kernel: bump 5.15 to 5.15.41
[openwrt/staging/dedeckeh.git] / target / linux / bcm27xx / patches-5.15 / 950-0007-drm-vc4-hdmi-Add-a-spinlock-to-protect-register-acce.patch
index 64b97d89626acd3c83d080df5be9d5fe604292ed..029fabd8e0f02a53a70e8a004c19163786890051 100644 (file)
@@ -25,7 +25,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
 
 --- a/drivers/gpu/drm/vc4/vc4_hdmi.c
 +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
-@@ -118,6 +118,10 @@ static int vc4_hdmi_debugfs_regs(struct
+@@ -119,6 +119,10 @@ static int vc4_hdmi_debugfs_regs(struct
  
  static void vc4_hdmi_reset(struct vc4_hdmi *vc4_hdmi)
  {
@@ -36,7 +36,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        HDMI_WRITE(HDMI_M_CTL, VC4_HD_M_SW_RST);
        udelay(1);
        HDMI_WRITE(HDMI_M_CTL, 0);
-@@ -129,24 +133,36 @@ static void vc4_hdmi_reset(struct vc4_hd
+@@ -130,24 +134,36 @@ static void vc4_hdmi_reset(struct vc4_hd
                   VC4_HDMI_SW_RESET_FORMAT_DETECT);
  
        HDMI_WRITE(HDMI_SW_RESET_CONTROL, 0);
@@ -73,7 +73,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        value = HDMI_READ(HDMI_CEC_CNTRL_1);
        value &= ~VC4_HDMI_CEC_DIV_CLK_CNT_MASK;
  
-@@ -154,9 +170,11 @@ static void vc4_hdmi_cec_update_clk_div(
+@@ -155,9 +171,11 @@ static void vc4_hdmi_cec_update_clk_div(
         * Set the clock divider: the hsm_clock rate and this divider
         * setting will give a 40 kHz CEC clock.
         */
@@ -86,7 +86,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
  }
  #else
  static void vc4_hdmi_cec_update_clk_div(struct vc4_hdmi *vc4_hdmi) {}
-@@ -175,8 +193,16 @@ vc4_hdmi_connector_detect(struct drm_con
+@@ -176,8 +194,16 @@ vc4_hdmi_connector_detect(struct drm_con
        if (vc4_hdmi->hpd_gpio) {
                if (gpiod_get_value_cansleep(vc4_hdmi->hpd_gpio))
                        connected = true;
@@ -105,7 +105,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        }
  
        if (connected) {
-@@ -370,9 +396,12 @@ static int vc4_hdmi_stop_packet(struct d
+@@ -371,9 +397,12 @@ static int vc4_hdmi_stop_packet(struct d
  {
        struct vc4_hdmi *vc4_hdmi = encoder_to_vc4_hdmi(encoder);
        u32 packet_id = type - 0x80;
@@ -118,7 +118,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
  
        if (!poll)
                return 0;
-@@ -392,6 +421,7 @@ static void vc4_hdmi_write_infoframe(str
+@@ -393,6 +422,7 @@ static void vc4_hdmi_write_infoframe(str
        void __iomem *base = __vc4_hdmi_get_field_base(vc4_hdmi,
                                                       ram_packet_start->reg);
        uint8_t buffer[VC4_HDMI_PACKET_STRIDE];
@@ -126,7 +126,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        ssize_t len, i;
        int ret;
  
-@@ -409,6 +439,8 @@ static void vc4_hdmi_write_infoframe(str
+@@ -410,6 +440,8 @@ static void vc4_hdmi_write_infoframe(str
                return;
        }
  
@@ -135,7 +135,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        for (i = 0; i < len; i += 7) {
                writel(buffer[i + 0] << 0 |
                       buffer[i + 1] << 8 |
-@@ -426,6 +458,9 @@ static void vc4_hdmi_write_infoframe(str
+@@ -427,6 +459,9 @@ static void vc4_hdmi_write_infoframe(str
  
        HDMI_WRITE(HDMI_RAM_PACKET_CONFIG,
                   HDMI_READ(HDMI_RAM_PACKET_CONFIG) | BIT(packet_id));
@@ -145,7 +145,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        ret = wait_for((HDMI_READ(HDMI_RAM_PACKET_STATUS) &
                        BIT(packet_id)), 100);
        if (ret)
-@@ -545,6 +580,7 @@ static void vc4_hdmi_enable_scrambling(s
+@@ -546,6 +581,7 @@ static void vc4_hdmi_enable_scrambling(s
  {
        struct drm_display_mode *mode = &encoder->crtc->state->adjusted_mode;
        struct vc4_hdmi *vc4_hdmi = encoder_to_vc4_hdmi(encoder);
@@ -153,7 +153,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
  
        if (!vc4_hdmi_supports_scrambling(encoder, mode))
                return;
-@@ -555,8 +591,10 @@ static void vc4_hdmi_enable_scrambling(s
+@@ -556,8 +592,10 @@ static void vc4_hdmi_enable_scrambling(s
        drm_scdc_set_high_tmds_clock_ratio(vc4_hdmi->ddc, true);
        drm_scdc_set_scrambling(vc4_hdmi->ddc, true);
  
@@ -164,7 +164,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
  
        queue_delayed_work(system_wq, &vc4_hdmi->scrambling_work,
                           msecs_to_jiffies(SCRAMBLING_POLLING_DELAY_MS));
-@@ -566,6 +604,7 @@ static void vc4_hdmi_disable_scrambling(
+@@ -567,6 +605,7 @@ static void vc4_hdmi_disable_scrambling(
  {
        struct vc4_hdmi *vc4_hdmi = encoder_to_vc4_hdmi(encoder);
        struct drm_crtc *crtc = encoder->crtc;
@@ -172,7 +172,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
  
        /*
         * At boot, encoder->crtc will be NULL. Since we don't know the
-@@ -581,8 +620,10 @@ static void vc4_hdmi_disable_scrambling(
+@@ -582,8 +621,10 @@ static void vc4_hdmi_disable_scrambling(
        if (delayed_work_pending(&vc4_hdmi->scrambling_work))
                cancel_delayed_work_sync(&vc4_hdmi->scrambling_work);
  
@@ -183,7 +183,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
  
        drm_scdc_set_scrambling(vc4_hdmi->ddc, false);
        drm_scdc_set_high_tmds_clock_ratio(vc4_hdmi->ddc, false);
-@@ -608,15 +649,23 @@ static void vc4_hdmi_encoder_post_crtc_d
+@@ -609,15 +650,23 @@ static void vc4_hdmi_encoder_post_crtc_d
                                               struct drm_atomic_state *state)
  {
        struct vc4_hdmi *vc4_hdmi = encoder_to_vc4_hdmi(encoder);
@@ -207,7 +207,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        vc4_hdmi_disable_scrambling(encoder);
  }
  
-@@ -624,10 +673,13 @@ static void vc4_hdmi_encoder_post_crtc_p
+@@ -625,10 +674,13 @@ static void vc4_hdmi_encoder_post_crtc_p
                                                 struct drm_atomic_state *state)
  {
        struct vc4_hdmi *vc4_hdmi = encoder_to_vc4_hdmi(encoder);
@@ -221,7 +221,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
  
        if (vc4_hdmi->variant->phy_disable)
                vc4_hdmi->variant->phy_disable(vc4_hdmi);
-@@ -646,8 +698,11 @@ static void vc4_hdmi_encoder_disable(str
+@@ -647,8 +699,11 @@ static void vc4_hdmi_encoder_disable(str
  
  static void vc4_hdmi_csc_setup(struct vc4_hdmi *vc4_hdmi, bool enable)
  {
@@ -233,7 +233,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        csc_ctl = VC4_SET_FIELD(VC4_HD_CSC_CTL_ORDER_BGR,
                                VC4_HD_CSC_CTL_ORDER);
  
-@@ -677,14 +732,19 @@ static void vc4_hdmi_csc_setup(struct vc
+@@ -678,14 +733,19 @@ static void vc4_hdmi_csc_setup(struct vc
  
        /* The RGB order applies even when CSC is disabled. */
        HDMI_WRITE(HDMI_CSC_CTL, csc_ctl);
@@ -253,7 +253,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        if (enable) {
                /* CEA VICs other than #1 requre limited range RGB
                 * output unless overridden by an AVI infoframe.
-@@ -716,6 +776,8 @@ static void vc5_hdmi_csc_setup(struct vc
+@@ -717,6 +777,8 @@ static void vc5_hdmi_csc_setup(struct vc
        }
  
        HDMI_WRITE(HDMI_CSC_CTL, csc_ctl);
@@ -262,7 +262,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
  }
  
  static void vc4_hdmi_set_timings(struct vc4_hdmi *vc4_hdmi,
-@@ -739,6 +801,9 @@ static void vc4_hdmi_set_timings(struct
+@@ -740,6 +802,9 @@ static void vc4_hdmi_set_timings(struct
                                        mode->crtc_vsync_end -
                                        interlaced,
                                        VC4_HDMI_VERTB_VBP));
@@ -272,7 +272,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
  
        HDMI_WRITE(HDMI_HORZA,
                   (vsync_pos ? VC4_HDMI_HORZA_VPOS : 0) |
-@@ -762,6 +827,8 @@ static void vc4_hdmi_set_timings(struct
+@@ -763,6 +828,8 @@ static void vc4_hdmi_set_timings(struct
  
        HDMI_WRITE(HDMI_VERTB0, vertb_even);
        HDMI_WRITE(HDMI_VERTB1, vertb);
@@ -281,7 +281,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
  }
  
  static void vc5_hdmi_set_timings(struct vc4_hdmi *vc4_hdmi,
-@@ -785,10 +852,13 @@ static void vc5_hdmi_set_timings(struct
+@@ -786,10 +853,13 @@ static void vc5_hdmi_set_timings(struct
                                        mode->crtc_vsync_end -
                                        interlaced,
                                        VC4_HDMI_VERTB_VBP));
@@ -295,7 +295,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        HDMI_WRITE(HDMI_VEC_INTERFACE_XBAR, 0x354021);
        HDMI_WRITE(HDMI_HORZA,
                   (vsync_pos ? VC5_HDMI_HORZA_VPOS : 0) |
-@@ -847,13 +917,18 @@ static void vc5_hdmi_set_timings(struct
+@@ -848,13 +918,18 @@ static void vc5_hdmi_set_timings(struct
        HDMI_WRITE(HDMI_GCP_CONFIG, reg);
  
        HDMI_WRITE(HDMI_CLOCK_STOP, 0);
@@ -314,7 +314,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        drift = HDMI_READ(HDMI_FIFO_CTL);
        drift &= VC4_HDMI_FIFO_VALID_WRITE_MASK;
  
-@@ -861,12 +936,20 @@ static void vc4_hdmi_recenter_fifo(struc
+@@ -862,12 +937,20 @@ static void vc4_hdmi_recenter_fifo(struc
                   drift & ~VC4_HDMI_FIFO_CTL_RECENTER);
        HDMI_WRITE(HDMI_FIFO_CTL,
                   drift | VC4_HDMI_FIFO_CTL_RECENTER);
@@ -335,7 +335,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        ret = wait_for(HDMI_READ(HDMI_FIFO_CTL) &
                       VC4_HDMI_FIFO_CTL_RECENTER_DONE, 1);
        WARN_ONCE(ret, "Timeout waiting for "
-@@ -900,6 +983,7 @@ static void vc4_hdmi_encoder_pre_crtc_co
+@@ -901,6 +984,7 @@ static void vc4_hdmi_encoder_pre_crtc_co
        struct vc4_hdmi *vc4_hdmi = encoder_to_vc4_hdmi(encoder);
        unsigned long pixel_rate = vc4_conn_state->pixel_rate;
        unsigned long bvb_rate, hsm_rate;
@@ -343,7 +343,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        int ret;
  
        /*
-@@ -968,11 +1052,15 @@ static void vc4_hdmi_encoder_pre_crtc_co
+@@ -969,11 +1053,15 @@ static void vc4_hdmi_encoder_pre_crtc_co
        if (vc4_hdmi->variant->phy_init)
                vc4_hdmi->variant->phy_init(vc4_hdmi, vc4_conn_state);
  
@@ -359,7 +359,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        if (vc4_hdmi->variant->set_timings)
                vc4_hdmi->variant->set_timings(vc4_hdmi, conn_state, mode);
  
-@@ -992,6 +1080,7 @@ static void vc4_hdmi_encoder_pre_crtc_en
+@@ -993,6 +1081,7 @@ static void vc4_hdmi_encoder_pre_crtc_en
        struct drm_display_mode *mode = &encoder->crtc->state->adjusted_mode;
        struct vc4_hdmi_encoder *vc4_encoder = to_vc4_hdmi_encoder(encoder);
        struct vc4_hdmi *vc4_hdmi = encoder_to_vc4_hdmi(encoder);
@@ -367,7 +367,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
  
        if (vc4_encoder->hdmi_monitor &&
            drm_default_rgb_quant_range(mode) == HDMI_QUANTIZATION_RANGE_LIMITED) {
-@@ -1006,7 +1095,9 @@ static void vc4_hdmi_encoder_pre_crtc_en
+@@ -1007,7 +1096,9 @@ static void vc4_hdmi_encoder_pre_crtc_en
                vc4_encoder->limited_rgb_range = false;
        }
  
@@ -377,7 +377,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
  }
  
  static void vc4_hdmi_encoder_post_crtc_enable(struct drm_encoder *encoder,
-@@ -1017,8 +1108,11 @@ static void vc4_hdmi_encoder_post_crtc_e
+@@ -1018,8 +1109,11 @@ static void vc4_hdmi_encoder_post_crtc_e
        struct vc4_hdmi_encoder *vc4_encoder = to_vc4_hdmi_encoder(encoder);
        bool hsync_pos = mode->flags & DRM_MODE_FLAG_PHSYNC;
        bool vsync_pos = mode->flags & DRM_MODE_FLAG_PVSYNC;
@@ -389,7 +389,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        HDMI_WRITE(HDMI_VID_CTL,
                   VC4_HD_VID_CTL_ENABLE |
                   VC4_HD_VID_CTL_CLRRGB |
-@@ -1035,6 +1129,8 @@ static void vc4_hdmi_encoder_post_crtc_e
+@@ -1036,6 +1130,8 @@ static void vc4_hdmi_encoder_post_crtc_e
                           HDMI_READ(HDMI_SCHEDULER_CONTROL) |
                           VC4_HDMI_SCHEDULER_CONTROL_MODE_HDMI);
  
@@ -398,7 +398,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
                ret = wait_for(HDMI_READ(HDMI_SCHEDULER_CONTROL) &
                               VC4_HDMI_SCHEDULER_CONTROL_HDMI_ACTIVE, 1000);
                WARN_ONCE(ret, "Timeout waiting for "
-@@ -1047,6 +1143,8 @@ static void vc4_hdmi_encoder_post_crtc_e
+@@ -1048,6 +1144,8 @@ static void vc4_hdmi_encoder_post_crtc_e
                           HDMI_READ(HDMI_SCHEDULER_CONTROL) &
                           ~VC4_HDMI_SCHEDULER_CONTROL_MODE_HDMI);
  
@@ -407,7 +407,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
                ret = wait_for(!(HDMI_READ(HDMI_SCHEDULER_CONTROL) &
                                 VC4_HDMI_SCHEDULER_CONTROL_HDMI_ACTIVE), 1000);
                WARN_ONCE(ret, "Timeout waiting for "
-@@ -1054,6 +1152,8 @@ static void vc4_hdmi_encoder_post_crtc_e
+@@ -1055,6 +1153,8 @@ static void vc4_hdmi_encoder_post_crtc_e
        }
  
        if (vc4_encoder->hdmi_monitor) {
@@ -416,7 +416,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
                WARN_ON(!(HDMI_READ(HDMI_SCHEDULER_CONTROL) &
                          VC4_HDMI_SCHEDULER_CONTROL_HDMI_ACTIVE));
                HDMI_WRITE(HDMI_SCHEDULER_CONTROL,
-@@ -1063,6 +1163,8 @@ static void vc4_hdmi_encoder_post_crtc_e
+@@ -1064,6 +1164,8 @@ static void vc4_hdmi_encoder_post_crtc_e
                HDMI_WRITE(HDMI_RAM_PACKET_CONFIG,
                           VC4_HDMI_RAM_PACKET_ENABLE);
  
@@ -425,7 +425,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
                vc4_hdmi_set_infoframes(encoder);
        }
  
-@@ -1186,6 +1288,7 @@ static void vc4_hdmi_audio_set_mai_clock
+@@ -1187,6 +1289,7 @@ static void vc4_hdmi_audio_set_mai_clock
                                         unsigned int samplerate)
  {
        u32 hsm_clock = clk_get_rate(vc4_hdmi->audio_clock);
@@ -433,7 +433,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        unsigned long n, m;
  
        rational_best_approximation(hsm_clock, samplerate,
-@@ -1195,9 +1298,11 @@ static void vc4_hdmi_audio_set_mai_clock
+@@ -1196,9 +1299,11 @@ static void vc4_hdmi_audio_set_mai_clock
                                     VC4_HD_MAI_SMP_M_SHIFT) + 1,
                                    &n, &m);
  
@@ -445,7 +445,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
  }
  
  static void vc4_hdmi_set_n_cts(struct vc4_hdmi *vc4_hdmi, unsigned int samplerate)
-@@ -1208,6 +1313,8 @@ static void vc4_hdmi_set_n_cts(struct vc
+@@ -1209,6 +1314,8 @@ static void vc4_hdmi_set_n_cts(struct vc
        u32 n, cts;
        u64 tmp;
  
@@ -454,7 +454,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        n = 128 * samplerate / 1000;
        tmp = (u64)(mode->clock * 1000) * n;
        do_div(tmp, 128 * samplerate);
-@@ -1237,6 +1344,7 @@ static int vc4_hdmi_audio_startup(struct
+@@ -1238,6 +1345,7 @@ static int vc4_hdmi_audio_startup(struct
  {
        struct vc4_hdmi *vc4_hdmi = dev_get_drvdata(dev);
        struct drm_encoder *encoder = &vc4_hdmi->encoder.base.base;
@@ -462,7 +462,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
  
        /*
         * If the HDMI encoder hasn't probed, or the encoder is
-@@ -1248,12 +1356,14 @@ static int vc4_hdmi_audio_startup(struct
+@@ -1249,12 +1357,14 @@ static int vc4_hdmi_audio_startup(struct
  
        vc4_hdmi->audio.streaming = true;
  
@@ -477,7 +477,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
  
        if (vc4_hdmi->variant->phy_rng_enable)
                vc4_hdmi->variant->phy_rng_enable(vc4_hdmi);
-@@ -1265,6 +1375,7 @@ static void vc4_hdmi_audio_reset(struct
+@@ -1266,6 +1376,7 @@ static void vc4_hdmi_audio_reset(struct
  {
        struct drm_encoder *encoder = &vc4_hdmi->encoder.base.base;
        struct device *dev = &vc4_hdmi->pdev->dev;
@@ -485,7 +485,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        int ret;
  
        vc4_hdmi->audio.streaming = false;
-@@ -1272,20 +1383,29 @@ static void vc4_hdmi_audio_reset(struct
+@@ -1273,20 +1384,29 @@ static void vc4_hdmi_audio_reset(struct
        if (ret)
                dev_err(dev, "Failed to stop audio infoframe: %d\n", ret);
  
@@ -515,7 +515,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        if (vc4_hdmi->variant->phy_rng_disable)
                vc4_hdmi->variant->phy_rng_disable(vc4_hdmi);
  
-@@ -1340,6 +1460,7 @@ static int vc4_hdmi_audio_prepare(struct
+@@ -1341,6 +1461,7 @@ static int vc4_hdmi_audio_prepare(struct
        struct drm_encoder *encoder = &vc4_hdmi->encoder.base.base;
        unsigned int sample_rate = params->sample_rate;
        unsigned int channels = params->channels;
@@ -523,7 +523,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        u32 audio_packet_config, channel_mask;
        u32 channel_map;
        u32 mai_audio_format;
-@@ -1348,14 +1469,15 @@ static int vc4_hdmi_audio_prepare(struct
+@@ -1349,14 +1470,15 @@ static int vc4_hdmi_audio_prepare(struct
        dev_dbg(dev, "%s: %u Hz, %d bit, %d channels\n", __func__,
                sample_rate, params->sample_width, channels);
  
@@ -541,7 +541,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        mai_sample_rate = sample_rate_to_mai_fmt(sample_rate);
        if (params->iec.status[0] & IEC958_AES0_NONAUDIO &&
            params->channels == 8)
-@@ -1393,8 +1515,11 @@ static int vc4_hdmi_audio_prepare(struct
+@@ -1394,8 +1516,11 @@ static int vc4_hdmi_audio_prepare(struct
        channel_map = vc4_hdmi->variant->channel_map(vc4_hdmi, channel_mask);
        HDMI_WRITE(HDMI_MAI_CHANNEL_MAP, channel_map);
        HDMI_WRITE(HDMI_AUDIO_PACKET_CONFIG, audio_packet_config);
@@ -553,7 +553,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        memcpy(&vc4_hdmi->audio.infoframe, &params->cea, sizeof(params->cea));
        vc4_hdmi_set_audio_infoframe(encoder);
  
-@@ -1668,6 +1793,8 @@ static void vc4_cec_read_msg(struct vc4_
+@@ -1669,6 +1794,8 @@ static void vc4_cec_read_msg(struct vc4_
        struct cec_msg *msg = &vc4_hdmi->cec_rx_msg;
        unsigned int i;
  
@@ -562,7 +562,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        msg->len = 1 + ((cntrl1 & VC4_HDMI_CEC_REC_WRD_CNT_MASK) >>
                                        VC4_HDMI_CEC_REC_WRD_CNT_SHIFT);
  
-@@ -1686,11 +1813,12 @@ static void vc4_cec_read_msg(struct vc4_
+@@ -1687,11 +1814,12 @@ static void vc4_cec_read_msg(struct vc4_
        }
  }
  
@@ -577,7 +577,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        cntrl1 = HDMI_READ(HDMI_CEC_CNTRL_1);
        vc4_hdmi->cec_tx_ok = cntrl1 & VC4_HDMI_CEC_TX_STATUS_GOOD;
        cntrl1 &= ~VC4_HDMI_CEC_START_XMIT_BEGIN;
-@@ -1699,11 +1827,24 @@ static irqreturn_t vc4_cec_irq_handler_t
+@@ -1700,11 +1828,24 @@ static irqreturn_t vc4_cec_irq_handler_t
        return IRQ_WAKE_THREAD;
  }
  
@@ -603,7 +603,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        vc4_hdmi->cec_rx_msg.len = 0;
        cntrl1 = HDMI_READ(HDMI_CEC_CNTRL_1);
        vc4_cec_read_msg(vc4_hdmi, cntrl1);
-@@ -1716,6 +1857,18 @@ static irqreturn_t vc4_cec_irq_handler_r
+@@ -1717,6 +1858,18 @@ static irqreturn_t vc4_cec_irq_handler_r
        return IRQ_WAKE_THREAD;
  }
  
@@ -622,7 +622,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
  static irqreturn_t vc4_cec_irq_handler(int irq, void *priv)
  {
        struct vc4_hdmi *vc4_hdmi = priv;
-@@ -1726,14 +1879,17 @@ static irqreturn_t vc4_cec_irq_handler(i
+@@ -1727,14 +1880,17 @@ static irqreturn_t vc4_cec_irq_handler(i
        if (!(stat & VC4_HDMI_CPU_CEC))
                return IRQ_NONE;
  
@@ -642,7 +642,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        return ret;
  }
  
-@@ -1742,6 +1898,7 @@ static int vc4_hdmi_cec_enable(struct ce
+@@ -1743,6 +1899,7 @@ static int vc4_hdmi_cec_enable(struct ce
        struct vc4_hdmi *vc4_hdmi = cec_get_drvdata(adap);
        /* clock period in microseconds */
        const u32 usecs = 1000000 / CEC_CLOCK_FREQ;
@@ -650,7 +650,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        u32 val;
        int ret;
  
-@@ -1749,6 +1906,8 @@ static int vc4_hdmi_cec_enable(struct ce
+@@ -1750,6 +1907,8 @@ static int vc4_hdmi_cec_enable(struct ce
        if (ret)
                return ret;
  
@@ -659,7 +659,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        val = HDMI_READ(HDMI_CEC_CNTRL_5);
        val &= ~(VC4_HDMI_CEC_TX_SW_RESET | VC4_HDMI_CEC_RX_SW_RESET |
                 VC4_HDMI_CEC_CNT_TO_4700_US_MASK |
-@@ -1779,12 +1938,17 @@ static int vc4_hdmi_cec_enable(struct ce
+@@ -1780,12 +1939,17 @@ static int vc4_hdmi_cec_enable(struct ce
        if (!vc4_hdmi->variant->external_irq_controller)
                HDMI_WRITE(HDMI_CEC_CPU_MASK_CLEAR, VC4_HDMI_CPU_CEC);
  
@@ -677,7 +677,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
  
        if (!vc4_hdmi->variant->external_irq_controller)
                HDMI_WRITE(HDMI_CEC_CPU_MASK_SET, VC4_HDMI_CPU_CEC);
-@@ -1792,6 +1956,8 @@ static int vc4_hdmi_cec_disable(struct c
+@@ -1793,6 +1957,8 @@ static int vc4_hdmi_cec_disable(struct c
        HDMI_WRITE(HDMI_CEC_CNTRL_5, HDMI_READ(HDMI_CEC_CNTRL_5) |
                   VC4_HDMI_CEC_TX_SW_RESET | VC4_HDMI_CEC_RX_SW_RESET);
  
@@ -686,7 +686,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        pm_runtime_put(&vc4_hdmi->pdev->dev);
  
        return 0;
-@@ -1808,10 +1974,14 @@ static int vc4_hdmi_cec_adap_enable(stru
+@@ -1809,10 +1975,14 @@ static int vc4_hdmi_cec_adap_enable(stru
  static int vc4_hdmi_cec_adap_log_addr(struct cec_adapter *adap, u8 log_addr)
  {
        struct vc4_hdmi *vc4_hdmi = cec_get_drvdata(adap);
@@ -701,7 +701,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        return 0;
  }
  
-@@ -1820,6 +1990,7 @@ static int vc4_hdmi_cec_adap_transmit(st
+@@ -1821,6 +1991,7 @@ static int vc4_hdmi_cec_adap_transmit(st
  {
        struct vc4_hdmi *vc4_hdmi = cec_get_drvdata(adap);
        struct drm_device *dev = vc4_hdmi->connector.dev;
@@ -709,7 +709,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        u32 val;
        unsigned int i;
  
-@@ -1828,6 +1999,8 @@ static int vc4_hdmi_cec_adap_transmit(st
+@@ -1829,6 +2000,8 @@ static int vc4_hdmi_cec_adap_transmit(st
                return -ENOMEM;
        }
  
@@ -718,7 +718,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        for (i = 0; i < msg->len; i += 4)
                HDMI_WRITE(HDMI_CEC_TX_DATA_1 + (i >> 2),
                           (msg->msg[i]) |
-@@ -1843,6 +2016,9 @@ static int vc4_hdmi_cec_adap_transmit(st
+@@ -1844,6 +2017,9 @@ static int vc4_hdmi_cec_adap_transmit(st
        val |= VC4_HDMI_CEC_START_XMIT_BEGIN;
  
        HDMI_WRITE(HDMI_CEC_CNTRL_1, val);
@@ -728,7 +728,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        return 0;
  }
  
-@@ -1857,6 +2033,7 @@ static int vc4_hdmi_cec_init(struct vc4_
+@@ -1858,6 +2034,7 @@ static int vc4_hdmi_cec_init(struct vc4_
        struct cec_connector_info conn_info;
        struct platform_device *pdev = vc4_hdmi->pdev;
        struct device *dev = &pdev->dev;
@@ -736,7 +736,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
        u32 value;
        int ret;
  
-@@ -1876,10 +2053,12 @@ static int vc4_hdmi_cec_init(struct vc4_
+@@ -1877,10 +2054,12 @@ static int vc4_hdmi_cec_init(struct vc4_
        cec_fill_conn_info_from_drm(&conn_info, &vc4_hdmi->connector);
        cec_s_conn_info(vc4_hdmi->cec_adap, &conn_info);
  
@@ -749,7 +749,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
  
        vc4_hdmi_cec_update_clk_div(vc4_hdmi);
  
-@@ -1898,7 +2077,9 @@ static int vc4_hdmi_cec_init(struct vc4_
+@@ -1899,7 +2078,9 @@ static int vc4_hdmi_cec_init(struct vc4_
                if (ret)
                        goto err_remove_cec_rx_handler;
        } else {
@@ -759,7 +759,7 @@ Signed-off-by: Maxime Ripard <maxime@cerno.tech>
  
                ret = request_threaded_irq(platform_get_irq(pdev, 0),
                                           vc4_cec_irq_handler,
-@@ -2168,6 +2349,7 @@ static int vc4_hdmi_bind(struct device *
+@@ -2169,6 +2350,7 @@ static int vc4_hdmi_bind(struct device *
        vc4_hdmi = devm_kzalloc(dev, sizeof(*vc4_hdmi), GFP_KERNEL);
        if (!vc4_hdmi)
                return -ENOMEM;