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openwrt/target/linux/bcm27xx/patches-5.4/950-0573-drm-vc4-hdmi-Rename-hdmi-to-vc4_hdmi.patch
Álvaro Fernández Rojas 77e97abf12 bcm27xx: update to latest patches from RPi foundation 
Also removes random module and switches to new bcm2711 thermal driver.
Boot tested on RPi 4B v1.1 4G.

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2020-05-28 19:12:43 +02:00

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From 02b7a6ed6b9fc110dd26598d26c31c0837af6184 Mon Sep 17 00:00:00 2001
From: Maxime Ripard <maxime@cerno.tech>
Date: Mon, 6 Jan 2020 18:07:05 +0100
Subject: [PATCH] drm/vc4: hdmi: Rename hdmi to vc4_hdmi
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.
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
---
drivers/gpu/drm/vc4/vc4_hdmi.c | 271 +++++++++++++++++----------------
1 file changed, 136 insertions(+), 135 deletions(-)
--- a/drivers/gpu/drm/vc4/vc4_hdmi.c
+++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
@@ -108,11 +108,11 @@ static const struct debugfs_reg32 hd_reg
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;
}
@@ -297,8 +297,8 @@ static void vc4_hdmi_set_avi_infoframe(s
{
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;
@@ -346,7 +346,7 @@ static void vc4_hdmi_set_audio_infoframe
{
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;
@@ -355,7 +355,7 @@ static void vc4_hdmi_set_audio_infoframe
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);
}
@@ -370,7 +370,7 @@ static void vc4_hdmi_encoder_disable(str
{
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);
@@ -379,9 +379,9 @@ static void vc4_hdmi_encoder_disable(str
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);
}
@@ -392,7 +392,7 @@ static void vc4_hdmi_encoder_enable(stru
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;
@@ -414,13 +414,13 @@ static void vc4_hdmi_encoder_enable(stru
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) {
@@ -428,7 +428,7 @@ static void vc4_hdmi_encoder_enable(stru
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;
@@ -448,11 +448,11 @@ static void vc4_hdmi_encoder_enable(stru
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);
@@ -527,11 +527,11 @@ static void vc4_hdmi_encoder_enable(stru
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,
@@ -630,15 +630,15 @@ static const struct drm_encoder_helper_f
};
/* 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 >>
@@ -650,14 +650,14 @@ static void vc4_hdmi_audio_set_mai_clock
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;
@@ -689,16 +689,16 @@ static inline struct vc4_hdmi *dai_to_hd
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
@@ -720,11 +720,11 @@ static int vc4_hdmi_audio_set_fmt(struct
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;
@@ -740,14 +740,14 @@ static void vc4_hdmi_audio_reset(struct
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 */
@@ -755,23 +755,23 @@ static int vc4_hdmi_audio_hw_params(stru
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 |
@@ -780,23 +780,23 @@ static int vc4_hdmi_audio_hw_params(stru
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));
@@ -820,7 +820,7 @@ static int vc4_hdmi_audio_hw_params(stru
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;
}
@@ -828,8 +828,8 @@ static int vc4_hdmi_audio_hw_params(stru
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);
@@ -840,7 +840,7 @@ static int vc4_hdmi_audio_trigger(struct
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;
@@ -872,8 +872,8 @@ static int vc4_hdmi_audio_eld_ctl_info(s
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);
@@ -885,8 +885,8 @@ static int vc4_hdmi_audio_eld_ctl_get(st
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));
@@ -954,9 +954,9 @@ static const struct snd_soc_component_dr
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;
}
@@ -982,11 +982,11 @@ static const struct snd_dmaengine_pcm_co
.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;
int len;
@@ -1006,9 +1006,9 @@ static int vc4_hdmi_audio_init(struct vc
* 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) {
@@ -1031,9 +1031,9 @@ static int vc4_hdmi_audio_init(struct vc
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;
@@ -1058,7 +1058,7 @@ static int vc4_hdmi_audio_init(struct vc
* 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);
@@ -1071,20 +1071,21 @@ static int vc4_hdmi_audio_init(struct vc
static irqreturn_t vc4_cec_irq_handler_thread(int irq, void *priv)
{
struct vc4_dev *vc4 = priv;
- struct vc4_hdmi *hdmi = vc4->hdmi;
+ struct vc4_hdmi *vc4_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,
+ 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;
@@ -1110,23 +1111,23 @@ static void vc4_cec_read_msg(struct vc4_
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);
@@ -1228,44 +1229,44 @@ static int vc4_hdmi_bind(struct device *
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;
- hdmi->pdev = pdev;
- encoder = &hdmi->encoder.base.base;
+ vc4_hdmi->pdev = pdev;
+ encoder = &vc4_hdmi->encoder.base.base;
encoder->base.type = VC4_ENCODER_TYPE_HDMI0;
- hdmi->hdmicore_regs = vc4_ioremap_regs(pdev, 0);
- if (IS_ERR(hdmi->hdmicore_regs))
- return PTR_ERR(hdmi->hdmicore_regs);
-
- hdmi->hd_regs = vc4_ioremap_regs(pdev, 1);
- if (IS_ERR(hdmi->hd_regs))
- return PTR_ERR(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->hdmicore_regs = vc4_ioremap_regs(pdev, 0);
+ if (IS_ERR(vc4_hdmi->hdmicore_regs))
+ return PTR_ERR(vc4_hdmi->hdmicore_regs);
+
+ vc4_hdmi->hd_regs = vc4_ioremap_regs(pdev, 1);
+ if (IS_ERR(vc4_hdmi->hd_regs))
+ return PTR_ERR(vc4_hdmi->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)) {
+ vc4_hdmi->pixel_clock = devm_clk_get(dev, "pixel");
+ if (IS_ERR(vc4_hdmi->pixel_clock)) {
DRM_ERROR("Failed to get pixel clock\n");
- return PTR_ERR(hdmi->pixel_clock);
+ return PTR_ERR(vc4_hdmi->pixel_clock);
}
- 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);
@@ -1274,9 +1275,9 @@ static int vc4_hdmi_bind(struct device *
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;
}
@@ -1285,13 +1286,13 @@ static int vc4_hdmi_bind(struct device *
* 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);
@@ -1304,18 +1305,18 @@ static int vc4_hdmi_bind(struct device *
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,
+ vc4_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;
+ 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)) {
@@ -1331,21 +1332,21 @@ static int vc4_hdmi_bind(struct device *
DRM_MODE_ENCODER_TMDS, NULL);
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_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);
+ 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);
@@ -1364,32 +1365,32 @@ static int vc4_hdmi_bind(struct device *
"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:
vc4_hdmi_encoder_destroy(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;
}
@@ -1399,16 +1400,16 @@ static void vc4_hdmi_unbind(struct devic
{
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);
- vc4_hdmi_encoder_destroy(&hdmi->encoder.base.base);
+ cec_unregister_adapter(vc4_hdmi->cec_adap);
+ vc4_hdmi_connector_destroy(&vc4_hdmi->connector.base);
+ vc4_hdmi_encoder_destroy(&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;
}
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