The driver isn't consistent with the name given to the vc4_hdmi structure pointer in its functions. Make sure to use a consistent name.
Reviewed-by: Eric Anholt eric@anholt.net Tested-by: Chanwoo Choi cw00.choi@samsung.com Tested-by: Hoegeun Kwon hoegeun.kwon@samsung.com Tested-by: Stefan Wahren stefan.wahren@i2se.com Signed-off-by: Maxime Ripard maxime@cerno.tech --- drivers/gpu/drm/vc4/vc4_hdmi.c | 283 +++++++++++++++++----------------- 1 file changed, 142 insertions(+), 141 deletions(-)
diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c index 1f350b068fcd..6733e4bc235b 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.c +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c @@ -109,11 +109,11 @@ static const struct debugfs_reg32 hd_regs[] = { static int vc4_hdmi_debugfs_regs(struct seq_file *m, void *unused) { struct drm_info_node *node = (struct drm_info_node *)m->private; - struct vc4_hdmi *hdmi = node->info_ent->data; + struct vc4_hdmi *vc4_hdmi = node->info_ent->data; struct drm_printer p = drm_seq_file_printer(m);
- drm_print_regset32(&p, &hdmi->hdmi_regset); - drm_print_regset32(&p, &hdmi->hd_regset); + drm_print_regset32(&p, &vc4_hdmi->hdmi_regset); + drm_print_regset32(&p, &vc4_hdmi->hd_regset);
return 0; } @@ -291,8 +291,8 @@ static void vc4_hdmi_set_avi_infoframe(struct drm_encoder *encoder) { struct vc4_hdmi_encoder *vc4_encoder = to_vc4_hdmi_encoder(encoder); struct vc4_dev *vc4 = encoder->dev->dev_private; - struct vc4_hdmi *hdmi = vc4->hdmi; - struct drm_connector *connector = &hdmi->connector.base; + struct vc4_hdmi *vc4_hdmi = vc4->hdmi; + struct drm_connector *connector = &vc4_hdmi->connector.base; struct drm_connector_state *cstate = connector->state; struct drm_crtc *crtc = encoder->crtc; const struct drm_display_mode *mode = &crtc->state->adjusted_mode; @@ -337,7 +337,7 @@ static void vc4_hdmi_set_audio_infoframe(struct drm_encoder *encoder) { struct drm_device *drm = encoder->dev; struct vc4_dev *vc4 = drm->dev_private; - struct vc4_hdmi *hdmi = vc4->hdmi; + struct vc4_hdmi *vc4_hdmi = vc4->hdmi; union hdmi_infoframe frame; int ret;
@@ -346,7 +346,7 @@ static void vc4_hdmi_set_audio_infoframe(struct drm_encoder *encoder) frame.audio.coding_type = HDMI_AUDIO_CODING_TYPE_STREAM; frame.audio.sample_frequency = HDMI_AUDIO_SAMPLE_FREQUENCY_STREAM; frame.audio.sample_size = HDMI_AUDIO_SAMPLE_SIZE_STREAM; - frame.audio.channels = hdmi->audio.channels; + frame.audio.channels = vc4_hdmi->audio.channels;
vc4_hdmi_write_infoframe(encoder, &frame); } @@ -361,7 +361,7 @@ static void vc4_hdmi_encoder_disable(struct drm_encoder *encoder) { struct drm_device *dev = encoder->dev; struct vc4_dev *vc4 = to_vc4_dev(dev); - struct vc4_hdmi *hdmi = vc4->hdmi; + struct vc4_hdmi *vc4_hdmi = vc4->hdmi; int ret;
HDMI_WRITE(VC4_HDMI_RAM_PACKET_CONFIG, 0); @@ -370,9 +370,9 @@ static void vc4_hdmi_encoder_disable(struct drm_encoder *encoder) HD_WRITE(VC4_HD_VID_CTL, HD_READ(VC4_HD_VID_CTL) & ~VC4_HD_VID_CTL_ENABLE);
- clk_disable_unprepare(hdmi->pixel_clock); + clk_disable_unprepare(vc4_hdmi->pixel_clock);
- ret = pm_runtime_put(&hdmi->pdev->dev); + ret = pm_runtime_put(&vc4_hdmi->pdev->dev); if (ret < 0) DRM_ERROR("Failed to release power domain: %d\n", ret); } @@ -383,7 +383,7 @@ static void vc4_hdmi_encoder_enable(struct drm_encoder *encoder) struct vc4_hdmi_encoder *vc4_encoder = to_vc4_hdmi_encoder(encoder); struct drm_device *dev = encoder->dev; struct vc4_dev *vc4 = to_vc4_dev(dev); - struct vc4_hdmi *hdmi = vc4->hdmi; + struct vc4_hdmi *vc4_hdmi = vc4->hdmi; bool debug_dump_regs = false; bool hsync_pos = mode->flags & DRM_MODE_FLAG_PHSYNC; bool vsync_pos = mode->flags & DRM_MODE_FLAG_PVSYNC; @@ -405,13 +405,13 @@ static void vc4_hdmi_encoder_enable(struct drm_encoder *encoder) u32 csc_ctl; int ret;
- ret = pm_runtime_get_sync(&hdmi->pdev->dev); + ret = pm_runtime_get_sync(&vc4_hdmi->pdev->dev); if (ret < 0) { DRM_ERROR("Failed to retain power domain: %d\n", ret); return; }
- ret = clk_set_rate(hdmi->pixel_clock, + ret = clk_set_rate(vc4_hdmi->pixel_clock, mode->clock * 1000 * ((mode->flags & DRM_MODE_FLAG_DBLCLK) ? 2 : 1)); if (ret) { @@ -419,7 +419,7 @@ static void vc4_hdmi_encoder_enable(struct drm_encoder *encoder) return; }
- ret = clk_prepare_enable(hdmi->pixel_clock); + ret = clk_prepare_enable(vc4_hdmi->pixel_clock); if (ret) { DRM_ERROR("Failed to turn on pixel clock: %d\n", ret); return; @@ -439,11 +439,11 @@ static void vc4_hdmi_encoder_enable(struct drm_encoder *encoder) HDMI_WRITE(VC4_HDMI_TX_PHY_RESET_CTL, 0);
if (debug_dump_regs) { - struct drm_printer p = drm_info_printer(&hdmi->pdev->dev); + struct drm_printer p = drm_info_printer(&vc4_hdmi->pdev->dev);
- dev_info(&hdmi->pdev->dev, "HDMI regs before:\n"); - drm_print_regset32(&p, &hdmi->hdmi_regset); - drm_print_regset32(&p, &hdmi->hd_regset); + dev_info(&vc4_hdmi->pdev->dev, "HDMI regs before:\n"); + drm_print_regset32(&p, &vc4_hdmi->hdmi_regset); + drm_print_regset32(&p, &vc4_hdmi->hd_regset); }
HD_WRITE(VC4_HD_VID_CTL, 0); @@ -518,11 +518,11 @@ static void vc4_hdmi_encoder_enable(struct drm_encoder *encoder) HDMI_WRITE(VC4_HDMI_FIFO_CTL, VC4_HDMI_FIFO_CTL_MASTER_SLAVE_N);
if (debug_dump_regs) { - struct drm_printer p = drm_info_printer(&hdmi->pdev->dev); + struct drm_printer p = drm_info_printer(&vc4_hdmi->pdev->dev);
- dev_info(&hdmi->pdev->dev, "HDMI regs after:\n"); - drm_print_regset32(&p, &hdmi->hdmi_regset); - drm_print_regset32(&p, &hdmi->hd_regset); + dev_info(&vc4_hdmi->pdev->dev, "HDMI regs after:\n"); + drm_print_regset32(&p, &vc4_hdmi->hdmi_regset); + drm_print_regset32(&p, &vc4_hdmi->hd_regset); }
HD_WRITE(VC4_HD_VID_CTL, @@ -621,15 +621,15 @@ static const struct drm_encoder_helper_funcs vc4_hdmi_encoder_helper_funcs = { };
/* HDMI audio codec callbacks */ -static void vc4_hdmi_audio_set_mai_clock(struct vc4_hdmi *hdmi) +static void vc4_hdmi_audio_set_mai_clock(struct vc4_hdmi *vc4_hdmi) { - struct drm_encoder *encoder = &hdmi->encoder.base.base; + struct drm_encoder *encoder = &vc4_hdmi->encoder.base.base; struct drm_device *drm = encoder->dev; struct vc4_dev *vc4 = to_vc4_dev(drm); - u32 hsm_clock = clk_get_rate(hdmi->hsm_clock); + u32 hsm_clock = clk_get_rate(vc4_hdmi->hsm_clock); unsigned long n, m;
- rational_best_approximation(hsm_clock, hdmi->audio.samplerate, + rational_best_approximation(hsm_clock, vc4_hdmi->audio.samplerate, VC4_HD_MAI_SMP_N_MASK >> VC4_HD_MAI_SMP_N_SHIFT, (VC4_HD_MAI_SMP_M_MASK >> @@ -641,14 +641,14 @@ static void vc4_hdmi_audio_set_mai_clock(struct vc4_hdmi *hdmi) VC4_SET_FIELD(m - 1, VC4_HD_MAI_SMP_M)); }
-static void vc4_hdmi_set_n_cts(struct vc4_hdmi *hdmi) +static void vc4_hdmi_set_n_cts(struct vc4_hdmi *vc4_hdmi) { - struct drm_encoder *encoder = &hdmi->encoder.base.base; + struct drm_encoder *encoder = &vc4_hdmi->encoder.base.base; struct drm_crtc *crtc = encoder->crtc; struct drm_device *drm = encoder->dev; struct vc4_dev *vc4 = to_vc4_dev(drm); const struct drm_display_mode *mode = &crtc->state->adjusted_mode; - u32 samplerate = hdmi->audio.samplerate; + u32 samplerate = vc4_hdmi->audio.samplerate; u32 n, cts; u64 tmp;
@@ -680,16 +680,16 @@ static inline struct vc4_hdmi *dai_to_hdmi(struct snd_soc_dai *dai) static int vc4_hdmi_audio_startup(struct snd_pcm_substream *substream, struct snd_soc_dai *dai) { - struct vc4_hdmi *hdmi = dai_to_hdmi(dai); - struct drm_encoder *encoder = &hdmi->encoder.base.base; - struct drm_connector *connector = &hdmi->connector.base; + struct vc4_hdmi *vc4_hdmi = dai_to_hdmi(dai); + struct drm_encoder *encoder = &vc4_hdmi->encoder.base.base; + struct drm_connector *connector = &vc4_hdmi->connector.base; struct vc4_dev *vc4 = to_vc4_dev(encoder->dev); int ret;
- if (hdmi->audio.substream && hdmi->audio.substream != substream) + if (vc4_hdmi->audio.substream && vc4_hdmi->audio.substream != substream) return -EINVAL;
- hdmi->audio.substream = substream; + vc4_hdmi->audio.substream = substream;
/* * If the HDMI encoder hasn't probed, or the encoder is @@ -711,11 +711,11 @@ static int vc4_hdmi_audio_set_fmt(struct snd_soc_dai *dai, unsigned int fmt) return 0; }
-static void vc4_hdmi_audio_reset(struct vc4_hdmi *hdmi) +static void vc4_hdmi_audio_reset(struct vc4_hdmi *vc4_hdmi) { - struct drm_encoder *encoder = &hdmi->encoder.base.base; + struct drm_encoder *encoder = &vc4_hdmi->encoder.base.base; struct drm_device *drm = encoder->dev; - struct device *dev = &hdmi->pdev->dev; + struct device *dev = &vc4_hdmi->pdev->dev; struct vc4_dev *vc4 = to_vc4_dev(drm); int ret;
@@ -731,14 +731,14 @@ static void vc4_hdmi_audio_reset(struct vc4_hdmi *hdmi) static void vc4_hdmi_audio_shutdown(struct snd_pcm_substream *substream, struct snd_soc_dai *dai) { - struct vc4_hdmi *hdmi = dai_to_hdmi(dai); + struct vc4_hdmi *vc4_hdmi = dai_to_hdmi(dai);
- if (substream != hdmi->audio.substream) + if (substream != vc4_hdmi->audio.substream) return;
- vc4_hdmi_audio_reset(hdmi); + vc4_hdmi_audio_reset(vc4_hdmi);
- hdmi->audio.substream = NULL; + vc4_hdmi->audio.substream = NULL; }
/* HDMI audio codec callbacks */ @@ -746,23 +746,23 @@ static int vc4_hdmi_audio_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) { - struct vc4_hdmi *hdmi = dai_to_hdmi(dai); - struct drm_encoder *encoder = &hdmi->encoder.base.base; + struct vc4_hdmi *vc4_hdmi = dai_to_hdmi(dai); + struct drm_encoder *encoder = &vc4_hdmi->encoder.base.base; struct drm_device *drm = encoder->dev; - struct device *dev = &hdmi->pdev->dev; + struct device *dev = &vc4_hdmi->pdev->dev; struct vc4_dev *vc4 = to_vc4_dev(drm); u32 audio_packet_config, channel_mask; u32 channel_map, i;
- if (substream != hdmi->audio.substream) + if (substream != vc4_hdmi->audio.substream) return -EINVAL;
dev_dbg(dev, "%s: %u Hz, %d bit, %d channels\n", __func__, params_rate(params), params_width(params), params_channels(params));
- hdmi->audio.channels = params_channels(params); - hdmi->audio.samplerate = params_rate(params); + vc4_hdmi->audio.channels = params_channels(params); + vc4_hdmi->audio.samplerate = params_rate(params);
HD_WRITE(VC4_HD_MAI_CTL, VC4_HD_MAI_CTL_RESET | @@ -771,23 +771,23 @@ static int vc4_hdmi_audio_hw_params(struct snd_pcm_substream *substream, VC4_HD_MAI_CTL_ERRORE | VC4_HD_MAI_CTL_ERRORF);
- vc4_hdmi_audio_set_mai_clock(hdmi); + vc4_hdmi_audio_set_mai_clock(vc4_hdmi);
audio_packet_config = VC4_HDMI_AUDIO_PACKET_ZERO_DATA_ON_SAMPLE_FLAT | VC4_HDMI_AUDIO_PACKET_ZERO_DATA_ON_INACTIVE_CHANNELS | VC4_SET_FIELD(0xf, VC4_HDMI_AUDIO_PACKET_B_FRAME_IDENTIFIER);
- channel_mask = GENMASK(hdmi->audio.channels - 1, 0); + channel_mask = GENMASK(vc4_hdmi->audio.channels - 1, 0); audio_packet_config |= VC4_SET_FIELD(channel_mask, VC4_HDMI_AUDIO_PACKET_CEA_MASK);
/* Set the MAI threshold. This logic mimics the firmware's. */ - if (hdmi->audio.samplerate > 96000) { + if (vc4_hdmi->audio.samplerate > 96000) { HD_WRITE(VC4_HD_MAI_THR, VC4_SET_FIELD(0x12, VC4_HD_MAI_THR_DREQHIGH) | VC4_SET_FIELD(0x12, VC4_HD_MAI_THR_DREQLOW)); - } else if (hdmi->audio.samplerate > 48000) { + } else if (vc4_hdmi->audio.samplerate > 48000) { HD_WRITE(VC4_HD_MAI_THR, VC4_SET_FIELD(0x14, VC4_HD_MAI_THR_DREQHIGH) | VC4_SET_FIELD(0x12, VC4_HD_MAI_THR_DREQLOW)); @@ -811,7 +811,7 @@ static int vc4_hdmi_audio_hw_params(struct snd_pcm_substream *substream,
HDMI_WRITE(VC4_HDMI_MAI_CHANNEL_MAP, channel_map); HDMI_WRITE(VC4_HDMI_AUDIO_PACKET_CONFIG, audio_packet_config); - vc4_hdmi_set_n_cts(hdmi); + vc4_hdmi_set_n_cts(vc4_hdmi);
return 0; } @@ -819,8 +819,8 @@ static int vc4_hdmi_audio_hw_params(struct snd_pcm_substream *substream, static int vc4_hdmi_audio_trigger(struct snd_pcm_substream *substream, int cmd, struct snd_soc_dai *dai) { - struct vc4_hdmi *hdmi = dai_to_hdmi(dai); - struct drm_encoder *encoder = &hdmi->encoder.base.base; + struct vc4_hdmi *vc4_hdmi = dai_to_hdmi(dai); + struct drm_encoder *encoder = &vc4_hdmi->encoder.base.base; struct drm_device *drm = encoder->dev; struct vc4_dev *vc4 = to_vc4_dev(drm);
@@ -831,7 +831,7 @@ static int vc4_hdmi_audio_trigger(struct snd_pcm_substream *substream, int cmd, HDMI_READ(VC4_HDMI_TX_PHY_CTL0) & ~VC4_HDMI_TX_PHY_RNG_PWRDN); HD_WRITE(VC4_HD_MAI_CTL, - VC4_SET_FIELD(hdmi->audio.channels, + VC4_SET_FIELD(vc4_hdmi->audio.channels, VC4_HD_MAI_CTL_CHNUM) | VC4_HD_MAI_CTL_ENABLE); break; @@ -863,8 +863,8 @@ static int vc4_hdmi_audio_eld_ctl_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); - struct vc4_hdmi *hdmi = snd_component_to_hdmi(component); - struct drm_connector *connector = &hdmi->connector.base; + struct vc4_hdmi *vc4_hdmi = snd_component_to_hdmi(component); + struct drm_connector *connector = &vc4_hdmi->connector.base;
uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES; uinfo->count = sizeof(connector->eld); @@ -876,8 +876,8 @@ static int vc4_hdmi_audio_eld_ctl_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); - struct vc4_hdmi *hdmi = snd_component_to_hdmi(component); - struct drm_connector *connector = &hdmi->connector.base; + struct vc4_hdmi *vc4_hdmi = snd_component_to_hdmi(component); + struct drm_connector *connector = &vc4_hdmi->connector.base;
memcpy(ucontrol->value.bytes.data, connector->eld, sizeof(connector->eld)); @@ -945,9 +945,9 @@ static const struct snd_soc_component_driver vc4_hdmi_audio_cpu_dai_comp = {
static int vc4_hdmi_audio_cpu_dai_probe(struct snd_soc_dai *dai) { - struct vc4_hdmi *hdmi = dai_to_hdmi(dai); + struct vc4_hdmi *vc4_hdmi = dai_to_hdmi(dai);
- snd_soc_dai_init_dma_data(dai, &hdmi->audio.dma_data, NULL); + snd_soc_dai_init_dma_data(dai, &vc4_hdmi->audio.dma_data, NULL);
return 0; } @@ -973,11 +973,11 @@ static const struct snd_dmaengine_pcm_config pcm_conf = { .prepare_slave_config = snd_dmaengine_pcm_prepare_slave_config, };
-static int vc4_hdmi_audio_init(struct vc4_hdmi *hdmi) +static int vc4_hdmi_audio_init(struct vc4_hdmi *vc4_hdmi) { - struct snd_soc_dai_link *dai_link = &hdmi->audio.link; - struct snd_soc_card *card = &hdmi->audio.card; - struct device *dev = &hdmi->pdev->dev; + struct snd_soc_dai_link *dai_link = &vc4_hdmi->audio.link; + struct snd_soc_card *card = &vc4_hdmi->audio.card; + struct device *dev = &vc4_hdmi->pdev->dev; const __be32 *addr; int ret;
@@ -995,9 +995,9 @@ static int vc4_hdmi_audio_init(struct vc4_hdmi *hdmi) * This VC/MMU should probably be exposed to avoid this kind of hacks. */ addr = of_get_address(dev->of_node, 1, NULL, NULL); - hdmi->audio.dma_data.addr = be32_to_cpup(addr) + VC4_HD_MAI_DATA; - hdmi->audio.dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; - hdmi->audio.dma_data.maxburst = 2; + vc4_hdmi->audio.dma_data.addr = be32_to_cpup(addr) + VC4_HD_MAI_DATA; + vc4_hdmi->audio.dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; + vc4_hdmi->audio.dma_data.maxburst = 2;
ret = devm_snd_dmaengine_pcm_register(dev, &pcm_conf, 0); if (ret) { @@ -1020,9 +1020,9 @@ static int vc4_hdmi_audio_init(struct vc4_hdmi *hdmi) return ret; }
- dai_link->cpus = &hdmi->audio.cpu; - dai_link->codecs = &hdmi->audio.codec; - dai_link->platforms = &hdmi->audio.platform; + dai_link->cpus = &vc4_hdmi->audio.cpu; + dai_link->codecs = &vc4_hdmi->audio.codec; + dai_link->platforms = &vc4_hdmi->audio.platform;
dai_link->num_cpus = 1; dai_link->num_codecs = 1; @@ -1047,7 +1047,7 @@ static int vc4_hdmi_audio_init(struct vc4_hdmi *hdmi) * now stored in card->drvdata and should be retrieved with * snd_soc_card_get_drvdata() if needed. */ - snd_soc_card_set_drvdata(card, hdmi); + snd_soc_card_set_drvdata(card, vc4_hdmi); ret = devm_snd_soc_register_card(dev, card); if (ret) dev_err(dev, "Could not register sound card: %d\n", ret); @@ -1060,20 +1060,21 @@ static int vc4_hdmi_audio_init(struct vc4_hdmi *hdmi) static irqreturn_t vc4_cec_irq_handler_thread(int irq, void *priv) { struct vc4_dev *vc4 = priv; - struct vc4_hdmi *hdmi = vc4->hdmi; - - if (hdmi->cec_irq_was_rx) { - if (hdmi->cec_rx_msg.len) - cec_received_msg(hdmi->cec_adap, &hdmi->cec_rx_msg); - } else if (hdmi->cec_tx_ok) { - cec_transmit_done(hdmi->cec_adap, CEC_TX_STATUS_OK, + struct vc4_hdmi *vc4_hdmi = vc4->hdmi; + + if (vc4_hdmi->cec_irq_was_rx) { + if (vc4_hdmi->cec_rx_msg.len) + cec_received_msg(vc4_hdmi->cec_adap, + &vc4_hdmi->cec_rx_msg); + } else if (vc4_hdmi->cec_tx_ok) { + cec_transmit_done(vc4_hdmi->cec_adap, CEC_TX_STATUS_OK, 0, 0, 0, 0); } else { /* * This CEC implementation makes 1 retry, so if we * get a NACK, then that means it made 2 attempts. */ - cec_transmit_done(hdmi->cec_adap, CEC_TX_STATUS_NACK, + cec_transmit_done(vc4_hdmi->cec_adap, CEC_TX_STATUS_NACK, 0, 2, 0, 0); } return IRQ_HANDLED; @@ -1099,23 +1100,23 @@ static void vc4_cec_read_msg(struct vc4_dev *vc4, u32 cntrl1) static irqreturn_t vc4_cec_irq_handler(int irq, void *priv) { struct vc4_dev *vc4 = priv; - struct vc4_hdmi *hdmi = vc4->hdmi; + struct vc4_hdmi *vc4_hdmi = vc4->hdmi; u32 stat = HDMI_READ(VC4_HDMI_CPU_STATUS); u32 cntrl1, cntrl5;
if (!(stat & VC4_HDMI_CPU_CEC)) return IRQ_NONE; - hdmi->cec_rx_msg.len = 0; + vc4_hdmi->cec_rx_msg.len = 0; cntrl1 = HDMI_READ(VC4_HDMI_CEC_CNTRL_1); cntrl5 = HDMI_READ(VC4_HDMI_CEC_CNTRL_5); - hdmi->cec_irq_was_rx = cntrl5 & VC4_HDMI_CEC_RX_CEC_INT; - if (hdmi->cec_irq_was_rx) { + vc4_hdmi->cec_irq_was_rx = cntrl5 & VC4_HDMI_CEC_RX_CEC_INT; + if (vc4_hdmi->cec_irq_was_rx) { vc4_cec_read_msg(vc4, cntrl1); cntrl1 |= VC4_HDMI_CEC_CLEAR_RECEIVE_OFF; HDMI_WRITE(VC4_HDMI_CEC_CNTRL_1, cntrl1); cntrl1 &= ~VC4_HDMI_CEC_CLEAR_RECEIVE_OFF; } else { - hdmi->cec_tx_ok = cntrl1 & VC4_HDMI_CEC_TX_STATUS_GOOD; + vc4_hdmi->cec_tx_ok = cntrl1 & VC4_HDMI_CEC_TX_STATUS_GOOD; cntrl1 &= ~VC4_HDMI_CEC_START_XMIT_BEGIN; } HDMI_WRITE(VC4_HDMI_CEC_CNTRL_1, cntrl1); @@ -1217,46 +1218,46 @@ static int vc4_hdmi_bind(struct device *dev, struct device *master, void *data) struct platform_device *pdev = to_platform_device(dev); struct drm_device *drm = dev_get_drvdata(master); struct vc4_dev *vc4 = drm->dev_private; - struct vc4_hdmi *hdmi; + struct vc4_hdmi *vc4_hdmi; struct drm_encoder *encoder; struct device_node *ddc_node; u32 value; int ret;
- hdmi = devm_kzalloc(dev, sizeof(*hdmi), GFP_KERNEL); - if (!hdmi) + vc4_hdmi = devm_kzalloc(dev, sizeof(*vc4_hdmi), GFP_KERNEL); + if (!vc4_hdmi) return -ENOMEM;
- encoder = &hdmi->encoder.base.base; - hdmi->encoder.base.type = VC4_ENCODER_TYPE_HDMI0; - hdmi->pdev = pdev; + encoder = &vc4_hdmi->encoder.base.base; + vc4_hdmi->encoder.base.type = VC4_ENCODER_TYPE_HDMI0; + vc4_hdmi->pdev = pdev;
- hdmi->hdmicore_regs = vc4_ioremap_regs(pdev, 0); - if (IS_ERR(hdmi->hdmicore_regs)) - return PTR_ERR(hdmi->hdmicore_regs); + vc4_hdmi->hdmicore_regs = vc4_ioremap_regs(pdev, 0); + if (IS_ERR(vc4_hdmi->hdmicore_regs)) + return PTR_ERR(vc4_hdmi->hdmicore_regs);
- hdmi->hd_regs = vc4_ioremap_regs(pdev, 1); - if (IS_ERR(hdmi->hd_regs)) - return PTR_ERR(hdmi->hd_regs); + vc4_hdmi->hd_regs = vc4_ioremap_regs(pdev, 1); + if (IS_ERR(vc4_hdmi->hd_regs)) + return PTR_ERR(vc4_hdmi->hd_regs);
- hdmi->hdmi_regset.base = hdmi->hdmicore_regs; - hdmi->hdmi_regset.regs = hdmi_regs; - hdmi->hdmi_regset.nregs = ARRAY_SIZE(hdmi_regs); - hdmi->hd_regset.base = hdmi->hd_regs; - hdmi->hd_regset.regs = hd_regs; - hdmi->hd_regset.nregs = ARRAY_SIZE(hd_regs); + vc4_hdmi->hdmi_regset.base = vc4_hdmi->hdmicore_regs; + vc4_hdmi->hdmi_regset.regs = hdmi_regs; + vc4_hdmi->hdmi_regset.nregs = ARRAY_SIZE(hdmi_regs); + vc4_hdmi->hd_regset.base = vc4_hdmi->hd_regs; + vc4_hdmi->hd_regset.regs = hd_regs; + vc4_hdmi->hd_regset.nregs = ARRAY_SIZE(hd_regs);
- hdmi->pixel_clock = devm_clk_get(dev, "pixel"); - if (IS_ERR(hdmi->pixel_clock)) { - ret = PTR_ERR(hdmi->pixel_clock); + vc4_hdmi->pixel_clock = devm_clk_get(dev, "pixel"); + if (IS_ERR(vc4_hdmi->pixel_clock)) { + ret = PTR_ERR(vc4_hdmi->pixel_clock); if (ret != -EPROBE_DEFER) DRM_ERROR("Failed to get pixel clock\n"); return ret; } - hdmi->hsm_clock = devm_clk_get(dev, "hdmi"); - if (IS_ERR(hdmi->hsm_clock)) { + vc4_hdmi->hsm_clock = devm_clk_get(dev, "hdmi"); + if (IS_ERR(vc4_hdmi->hsm_clock)) { DRM_ERROR("Failed to get HDMI state machine clock\n"); - return PTR_ERR(hdmi->hsm_clock); + return PTR_ERR(vc4_hdmi->hsm_clock); }
ddc_node = of_parse_phandle(dev->of_node, "ddc", 0); @@ -1265,9 +1266,9 @@ static int vc4_hdmi_bind(struct device *dev, struct device *master, void *data) return -ENODEV; }
- hdmi->ddc = of_find_i2c_adapter_by_node(ddc_node); + vc4_hdmi->ddc = of_find_i2c_adapter_by_node(ddc_node); of_node_put(ddc_node); - if (!hdmi->ddc) { + if (!vc4_hdmi->ddc) { DRM_DEBUG("Failed to get ddc i2c adapter by node\n"); return -EPROBE_DEFER; } @@ -1276,13 +1277,13 @@ static int vc4_hdmi_bind(struct device *dev, struct device *master, void *data) * needs to be a bit higher than the pixel clock rate * (generally 148.5Mhz). */ - ret = clk_set_rate(hdmi->hsm_clock, HSM_CLOCK_FREQ); + ret = clk_set_rate(vc4_hdmi->hsm_clock, HSM_CLOCK_FREQ); if (ret) { DRM_ERROR("Failed to set HSM clock rate: %d\n", ret); goto err_put_i2c; }
- ret = clk_prepare_enable(hdmi->hsm_clock); + ret = clk_prepare_enable(vc4_hdmi->hsm_clock); if (ret) { DRM_ERROR("Failed to turn on HDMI state machine clock: %d\n", ret); @@ -1295,18 +1296,18 @@ static int vc4_hdmi_bind(struct device *dev, struct device *master, void *data) if (of_find_property(dev->of_node, "hpd-gpios", &value)) { enum of_gpio_flags hpd_gpio_flags;
- hdmi->hpd_gpio = of_get_named_gpio_flags(dev->of_node, - "hpd-gpios", 0, - &hpd_gpio_flags); - if (hdmi->hpd_gpio < 0) { - ret = hdmi->hpd_gpio; + vc4_hdmi->hpd_gpio = of_get_named_gpio_flags(dev->of_node, + "hpd-gpios", 0, + &hpd_gpio_flags); + if (vc4_hdmi->hpd_gpio < 0) { + ret = vc4_hdmi->hpd_gpio; goto err_unprepare_hsm; }
- hdmi->hpd_active_low = hpd_gpio_flags & OF_GPIO_ACTIVE_LOW; + vc4_hdmi->hpd_active_low = hpd_gpio_flags & OF_GPIO_ACTIVE_LOW; }
- vc4->hdmi = hdmi; + vc4->hdmi = vc4_hdmi;
/* HDMI core must be enabled. */ if (!(HD_READ(VC4_HD_M_CTL) & VC4_HD_M_ENABLE)) { @@ -1321,21 +1322,21 @@ static int vc4_hdmi_bind(struct device *dev, struct device *master, void *data) drm_simple_encoder_init(drm, encoder, DRM_MODE_ENCODER_TMDS); drm_encoder_helper_add(encoder, &vc4_hdmi_encoder_helper_funcs);
- ret = vc4_hdmi_connector_init(drm, hdmi); + ret = vc4_hdmi_connector_init(drm, vc4_hdmi); if (ret) goto err_destroy_encoder;
#ifdef CONFIG_DRM_VC4_HDMI_CEC - hdmi->cec_adap = cec_allocate_adapter(&vc4_hdmi_cec_adap_ops, - vc4, "vc4", - CEC_CAP_DEFAULTS | - CEC_CAP_CONNECTOR_INFO, 1); - ret = PTR_ERR_OR_ZERO(hdmi->cec_adap); + vc4_hdmi->cec_adap = cec_allocate_adapter(&vc4_hdmi_cec_adap_ops, + vc4, "vc4", + CEC_CAP_DEFAULTS | + CEC_CAP_CONNECTOR_INFO, 1); + ret = PTR_ERR_OR_ZERO(vc4_hdmi->cec_adap); if (ret < 0) goto err_destroy_conn;
- cec_fill_conn_info_from_drm(&conn_info, &hdmi->connector.base); - cec_s_conn_info(hdmi->cec_adap, &conn_info); + cec_fill_conn_info_from_drm(&conn_info, &vc4_hdmi->connector.base); + cec_s_conn_info(vc4_hdmi->cec_adap, &conn_info);
HDMI_WRITE(VC4_HDMI_CPU_MASK_SET, 0xffffffff); value = HDMI_READ(VC4_HDMI_CEC_CNTRL_1); @@ -1354,32 +1355,32 @@ static int vc4_hdmi_bind(struct device *dev, struct device *master, void *data) "vc4 hdmi cec", vc4); if (ret) goto err_delete_cec_adap; - ret = cec_register_adapter(hdmi->cec_adap, dev); + ret = cec_register_adapter(vc4_hdmi->cec_adap, dev); if (ret < 0) goto err_delete_cec_adap; #endif
- ret = vc4_hdmi_audio_init(hdmi); + ret = vc4_hdmi_audio_init(vc4_hdmi); if (ret) goto err_destroy_encoder;
- vc4_debugfs_add_file(drm, "hdmi_regs", vc4_hdmi_debugfs_regs, hdmi); + vc4_debugfs_add_file(drm, "hdmi_regs", vc4_hdmi_debugfs_regs, vc4_hdmi);
return 0;
#ifdef CONFIG_DRM_VC4_HDMI_CEC err_delete_cec_adap: - cec_delete_adapter(hdmi->cec_adap); + cec_delete_adapter(vc4_hdmi->cec_adap); err_destroy_conn: - vc4_hdmi_connector_destroy(&hdmi->connector.base); + vc4_hdmi_connector_destroy(&vc4_hdmi->connector.base); #endif err_destroy_encoder: drm_encoder_cleanup(encoder); err_unprepare_hsm: - clk_disable_unprepare(hdmi->hsm_clock); + clk_disable_unprepare(vc4_hdmi->hsm_clock); pm_runtime_disable(dev); err_put_i2c: - put_device(&hdmi->ddc->dev); + put_device(&vc4_hdmi->ddc->dev);
return ret; } @@ -1389,16 +1390,16 @@ static void vc4_hdmi_unbind(struct device *dev, struct device *master, { struct drm_device *drm = dev_get_drvdata(master); struct vc4_dev *vc4 = drm->dev_private; - struct vc4_hdmi *hdmi = vc4->hdmi; + struct vc4_hdmi *vc4_hdmi = vc4->hdmi;
- cec_unregister_adapter(hdmi->cec_adap); - vc4_hdmi_connector_destroy(&hdmi->connector.base); - drm_encoder_cleanup(&hdmi->encoder.base.base); + cec_unregister_adapter(vc4_hdmi->cec_adap); + vc4_hdmi_connector_destroy(&vc4_hdmi->connector.base); + drm_encoder_cleanup(&vc4_hdmi->encoder.base.base);
- clk_disable_unprepare(hdmi->hsm_clock); + clk_disable_unprepare(vc4_hdmi->hsm_clock); pm_runtime_disable(dev);
- put_device(&hdmi->ddc->dev); + put_device(&vc4_hdmi->ddc->dev);
vc4->hdmi = NULL; }