdmi_audio_prepare()
2052 unsigned int channels = params->channels; in vc4_hdmi_audio_prepare()
2061 dev_dbg(&vc4_hdmi->pdev->dev, "%s: %u Hz, %d bit, %d channels\n", __func__, in vc4_hdmi_audio_prepare()
2062 sample_rate, params->sample_width, channels); in vc4_hdmi_audio_prepare()
2064 mutex_lock(&vc4_hdmi->mutex); in vc4_hdmi_audio_prepare()
2067 ret = -ENODEV; in vc4_hdmi_audio_prepare()
2072 ret = -EINVAL; in vc4_hdmi_audio_prepare()
2078 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_audio_prepare()
2086 if (params->iec.status[0] & IEC958_AES0_NONAUDIO && in vc4_hdmi_audio_prepare()
2087 params->channels == 8) in vc4_hdmi_audio_prepare()
2097 /* The B frame identifier should match the value used by alsa-lib (8) */ in vc4_hdmi_audio_prepare()
2103 channel_mask = GENMASK(channels - 1, 0); in vc4_hdmi_audio_prepare()
2108 switch (vc4->gen) { in vc4_hdmi_audio_prepare()
2132 drm_err(drm, "Unknown VC4 generation: %d", vc4->gen); in vc4_hdmi_audio_prepare()
2141 channel_map = vc4_hdmi->variant->channel_map(vc4_hdmi, channel_mask); in vc4_hdmi_audio_prepare()
2147 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_audio_prepare()
2150 ¶ms->cea); in vc4_hdmi_audio_prepare()
2157 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_audio_prepare()
2163 .name = "vc4-hdmi-cpu-dai-component",
2171 snd_soc_dai_init_dma_data(dai, &vc4_hdmi->audio.dma_data, NULL); in vc4_hdmi_audio_cpu_dai_probe()
2181 .name = "vc4-hdmi-cpu-dai",
2196 .chan_names[SNDRV_PCM_STREAM_PLAYBACK] = "audio-rx",
2209 &vc4_hdmi->variant->registers[HDMI_MAI_DATA]; in vc4_hdmi_audio_init()
2210 struct snd_soc_dai_link *dai_link = &vc4_hdmi->audio.link; in vc4_hdmi_audio_init()
2211 struct snd_soc_card *card = &vc4_hdmi->audio.card; in vc4_hdmi_audio_init()
2212 struct device *dev = &vc4_hdmi->pdev->dev; in vc4_hdmi_audio_init()
2237 if (!of_find_property(dev->of_node, "dmas", &len) || !len) { in vc4_hdmi_audio_init()
2243 if (mai_data->reg != VC4_HD) { in vc4_hdmi_audio_init()
2245 return -EINVAL; in vc4_hdmi_audio_init()
2252 * for DMA transfers. in vc4_hdmi_audio_init()
2255 index = of_property_match_string(dev->of_node, "reg-names", "hd"); in vc4_hdmi_audio_init()
2260 addr = of_get_address(dev->of_node, index, NULL, NULL); in vc4_hdmi_audio_init()
2262 return -EINVAL; in vc4_hdmi_audio_init()
2264 vc4_hdmi->audio.dma_data.addr = be32_to_cpup(addr) + mai_data->offset; in vc4_hdmi_audio_init()
2265 vc4_hdmi->audio.dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; in vc4_hdmi_audio_init()
2266 vc4_hdmi->audio.dma_data.maxburst = 2; in vc4_hdmi_audio_init()
2269 * NOTE: Strictly speaking, we should probably use a DRM-managed in vc4_hdmi_audio_init()
2274 * when registering, even when using non-device-managed in vc4_hdmi_audio_init()
2277 * If we call snd_soc_unregister_component() in a DRM-managed in vc4_hdmi_audio_init()
2278 * action, the device-managed actions have already been executed in vc4_hdmi_audio_init()
2281 * Using device-managed hooks here probably leaves us open to a in vc4_hdmi_audio_init()
2288 * Then, the vc4_hdmi structure is DRM-managed and thus only in vc4_hdmi_audio_init()
2305 dai_link->cpus = &vc4_hdmi->audio.cpu; in vc4_hdmi_audio_init()
2306 dai_link->codecs = &vc4_hdmi->audio.codec; in vc4_hdmi_audio_init()
2307 dai_link->platforms = &vc4_hdmi->audio.platform; in vc4_hdmi_audio_init()
2309 dai_link->num_cpus = 1; in vc4_hdmi_audio_init()
2310 dai_link->num_codecs = 1; in vc4_hdmi_audio_init()
2311 dai_link->num_platforms = 1; in vc4_hdmi_audio_init()
2313 dai_link->name = "MAI"; in vc4_hdmi_audio_init()
2314 dai_link->stream_name = "MAI PCM"; in vc4_hdmi_audio_init()
2315 dai_link->codecs->dai_name = "i2s-hifi"; in vc4_hdmi_audio_init()
2316 dai_link->cpus->dai_name = dev_name(dev); in vc4_hdmi_audio_init()
2317 dai_link->codecs->name = dev_name(&vc4_hdmi->connector.hdmi_audio.codec_pdev->dev); in vc4_hdmi_audio_init()
2318 dai_link->platforms->name = dev_name(dev); in vc4_hdmi_audio_init()
2320 card->dai_link = dai_link; in vc4_hdmi_audio_init()
2321 card->num_links = 1; in vc4_hdmi_audio_init()
2322 card->name = vc4_hdmi->variant->card_name; in vc4_hdmi_audio_init()
2323 card->driver_name = "vc4-hdmi"; in vc4_hdmi_audio_init()
2324 card->dev = dev; in vc4_hdmi_audio_init()
2325 card->owner = THIS_MODULE; in vc4_hdmi_audio_init()
2329 * stores a pointer to the snd card object in dev->driver_data. This in vc4_hdmi_audio_init()
2330 * means we cannot use it for something else. The hdmi back-pointer is in vc4_hdmi_audio_init()
2331 * now stored in card->drvdata and should be retrieved with in vc4_hdmi_audio_init()
2346 struct drm_connector *connector = &vc4_hdmi->connector; in vc4_hdmi_hpd_irq_thread()
2347 struct drm_device *dev = connector->dev; in vc4_hdmi_hpd_irq_thread()
2349 if (dev && dev->registered) in vc4_hdmi_hpd_irq_thread()
2357 struct drm_connector *connector = &vc4_hdmi->connector; in vc4_hdmi_hotplug_init()
2358 struct platform_device *pdev = vc4_hdmi->pdev; in vc4_hdmi_hotplug_init()
2361 if (vc4_hdmi->variant->external_irq_controller) { in vc4_hdmi_hotplug_init()
2362 unsigned int hpd_con = platform_get_irq_byname(pdev, "hpd-connected"); in vc4_hdmi_hotplug_init()
2363 unsigned int hpd_rm = platform_get_irq_byname(pdev, "hpd-removed"); in vc4_hdmi_hotplug_init()
2365 ret = devm_request_threaded_irq(&pdev->dev, hpd_con, in vc4_hdmi_hotplug_init()
2372 ret = devm_request_threaded_irq(&pdev->dev, hpd_rm, in vc4_hdmi_hotplug_init()
2379 connector->polled = DRM_CONNECTOR_POLL_HPD; in vc4_hdmi_hotplug_init()
2390 if (vc4_hdmi->cec_rx_msg.len) in vc4_cec_irq_handler_rx_thread()
2391 cec_received_msg(vc4_hdmi->cec_adap, in vc4_cec_irq_handler_rx_thread()
2392 &vc4_hdmi->cec_rx_msg); in vc4_cec_irq_handler_rx_thread()
2401 if (vc4_hdmi->cec_tx_ok) { in vc4_cec_irq_handler_tx_thread()
2402 cec_transmit_done(vc4_hdmi->cec_adap, CEC_TX_STATUS_OK, in vc4_cec_irq_handler_tx_thread()
2409 cec_transmit_done(vc4_hdmi->cec_adap, CEC_TX_STATUS_NACK, in vc4_cec_irq_handler_tx_thread()
2420 if (vc4_hdmi->cec_irq_was_rx) in vc4_cec_irq_handler_thread()
2430 struct drm_device *dev = vc4_hdmi->connector.dev; in vc4_cec_read_msg()
2431 struct cec_msg *msg = &vc4_hdmi->cec_rx_msg; in vc4_cec_read_msg()
2434 lockdep_assert_held(&vc4_hdmi->hw_lock); in vc4_cec_read_msg()
2436 msg->len = 1 + ((cntrl1 & VC4_HDMI_CEC_REC_WRD_CNT_MASK) >> in vc4_cec_read_msg()
2439 if (msg->len > 16) { in vc4_cec_read_msg()
2440 drm_err(dev, "Attempting to read too much data (%d)\n", msg->len); in vc4_cec_read_msg()
2444 for (i = 0; i < msg->len; i += 4) { in vc4_cec_read_msg()
2447 msg->msg[i] = val & 0xff; in vc4_cec_read_msg()
2448 msg->msg[i + 1] = (val >> 8) & 0xff; in vc4_cec_read_msg()
2449 msg->msg[i + 2] = (val >> 16) & 0xff; in vc4_cec_read_msg()
2450 msg->msg[i + 3] = (val >> 24) & 0xff; in vc4_cec_read_msg()
2469 lockdep_assert_held(&vc4_hdmi->hw_lock); in vc4_cec_irq_handler_tx_bare_locked()
2472 vc4_hdmi->cec_tx_ok = cntrl1 & VC4_HDMI_CEC_TX_STATUS_GOOD; in vc4_cec_irq_handler_tx_bare_locked()
2484 spin_lock(&vc4_hdmi->hw_lock); in vc4_cec_irq_handler_tx_bare()
2486 spin_unlock(&vc4_hdmi->hw_lock); in vc4_cec_irq_handler_tx_bare()
2495 lockdep_assert_held(&vc4_hdmi->hw_lock); in vc4_cec_irq_handler_rx_bare_locked()
2508 vc4_hdmi->cec_rx_msg.len = 0; in vc4_cec_irq_handler_rx_bare_locked()
2525 spin_lock(&vc4_hdmi->hw_lock); in vc4_cec_irq_handler_rx_bare()
2527 spin_unlock(&vc4_hdmi->hw_lock); in vc4_cec_irq_handler_rx_bare()
2553 spin_lock(&vc4_hdmi->hw_lock); in vc4_cec_irq_handler()
2555 vc4_hdmi->cec_irq_was_rx = cntrl5 & VC4_HDMI_CEC_RX_CEC_INT; in vc4_cec_irq_handler()
2556 if (vc4_hdmi->cec_irq_was_rx) in vc4_cec_irq_handler()
2562 spin_unlock(&vc4_hdmi->hw_lock); in vc4_cec_irq_handler()
2570 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_cec_enable()
2586 ret = pm_runtime_resume_and_get(&vc4_hdmi->pdev->dev); in vc4_hdmi_cec_enable()
2592 mutex_lock(&vc4_hdmi->mutex); in vc4_hdmi_cec_enable()
2594 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_cec_enable()
2623 if (!vc4_hdmi->variant->external_irq_controller) in vc4_hdmi_cec_enable()
2626 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_cec_enable()
2628 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_cec_enable()
2637 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_cec_disable()
2649 mutex_lock(&vc4_hdmi->mutex); in vc4_hdmi_cec_disable()
2651 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_cec_disable()
2653 if (!vc4_hdmi->variant->external_irq_controller) in vc4_hdmi_cec_disable()
2659 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_cec_disable()
2661 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_cec_disable()
2663 pm_runtime_put(&vc4_hdmi->pdev->dev); in vc4_hdmi_cec_disable()
2681 struct drm_device *drm = vc4_hdmi->connector.dev; in vc4_hdmi_cec_adap_log_addr()
2693 mutex_lock(&vc4_hdmi->mutex); in vc4_hdmi_cec_adap_log_addr()
2694 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_cec_adap_log_addr()
2698 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_cec_adap_log_addr()
2699 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_cec_adap_log_addr()
2710 struct drm_device *dev = vc4_hdmi->connector.dev; in vc4_hdmi_cec_adap_transmit()
2717 return -ENODEV; in vc4_hdmi_cec_adap_transmit()
2719 if (msg->len > 16) { in vc4_hdmi_cec_adap_transmit()
2720 drm_err(dev, "Attempting to transmit too much data (%d)\n", msg->len); in vc4_hdmi_cec_adap_transmit()
2722 return -ENOMEM; in vc4_hdmi_cec_adap_transmit()
2725 mutex_lock(&vc4_hdmi->mutex); in vc4_hdmi_cec_adap_transmit()
2727 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_cec_adap_transmit()
2729 for (i = 0; i < msg->len; i += 4) in vc4_hdmi_cec_adap_transmit()
2731 (msg->msg[i]) | in vc4_hdmi_cec_adap_transmit()
2732 (msg->msg[i + 1] << 8) | in vc4_hdmi_cec_adap_transmit()
2733 (msg->msg[i + 2] << 16) | in vc4_hdmi_cec_adap_transmit()
2734 (msg->msg[i + 3] << 24)); in vc4_hdmi_cec_adap_transmit()
2740 val |= (msg->len - 1) << VC4_HDMI_CEC_MESSAGE_LENGTH_SHIFT; in vc4_hdmi_cec_adap_transmit()
2745 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_cec_adap_transmit()
2746 mutex_unlock(&vc4_hdmi->mutex); in vc4_hdmi_cec_adap_transmit()
2762 cec_unregister_adapter(vc4_hdmi->cec_adap); in vc4_hdmi_cec_release()
2763 vc4_hdmi->cec_adap = NULL; in vc4_hdmi_cec_release()
2769 struct platform_device *pdev = vc4_hdmi->pdev; in vc4_hdmi_cec_init()
2770 struct device *dev = &pdev->dev; in vc4_hdmi_cec_init()
2773 if (!of_property_present(dev->of_node, "interrupts")) { in vc4_hdmi_cec_init()
2778 vc4_hdmi->cec_adap = cec_allocate_adapter(&vc4_hdmi_cec_adap_ops, in vc4_hdmi_cec_init()
2780 vc4_hdmi->variant->card_name, in vc4_hdmi_cec_init()
2783 ret = PTR_ERR_OR_ZERO(vc4_hdmi->cec_adap); in vc4_hdmi_cec_init()
2787 cec_fill_conn_info_from_drm(&conn_info, &vc4_hdmi->connector); in vc4_hdmi_cec_init()
2788 cec_s_conn_info(vc4_hdmi->cec_adap, &conn_info); in vc4_hdmi_cec_init()
2790 if (vc4_hdmi->variant->external_irq_controller) { in vc4_hdmi_cec_init()
2791 ret = devm_request_threaded_irq(dev, platform_get_irq_byname(pdev, "cec-rx"), in vc4_hdmi_cec_init()
2798 ret = devm_request_threaded_irq(dev, platform_get_irq_byname(pdev, "cec-tx"), in vc4_hdmi_cec_init()
2813 ret = cec_register_adapter(vc4_hdmi->cec_adap, &pdev->dev); in vc4_hdmi_cec_init()
2818 * NOTE: Strictly speaking, we should probably use a DRM-managed in vc4_hdmi_cec_init()
2826 * By the time the device-managed hook is executed, we will give in vc4_hdmi_cec_init()
2836 * moment, we could end up with a use-after-free. Fortunately, in vc4_hdmi_cec_init()
2847 cec_delete_adapter(vc4_hdmi->cec_adap); in vc4_hdmi_cec_init()
2870 const struct vc4_hdmi_variant *variant = vc4_hdmi->variant; in vc4_hdmi_build_regset()
2876 regs = kcalloc(variant->num_registers, sizeof(*regs), in vc4_hdmi_build_regset()
2879 return -ENOMEM; in vc4_hdmi_build_regset()
2881 for (i = 0; i < variant->num_registers; i++) { in vc4_hdmi_build_regset()
2882 const struct vc4_hdmi_register *field = &variant->registers[i]; in vc4_hdmi_build_regset()
2884 if (field->reg != reg) in vc4_hdmi_build_regset()
2887 regs[count].name = field->name; in vc4_hdmi_build_regset()
2888 regs[count].offset = field->offset; in vc4_hdmi_build_regset()
2894 return -ENOMEM; in vc4_hdmi_build_regset()
2896 regset->base = __vc4_hdmi_get_field_base(vc4_hdmi, reg); in vc4_hdmi_build_regset()
2897 regset->regs = new_regs; in vc4_hdmi_build_regset()
2898 regset->nregs = count; in vc4_hdmi_build_regset()
2910 struct platform_device *pdev = vc4_hdmi->pdev; in vc4_hdmi_init_resources()
2911 struct device *dev = &pdev->dev; in vc4_hdmi_init_resources()
2914 vc4_hdmi->hdmicore_regs = vc4_ioremap_regs(pdev, 0); in vc4_hdmi_init_resources()
2915 if (IS_ERR(vc4_hdmi->hdmicore_regs)) in vc4_hdmi_init_resources()
2916 return PTR_ERR(vc4_hdmi->hdmicore_regs); in vc4_hdmi_init_resources()
2918 vc4_hdmi->hd_regs = vc4_ioremap_regs(pdev, 1); in vc4_hdmi_init_resources()
2919 if (IS_ERR(vc4_hdmi->hd_regs)) in vc4_hdmi_init_resources()
2920 return PTR_ERR(vc4_hdmi->hd_regs); in vc4_hdmi_init_resources()
2922 ret = vc4_hdmi_build_regset(drm, vc4_hdmi, &vc4_hdmi->hd_regset, VC4_HD); in vc4_hdmi_init_resources()
2926 ret = vc4_hdmi_build_regset(drm, vc4_hdmi, &vc4_hdmi->hdmi_regset, VC4_HDMI); in vc4_hdmi_init_resources()
2930 vc4_hdmi->pixel_clock = devm_clk_get(dev, "pixel"); in vc4_hdmi_init_resources()
2931 if (IS_ERR(vc4_hdmi->pixel_clock)) { in vc4_hdmi_init_resources()
2932 ret = PTR_ERR(vc4_hdmi->pixel_clock); in vc4_hdmi_init_resources()
2933 if (ret != -EPROBE_DEFER) in vc4_hdmi_init_resources()
2938 vc4_hdmi->hsm_clock = devm_clk_get(dev, "hdmi"); in vc4_hdmi_init_resources()
2939 if (IS_ERR(vc4_hdmi->hsm_clock)) { in vc4_hdmi_init_resources()
2941 return PTR_ERR(vc4_hdmi->hsm_clock); in vc4_hdmi_init_resources()
2943 vc4_hdmi->audio_clock = vc4_hdmi->hsm_clock; in vc4_hdmi_init_resources()
2944 vc4_hdmi->cec_clock = vc4_hdmi->hsm_clock; in vc4_hdmi_init_resources()
2952 struct platform_device *pdev = vc4_hdmi->pdev; in vc5_hdmi_init_resources()
2953 struct device *dev = &pdev->dev; in vc5_hdmi_init_resources()
2959 return -ENODEV; in vc5_hdmi_init_resources()
2961 vc4_hdmi->hdmicore_regs = devm_ioremap(dev, res->start, in vc5_hdmi_init_resources()
2963 if (!vc4_hdmi->hdmicore_regs) in vc5_hdmi_init_resources()
2964 return -ENOMEM; in vc5_hdmi_init_resources()
2968 return -ENODEV; in vc5_hdmi_init_resources()
2970 vc4_hdmi->hd_regs = devm_ioremap(dev, res->start, resource_size(res)); in vc5_hdmi_init_resources()
2971 if (!vc4_hdmi->hd_regs) in vc5_hdmi_init_resources()
2972 return -ENOMEM; in vc5_hdmi_init_resources()
2976 return -ENODEV; in vc5_hdmi_init_resources()
2978 vc4_hdmi->cec_regs = devm_ioremap(dev, res->start, resource_size(res)); in vc5_hdmi_init_resources()
2979 if (!vc4_hdmi->cec_regs) in vc5_hdmi_init_resources()
2980 return -ENOMEM; in vc5_hdmi_init_resources()
2984 return -ENODEV; in vc5_hdmi_init_resources()
2986 vc4_hdmi->csc_regs = devm_ioremap(dev, res->start, resource_size(res)); in vc5_hdmi_init_resources()
2987 if (!vc4_hdmi->csc_regs) in vc5_hdmi_init_resources()
2988 return -ENOMEM; in vc5_hdmi_init_resources()
2992 return -ENODEV; in vc5_hdmi_init_resources()
2994 vc4_hdmi->dvp_regs = devm_ioremap(dev, res->start, resource_size(res)); in vc5_hdmi_init_resources()
2995 if (!vc4_hdmi->dvp_regs) in vc5_hdmi_init_resources()
2996 return -ENOMEM; in vc5_hdmi_init_resources()
3000 return -ENODEV; in vc5_hdmi_init_resources()
3002 vc4_hdmi->phy_regs = devm_ioremap(dev, res->start, resource_size(res)); in vc5_hdmi_init_resources()
3003 if (!vc4_hdmi->phy_regs) in vc5_hdmi_init_resources()
3004 return -ENOMEM; in vc5_hdmi_init_resources()
3008 return -ENODEV; in vc5_hdmi_init_resources()
3010 vc4_hdmi->ram_regs = devm_ioremap(dev, res->start, resource_size(res)); in vc5_hdmi_init_resources()
3011 if (!vc4_hdmi->ram_regs) in vc5_hdmi_init_resources()
3012 return -ENOMEM; in vc5_hdmi_init_resources()
3016 return -ENODEV; in vc5_hdmi_init_resources()
3018 vc4_hdmi->rm_regs = devm_ioremap(dev, res->start, resource_size(res)); in vc5_hdmi_init_resources()
3019 if (!vc4_hdmi->rm_regs) in vc5_hdmi_init_resources()
3020 return -ENOMEM; in vc5_hdmi_init_resources()
3022 vc4_hdmi->hsm_clock = devm_clk_get(dev, "hdmi"); in vc5_hdmi_init_resources()
3023 if (IS_ERR(vc4_hdmi->hsm_clock)) { in vc5_hdmi_init_resources()
3025 return PTR_ERR(vc4_hdmi->hsm_clock); in vc5_hdmi_init_resources()
3028 vc4_hdmi->pixel_bvb_clock = devm_clk_get(dev, "bvb"); in vc5_hdmi_init_resources()
3029 if (IS_ERR(vc4_hdmi->pixel_bvb_clock)) { in vc5_hdmi_init_resources()
3031 return PTR_ERR(vc4_hdmi->pixel_bvb_clock); in vc5_hdmi_init_resources()
3034 vc4_hdmi->audio_clock = devm_clk_get(dev, "audio"); in vc5_hdmi_init_resources()
3035 if (IS_ERR(vc4_hdmi->audio_clock)) { in vc5_hdmi_init_resources()
3037 return PTR_ERR(vc4_hdmi->audio_clock); in vc5_hdmi_init_resources()
3040 vc4_hdmi->cec_clock = devm_clk_get(dev, "cec"); in vc5_hdmi_init_resources()
3041 if (IS_ERR(vc4_hdmi->cec_clock)) { in vc5_hdmi_init_resources()
3043 return PTR_ERR(vc4_hdmi->cec_clock); in vc5_hdmi_init_resources()
3046 vc4_hdmi->reset = devm_reset_control_get(dev, NULL); in vc5_hdmi_init_resources()
3047 if (IS_ERR(vc4_hdmi->reset)) { in vc5_hdmi_init_resources()
3049 return PTR_ERR(vc4_hdmi->reset); in vc5_hdmi_init_resources()
3052 ret = vc4_hdmi_build_regset(drm, vc4_hdmi, &vc4_hdmi->hdmi_regset, VC4_HDMI); in vc5_hdmi_init_resources()
3056 ret = vc4_hdmi_build_regset(drm, vc4_hdmi, &vc4_hdmi->hd_regset, VC4_HD); in vc5_hdmi_init_resources()
3060 ret = vc4_hdmi_build_regset(drm, vc4_hdmi, &vc4_hdmi->cec_regset, VC5_CEC); in vc5_hdmi_init_resources()
3064 ret = vc4_hdmi_build_regset(drm, vc4_hdmi, &vc4_hdmi->csc_regset, VC5_CSC); in vc5_hdmi_init_resources()
3068 ret = vc4_hdmi_build_regset(drm, vc4_hdmi, &vc4_hdmi->dvp_regset, VC5_DVP); in vc5_hdmi_init_resources()
3072 ret = vc4_hdmi_build_regset(drm, vc4_hdmi, &vc4_hdmi->phy_regset, VC5_PHY); in vc5_hdmi_init_resources()
3076 ret = vc4_hdmi_build_regset(drm, vc4_hdmi, &vc4_hdmi->ram_regset, VC5_RAM); in vc5_hdmi_init_resources()
3080 ret = vc4_hdmi_build_regset(drm, vc4_hdmi, &vc4_hdmi->rm_regset, VC5_RM); in vc5_hdmi_init_resources()
3091 clk_disable_unprepare(vc4_hdmi->audio_clock); in vc4_hdmi_runtime_suspend()
3092 clk_disable_unprepare(vc4_hdmi->hsm_clock); in vc4_hdmi_runtime_suspend()
3105 ret = clk_prepare_enable(vc4_hdmi->hsm_clock); in vc4_hdmi_runtime_resume()
3118 rate = clk_get_rate(vc4_hdmi->hsm_clock); in vc4_hdmi_runtime_resume()
3120 ret = -EINVAL; in vc4_hdmi_runtime_resume()
3124 ret = clk_prepare_enable(vc4_hdmi->audio_clock); in vc4_hdmi_runtime_resume()
3128 if (vc4_hdmi->variant->reset) in vc4_hdmi_runtime_resume()
3129 vc4_hdmi->variant->reset(vc4_hdmi); in vc4_hdmi_runtime_resume()
3132 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_runtime_resume()
3137 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_runtime_resume()
3141 if (!vc4_hdmi->variant->external_irq_controller) { in vc4_hdmi_runtime_resume()
3142 spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_runtime_resume()
3144 spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); in vc4_hdmi_runtime_resume()
3151 clk_disable_unprepare(vc4_hdmi->hsm_clock); in vc4_hdmi_runtime_resume()
3159 put_device(&vc4_hdmi->ddc->dev); in vc4_hdmi_put_ddc_device()
3174 return -ENOMEM; in vc4_hdmi_bind()
3176 ret = drmm_mutex_init(drm, &vc4_hdmi->mutex); in vc4_hdmi_bind()
3180 spin_lock_init(&vc4_hdmi->hw_lock); in vc4_hdmi_bind()
3181 INIT_DELAYED_WORK(&vc4_hdmi->scrambling_work, vc4_hdmi_scrambling_wq); in vc4_hdmi_bind()
3184 encoder = &vc4_hdmi->encoder.base; in vc4_hdmi_bind()
3185 vc4_hdmi->encoder.type = variant->encoder_type; in vc4_hdmi_bind()
3186 vc4_hdmi->encoder.pre_crtc_configure = vc4_hdmi_encoder_pre_crtc_configure; in vc4_hdmi_bind()
3187 vc4_hdmi->encoder.pre_crtc_enable = vc4_hdmi_encoder_pre_crtc_enable; in vc4_hdmi_bind()
3188 vc4_hdmi->encoder.post_crtc_enable = vc4_hdmi_encoder_post_crtc_enable; in vc4_hdmi_bind()
3189 vc4_hdmi->encoder.post_crtc_disable = vc4_hdmi_encoder_post_crtc_disable; in vc4_hdmi_bind()
3190 vc4_hdmi->encoder.post_crtc_powerdown = vc4_hdmi_encoder_post_crtc_powerdown; in vc4_hdmi_bind()
3191 vc4_hdmi->pdev = pdev; in vc4_hdmi_bind()
3192 vc4_hdmi->variant = variant; in vc4_hdmi_bind()
3200 if (variant->max_pixel_clock > HDMI_14_MAX_TMDS_CLK) in vc4_hdmi_bind()
3201 vc4_hdmi->scdc_enabled = true; in vc4_hdmi_bind()
3203 ret = variant->init_resources(drm, vc4_hdmi); in vc4_hdmi_bind()
3207 ddc_node = of_parse_phandle(dev->of_node, "ddc", 0); in vc4_hdmi_bind()
3210 return -ENODEV; in vc4_hdmi_bind()
3213 vc4_hdmi->ddc = of_find_i2c_adapter_by_node(ddc_node); in vc4_hdmi_bind()
3215 if (!vc4_hdmi->ddc) { in vc4_hdmi_bind()
3217 return -EPROBE_DEFER; in vc4_hdmi_bind()
3227 vc4_hdmi->hpd_gpio = devm_gpiod_get_optional(dev, "hpd", GPIOD_IN); in vc4_hdmi_bind()
3228 if (IS_ERR(vc4_hdmi->hpd_gpio)) { in vc4_hdmi_bind()
3229 return PTR_ERR(vc4_hdmi->hpd_gpio); in vc4_hdmi_bind()
3232 vc4_hdmi->disable_wifi_frequencies = in vc4_hdmi_bind()
3233 of_property_read_bool(dev->of_node, "wifi-2.4ghz-coexistence"); in vc4_hdmi_bind()
3247 if ((of_device_is_compatible(dev->of_node, "brcm,bcm2711-hdmi0") || in vc4_hdmi_bind()
3248 of_device_is_compatible(dev->of_node, "brcm,bcm2711-hdmi1") || in vc4_hdmi_bind()
3249 of_device_is_compatible(dev->of_node, "brcm,bcm2712-hdmi0") || in vc4_hdmi_bind()
3250 of_device_is_compatible(dev->of_node, "brcm,bcm2712-hdmi1")) && in vc4_hdmi_bind()
3252 clk_prepare_enable(vc4_hdmi->pixel_clock); in vc4_hdmi_bind()
3253 clk_prepare_enable(vc4_hdmi->hsm_clock); in vc4_hdmi_bind()
3254 clk_prepare_enable(vc4_hdmi->pixel_bvb_clock); in vc4_hdmi_bind()
3298 return component_add(&pdev->dev, &vc4_hdmi_ops); in vc4_hdmi_dev_probe()
3303 component_del(&pdev->dev, &vc4_hdmi_ops); in vc4_hdmi_dev_remove()
3309 .card_name = "vc4-hdmi",
3329 .card_name = "vc4-hdmi-0",
3358 .card_name = "vc4-hdmi-1",
3387 .card_name = "vc4-hdmi-0",
3414 .card_name = "vc4-hdmi-1",
3439 { .compatible = "brcm,bcm2835-hdmi", .data = &bcm2835_variant },
3440 { .compatible = "brcm,bcm2711-hdmi0", .data = &bcm2711_hdmi0_variant },
3441 { .compatible = "brcm,bcm2711-hdmi1", .data = &bcm2711_hdmi1_variant },
3442 { .compatible = "brcm,bcm2712-hdmi0", .data = &bcm2712_hdmi0_variant },
3443 { .compatible = "brcm,bcm2712-hdmi1", .data = &bcm2712_hdmi1_variant },