Lines Matching full:hdmi
3 * DesignWare High-Definition Multimedia Interface (HDMI) driver
13 #include <linux/hdmi.h>
40 #include "dw-hdmi-audio.h"
41 #include "dw-hdmi-cec.h"
42 #include "dw-hdmi.h"
49 /* DW-HDMI Controller >= 0x200a are at least compliant with SCDC version 1 */
127 int (*configure)(struct dw_hdmi *hdmi,
190 void (*enable_audio)(struct dw_hdmi *hdmi);
191 void (*disable_audio)(struct dw_hdmi *hdmi);
209 static inline void hdmi_writeb(struct dw_hdmi *hdmi, u8 val, int offset) in hdmi_writeb() argument
211 regmap_write(hdmi->regm, offset << hdmi->reg_shift, val); in hdmi_writeb()
214 static inline u8 hdmi_readb(struct dw_hdmi *hdmi, int offset) in hdmi_readb() argument
218 regmap_read(hdmi->regm, offset << hdmi->reg_shift, &val); in hdmi_readb()
223 static void handle_plugged_change(struct dw_hdmi *hdmi, bool plugged) in handle_plugged_change() argument
225 if (hdmi->plugged_cb && hdmi->codec_dev) in handle_plugged_change()
226 hdmi->plugged_cb(hdmi->codec_dev, plugged); in handle_plugged_change()
229 int dw_hdmi_set_plugged_cb(struct dw_hdmi *hdmi, hdmi_codec_plugged_cb fn, in dw_hdmi_set_plugged_cb() argument
234 mutex_lock(&hdmi->mutex); in dw_hdmi_set_plugged_cb()
235 hdmi->plugged_cb = fn; in dw_hdmi_set_plugged_cb()
236 hdmi->codec_dev = codec_dev; in dw_hdmi_set_plugged_cb()
237 plugged = hdmi->last_connector_result == connector_status_connected; in dw_hdmi_set_plugged_cb()
238 handle_plugged_change(hdmi, plugged); in dw_hdmi_set_plugged_cb()
239 mutex_unlock(&hdmi->mutex); in dw_hdmi_set_plugged_cb()
245 static void hdmi_modb(struct dw_hdmi *hdmi, u8 data, u8 mask, unsigned reg) in hdmi_modb() argument
247 regmap_update_bits(hdmi->regm, reg << hdmi->reg_shift, mask, data); in hdmi_modb()
250 static void hdmi_mask_writeb(struct dw_hdmi *hdmi, u8 data, unsigned int reg, in hdmi_mask_writeb() argument
253 hdmi_modb(hdmi, data << shift, mask, reg); in hdmi_mask_writeb()
256 static void dw_hdmi_i2c_init(struct dw_hdmi *hdmi) in dw_hdmi_i2c_init() argument
258 hdmi_writeb(hdmi, HDMI_PHY_I2CM_INT_ADDR_DONE_POL, in dw_hdmi_i2c_init()
261 hdmi_writeb(hdmi, HDMI_PHY_I2CM_CTLINT_ADDR_NAC_POL | in dw_hdmi_i2c_init()
266 hdmi_writeb(hdmi, 0x00, HDMI_I2CM_SOFTRSTZ); in dw_hdmi_i2c_init()
269 hdmi_writeb(hdmi, 0x00, HDMI_I2CM_DIV); in dw_hdmi_i2c_init()
272 hdmi_writeb(hdmi, HDMI_I2CM_INT_DONE_POL, HDMI_I2CM_INT); in dw_hdmi_i2c_init()
273 hdmi_writeb(hdmi, HDMI_I2CM_CTLINT_NAC_POL | HDMI_I2CM_CTLINT_ARB_POL, in dw_hdmi_i2c_init()
277 hdmi_writeb(hdmi, HDMI_IH_I2CM_STAT0_ERROR | HDMI_IH_I2CM_STAT0_DONE, in dw_hdmi_i2c_init()
281 hdmi_writeb(hdmi, HDMI_IH_I2CM_STAT0_ERROR | HDMI_IH_I2CM_STAT0_DONE, in dw_hdmi_i2c_init()
285 static bool dw_hdmi_i2c_unwedge(struct dw_hdmi *hdmi) in dw_hdmi_i2c_unwedge() argument
288 if (!hdmi->unwedge_state) in dw_hdmi_i2c_unwedge()
291 dev_info(hdmi->dev, "Attempting to unwedge stuck i2c bus\n"); in dw_hdmi_i2c_unwedge()
311 * its HDMI ports. It happened when the TV was powered on while the in dw_hdmi_i2c_unwedge()
325 pinctrl_select_state(hdmi->pinctrl, hdmi->unwedge_state); in dw_hdmi_i2c_unwedge()
327 pinctrl_select_state(hdmi->pinctrl, hdmi->default_state); in dw_hdmi_i2c_unwedge()
332 static int dw_hdmi_i2c_wait(struct dw_hdmi *hdmi) in dw_hdmi_i2c_wait() argument
334 struct dw_hdmi_i2c *i2c = hdmi->i2c; in dw_hdmi_i2c_wait()
340 if (!dw_hdmi_i2c_unwedge(hdmi)) in dw_hdmi_i2c_wait()
356 static int dw_hdmi_i2c_read(struct dw_hdmi *hdmi, in dw_hdmi_i2c_read() argument
359 struct dw_hdmi_i2c *i2c = hdmi->i2c; in dw_hdmi_i2c_read()
363 dev_dbg(hdmi->dev, "set read register address to 0\n"); in dw_hdmi_i2c_read()
371 hdmi_writeb(hdmi, i2c->slave_reg++, HDMI_I2CM_ADDRESS); in dw_hdmi_i2c_read()
373 hdmi_writeb(hdmi, HDMI_I2CM_OPERATION_READ_EXT, in dw_hdmi_i2c_read()
376 hdmi_writeb(hdmi, HDMI_I2CM_OPERATION_READ, in dw_hdmi_i2c_read()
379 ret = dw_hdmi_i2c_wait(hdmi); in dw_hdmi_i2c_read()
383 *buf++ = hdmi_readb(hdmi, HDMI_I2CM_DATAI); in dw_hdmi_i2c_read()
390 static int dw_hdmi_i2c_write(struct dw_hdmi *hdmi, in dw_hdmi_i2c_write() argument
393 struct dw_hdmi_i2c *i2c = hdmi->i2c; in dw_hdmi_i2c_write()
407 hdmi_writeb(hdmi, *buf++, HDMI_I2CM_DATAO); in dw_hdmi_i2c_write()
408 hdmi_writeb(hdmi, i2c->slave_reg++, HDMI_I2CM_ADDRESS); in dw_hdmi_i2c_write()
409 hdmi_writeb(hdmi, HDMI_I2CM_OPERATION_WRITE, in dw_hdmi_i2c_write()
412 ret = dw_hdmi_i2c_wait(hdmi); in dw_hdmi_i2c_write()
423 struct dw_hdmi *hdmi = i2c_get_adapdata(adap); in dw_hdmi_i2c_xfer() local
424 struct dw_hdmi_i2c *i2c = hdmi->i2c; in dw_hdmi_i2c_xfer()
437 dev_dbg(hdmi->dev, "xfer: num: %d, addr: %#x\n", num, addr); in dw_hdmi_i2c_xfer()
441 dev_dbg(hdmi->dev, in dw_hdmi_i2c_xfer()
451 hdmi_writeb(hdmi, 0x00, HDMI_IH_MUTE_I2CM_STAT0); in dw_hdmi_i2c_xfer()
454 hdmi_writeb(hdmi, addr, HDMI_I2CM_SLAVE); in dw_hdmi_i2c_xfer()
463 dev_dbg(hdmi->dev, "xfer: num: %d/%d, len: %d, flags: %#x\n", in dw_hdmi_i2c_xfer()
467 hdmi_writeb(hdmi, DDC_SEGMENT_ADDR, HDMI_I2CM_SEGADDR); in dw_hdmi_i2c_xfer()
468 hdmi_writeb(hdmi, *msgs[i].buf, HDMI_I2CM_SEGPTR); in dw_hdmi_i2c_xfer()
471 ret = dw_hdmi_i2c_read(hdmi, msgs[i].buf, in dw_hdmi_i2c_xfer()
474 ret = dw_hdmi_i2c_write(hdmi, msgs[i].buf, in dw_hdmi_i2c_xfer()
485 hdmi_writeb(hdmi, HDMI_IH_I2CM_STAT0_ERROR | HDMI_IH_I2CM_STAT0_DONE, in dw_hdmi_i2c_xfer()
503 static struct i2c_adapter *dw_hdmi_i2c_adapter(struct dw_hdmi *hdmi) in dw_hdmi_i2c_adapter() argument
509 i2c = devm_kzalloc(hdmi->dev, sizeof(*i2c), GFP_KERNEL); in dw_hdmi_i2c_adapter()
518 adap->dev.parent = hdmi->dev; in dw_hdmi_i2c_adapter()
520 strscpy(adap->name, "DesignWare HDMI", sizeof(adap->name)); in dw_hdmi_i2c_adapter()
521 i2c_set_adapdata(adap, hdmi); in dw_hdmi_i2c_adapter()
525 dev_warn(hdmi->dev, "cannot add %s I2C adapter\n", adap->name); in dw_hdmi_i2c_adapter()
526 devm_kfree(hdmi->dev, i2c); in dw_hdmi_i2c_adapter()
530 hdmi->i2c = i2c; in dw_hdmi_i2c_adapter()
532 dev_info(hdmi->dev, "registered %s I2C bus driver\n", adap->name); in dw_hdmi_i2c_adapter()
537 static void hdmi_set_cts_n(struct dw_hdmi *hdmi, unsigned int cts, in hdmi_set_cts_n() argument
541 hdmi_modb(hdmi, 0, HDMI_AUD_CTS3_CTS_MANUAL, HDMI_AUD_CTS3); in hdmi_set_cts_n()
544 hdmi_modb(hdmi, 0, HDMI_AUD_CTS3_N_SHIFT_MASK, HDMI_AUD_CTS3); in hdmi_set_cts_n()
548 hdmi_writeb(hdmi, ((cts >> 16) & in hdmi_set_cts_n()
553 hdmi_writeb(hdmi, 0, HDMI_AUD_CTS3); in hdmi_set_cts_n()
554 hdmi_writeb(hdmi, (cts >> 8) & 0xff, HDMI_AUD_CTS2); in hdmi_set_cts_n()
555 hdmi_writeb(hdmi, cts & 0xff, HDMI_AUD_CTS1); in hdmi_set_cts_n()
557 hdmi_writeb(hdmi, (n >> 16) & 0x0f, HDMI_AUD_N3); in hdmi_set_cts_n()
558 hdmi_writeb(hdmi, (n >> 8) & 0xff, HDMI_AUD_N2); in hdmi_set_cts_n()
559 hdmi_writeb(hdmi, n & 0xff, HDMI_AUD_N1); in hdmi_set_cts_n()
632 void dw_hdmi_set_channel_status(struct dw_hdmi *hdmi, in dw_hdmi_set_channel_status() argument
639 hdmi_writeb(hdmi, channel_status[3], HDMI_FC_AUDSCHNLS7); in dw_hdmi_set_channel_status()
640 hdmi_writeb(hdmi, channel_status[4], HDMI_FC_AUDSCHNLS8); in dw_hdmi_set_channel_status()
644 static void hdmi_set_clk_regenerator(struct dw_hdmi *hdmi, in hdmi_set_clk_regenerator() argument
654 config3 = hdmi_readb(hdmi, HDMI_CONFIG3_ID); in hdmi_set_clk_regenerator()
669 dev_dbg(hdmi->dev, "%s: fs=%uHz ftdms=%lu.%03luMHz N=%d cts=%d\n", in hdmi_set_clk_regenerator()
677 spin_lock_irq(&hdmi->audio_lock); in hdmi_set_clk_regenerator()
678 hdmi->audio_n = n; in hdmi_set_clk_regenerator()
679 hdmi->audio_cts = cts; in hdmi_set_clk_regenerator()
680 hdmi_set_cts_n(hdmi, cts, hdmi->audio_enable ? n : 0); in hdmi_set_clk_regenerator()
681 spin_unlock_irq(&hdmi->audio_lock); in hdmi_set_clk_regenerator()
684 static void hdmi_init_clk_regenerator(struct dw_hdmi *hdmi) in hdmi_init_clk_regenerator() argument
686 mutex_lock(&hdmi->audio_mutex); in hdmi_init_clk_regenerator()
687 hdmi_set_clk_regenerator(hdmi, 74250000, hdmi->sample_rate); in hdmi_init_clk_regenerator()
688 mutex_unlock(&hdmi->audio_mutex); in hdmi_init_clk_regenerator()
691 static void hdmi_clk_regenerator_update_pixel_clock(struct dw_hdmi *hdmi) in hdmi_clk_regenerator_update_pixel_clock() argument
693 mutex_lock(&hdmi->audio_mutex); in hdmi_clk_regenerator_update_pixel_clock()
694 hdmi_set_clk_regenerator(hdmi, hdmi->hdmi_data.video_mode.mtmdsclock, in hdmi_clk_regenerator_update_pixel_clock()
695 hdmi->sample_rate); in hdmi_clk_regenerator_update_pixel_clock()
696 mutex_unlock(&hdmi->audio_mutex); in hdmi_clk_regenerator_update_pixel_clock()
699 void dw_hdmi_set_sample_width(struct dw_hdmi *hdmi, unsigned int width) in dw_hdmi_set_sample_width() argument
701 mutex_lock(&hdmi->audio_mutex); in dw_hdmi_set_sample_width()
702 hdmi->sample_width = width; in dw_hdmi_set_sample_width()
703 mutex_unlock(&hdmi->audio_mutex); in dw_hdmi_set_sample_width()
707 void dw_hdmi_set_sample_non_pcm(struct dw_hdmi *hdmi, unsigned int non_pcm) in dw_hdmi_set_sample_non_pcm() argument
709 mutex_lock(&hdmi->audio_mutex); in dw_hdmi_set_sample_non_pcm()
710 hdmi->sample_non_pcm = non_pcm; in dw_hdmi_set_sample_non_pcm()
711 mutex_unlock(&hdmi->audio_mutex); in dw_hdmi_set_sample_non_pcm()
715 void dw_hdmi_set_sample_rate(struct dw_hdmi *hdmi, unsigned int rate) in dw_hdmi_set_sample_rate() argument
717 mutex_lock(&hdmi->audio_mutex); in dw_hdmi_set_sample_rate()
718 hdmi->sample_rate = rate; in dw_hdmi_set_sample_rate()
719 hdmi_set_clk_regenerator(hdmi, hdmi->hdmi_data.video_mode.mtmdsclock, in dw_hdmi_set_sample_rate()
720 hdmi->sample_rate); in dw_hdmi_set_sample_rate()
721 mutex_unlock(&hdmi->audio_mutex); in dw_hdmi_set_sample_rate()
725 void dw_hdmi_set_channel_count(struct dw_hdmi *hdmi, unsigned int cnt) in dw_hdmi_set_channel_count() argument
729 mutex_lock(&hdmi->audio_mutex); in dw_hdmi_set_channel_count()
730 hdmi->channels = cnt; in dw_hdmi_set_channel_count()
741 hdmi_modb(hdmi, layout, HDMI_FC_AUDSCONF_AUD_PACKET_LAYOUT_MASK, in dw_hdmi_set_channel_count()
745 hdmi_modb(hdmi, (cnt - 1) << HDMI_FC_AUDICONF0_CC_OFFSET, in dw_hdmi_set_channel_count()
748 mutex_unlock(&hdmi->audio_mutex); in dw_hdmi_set_channel_count()
752 void dw_hdmi_set_channel_allocation(struct dw_hdmi *hdmi, unsigned int ca) in dw_hdmi_set_channel_allocation() argument
754 mutex_lock(&hdmi->audio_mutex); in dw_hdmi_set_channel_allocation()
756 hdmi_writeb(hdmi, ca, HDMI_FC_AUDICONF2); in dw_hdmi_set_channel_allocation()
758 mutex_unlock(&hdmi->audio_mutex); in dw_hdmi_set_channel_allocation()
762 static void hdmi_enable_audio_clk(struct dw_hdmi *hdmi, bool enable) in hdmi_enable_audio_clk() argument
765 hdmi->mc_clkdis &= ~HDMI_MC_CLKDIS_AUDCLK_DISABLE; in hdmi_enable_audio_clk()
767 hdmi->mc_clkdis |= HDMI_MC_CLKDIS_AUDCLK_DISABLE; in hdmi_enable_audio_clk()
768 hdmi_writeb(hdmi, hdmi->mc_clkdis, HDMI_MC_CLKDIS); in hdmi_enable_audio_clk()
771 static u8 *hdmi_audio_get_eld(struct dw_hdmi *hdmi) in hdmi_audio_get_eld() argument
773 if (!hdmi->curr_conn) in hdmi_audio_get_eld()
776 return hdmi->curr_conn->eld; in hdmi_audio_get_eld()
779 static void dw_hdmi_gp_audio_enable(struct dw_hdmi *hdmi) in dw_hdmi_gp_audio_enable() argument
781 const struct dw_hdmi_plat_data *pdata = hdmi->plat_data; in dw_hdmi_gp_audio_enable()
783 int ch_mask = BIT(hdmi->channels) - 1; in dw_hdmi_gp_audio_enable()
785 switch (hdmi->sample_rate) { in dw_hdmi_gp_audio_enable()
818 hdmi_set_cts_n(hdmi, hdmi->audio_cts, hdmi->audio_n); in dw_hdmi_gp_audio_enable()
819 hdmi_enable_audio_clk(hdmi, true); in dw_hdmi_gp_audio_enable()
821 hdmi_writeb(hdmi, 0x1, HDMI_FC_AUDSCHNLS0); in dw_hdmi_gp_audio_enable()
822 hdmi_writeb(hdmi, hdmi->channels, HDMI_FC_AUDSCHNLS2); in dw_hdmi_gp_audio_enable()
823 hdmi_writeb(hdmi, 0x22, HDMI_FC_AUDSCHNLS3); in dw_hdmi_gp_audio_enable()
824 hdmi_writeb(hdmi, 0x22, HDMI_FC_AUDSCHNLS4); in dw_hdmi_gp_audio_enable()
825 hdmi_writeb(hdmi, 0x11, HDMI_FC_AUDSCHNLS5); in dw_hdmi_gp_audio_enable()
826 hdmi_writeb(hdmi, 0x11, HDMI_FC_AUDSCHNLS6); in dw_hdmi_gp_audio_enable()
827 hdmi_writeb(hdmi, (0x3 << 4) | sample_freq, HDMI_FC_AUDSCHNLS7); in dw_hdmi_gp_audio_enable()
828 hdmi_writeb(hdmi, (org_sample_freq << 4) | 0xb, HDMI_FC_AUDSCHNLS8); in dw_hdmi_gp_audio_enable()
830 hdmi_writeb(hdmi, ch_mask, HDMI_GP_CONF1); in dw_hdmi_gp_audio_enable()
831 hdmi_writeb(hdmi, 0x02, HDMI_GP_CONF2); in dw_hdmi_gp_audio_enable()
832 hdmi_writeb(hdmi, 0x01, HDMI_GP_CONF0); in dw_hdmi_gp_audio_enable()
834 hdmi_modb(hdmi, 0x3, 0x3, HDMI_FC_DATAUTO3); in dw_hdmi_gp_audio_enable()
837 if (hdmi->sample_rate == 192000 && hdmi->channels == 8 && in dw_hdmi_gp_audio_enable()
838 hdmi->sample_width == 32 && hdmi->sample_non_pcm) in dw_hdmi_gp_audio_enable()
839 hdmi_modb(hdmi, 0x01, 0x01, HDMI_GP_CONF2); in dw_hdmi_gp_audio_enable()
842 pdata->enable_audio(hdmi, in dw_hdmi_gp_audio_enable()
843 hdmi->channels, in dw_hdmi_gp_audio_enable()
844 hdmi->sample_width, in dw_hdmi_gp_audio_enable()
845 hdmi->sample_rate, in dw_hdmi_gp_audio_enable()
846 hdmi->sample_non_pcm); in dw_hdmi_gp_audio_enable()
849 static void dw_hdmi_gp_audio_disable(struct dw_hdmi *hdmi) in dw_hdmi_gp_audio_disable() argument
851 const struct dw_hdmi_plat_data *pdata = hdmi->plat_data; in dw_hdmi_gp_audio_disable()
853 hdmi_set_cts_n(hdmi, hdmi->audio_cts, 0); in dw_hdmi_gp_audio_disable()
855 hdmi_modb(hdmi, 0, 0x3, HDMI_FC_DATAUTO3); in dw_hdmi_gp_audio_disable()
857 pdata->disable_audio(hdmi); in dw_hdmi_gp_audio_disable()
859 hdmi_enable_audio_clk(hdmi, false); in dw_hdmi_gp_audio_disable()
862 static void dw_hdmi_ahb_audio_enable(struct dw_hdmi *hdmi) in dw_hdmi_ahb_audio_enable() argument
864 hdmi_set_cts_n(hdmi, hdmi->audio_cts, hdmi->audio_n); in dw_hdmi_ahb_audio_enable()
867 static void dw_hdmi_ahb_audio_disable(struct dw_hdmi *hdmi) in dw_hdmi_ahb_audio_disable() argument
869 hdmi_set_cts_n(hdmi, hdmi->audio_cts, 0); in dw_hdmi_ahb_audio_disable()
872 static void dw_hdmi_i2s_audio_enable(struct dw_hdmi *hdmi) in dw_hdmi_i2s_audio_enable() argument
874 hdmi_set_cts_n(hdmi, hdmi->audio_cts, hdmi->audio_n); in dw_hdmi_i2s_audio_enable()
875 hdmi_enable_audio_clk(hdmi, true); in dw_hdmi_i2s_audio_enable()
878 static void dw_hdmi_i2s_audio_disable(struct dw_hdmi *hdmi) in dw_hdmi_i2s_audio_disable() argument
880 hdmi_enable_audio_clk(hdmi, false); in dw_hdmi_i2s_audio_disable()
883 void dw_hdmi_audio_enable(struct dw_hdmi *hdmi) in dw_hdmi_audio_enable() argument
887 spin_lock_irqsave(&hdmi->audio_lock, flags); in dw_hdmi_audio_enable()
888 hdmi->audio_enable = true; in dw_hdmi_audio_enable()
889 if (hdmi->enable_audio) in dw_hdmi_audio_enable()
890 hdmi->enable_audio(hdmi); in dw_hdmi_audio_enable()
891 spin_unlock_irqrestore(&hdmi->audio_lock, flags); in dw_hdmi_audio_enable()
895 void dw_hdmi_audio_disable(struct dw_hdmi *hdmi) in dw_hdmi_audio_disable() argument
899 spin_lock_irqsave(&hdmi->audio_lock, flags); in dw_hdmi_audio_disable()
900 hdmi->audio_enable = false; in dw_hdmi_audio_disable()
901 if (hdmi->disable_audio) in dw_hdmi_audio_disable()
902 hdmi->disable_audio(hdmi); in dw_hdmi_audio_disable()
903 spin_unlock_irqrestore(&hdmi->audio_lock, flags); in dw_hdmi_audio_disable()
1000 static void hdmi_video_sample(struct dw_hdmi *hdmi) in hdmi_video_sample() argument
1005 switch (hdmi->hdmi_data.enc_in_bus_format) { in hdmi_video_sample()
1053 hdmi_writeb(hdmi, val, HDMI_TX_INVID0); in hdmi_video_sample()
1059 hdmi_writeb(hdmi, val, HDMI_TX_INSTUFFING); in hdmi_video_sample()
1060 hdmi_writeb(hdmi, 0x0, HDMI_TX_GYDATA0); in hdmi_video_sample()
1061 hdmi_writeb(hdmi, 0x0, HDMI_TX_GYDATA1); in hdmi_video_sample()
1062 hdmi_writeb(hdmi, 0x0, HDMI_TX_RCRDATA0); in hdmi_video_sample()
1063 hdmi_writeb(hdmi, 0x0, HDMI_TX_RCRDATA1); in hdmi_video_sample()
1064 hdmi_writeb(hdmi, 0x0, HDMI_TX_BCBDATA0); in hdmi_video_sample()
1065 hdmi_writeb(hdmi, 0x0, HDMI_TX_BCBDATA1); in hdmi_video_sample()
1068 static int is_color_space_conversion(struct dw_hdmi *hdmi) in is_color_space_conversion() argument
1070 struct hdmi_data_info *hdmi_data = &hdmi->hdmi_data; in is_color_space_conversion()
1080 static int is_color_space_decimation(struct dw_hdmi *hdmi) in is_color_space_decimation() argument
1082 if (!hdmi_bus_fmt_is_yuv422(hdmi->hdmi_data.enc_out_bus_format)) in is_color_space_decimation()
1085 if (hdmi_bus_fmt_is_rgb(hdmi->hdmi_data.enc_in_bus_format) || in is_color_space_decimation()
1086 hdmi_bus_fmt_is_yuv444(hdmi->hdmi_data.enc_in_bus_format)) in is_color_space_decimation()
1092 static int is_color_space_interpolation(struct dw_hdmi *hdmi) in is_color_space_interpolation() argument
1094 if (!hdmi_bus_fmt_is_yuv422(hdmi->hdmi_data.enc_in_bus_format)) in is_color_space_interpolation()
1097 if (hdmi_bus_fmt_is_rgb(hdmi->hdmi_data.enc_out_bus_format) || in is_color_space_interpolation()
1098 hdmi_bus_fmt_is_yuv444(hdmi->hdmi_data.enc_out_bus_format)) in is_color_space_interpolation()
1104 static bool is_csc_needed(struct dw_hdmi *hdmi) in is_csc_needed() argument
1106 return is_color_space_conversion(hdmi) || in is_csc_needed()
1107 is_color_space_decimation(hdmi) || in is_csc_needed()
1108 is_color_space_interpolation(hdmi); in is_csc_needed()
1111 static void dw_hdmi_update_csc_coeffs(struct dw_hdmi *hdmi) in dw_hdmi_update_csc_coeffs() argument
1118 is_input_rgb = hdmi_bus_fmt_is_rgb(hdmi->hdmi_data.enc_in_bus_format); in dw_hdmi_update_csc_coeffs()
1119 is_output_rgb = hdmi_bus_fmt_is_rgb(hdmi->hdmi_data.enc_out_bus_format); in dw_hdmi_update_csc_coeffs()
1122 if (hdmi->hdmi_data.enc_out_encoding == V4L2_YCBCR_ENC_601) in dw_hdmi_update_csc_coeffs()
1127 if (hdmi->hdmi_data.enc_out_encoding == V4L2_YCBCR_ENC_601) in dw_hdmi_update_csc_coeffs()
1133 hdmi->hdmi_data.rgb_limited_range) { in dw_hdmi_update_csc_coeffs()
1143 hdmi_writeb(hdmi, coeff_a & 0xff, HDMI_CSC_COEF_A1_LSB + i * 2); in dw_hdmi_update_csc_coeffs()
1144 hdmi_writeb(hdmi, coeff_a >> 8, HDMI_CSC_COEF_A1_MSB + i * 2); in dw_hdmi_update_csc_coeffs()
1145 hdmi_writeb(hdmi, coeff_b & 0xff, HDMI_CSC_COEF_B1_LSB + i * 2); in dw_hdmi_update_csc_coeffs()
1146 hdmi_writeb(hdmi, coeff_b >> 8, HDMI_CSC_COEF_B1_MSB + i * 2); in dw_hdmi_update_csc_coeffs()
1147 hdmi_writeb(hdmi, coeff_c & 0xff, HDMI_CSC_COEF_C1_LSB + i * 2); in dw_hdmi_update_csc_coeffs()
1148 hdmi_writeb(hdmi, coeff_c >> 8, HDMI_CSC_COEF_C1_MSB + i * 2); in dw_hdmi_update_csc_coeffs()
1151 hdmi_modb(hdmi, csc_scale, HDMI_CSC_SCALE_CSCSCALE_MASK, in dw_hdmi_update_csc_coeffs()
1155 static void hdmi_video_csc(struct dw_hdmi *hdmi) in hdmi_video_csc() argument
1162 if (is_color_space_interpolation(hdmi)) in hdmi_video_csc()
1164 else if (is_color_space_decimation(hdmi)) in hdmi_video_csc()
1167 switch (hdmi_bus_fmt_color_depth(hdmi->hdmi_data.enc_out_bus_format)) { in hdmi_video_csc()
1186 hdmi_writeb(hdmi, interpolation | decimation, HDMI_CSC_CFG); in hdmi_video_csc()
1187 hdmi_modb(hdmi, color_depth, HDMI_CSC_SCALE_CSC_COLORDE_PTH_MASK, in hdmi_video_csc()
1190 dw_hdmi_update_csc_coeffs(hdmi); in hdmi_video_csc()
1194 * HDMI video packetizer is used to packetize the data.
1198 static void hdmi_video_packetize(struct dw_hdmi *hdmi) in hdmi_video_packetize() argument
1203 struct hdmi_data_info *hdmi_data = &hdmi->hdmi_data; in hdmi_video_packetize()
1208 if (hdmi_bus_fmt_is_rgb(hdmi->hdmi_data.enc_out_bus_format) || in hdmi_video_packetize()
1209 hdmi_bus_fmt_is_yuv444(hdmi->hdmi_data.enc_out_bus_format) || in hdmi_video_packetize()
1210 hdmi_bus_fmt_is_yuv420(hdmi->hdmi_data.enc_out_bus_format)) { in hdmi_video_packetize()
1212 hdmi->hdmi_data.enc_out_bus_format)) { in hdmi_video_packetize()
1230 } else if (hdmi_bus_fmt_is_yuv422(hdmi->hdmi_data.enc_out_bus_format)) { in hdmi_video_packetize()
1232 hdmi->hdmi_data.enc_out_bus_format)) { in hdmi_video_packetize()
1259 hdmi_writeb(hdmi, val, HDMI_VP_PR_CD); in hdmi_video_packetize()
1267 val = hdmi_readb(hdmi, HDMI_FC_DATAUTO3); in hdmi_video_packetize()
1272 hdmi_writeb(hdmi, val, HDMI_FC_DATAUTO3); in hdmi_video_packetize()
1274 hdmi_modb(hdmi, HDMI_VP_STUFF_PR_STUFFING_STUFFING_MODE, in hdmi_video_packetize()
1286 hdmi_modb(hdmi, vp_conf, in hdmi_video_packetize()
1290 hdmi_modb(hdmi, 1 << HDMI_VP_STUFF_IDEFAULT_PHASE_OFFSET, in hdmi_video_packetize()
1293 hdmi_writeb(hdmi, remap_size, HDMI_VP_REMAP); in hdmi_video_packetize()
1311 hdmi_modb(hdmi, vp_conf, in hdmi_video_packetize()
1315 hdmi_modb(hdmi, HDMI_VP_STUFF_PP_STUFFING_STUFFING_MODE | in hdmi_video_packetize()
1320 hdmi_modb(hdmi, output_select, HDMI_VP_CONF_OUTPUT_SELECTOR_MASK, in hdmi_video_packetize()
1328 static inline void hdmi_phy_test_clear(struct dw_hdmi *hdmi, in hdmi_phy_test_clear() argument
1331 hdmi_modb(hdmi, bit << HDMI_PHY_TST0_TSTCLR_OFFSET, in hdmi_phy_test_clear()
1335 static bool hdmi_phy_wait_i2c_done(struct dw_hdmi *hdmi, int msec) in hdmi_phy_wait_i2c_done() argument
1339 while ((val = hdmi_readb(hdmi, HDMI_IH_I2CMPHY_STAT0) & 0x3) == 0) { in hdmi_phy_wait_i2c_done()
1344 hdmi_writeb(hdmi, val, HDMI_IH_I2CMPHY_STAT0); in hdmi_phy_wait_i2c_done()
1349 void dw_hdmi_phy_i2c_write(struct dw_hdmi *hdmi, unsigned short data, in dw_hdmi_phy_i2c_write() argument
1352 hdmi_writeb(hdmi, 0xFF, HDMI_IH_I2CMPHY_STAT0); in dw_hdmi_phy_i2c_write()
1353 hdmi_writeb(hdmi, addr, HDMI_PHY_I2CM_ADDRESS_ADDR); in dw_hdmi_phy_i2c_write()
1354 hdmi_writeb(hdmi, (unsigned char)(data >> 8), in dw_hdmi_phy_i2c_write()
1356 hdmi_writeb(hdmi, (unsigned char)(data >> 0), in dw_hdmi_phy_i2c_write()
1358 hdmi_writeb(hdmi, HDMI_PHY_I2CM_OPERATION_ADDR_WRITE, in dw_hdmi_phy_i2c_write()
1360 hdmi_phy_wait_i2c_done(hdmi, 1000); in dw_hdmi_phy_i2c_write()
1365 static bool dw_hdmi_support_scdc(struct dw_hdmi *hdmi, in dw_hdmi_support_scdc() argument
1369 if (hdmi->version < 0x200a) in dw_hdmi_support_scdc()
1373 if (!hdmi->ddc) in dw_hdmi_support_scdc()
1377 if (!display->hdmi.scdc.supported || in dw_hdmi_support_scdc()
1378 !display->hdmi.scdc.scrambling.supported) in dw_hdmi_support_scdc()
1385 if (!display->hdmi.scdc.scrambling.low_rates && in dw_hdmi_support_scdc()
1405 void dw_hdmi_set_high_tmds_clock_ratio(struct dw_hdmi *hdmi, in dw_hdmi_set_high_tmds_clock_ratio() argument
1408 unsigned long mtmdsclock = hdmi->hdmi_data.video_mode.mtmdsclock; in dw_hdmi_set_high_tmds_clock_ratio()
1411 if (dw_hdmi_support_scdc(hdmi, display)) { in dw_hdmi_set_high_tmds_clock_ratio()
1413 drm_scdc_set_high_tmds_clock_ratio(hdmi->curr_conn, 1); in dw_hdmi_set_high_tmds_clock_ratio()
1415 drm_scdc_set_high_tmds_clock_ratio(hdmi->curr_conn, 0); in dw_hdmi_set_high_tmds_clock_ratio()
1420 static void dw_hdmi_phy_enable_powerdown(struct dw_hdmi *hdmi, bool enable) in dw_hdmi_phy_enable_powerdown() argument
1422 hdmi_mask_writeb(hdmi, !enable, HDMI_PHY_CONF0, in dw_hdmi_phy_enable_powerdown()
1427 static void dw_hdmi_phy_enable_tmds(struct dw_hdmi *hdmi, u8 enable) in dw_hdmi_phy_enable_tmds() argument
1429 hdmi_mask_writeb(hdmi, enable, HDMI_PHY_CONF0, in dw_hdmi_phy_enable_tmds()
1434 static void dw_hdmi_phy_enable_svsret(struct dw_hdmi *hdmi, u8 enable) in dw_hdmi_phy_enable_svsret() argument
1436 hdmi_mask_writeb(hdmi, enable, HDMI_PHY_CONF0, in dw_hdmi_phy_enable_svsret()
1441 void dw_hdmi_phy_gen2_pddq(struct dw_hdmi *hdmi, u8 enable) in dw_hdmi_phy_gen2_pddq() argument
1443 hdmi_mask_writeb(hdmi, enable, HDMI_PHY_CONF0, in dw_hdmi_phy_gen2_pddq()
1449 void dw_hdmi_phy_gen2_txpwron(struct dw_hdmi *hdmi, u8 enable) in dw_hdmi_phy_gen2_txpwron() argument
1451 hdmi_mask_writeb(hdmi, enable, HDMI_PHY_CONF0, in dw_hdmi_phy_gen2_txpwron()
1457 static void dw_hdmi_phy_sel_data_en_pol(struct dw_hdmi *hdmi, u8 enable) in dw_hdmi_phy_sel_data_en_pol() argument
1459 hdmi_mask_writeb(hdmi, enable, HDMI_PHY_CONF0, in dw_hdmi_phy_sel_data_en_pol()
1464 static void dw_hdmi_phy_sel_interface_control(struct dw_hdmi *hdmi, u8 enable) in dw_hdmi_phy_sel_interface_control() argument
1466 hdmi_mask_writeb(hdmi, enable, HDMI_PHY_CONF0, in dw_hdmi_phy_sel_interface_control()
1471 void dw_hdmi_phy_gen1_reset(struct dw_hdmi *hdmi) in dw_hdmi_phy_gen1_reset() argument
1474 hdmi_writeb(hdmi, 0, HDMI_MC_PHYRSTZ); in dw_hdmi_phy_gen1_reset()
1475 hdmi_writeb(hdmi, HDMI_MC_PHYRSTZ_PHYRSTZ, HDMI_MC_PHYRSTZ); in dw_hdmi_phy_gen1_reset()
1479 void dw_hdmi_phy_gen2_reset(struct dw_hdmi *hdmi) in dw_hdmi_phy_gen2_reset() argument
1482 hdmi_writeb(hdmi, HDMI_MC_PHYRSTZ_PHYRSTZ, HDMI_MC_PHYRSTZ); in dw_hdmi_phy_gen2_reset()
1483 hdmi_writeb(hdmi, 0, HDMI_MC_PHYRSTZ); in dw_hdmi_phy_gen2_reset()
1487 void dw_hdmi_phy_i2c_set_addr(struct dw_hdmi *hdmi, u8 address) in dw_hdmi_phy_i2c_set_addr() argument
1489 hdmi_phy_test_clear(hdmi, 1); in dw_hdmi_phy_i2c_set_addr()
1490 hdmi_writeb(hdmi, address, HDMI_PHY_I2CM_SLAVE_ADDR); in dw_hdmi_phy_i2c_set_addr()
1491 hdmi_phy_test_clear(hdmi, 0); in dw_hdmi_phy_i2c_set_addr()
1495 static void dw_hdmi_phy_power_off(struct dw_hdmi *hdmi) in dw_hdmi_phy_power_off() argument
1497 const struct dw_hdmi_phy_data *phy = hdmi->phy.data; in dw_hdmi_phy_power_off()
1502 dw_hdmi_phy_enable_tmds(hdmi, 0); in dw_hdmi_phy_power_off()
1503 dw_hdmi_phy_enable_powerdown(hdmi, true); in dw_hdmi_phy_power_off()
1507 dw_hdmi_phy_gen2_txpwron(hdmi, 0); in dw_hdmi_phy_power_off()
1514 val = hdmi_readb(hdmi, HDMI_PHY_STAT0); in dw_hdmi_phy_power_off()
1522 dev_warn(hdmi->dev, "PHY failed to power down\n"); in dw_hdmi_phy_power_off()
1524 dev_dbg(hdmi->dev, "PHY powered down in %u iterations\n", i); in dw_hdmi_phy_power_off()
1526 dw_hdmi_phy_gen2_pddq(hdmi, 1); in dw_hdmi_phy_power_off()
1529 static int dw_hdmi_phy_power_on(struct dw_hdmi *hdmi) in dw_hdmi_phy_power_on() argument
1531 const struct dw_hdmi_phy_data *phy = hdmi->phy.data; in dw_hdmi_phy_power_on()
1536 dw_hdmi_phy_enable_powerdown(hdmi, false); in dw_hdmi_phy_power_on()
1539 dw_hdmi_phy_enable_tmds(hdmi, 0); in dw_hdmi_phy_power_on()
1540 dw_hdmi_phy_enable_tmds(hdmi, 1); in dw_hdmi_phy_power_on()
1544 dw_hdmi_phy_gen2_txpwron(hdmi, 1); in dw_hdmi_phy_power_on()
1545 dw_hdmi_phy_gen2_pddq(hdmi, 0); in dw_hdmi_phy_power_on()
1549 val = hdmi_readb(hdmi, HDMI_PHY_STAT0) & HDMI_PHY_TX_PHY_LOCK; in dw_hdmi_phy_power_on()
1557 dev_err(hdmi->dev, "PHY PLL failed to lock\n"); in dw_hdmi_phy_power_on()
1561 dev_dbg(hdmi->dev, "PHY PLL locked %u iterations\n", i); in dw_hdmi_phy_power_on()
1566 * PHY configuration function for the DWC HDMI 3D TX PHY. Based on the available
1570 static int hdmi_phy_configure_dwc_hdmi_3d_tx(struct dw_hdmi *hdmi, in hdmi_phy_configure_dwc_hdmi_3d_tx() argument
1598 dw_hdmi_phy_i2c_write(hdmi, mpll_config->res[0].cpce, in hdmi_phy_configure_dwc_hdmi_3d_tx()
1600 dw_hdmi_phy_i2c_write(hdmi, mpll_config->res[0].gmp, in hdmi_phy_configure_dwc_hdmi_3d_tx()
1602 dw_hdmi_phy_i2c_write(hdmi, curr_ctrl->curr[0], in hdmi_phy_configure_dwc_hdmi_3d_tx()
1605 dw_hdmi_phy_i2c_write(hdmi, 0, HDMI_3D_TX_PHY_PLLPHBYCTRL); in hdmi_phy_configure_dwc_hdmi_3d_tx()
1606 dw_hdmi_phy_i2c_write(hdmi, HDMI_3D_TX_PHY_MSM_CTRL_CKO_SEL_FB_CLK, in hdmi_phy_configure_dwc_hdmi_3d_tx()
1609 dw_hdmi_phy_i2c_write(hdmi, phy_config->term, HDMI_3D_TX_PHY_TXTERM); in hdmi_phy_configure_dwc_hdmi_3d_tx()
1610 dw_hdmi_phy_i2c_write(hdmi, phy_config->sym_ctr, in hdmi_phy_configure_dwc_hdmi_3d_tx()
1612 dw_hdmi_phy_i2c_write(hdmi, phy_config->vlev_ctr, in hdmi_phy_configure_dwc_hdmi_3d_tx()
1616 dw_hdmi_phy_i2c_write(hdmi, HDMI_3D_TX_PHY_CKCALCTRL_OVERRIDE, in hdmi_phy_configure_dwc_hdmi_3d_tx()
1622 static int hdmi_phy_configure(struct dw_hdmi *hdmi, in hdmi_phy_configure() argument
1625 const struct dw_hdmi_phy_data *phy = hdmi->phy.data; in hdmi_phy_configure()
1626 const struct dw_hdmi_plat_data *pdata = hdmi->plat_data; in hdmi_phy_configure()
1627 unsigned long mpixelclock = hdmi->hdmi_data.video_mode.mpixelclock; in hdmi_phy_configure()
1628 unsigned long mtmdsclock = hdmi->hdmi_data.video_mode.mtmdsclock; in hdmi_phy_configure()
1631 dw_hdmi_phy_power_off(hdmi); in hdmi_phy_configure()
1633 dw_hdmi_set_high_tmds_clock_ratio(hdmi, display); in hdmi_phy_configure()
1637 dw_hdmi_phy_enable_svsret(hdmi, 1); in hdmi_phy_configure()
1639 dw_hdmi_phy_gen2_reset(hdmi); in hdmi_phy_configure()
1641 hdmi_writeb(hdmi, HDMI_MC_HEACPHY_RST_ASSERT, HDMI_MC_HEACPHY_RST); in hdmi_phy_configure()
1643 dw_hdmi_phy_i2c_set_addr(hdmi, HDMI_PHY_I2CM_SLAVE_ADDR_PHY_GEN2); in hdmi_phy_configure()
1647 ret = pdata->configure_phy(hdmi, pdata->priv_data, mpixelclock); in hdmi_phy_configure()
1649 ret = phy->configure(hdmi, pdata, mpixelclock); in hdmi_phy_configure()
1651 dev_err(hdmi->dev, "PHY configuration failed (clock %lu)\n", in hdmi_phy_configure()
1660 return dw_hdmi_phy_power_on(hdmi); in hdmi_phy_configure()
1663 static int dw_hdmi_phy_init(struct dw_hdmi *hdmi, void *data, in dw_hdmi_phy_init() argument
1669 /* HDMI Phy spec says to do the phy initialization sequence twice */ in dw_hdmi_phy_init()
1671 dw_hdmi_phy_sel_data_en_pol(hdmi, 1); in dw_hdmi_phy_init()
1672 dw_hdmi_phy_sel_interface_control(hdmi, 0); in dw_hdmi_phy_init()
1674 ret = hdmi_phy_configure(hdmi, display); in dw_hdmi_phy_init()
1682 static void dw_hdmi_phy_disable(struct dw_hdmi *hdmi, void *data) in dw_hdmi_phy_disable() argument
1684 dw_hdmi_phy_power_off(hdmi); in dw_hdmi_phy_disable()
1687 enum drm_connector_status dw_hdmi_phy_read_hpd(struct dw_hdmi *hdmi, in dw_hdmi_phy_read_hpd() argument
1690 return hdmi_readb(hdmi, HDMI_PHY_STAT0) & HDMI_PHY_HPD ? in dw_hdmi_phy_read_hpd()
1695 void dw_hdmi_phy_update_hpd(struct dw_hdmi *hdmi, void *data, in dw_hdmi_phy_update_hpd() argument
1698 u8 old_mask = hdmi->phy_mask; in dw_hdmi_phy_update_hpd()
1701 hdmi->phy_mask |= HDMI_PHY_RX_SENSE; in dw_hdmi_phy_update_hpd()
1703 hdmi->phy_mask &= ~HDMI_PHY_RX_SENSE; in dw_hdmi_phy_update_hpd()
1705 if (old_mask != hdmi->phy_mask) in dw_hdmi_phy_update_hpd()
1706 hdmi_writeb(hdmi, hdmi->phy_mask, HDMI_PHY_MASK0); in dw_hdmi_phy_update_hpd()
1710 void dw_hdmi_phy_setup_hpd(struct dw_hdmi *hdmi, void *data) in dw_hdmi_phy_setup_hpd() argument
1716 hdmi_writeb(hdmi, HDMI_PHY_HPD | HDMI_PHY_RX_SENSE, HDMI_PHY_POL0); in dw_hdmi_phy_setup_hpd()
1717 hdmi_writeb(hdmi, HDMI_IH_PHY_STAT0_HPD | HDMI_IH_PHY_STAT0_RX_SENSE, in dw_hdmi_phy_setup_hpd()
1721 hdmi_writeb(hdmi, hdmi->phy_mask, HDMI_PHY_MASK0); in dw_hdmi_phy_setup_hpd()
1724 hdmi_writeb(hdmi, HDMI_IH_PHY_STAT0_HPD | HDMI_IH_PHY_STAT0_RX_SENSE, in dw_hdmi_phy_setup_hpd()
1726 hdmi_writeb(hdmi, ~(HDMI_IH_PHY_STAT0_HPD | HDMI_IH_PHY_STAT0_RX_SENSE), in dw_hdmi_phy_setup_hpd()
1740 * HDMI TX Setup
1743 static void hdmi_tx_hdcp_config(struct dw_hdmi *hdmi) in hdmi_tx_hdcp_config() argument
1747 if (hdmi->hdmi_data.video_mode.mdataenablepolarity) in hdmi_tx_hdcp_config()
1753 hdmi_modb(hdmi, HDMI_A_HDCPCFG0_RXDETECT_DISABLE, in hdmi_tx_hdcp_config()
1756 hdmi_modb(hdmi, de, HDMI_A_VIDPOLCFG_DATAENPOL_MASK, HDMI_A_VIDPOLCFG); in hdmi_tx_hdcp_config()
1758 hdmi_modb(hdmi, HDMI_A_HDCPCFG1_ENCRYPTIONDISABLE_DISABLE, in hdmi_tx_hdcp_config()
1762 static void hdmi_config_AVI(struct dw_hdmi *hdmi, in hdmi_config_AVI() argument
1772 if (hdmi_bus_fmt_is_rgb(hdmi->hdmi_data.enc_out_bus_format)) { in hdmi_config_AVI()
1774 hdmi->hdmi_data.rgb_limited_range ? in hdmi_config_AVI()
1783 if (hdmi_bus_fmt_is_yuv444(hdmi->hdmi_data.enc_out_bus_format)) in hdmi_config_AVI()
1785 else if (hdmi_bus_fmt_is_yuv422(hdmi->hdmi_data.enc_out_bus_format)) in hdmi_config_AVI()
1787 else if (hdmi_bus_fmt_is_yuv420(hdmi->hdmi_data.enc_out_bus_format)) in hdmi_config_AVI()
1793 if (!hdmi_bus_fmt_is_rgb(hdmi->hdmi_data.enc_out_bus_format)) { in hdmi_config_AVI()
1794 switch (hdmi->hdmi_data.enc_out_encoding) { in hdmi_config_AVI()
1796 if (hdmi->hdmi_data.enc_in_encoding == V4L2_YCBCR_ENC_XV601) in hdmi_config_AVI()
1804 if (hdmi->hdmi_data.enc_in_encoding == V4L2_YCBCR_ENC_XV709) in hdmi_config_AVI()
1841 hdmi_writeb(hdmi, val, HDMI_FC_AVICONF0); in hdmi_config_AVI()
1847 hdmi_writeb(hdmi, val, HDMI_FC_AVICONF1); in hdmi_config_AVI()
1855 hdmi_writeb(hdmi, val, HDMI_FC_AVICONF2); in hdmi_config_AVI()
1859 hdmi_writeb(hdmi, val, HDMI_FC_AVIVID); in hdmi_config_AVI()
1862 val = (((hdmi->hdmi_data.video_mode.mpixelrepetitioninput + 1) << in hdmi_config_AVI()
1865 ((hdmi->hdmi_data.video_mode.mpixelrepetitionoutput << in hdmi_config_AVI()
1868 hdmi_writeb(hdmi, val, HDMI_FC_PRCONF); in hdmi_config_AVI()
1876 hdmi_writeb(hdmi, val, HDMI_FC_AVICONF3); in hdmi_config_AVI()
1879 hdmi_writeb(hdmi, frame.top_bar & 0xff, HDMI_FC_AVIETB0); in hdmi_config_AVI()
1880 hdmi_writeb(hdmi, (frame.top_bar >> 8) & 0xff, HDMI_FC_AVIETB1); in hdmi_config_AVI()
1881 hdmi_writeb(hdmi, frame.bottom_bar & 0xff, HDMI_FC_AVISBB0); in hdmi_config_AVI()
1882 hdmi_writeb(hdmi, (frame.bottom_bar >> 8) & 0xff, HDMI_FC_AVISBB1); in hdmi_config_AVI()
1883 hdmi_writeb(hdmi, frame.left_bar & 0xff, HDMI_FC_AVIELB0); in hdmi_config_AVI()
1884 hdmi_writeb(hdmi, (frame.left_bar >> 8) & 0xff, HDMI_FC_AVIELB1); in hdmi_config_AVI()
1885 hdmi_writeb(hdmi, frame.right_bar & 0xff, HDMI_FC_AVISRB0); in hdmi_config_AVI()
1886 hdmi_writeb(hdmi, (frame.right_bar >> 8) & 0xff, HDMI_FC_AVISRB1); in hdmi_config_AVI()
1889 static void hdmi_config_vendor_specific_infoframe(struct dw_hdmi *hdmi, in hdmi_config_vendor_specific_infoframe() argument
1910 dev_err(hdmi->dev, "Failed to pack vendor infoframe: %zd\n", in hdmi_config_vendor_specific_infoframe()
1914 hdmi_mask_writeb(hdmi, 0, HDMI_FC_DATAUTO0, HDMI_FC_DATAUTO0_VSD_OFFSET, in hdmi_config_vendor_specific_infoframe()
1917 /* Set the length of HDMI vendor specific InfoFrame payload */ in hdmi_config_vendor_specific_infoframe()
1918 hdmi_writeb(hdmi, buffer[2], HDMI_FC_VSDSIZE); in hdmi_config_vendor_specific_infoframe()
1921 hdmi_writeb(hdmi, buffer[4], HDMI_FC_VSDIEEEID0); in hdmi_config_vendor_specific_infoframe()
1922 hdmi_writeb(hdmi, buffer[5], HDMI_FC_VSDIEEEID1); in hdmi_config_vendor_specific_infoframe()
1923 hdmi_writeb(hdmi, buffer[6], HDMI_FC_VSDIEEEID2); in hdmi_config_vendor_specific_infoframe()
1926 hdmi_writeb(hdmi, buffer[7], HDMI_FC_VSDPAYLOAD0); in hdmi_config_vendor_specific_infoframe()
1927 hdmi_writeb(hdmi, buffer[8], HDMI_FC_VSDPAYLOAD1); in hdmi_config_vendor_specific_infoframe()
1930 hdmi_writeb(hdmi, buffer[9], HDMI_FC_VSDPAYLOAD2); in hdmi_config_vendor_specific_infoframe()
1933 hdmi_writeb(hdmi, 1, HDMI_FC_DATAUTO1); in hdmi_config_vendor_specific_infoframe()
1936 hdmi_writeb(hdmi, 0x11, HDMI_FC_DATAUTO2); in hdmi_config_vendor_specific_infoframe()
1939 hdmi_mask_writeb(hdmi, 1, HDMI_FC_DATAUTO0, HDMI_FC_DATAUTO0_VSD_OFFSET, in hdmi_config_vendor_specific_infoframe()
1943 static void hdmi_config_drm_infoframe(struct dw_hdmi *hdmi, in hdmi_config_drm_infoframe() argument
1952 if (!hdmi->plat_data->use_drm_infoframe) in hdmi_config_drm_infoframe()
1955 hdmi_modb(hdmi, HDMI_FC_PACKET_TX_EN_DRM_DISABLE, in hdmi_config_drm_infoframe()
1964 dev_err(hdmi->dev, "Failed to pack drm infoframe: %zd\n", err); in hdmi_config_drm_infoframe()
1968 hdmi_writeb(hdmi, frame.version, HDMI_FC_DRM_HB0); in hdmi_config_drm_infoframe()
1969 hdmi_writeb(hdmi, frame.length, HDMI_FC_DRM_HB1); in hdmi_config_drm_infoframe()
1972 hdmi_writeb(hdmi, buffer[4 + i], HDMI_FC_DRM_PB0 + i); in hdmi_config_drm_infoframe()
1974 hdmi_writeb(hdmi, 1, HDMI_FC_DRM_UP); in hdmi_config_drm_infoframe()
1975 hdmi_modb(hdmi, HDMI_FC_PACKET_TX_EN_DRM_ENABLE, in hdmi_config_drm_infoframe()
1979 static void hdmi_av_composer(struct dw_hdmi *hdmi, in hdmi_av_composer() argument
1984 const struct drm_hdmi_info *hdmi_info = &display->hdmi; in hdmi_av_composer()
1985 struct hdmi_vmode *vmode = &hdmi->hdmi_data.video_mode; in hdmi_av_composer()
1991 dev_dbg(hdmi->dev, "final pixclk = %d\n", vmode->mpixelclock); in hdmi_av_composer()
1995 if (!hdmi_bus_fmt_is_yuv422(hdmi->hdmi_data.enc_out_bus_format)) { in hdmi_av_composer()
1997 hdmi->hdmi_data.enc_out_bus_format)) { in hdmi_av_composer()
2010 if (hdmi_bus_fmt_is_yuv420(hdmi->hdmi_data.enc_out_bus_format)) in hdmi_av_composer()
2013 dev_dbg(hdmi->dev, "final tmdsclock = %d\n", vmode->mtmdsclock); in hdmi_av_composer()
2016 inv_val = (hdmi->hdmi_data.hdcp_enable || in hdmi_av_composer()
2017 (dw_hdmi_support_scdc(hdmi, display) && in hdmi_av_composer()
2035 if (hdmi->vic == 39) in hdmi_av_composer()
2046 inv_val |= hdmi->sink_is_hdmi ? in hdmi_av_composer()
2050 hdmi_writeb(hdmi, inv_val, HDMI_FC_INVIDCONF); in hdmi_av_composer()
2061 if (hdmi_bus_fmt_is_yuv420(hdmi->hdmi_data.enc_out_bus_format)) { in hdmi_av_composer()
2085 if (dw_hdmi_support_scdc(hdmi, display)) { in hdmi_av_composer()
2097 drm_scdc_readb(hdmi->ddc, SCDC_SINK_VERSION, in hdmi_av_composer()
2099 drm_scdc_writeb(hdmi->ddc, SCDC_SOURCE_VERSION, in hdmi_av_composer()
2103 drm_scdc_set_scrambling(hdmi->curr_conn, 1); in hdmi_av_composer()
2112 hdmi_writeb(hdmi, (u8)~HDMI_MC_SWRSTZ_TMDSSWRST_REQ, in hdmi_av_composer()
2114 hdmi_writeb(hdmi, 1, HDMI_FC_SCRAMBLER_CTRL); in hdmi_av_composer()
2116 hdmi_writeb(hdmi, 0, HDMI_FC_SCRAMBLER_CTRL); in hdmi_av_composer()
2117 hdmi_writeb(hdmi, (u8)~HDMI_MC_SWRSTZ_TMDSSWRST_REQ, in hdmi_av_composer()
2119 drm_scdc_set_scrambling(hdmi->curr_conn, 0); in hdmi_av_composer()
2124 hdmi_writeb(hdmi, hdisplay >> 8, HDMI_FC_INHACTV1); in hdmi_av_composer()
2125 hdmi_writeb(hdmi, hdisplay, HDMI_FC_INHACTV0); in hdmi_av_composer()
2128 hdmi_writeb(hdmi, vdisplay >> 8, HDMI_FC_INVACTV1); in hdmi_av_composer()
2129 hdmi_writeb(hdmi, vdisplay, HDMI_FC_INVACTV0); in hdmi_av_composer()
2132 hdmi_writeb(hdmi, hblank >> 8, HDMI_FC_INHBLANK1); in hdmi_av_composer()
2133 hdmi_writeb(hdmi, hblank, HDMI_FC_INHBLANK0); in hdmi_av_composer()
2136 hdmi_writeb(hdmi, vblank, HDMI_FC_INVBLANK); in hdmi_av_composer()
2139 hdmi_writeb(hdmi, h_de_hs >> 8, HDMI_FC_HSYNCINDELAY1); in hdmi_av_composer()
2140 hdmi_writeb(hdmi, h_de_hs, HDMI_FC_HSYNCINDELAY0); in hdmi_av_composer()
2143 hdmi_writeb(hdmi, v_de_vs, HDMI_FC_VSYNCINDELAY); in hdmi_av_composer()
2146 hdmi_writeb(hdmi, hsync_len >> 8, HDMI_FC_HSYNCINWIDTH1); in hdmi_av_composer()
2147 hdmi_writeb(hdmi, hsync_len, HDMI_FC_HSYNCINWIDTH0); in hdmi_av_composer()
2150 hdmi_writeb(hdmi, vsync_len, HDMI_FC_VSYNCINWIDTH); in hdmi_av_composer()
2153 /* HDMI Initialization Step B.4 */
2154 static void dw_hdmi_enable_video_path(struct dw_hdmi *hdmi) in dw_hdmi_enable_video_path() argument
2157 hdmi_writeb(hdmi, 12, HDMI_FC_CTRLDUR); in dw_hdmi_enable_video_path()
2158 hdmi_writeb(hdmi, 32, HDMI_FC_EXCTRLDUR); in dw_hdmi_enable_video_path()
2159 hdmi_writeb(hdmi, 1, HDMI_FC_EXCTRLSPAC); in dw_hdmi_enable_video_path()
2162 hdmi_writeb(hdmi, 0x0B, HDMI_FC_CH0PREAM); in dw_hdmi_enable_video_path()
2163 hdmi_writeb(hdmi, 0x16, HDMI_FC_CH1PREAM); in dw_hdmi_enable_video_path()
2164 hdmi_writeb(hdmi, 0x21, HDMI_FC_CH2PREAM); in dw_hdmi_enable_video_path()
2167 hdmi->mc_clkdis |= HDMI_MC_CLKDIS_HDCPCLK_DISABLE | in dw_hdmi_enable_video_path()
2172 hdmi->mc_clkdis &= ~HDMI_MC_CLKDIS_PIXELCLK_DISABLE; in dw_hdmi_enable_video_path()
2173 hdmi_writeb(hdmi, hdmi->mc_clkdis, HDMI_MC_CLKDIS); in dw_hdmi_enable_video_path()
2175 hdmi->mc_clkdis &= ~HDMI_MC_CLKDIS_TMDSCLK_DISABLE; in dw_hdmi_enable_video_path()
2176 hdmi_writeb(hdmi, hdmi->mc_clkdis, HDMI_MC_CLKDIS); in dw_hdmi_enable_video_path()
2179 if (is_csc_needed(hdmi)) { in dw_hdmi_enable_video_path()
2180 hdmi->mc_clkdis &= ~HDMI_MC_CLKDIS_CSCCLK_DISABLE; in dw_hdmi_enable_video_path()
2181 hdmi_writeb(hdmi, hdmi->mc_clkdis, HDMI_MC_CLKDIS); in dw_hdmi_enable_video_path()
2183 hdmi_writeb(hdmi, HDMI_MC_FLOWCTRL_FEED_THROUGH_OFF_CSC_IN_PATH, in dw_hdmi_enable_video_path()
2186 hdmi->mc_clkdis |= HDMI_MC_CLKDIS_CSCCLK_DISABLE; in dw_hdmi_enable_video_path()
2187 hdmi_writeb(hdmi, hdmi->mc_clkdis, HDMI_MC_CLKDIS); in dw_hdmi_enable_video_path()
2189 hdmi_writeb(hdmi, HDMI_MC_FLOWCTRL_FEED_THROUGH_OFF_CSC_BYPASS, in dw_hdmi_enable_video_path()
2195 static void dw_hdmi_clear_overflow(struct dw_hdmi *hdmi) in dw_hdmi_clear_overflow() argument
2207 * The number of iterations matters and depends on the HDMI TX revision in dw_hdmi_clear_overflow()
2216 switch (hdmi->version) { in dw_hdmi_clear_overflow()
2226 hdmi_writeb(hdmi, (u8)~HDMI_MC_SWRSTZ_TMDSSWRST_REQ, HDMI_MC_SWRSTZ); in dw_hdmi_clear_overflow()
2228 val = hdmi_readb(hdmi, HDMI_FC_INVIDCONF); in dw_hdmi_clear_overflow()
2230 hdmi_writeb(hdmi, val, HDMI_FC_INVIDCONF); in dw_hdmi_clear_overflow()
2233 static void hdmi_disable_overflow_interrupts(struct dw_hdmi *hdmi) in hdmi_disable_overflow_interrupts() argument
2235 hdmi_writeb(hdmi, HDMI_IH_MUTE_FC_STAT2_OVERFLOW_MASK, in hdmi_disable_overflow_interrupts()
2239 static int dw_hdmi_setup(struct dw_hdmi *hdmi, in dw_hdmi_setup() argument
2245 hdmi_disable_overflow_interrupts(hdmi); in dw_hdmi_setup()
2247 hdmi->vic = drm_match_cea_mode(mode); in dw_hdmi_setup()
2249 if (!hdmi->vic) { in dw_hdmi_setup()
2250 dev_dbg(hdmi->dev, "Non-CEA mode used in HDMI\n"); in dw_hdmi_setup()
2252 dev_dbg(hdmi->dev, "CEA mode used vic=%d\n", hdmi->vic); in dw_hdmi_setup()
2255 if ((hdmi->vic == 6) || (hdmi->vic == 7) || in dw_hdmi_setup()
2256 (hdmi->vic == 21) || (hdmi->vic == 22) || in dw_hdmi_setup()
2257 (hdmi->vic == 2) || (hdmi->vic == 3) || in dw_hdmi_setup()
2258 (hdmi->vic == 17) || (hdmi->vic == 18)) in dw_hdmi_setup()
2259 hdmi->hdmi_data.enc_out_encoding = V4L2_YCBCR_ENC_601; in dw_hdmi_setup()
2261 hdmi->hdmi_data.enc_out_encoding = V4L2_YCBCR_ENC_709; in dw_hdmi_setup()
2263 hdmi->hdmi_data.video_mode.mpixelrepetitionoutput = 0; in dw_hdmi_setup()
2264 hdmi->hdmi_data.video_mode.mpixelrepetitioninput = 0; in dw_hdmi_setup()
2266 if (hdmi->hdmi_data.enc_in_bus_format == MEDIA_BUS_FMT_FIXED) in dw_hdmi_setup()
2267 hdmi->hdmi_data.enc_in_bus_format = MEDIA_BUS_FMT_RGB888_1X24; in dw_hdmi_setup()
2270 if (hdmi->plat_data->input_bus_encoding) in dw_hdmi_setup()
2271 hdmi->hdmi_data.enc_in_encoding = in dw_hdmi_setup()
2272 hdmi->plat_data->input_bus_encoding; in dw_hdmi_setup()
2274 hdmi->hdmi_data.enc_in_encoding = V4L2_YCBCR_ENC_DEFAULT; in dw_hdmi_setup()
2276 if (hdmi->hdmi_data.enc_out_bus_format == MEDIA_BUS_FMT_FIXED) in dw_hdmi_setup()
2277 hdmi->hdmi_data.enc_out_bus_format = MEDIA_BUS_FMT_RGB888_1X24; in dw_hdmi_setup()
2279 hdmi->hdmi_data.rgb_limited_range = hdmi->sink_is_hdmi && in dw_hdmi_setup()
2283 hdmi->hdmi_data.pix_repet_factor = 0; in dw_hdmi_setup()
2284 hdmi->hdmi_data.hdcp_enable = 0; in dw_hdmi_setup()
2285 hdmi->hdmi_data.video_mode.mdataenablepolarity = true; in dw_hdmi_setup()
2287 /* HDMI Initialization Step B.1 */ in dw_hdmi_setup()
2288 hdmi_av_composer(hdmi, &connector->display_info, mode); in dw_hdmi_setup()
2290 /* HDMI Initializateion Step B.2 */ in dw_hdmi_setup()
2291 ret = hdmi->phy.ops->init(hdmi, hdmi->phy.data, in dw_hdmi_setup()
2293 &hdmi->previous_mode); in dw_hdmi_setup()
2296 hdmi->phy.enabled = true; in dw_hdmi_setup()
2298 /* HDMI Initialization Step B.3 */ in dw_hdmi_setup()
2299 dw_hdmi_enable_video_path(hdmi); in dw_hdmi_setup()
2301 if (hdmi->sink_has_audio) { in dw_hdmi_setup()
2302 dev_dbg(hdmi->dev, "sink has audio support\n"); in dw_hdmi_setup()
2304 /* HDMI Initialization Step E - Configure audio */ in dw_hdmi_setup()
2305 hdmi_clk_regenerator_update_pixel_clock(hdmi); in dw_hdmi_setup()
2306 hdmi_enable_audio_clk(hdmi, hdmi->audio_enable); in dw_hdmi_setup()
2310 if (hdmi->sink_is_hdmi) { in dw_hdmi_setup()
2311 dev_dbg(hdmi->dev, "%s HDMI mode\n", __func__); in dw_hdmi_setup()
2313 /* HDMI Initialization Step F - Configure AVI InfoFrame */ in dw_hdmi_setup()
2314 hdmi_config_AVI(hdmi, connector, mode); in dw_hdmi_setup()
2315 hdmi_config_vendor_specific_infoframe(hdmi, connector, mode); in dw_hdmi_setup()
2316 hdmi_config_drm_infoframe(hdmi, connector); in dw_hdmi_setup()
2318 dev_dbg(hdmi->dev, "%s DVI mode\n", __func__); in dw_hdmi_setup()
2321 hdmi_video_packetize(hdmi); in dw_hdmi_setup()
2322 hdmi_video_csc(hdmi); in dw_hdmi_setup()
2323 hdmi_video_sample(hdmi); in dw_hdmi_setup()
2324 hdmi_tx_hdcp_config(hdmi); in dw_hdmi_setup()
2326 dw_hdmi_clear_overflow(hdmi); in dw_hdmi_setup()
2331 static void initialize_hdmi_ih_mutes(struct dw_hdmi *hdmi) in initialize_hdmi_ih_mutes() argument
2340 * Disable top level interrupt bits in HDMI block in initialize_hdmi_ih_mutes()
2342 ih_mute = hdmi_readb(hdmi, HDMI_IH_MUTE) | in initialize_hdmi_ih_mutes()
2346 hdmi_writeb(hdmi, ih_mute, HDMI_IH_MUTE); in initialize_hdmi_ih_mutes()
2349 hdmi_writeb(hdmi, 0xff, HDMI_VP_MASK); in initialize_hdmi_ih_mutes()
2350 hdmi_writeb(hdmi, 0xff, HDMI_FC_MASK0); in initialize_hdmi_ih_mutes()
2351 hdmi_writeb(hdmi, 0xff, HDMI_FC_MASK1); in initialize_hdmi_ih_mutes()
2352 hdmi_writeb(hdmi, 0xff, HDMI_FC_MASK2); in initialize_hdmi_ih_mutes()
2353 hdmi_writeb(hdmi, 0xff, HDMI_PHY_MASK0); in initialize_hdmi_ih_mutes()
2354 hdmi_writeb(hdmi, 0xff, HDMI_PHY_I2CM_INT_ADDR); in initialize_hdmi_ih_mutes()
2355 hdmi_writeb(hdmi, 0xff, HDMI_PHY_I2CM_CTLINT_ADDR); in initialize_hdmi_ih_mutes()
2356 hdmi_writeb(hdmi, 0xff, HDMI_AUD_INT); in initialize_hdmi_ih_mutes()
2357 hdmi_writeb(hdmi, 0xff, HDMI_AUD_SPDIFINT); in initialize_hdmi_ih_mutes()
2358 hdmi_writeb(hdmi, 0xff, HDMI_AUD_HBR_MASK); in initialize_hdmi_ih_mutes()
2359 hdmi_writeb(hdmi, 0xff, HDMI_GP_MASK); in initialize_hdmi_ih_mutes()
2360 hdmi_writeb(hdmi, 0xff, HDMI_A_APIINTMSK); in initialize_hdmi_ih_mutes()
2361 hdmi_writeb(hdmi, 0xff, HDMI_I2CM_INT); in initialize_hdmi_ih_mutes()
2362 hdmi_writeb(hdmi, 0xff, HDMI_I2CM_CTLINT); in initialize_hdmi_ih_mutes()
2365 hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_FC_STAT0); in initialize_hdmi_ih_mutes()
2366 hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_FC_STAT1); in initialize_hdmi_ih_mutes()
2367 hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_FC_STAT2); in initialize_hdmi_ih_mutes()
2368 hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_AS_STAT0); in initialize_hdmi_ih_mutes()
2369 hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_PHY_STAT0); in initialize_hdmi_ih_mutes()
2370 hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_I2CM_STAT0); in initialize_hdmi_ih_mutes()
2371 hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_CEC_STAT0); in initialize_hdmi_ih_mutes()
2372 hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_VP_STAT0); in initialize_hdmi_ih_mutes()
2373 hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_I2CMPHY_STAT0); in initialize_hdmi_ih_mutes()
2374 hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_AHBDMAAUD_STAT0); in initialize_hdmi_ih_mutes()
2376 /* Enable top level interrupt bits in HDMI block */ in initialize_hdmi_ih_mutes()
2379 hdmi_writeb(hdmi, ih_mute, HDMI_IH_MUTE); in initialize_hdmi_ih_mutes()
2382 static void dw_hdmi_poweron(struct dw_hdmi *hdmi) in dw_hdmi_poweron() argument
2384 hdmi->bridge_is_on = true; in dw_hdmi_poweron()
2388 * is only be called when !hdmi->disabled. in dw_hdmi_poweron()
2390 dw_hdmi_setup(hdmi, hdmi->curr_conn, &hdmi->previous_mode); in dw_hdmi_poweron()
2393 static void dw_hdmi_poweroff(struct dw_hdmi *hdmi) in dw_hdmi_poweroff() argument
2395 if (hdmi->phy.enabled) { in dw_hdmi_poweroff()
2396 hdmi->phy.ops->disable(hdmi, hdmi->phy.data); in dw_hdmi_poweroff()
2397 hdmi->phy.enabled = false; in dw_hdmi_poweroff()
2400 hdmi->bridge_is_on = false; in dw_hdmi_poweroff()
2403 static void dw_hdmi_update_power(struct dw_hdmi *hdmi) in dw_hdmi_update_power() argument
2405 int force = hdmi->force; in dw_hdmi_update_power()
2407 if (hdmi->disabled) { in dw_hdmi_update_power()
2410 if (hdmi->rxsense) in dw_hdmi_update_power()
2417 if (hdmi->bridge_is_on) in dw_hdmi_update_power()
2418 dw_hdmi_poweroff(hdmi); in dw_hdmi_update_power()
2420 if (!hdmi->bridge_is_on) in dw_hdmi_update_power()
2421 dw_hdmi_poweron(hdmi); in dw_hdmi_update_power()
2437 static void dw_hdmi_update_phy_mask(struct dw_hdmi *hdmi) in dw_hdmi_update_phy_mask() argument
2439 if (hdmi->phy.ops->update_hpd) in dw_hdmi_update_phy_mask()
2440 hdmi->phy.ops->update_hpd(hdmi, hdmi->phy.data, in dw_hdmi_update_phy_mask()
2441 hdmi->force, hdmi->disabled, in dw_hdmi_update_phy_mask()
2442 hdmi->rxsense); in dw_hdmi_update_phy_mask()
2445 static enum drm_connector_status dw_hdmi_detect(struct dw_hdmi *hdmi) in dw_hdmi_detect() argument
2449 result = hdmi->phy.ops->read_hpd(hdmi, hdmi->phy.data); in dw_hdmi_detect()
2450 hdmi->last_connector_result = result; in dw_hdmi_detect()
2455 static const struct drm_edid *dw_hdmi_edid_read(struct dw_hdmi *hdmi, in dw_hdmi_edid_read() argument
2461 if (!hdmi->ddc) in dw_hdmi_edid_read()
2464 drm_edid = drm_edid_read_ddc(connector, hdmi->ddc); in dw_hdmi_edid_read()
2466 dev_dbg(hdmi->dev, "failed to get edid\n"); in dw_hdmi_edid_read()
2477 dev_dbg(hdmi->dev, "got edid: width[%d] x height[%d]\n", in dw_hdmi_edid_read()
2480 hdmi->sink_is_hdmi = drm_detect_hdmi_monitor(edid); in dw_hdmi_edid_read()
2481 hdmi->sink_has_audio = drm_detect_monitor_audio(edid); in dw_hdmi_edid_read()
2493 struct dw_hdmi *hdmi = container_of(connector, struct dw_hdmi, in dw_hdmi_connector_detect() local
2495 return dw_hdmi_detect(hdmi); in dw_hdmi_connector_detect()
2500 struct dw_hdmi *hdmi = container_of(connector, struct dw_hdmi, in dw_hdmi_connector_get_modes() local
2505 drm_edid = dw_hdmi_edid_read(hdmi, connector); in dw_hdmi_connector_get_modes()
2508 cec_notifier_set_phys_addr(hdmi->cec_notifier, in dw_hdmi_connector_get_modes()
2542 struct dw_hdmi *hdmi = container_of(connector, struct dw_hdmi, in dw_hdmi_connector_force() local
2545 mutex_lock(&hdmi->mutex); in dw_hdmi_connector_force()
2546 hdmi->force = connector->force; in dw_hdmi_connector_force()
2547 dw_hdmi_update_power(hdmi); in dw_hdmi_connector_force()
2548 dw_hdmi_update_phy_mask(hdmi); in dw_hdmi_connector_force()
2549 mutex_unlock(&hdmi->mutex); in dw_hdmi_connector_force()
2567 static int dw_hdmi_connector_create(struct dw_hdmi *hdmi) in dw_hdmi_connector_create() argument
2569 struct drm_connector *connector = &hdmi->connector; in dw_hdmi_connector_create()
2573 if (hdmi->version >= 0x200a) in dw_hdmi_connector_create()
2575 hdmi->plat_data->ycbcr_420_allowed; in dw_hdmi_connector_create()
2584 drm_connector_init_with_ddc(hdmi->bridge.dev, connector, in dw_hdmi_connector_create()
2587 hdmi->ddc); in dw_hdmi_connector_create()
2597 if (hdmi->version >= 0x200a && hdmi->plat_data->use_drm_infoframe) in dw_hdmi_connector_create()
2600 drm_connector_attach_encoder(connector, hdmi->bridge.encoder); in dw_hdmi_connector_create()
2604 notifier = cec_notifier_conn_register(hdmi->dev, NULL, &conn_info); in dw_hdmi_connector_create()
2608 mutex_lock(&hdmi->cec_notifier_mutex); in dw_hdmi_connector_create()
2609 hdmi->cec_notifier = notifier; in dw_hdmi_connector_create()
2610 mutex_unlock(&hdmi->cec_notifier_mutex); in dw_hdmi_connector_create()
2651 bool is_hdmi2_sink = info->hdmi.scdc.supported || in dw_hdmi_bridge_atomic_get_output_bus_fmts()
2663 /* If dw-hdmi is the first or only bridge, avoid negociating with ourselves */ in dw_hdmi_bridge_atomic_get_output_bus_fmts()
2682 (info->hdmi.y420_dc_modes & DRM_EDID_YCBCR420_DC_48)) in dw_hdmi_bridge_atomic_get_output_bus_fmts()
2686 (info->hdmi.y420_dc_modes & DRM_EDID_YCBCR420_DC_36)) in dw_hdmi_bridge_atomic_get_output_bus_fmts()
2690 (info->hdmi.y420_dc_modes & DRM_EDID_YCBCR420_DC_30)) in dw_hdmi_bridge_atomic_get_output_bus_fmts()
2877 struct dw_hdmi *hdmi = bridge->driver_private; in dw_hdmi_bridge_atomic_check() local
2879 hdmi->hdmi_data.enc_out_bus_format = in dw_hdmi_bridge_atomic_check()
2882 hdmi->hdmi_data.enc_in_bus_format = in dw_hdmi_bridge_atomic_check()
2885 dev_dbg(hdmi->dev, "input format 0x%04x, output format 0x%04x\n", in dw_hdmi_bridge_atomic_check()
2896 struct dw_hdmi *hdmi = bridge->driver_private; in dw_hdmi_bridge_attach() local
2899 return drm_bridge_attach(encoder, hdmi->next_bridge, in dw_hdmi_bridge_attach()
2902 return dw_hdmi_connector_create(hdmi); in dw_hdmi_bridge_attach()
2907 struct dw_hdmi *hdmi = bridge->driver_private; in dw_hdmi_bridge_detach() local
2909 mutex_lock(&hdmi->cec_notifier_mutex); in dw_hdmi_bridge_detach()
2910 cec_notifier_conn_unregister(hdmi->cec_notifier); in dw_hdmi_bridge_detach()
2911 hdmi->cec_notifier = NULL; in dw_hdmi_bridge_detach()
2912 mutex_unlock(&hdmi->cec_notifier_mutex); in dw_hdmi_bridge_detach()
2920 struct dw_hdmi *hdmi = bridge->driver_private; in dw_hdmi_bridge_mode_valid() local
2921 const struct dw_hdmi_plat_data *pdata = hdmi->plat_data; in dw_hdmi_bridge_mode_valid()
2929 mode_status = pdata->mode_valid(hdmi, pdata->priv_data, info, in dw_hdmi_bridge_mode_valid()
2939 struct dw_hdmi *hdmi = bridge->driver_private; in dw_hdmi_bridge_mode_set() local
2941 mutex_lock(&hdmi->mutex); in dw_hdmi_bridge_mode_set()
2944 drm_mode_copy(&hdmi->previous_mode, mode); in dw_hdmi_bridge_mode_set()
2946 mutex_unlock(&hdmi->mutex); in dw_hdmi_bridge_mode_set()
2952 struct dw_hdmi *hdmi = bridge->driver_private; in dw_hdmi_bridge_atomic_disable() local
2954 mutex_lock(&hdmi->mutex); in dw_hdmi_bridge_atomic_disable()
2955 hdmi->disabled = true; in dw_hdmi_bridge_atomic_disable()
2956 hdmi->curr_conn = NULL; in dw_hdmi_bridge_atomic_disable()
2957 dw_hdmi_update_power(hdmi); in dw_hdmi_bridge_atomic_disable()
2958 dw_hdmi_update_phy_mask(hdmi); in dw_hdmi_bridge_atomic_disable()
2959 handle_plugged_change(hdmi, false); in dw_hdmi_bridge_atomic_disable()
2960 mutex_unlock(&hdmi->mutex); in dw_hdmi_bridge_atomic_disable()
2966 struct dw_hdmi *hdmi = bridge->driver_private; in dw_hdmi_bridge_atomic_enable() local
2972 mutex_lock(&hdmi->mutex); in dw_hdmi_bridge_atomic_enable()
2973 hdmi->disabled = false; in dw_hdmi_bridge_atomic_enable()
2974 hdmi->curr_conn = connector; in dw_hdmi_bridge_atomic_enable()
2975 dw_hdmi_update_power(hdmi); in dw_hdmi_bridge_atomic_enable()
2976 dw_hdmi_update_phy_mask(hdmi); in dw_hdmi_bridge_atomic_enable()
2977 handle_plugged_change(hdmi, true); in dw_hdmi_bridge_atomic_enable()
2978 mutex_unlock(&hdmi->mutex); in dw_hdmi_bridge_atomic_enable()
2984 struct dw_hdmi *hdmi = bridge->driver_private; in dw_hdmi_bridge_detect() local
2986 return dw_hdmi_detect(hdmi); in dw_hdmi_bridge_detect()
2992 struct dw_hdmi *hdmi = bridge->driver_private; in dw_hdmi_bridge_edid_read() local
2994 return dw_hdmi_edid_read(hdmi, connector); in dw_hdmi_bridge_edid_read()
3018 static irqreturn_t dw_hdmi_i2c_irq(struct dw_hdmi *hdmi) in dw_hdmi_i2c_irq() argument
3020 struct dw_hdmi_i2c *i2c = hdmi->i2c; in dw_hdmi_i2c_irq()
3023 stat = hdmi_readb(hdmi, HDMI_IH_I2CM_STAT0); in dw_hdmi_i2c_irq()
3027 hdmi_writeb(hdmi, stat, HDMI_IH_I2CM_STAT0); in dw_hdmi_i2c_irq()
3038 struct dw_hdmi *hdmi = dev_id; in dw_hdmi_hardirq() local
3042 if (hdmi->i2c) in dw_hdmi_hardirq()
3043 ret = dw_hdmi_i2c_irq(hdmi); in dw_hdmi_hardirq()
3045 intr_stat = hdmi_readb(hdmi, HDMI_IH_PHY_STAT0); in dw_hdmi_hardirq()
3047 hdmi_writeb(hdmi, ~0, HDMI_IH_MUTE_PHY_STAT0); in dw_hdmi_hardirq()
3054 void dw_hdmi_setup_rx_sense(struct dw_hdmi *hdmi, bool hpd, bool rx_sense) in dw_hdmi_setup_rx_sense() argument
3056 mutex_lock(&hdmi->mutex); in dw_hdmi_setup_rx_sense()
3058 if (!hdmi->force) { in dw_hdmi_setup_rx_sense()
3064 hdmi->rxsense = false; in dw_hdmi_setup_rx_sense()
3073 hdmi->rxsense = true; in dw_hdmi_setup_rx_sense()
3075 dw_hdmi_update_power(hdmi); in dw_hdmi_setup_rx_sense()
3076 dw_hdmi_update_phy_mask(hdmi); in dw_hdmi_setup_rx_sense()
3078 mutex_unlock(&hdmi->mutex); in dw_hdmi_setup_rx_sense()
3084 struct dw_hdmi *hdmi = dev_id; in dw_hdmi_irq() local
3088 intr_stat = hdmi_readb(hdmi, HDMI_IH_PHY_STAT0); in dw_hdmi_irq()
3089 phy_int_pol = hdmi_readb(hdmi, HDMI_PHY_POL0); in dw_hdmi_irq()
3090 phy_stat = hdmi_readb(hdmi, HDMI_PHY_STAT0); in dw_hdmi_irq()
3105 hdmi_modb(hdmi, ~phy_int_pol, phy_pol_mask, HDMI_PHY_POL0); in dw_hdmi_irq()
3116 dw_hdmi_setup_rx_sense(hdmi, in dw_hdmi_irq()
3121 mutex_lock(&hdmi->cec_notifier_mutex); in dw_hdmi_irq()
3122 cec_notifier_phys_addr_invalidate(hdmi->cec_notifier); in dw_hdmi_irq()
3123 mutex_unlock(&hdmi->cec_notifier_mutex); in dw_hdmi_irq()
3134 dev_dbg(hdmi->dev, "EVENT=%s\n", in dw_hdmi_irq()
3138 if (hdmi->bridge.dev) { in dw_hdmi_irq()
3139 drm_helper_hpd_irq_event(hdmi->bridge.dev); in dw_hdmi_irq()
3140 drm_bridge_hpd_notify(&hdmi->bridge, status); in dw_hdmi_irq()
3144 hdmi_writeb(hdmi, intr_stat, HDMI_IH_PHY_STAT0); in dw_hdmi_irq()
3145 hdmi_writeb(hdmi, ~(HDMI_IH_PHY_STAT0_HPD | HDMI_IH_PHY_STAT0_RX_SENSE), in dw_hdmi_irq()
3154 .name = "DWC HDMI TX PHY",
3170 .name = "DWC HDMI 3D TX PHY + HEAC PHY",
3175 .name = "DWC HDMI 3D TX PHY",
3180 .name = "DWC HDMI 2.0 TX PHY",
3190 static int dw_hdmi_detect_phy(struct dw_hdmi *hdmi) in dw_hdmi_detect_phy() argument
3195 phy_type = hdmi->plat_data->phy_force_vendor ? in dw_hdmi_detect_phy()
3197 hdmi_readb(hdmi, HDMI_CONFIG2_ID); in dw_hdmi_detect_phy()
3201 if (!hdmi->plat_data->phy_ops || !hdmi->plat_data->phy_name) { in dw_hdmi_detect_phy()
3202 dev_err(hdmi->dev, in dw_hdmi_detect_phy()
3203 "Vendor HDMI PHY not supported by glue layer\n"); in dw_hdmi_detect_phy()
3207 hdmi->phy.ops = hdmi->plat_data->phy_ops; in dw_hdmi_detect_phy()
3208 hdmi->phy.data = hdmi->plat_data->phy_data; in dw_hdmi_detect_phy()
3209 hdmi->phy.name = hdmi->plat_data->phy_name; in dw_hdmi_detect_phy()
3216 hdmi->phy.ops = &dw_hdmi_synopsys_phy_ops; in dw_hdmi_detect_phy()
3217 hdmi->phy.name = dw_hdmi_phys[i].name; in dw_hdmi_detect_phy()
3218 hdmi->phy.data = (void *)&dw_hdmi_phys[i]; in dw_hdmi_detect_phy()
3221 !hdmi->plat_data->configure_phy) { in dw_hdmi_detect_phy()
3222 dev_err(hdmi->dev, "%s requires platform support\n", in dw_hdmi_detect_phy()
3223 hdmi->phy.name); in dw_hdmi_detect_phy()
3231 dev_err(hdmi->dev, "Unsupported HDMI PHY type (%02x)\n", phy_type); in dw_hdmi_detect_phy()
3235 static void dw_hdmi_cec_enable(struct dw_hdmi *hdmi) in dw_hdmi_cec_enable() argument
3237 mutex_lock(&hdmi->mutex); in dw_hdmi_cec_enable()
3238 hdmi->mc_clkdis &= ~HDMI_MC_CLKDIS_CECCLK_DISABLE; in dw_hdmi_cec_enable()
3239 hdmi_writeb(hdmi, hdmi->mc_clkdis, HDMI_MC_CLKDIS); in dw_hdmi_cec_enable()
3240 mutex_unlock(&hdmi->mutex); in dw_hdmi_cec_enable()
3243 static void dw_hdmi_cec_disable(struct dw_hdmi *hdmi) in dw_hdmi_cec_disable() argument
3245 mutex_lock(&hdmi->mutex); in dw_hdmi_cec_disable()
3246 hdmi->mc_clkdis |= HDMI_MC_CLKDIS_CECCLK_DISABLE; in dw_hdmi_cec_disable()
3247 hdmi_writeb(hdmi, hdmi->mc_clkdis, HDMI_MC_CLKDIS); in dw_hdmi_cec_disable()
3248 mutex_unlock(&hdmi->mutex); in dw_hdmi_cec_disable()
3272 static void dw_hdmi_init_hw(struct dw_hdmi *hdmi) in dw_hdmi_init_hw() argument
3274 initialize_hdmi_ih_mutes(hdmi); in dw_hdmi_init_hw()
3277 * Reset HDMI DDC I2C master controller and mute I2CM interrupts. in dw_hdmi_init_hw()
3281 dw_hdmi_i2c_init(hdmi); in dw_hdmi_init_hw()
3283 if (hdmi->phy.ops->setup_hpd) in dw_hdmi_init_hw()
3284 hdmi->phy.ops->setup_hpd(hdmi, hdmi->phy.data); in dw_hdmi_init_hw()
3291 static int dw_hdmi_parse_dt(struct dw_hdmi *hdmi) in dw_hdmi_parse_dt() argument
3295 if (!hdmi->plat_data->output_port) in dw_hdmi_parse_dt()
3299 remote = of_graph_get_remote_node(hdmi->dev->of_node, in dw_hdmi_parse_dt()
3300 hdmi->plat_data->output_port, in dw_hdmi_parse_dt()
3305 hdmi->next_bridge = of_drm_find_bridge(remote); in dw_hdmi_parse_dt()
3307 if (!hdmi->next_bridge) in dw_hdmi_parse_dt()
3313 bool dw_hdmi_bus_fmt_is_420(struct dw_hdmi *hdmi) in dw_hdmi_bus_fmt_is_420() argument
3315 return hdmi_bus_fmt_is_yuv420(hdmi->hdmi_data.enc_out_bus_format); in dw_hdmi_bus_fmt_is_420()
3327 struct dw_hdmi *hdmi; in dw_hdmi_probe() local
3338 hdmi = devm_drm_bridge_alloc(dev, struct dw_hdmi, bridge, &dw_hdmi_bridge_funcs); in dw_hdmi_probe()
3339 if (IS_ERR(hdmi)) in dw_hdmi_probe()
3340 return hdmi; in dw_hdmi_probe()
3342 hdmi->plat_data = plat_data; in dw_hdmi_probe()
3343 hdmi->dev = dev; in dw_hdmi_probe()
3344 hdmi->sample_rate = 48000; in dw_hdmi_probe()
3345 hdmi->channels = 2; in dw_hdmi_probe()
3346 hdmi->disabled = true; in dw_hdmi_probe()
3347 hdmi->rxsense = true; in dw_hdmi_probe()
3348 hdmi->phy_mask = (u8)~(HDMI_PHY_HPD | HDMI_PHY_RX_SENSE); in dw_hdmi_probe()
3349 hdmi->mc_clkdis = 0x7f; in dw_hdmi_probe()
3350 hdmi->last_connector_result = connector_status_disconnected; in dw_hdmi_probe()
3352 mutex_init(&hdmi->mutex); in dw_hdmi_probe()
3353 mutex_init(&hdmi->audio_mutex); in dw_hdmi_probe()
3354 mutex_init(&hdmi->cec_notifier_mutex); in dw_hdmi_probe()
3355 spin_lock_init(&hdmi->audio_lock); in dw_hdmi_probe()
3357 ret = dw_hdmi_parse_dt(hdmi); in dw_hdmi_probe()
3363 hdmi->ddc = of_get_i2c_adapter_by_node(ddc_node); in dw_hdmi_probe()
3365 if (!hdmi->ddc) { in dw_hdmi_probe()
3366 dev_dbg(hdmi->dev, "failed to read ddc node\n"); in dw_hdmi_probe()
3371 dev_dbg(hdmi->dev, "no ddc property found\n"); in dw_hdmi_probe()
3381 hdmi->reg_shift = 2; in dw_hdmi_probe()
3392 hdmi->regs = devm_ioremap_resource(dev, iores); in dw_hdmi_probe()
3393 if (IS_ERR(hdmi->regs)) { in dw_hdmi_probe()
3394 ret = PTR_ERR(hdmi->regs); in dw_hdmi_probe()
3398 hdmi->regm = devm_regmap_init_mmio(dev, hdmi->regs, reg_config); in dw_hdmi_probe()
3399 if (IS_ERR(hdmi->regm)) { in dw_hdmi_probe()
3401 ret = PTR_ERR(hdmi->regm); in dw_hdmi_probe()
3405 hdmi->regm = plat_data->regm; in dw_hdmi_probe()
3408 clk = devm_clk_get_enabled(hdmi->dev, "isfr"); in dw_hdmi_probe()
3411 dev_err(hdmi->dev, "Unable to get HDMI isfr clk: %d\n", ret); in dw_hdmi_probe()
3415 clk = devm_clk_get_enabled(hdmi->dev, "iahb"); in dw_hdmi_probe()
3418 dev_err(hdmi->dev, "Unable to get HDMI iahb clk: %d\n", ret); in dw_hdmi_probe()
3422 clk = devm_clk_get_optional_enabled(hdmi->dev, "cec"); in dw_hdmi_probe()
3426 dev_err(hdmi->dev, "Cannot get HDMI cec clock: %d\n", in dw_hdmi_probe()
3432 hdmi->version = (hdmi_readb(hdmi, HDMI_DESIGN_ID) << 8) in dw_hdmi_probe()
3433 | (hdmi_readb(hdmi, HDMI_REVISION_ID) << 0); in dw_hdmi_probe()
3434 prod_id0 = hdmi_readb(hdmi, HDMI_PRODUCT_ID0); in dw_hdmi_probe()
3435 prod_id1 = hdmi_readb(hdmi, HDMI_PRODUCT_ID1); in dw_hdmi_probe()
3439 dev_err(dev, "Unsupported HDMI controller (%04x:%02x:%02x)\n", in dw_hdmi_probe()
3440 hdmi->version, prod_id0, prod_id1); in dw_hdmi_probe()
3445 ret = dw_hdmi_detect_phy(hdmi); in dw_hdmi_probe()
3449 dev_info(dev, "Detected HDMI TX controller v%x.%03x %s HDCP (%s)\n", in dw_hdmi_probe()
3450 hdmi->version >> 12, hdmi->version & 0xfff, in dw_hdmi_probe()
3452 hdmi->phy.name); in dw_hdmi_probe()
3454 dw_hdmi_init_hw(hdmi); in dw_hdmi_probe()
3464 dev_name(dev), hdmi); in dw_hdmi_probe()
3472 hdmi_init_clk_regenerator(hdmi); in dw_hdmi_probe()
3474 /* If DDC bus is not specified, try to register HDMI I2C bus */ in dw_hdmi_probe()
3475 if (!hdmi->ddc) { in dw_hdmi_probe()
3477 hdmi->pinctrl = devm_pinctrl_get(dev); in dw_hdmi_probe()
3478 if (!IS_ERR(hdmi->pinctrl)) { in dw_hdmi_probe()
3479 hdmi->unwedge_state = in dw_hdmi_probe()
3480 pinctrl_lookup_state(hdmi->pinctrl, "unwedge"); in dw_hdmi_probe()
3481 hdmi->default_state = in dw_hdmi_probe()
3482 pinctrl_lookup_state(hdmi->pinctrl, "default"); in dw_hdmi_probe()
3484 if (IS_ERR(hdmi->default_state) || in dw_hdmi_probe()
3485 IS_ERR(hdmi->unwedge_state)) { in dw_hdmi_probe()
3486 if (!IS_ERR(hdmi->unwedge_state)) in dw_hdmi_probe()
3489 hdmi->default_state = NULL; in dw_hdmi_probe()
3490 hdmi->unwedge_state = NULL; in dw_hdmi_probe()
3494 hdmi->ddc = dw_hdmi_i2c_adapter(hdmi); in dw_hdmi_probe()
3495 if (IS_ERR(hdmi->ddc)) in dw_hdmi_probe()
3496 hdmi->ddc = NULL; in dw_hdmi_probe()
3499 hdmi->bridge.driver_private = hdmi; in dw_hdmi_probe()
3500 hdmi->bridge.ops = DRM_BRIDGE_OP_DETECT | DRM_BRIDGE_OP_EDID in dw_hdmi_probe()
3502 hdmi->bridge.interlace_allowed = true; in dw_hdmi_probe()
3503 hdmi->bridge.ddc = hdmi->ddc; in dw_hdmi_probe()
3504 hdmi->bridge.of_node = pdev->dev.of_node; in dw_hdmi_probe()
3505 hdmi->bridge.type = DRM_MODE_CONNECTOR_HDMIA; in dw_hdmi_probe()
3507 if (hdmi->version >= 0x200a) in dw_hdmi_probe()
3508 hdmi->bridge.ycbcr_420_allowed = plat_data->ycbcr_420_allowed; in dw_hdmi_probe()
3514 config0 = hdmi_readb(hdmi, HDMI_CONFIG0_ID); in dw_hdmi_probe()
3515 config3 = hdmi_readb(hdmi, HDMI_CONFIG3_ID); in dw_hdmi_probe()
3521 audio.base = hdmi->regs; in dw_hdmi_probe()
3523 audio.hdmi = hdmi; in dw_hdmi_probe()
3525 hdmi->enable_audio = dw_hdmi_ahb_audio_enable; in dw_hdmi_probe()
3526 hdmi->disable_audio = dw_hdmi_ahb_audio_disable; in dw_hdmi_probe()
3528 pdevinfo.name = "dw-hdmi-ahb-audio"; in dw_hdmi_probe()
3532 hdmi->audio = platform_device_register_full(&pdevinfo); in dw_hdmi_probe()
3536 audio.hdmi = hdmi; in dw_hdmi_probe()
3540 hdmi->enable_audio = dw_hdmi_i2s_audio_enable; in dw_hdmi_probe()
3541 hdmi->disable_audio = dw_hdmi_i2s_audio_disable; in dw_hdmi_probe()
3543 pdevinfo.name = "dw-hdmi-i2s-audio"; in dw_hdmi_probe()
3547 hdmi->audio = platform_device_register_full(&pdevinfo); in dw_hdmi_probe()
3552 audio.base = hdmi->regs; in dw_hdmi_probe()
3554 audio.hdmi = hdmi; in dw_hdmi_probe()
3557 hdmi->enable_audio = dw_hdmi_gp_audio_enable; in dw_hdmi_probe()
3558 hdmi->disable_audio = dw_hdmi_gp_audio_disable; in dw_hdmi_probe()
3560 pdevinfo.name = "dw-hdmi-gp-audio"; in dw_hdmi_probe()
3565 hdmi->audio = platform_device_register_full(&pdevinfo); in dw_hdmi_probe()
3569 cec.hdmi = hdmi; in dw_hdmi_probe()
3573 pdevinfo.name = "dw-hdmi-cec"; in dw_hdmi_probe()
3578 hdmi->cec = platform_device_register_full(&pdevinfo); in dw_hdmi_probe()
3581 drm_bridge_add(&hdmi->bridge); in dw_hdmi_probe()
3583 return hdmi; in dw_hdmi_probe()
3586 i2c_put_adapter(hdmi->ddc); in dw_hdmi_probe()
3592 void dw_hdmi_remove(struct dw_hdmi *hdmi) in dw_hdmi_remove() argument
3594 drm_bridge_remove(&hdmi->bridge); in dw_hdmi_remove()
3596 if (hdmi->audio && !IS_ERR(hdmi->audio)) in dw_hdmi_remove()
3597 platform_device_unregister(hdmi->audio); in dw_hdmi_remove()
3598 if (!IS_ERR(hdmi->cec)) in dw_hdmi_remove()
3599 platform_device_unregister(hdmi->cec); in dw_hdmi_remove()
3602 hdmi_writeb(hdmi, ~0, HDMI_IH_MUTE_PHY_STAT0); in dw_hdmi_remove()
3604 if (hdmi->i2c) in dw_hdmi_remove()
3605 i2c_del_adapter(&hdmi->i2c->adap); in dw_hdmi_remove()
3607 i2c_put_adapter(hdmi->ddc); in dw_hdmi_remove()
3618 struct dw_hdmi *hdmi; in dw_hdmi_bind() local
3621 hdmi = dw_hdmi_probe(pdev, plat_data); in dw_hdmi_bind()
3622 if (IS_ERR(hdmi)) in dw_hdmi_bind()
3623 return hdmi; in dw_hdmi_bind()
3625 ret = drm_bridge_attach(encoder, &hdmi->bridge, NULL, 0); in dw_hdmi_bind()
3627 dw_hdmi_remove(hdmi); in dw_hdmi_bind()
3631 return hdmi; in dw_hdmi_bind()
3635 void dw_hdmi_unbind(struct dw_hdmi *hdmi) in dw_hdmi_unbind() argument
3637 dw_hdmi_remove(hdmi); in dw_hdmi_unbind()
3641 void dw_hdmi_resume(struct dw_hdmi *hdmi) in dw_hdmi_resume() argument
3643 dw_hdmi_init_hw(hdmi); in dw_hdmi_resume()
3651 MODULE_DESCRIPTION("DW HDMI transmitter driver");
3653 MODULE_ALIAS("platform:dw-hdmi");