Lines Matching full:hdmi
3 * DesignWare High-Definition Multimedia Interface (HDMI) driver
12 #include <linux/hdmi.h>
37 #include "dw-hdmi-audio.h"
38 #include "dw-hdmi-cec.h"
39 #include "dw-hdmi.h"
46 /* DW-HDMI Controller >= 0x200a are at least compliant with SCDC version 1 */
138 int (*configure)(struct dw_hdmi *hdmi,
200 void (*enable_audio)(struct dw_hdmi *hdmi);
201 void (*disable_audio)(struct dw_hdmi *hdmi);
219 static inline void hdmi_writeb(struct dw_hdmi *hdmi, u8 val, int offset) in hdmi_writeb() argument
221 regmap_write(hdmi->regm, offset << hdmi->reg_shift, val); in hdmi_writeb()
224 static inline u8 hdmi_readb(struct dw_hdmi *hdmi, int offset) in hdmi_readb() argument
228 regmap_read(hdmi->regm, offset << hdmi->reg_shift, &val); in hdmi_readb()
233 static void handle_plugged_change(struct dw_hdmi *hdmi, bool plugged) in handle_plugged_change() argument
235 if (hdmi->plugged_cb && hdmi->codec_dev) in handle_plugged_change()
236 hdmi->plugged_cb(hdmi->codec_dev, plugged); in handle_plugged_change()
239 int dw_hdmi_set_plugged_cb(struct dw_hdmi *hdmi, hdmi_codec_plugged_cb fn, in dw_hdmi_set_plugged_cb() argument
244 mutex_lock(&hdmi->mutex); in dw_hdmi_set_plugged_cb()
245 hdmi->plugged_cb = fn; in dw_hdmi_set_plugged_cb()
246 hdmi->codec_dev = codec_dev; in dw_hdmi_set_plugged_cb()
247 plugged = hdmi->last_connector_result == connector_status_connected; in dw_hdmi_set_plugged_cb()
248 handle_plugged_change(hdmi, plugged); in dw_hdmi_set_plugged_cb()
249 mutex_unlock(&hdmi->mutex); in dw_hdmi_set_plugged_cb()
255 static void hdmi_modb(struct dw_hdmi *hdmi, u8 data, u8 mask, unsigned reg) in hdmi_modb() argument
257 regmap_update_bits(hdmi->regm, reg << hdmi->reg_shift, mask, data); in hdmi_modb()
260 static void hdmi_mask_writeb(struct dw_hdmi *hdmi, u8 data, unsigned int reg, in hdmi_mask_writeb() argument
263 hdmi_modb(hdmi, data << shift, mask, reg); in hdmi_mask_writeb()
266 static void dw_hdmi_i2c_init(struct dw_hdmi *hdmi) in dw_hdmi_i2c_init() argument
268 hdmi_writeb(hdmi, HDMI_PHY_I2CM_INT_ADDR_DONE_POL, in dw_hdmi_i2c_init()
271 hdmi_writeb(hdmi, HDMI_PHY_I2CM_CTLINT_ADDR_NAC_POL | in dw_hdmi_i2c_init()
276 hdmi_writeb(hdmi, 0x00, HDMI_I2CM_SOFTRSTZ); in dw_hdmi_i2c_init()
279 hdmi_writeb(hdmi, 0x00, HDMI_I2CM_DIV); in dw_hdmi_i2c_init()
282 hdmi_writeb(hdmi, HDMI_I2CM_INT_DONE_POL, HDMI_I2CM_INT); in dw_hdmi_i2c_init()
283 hdmi_writeb(hdmi, HDMI_I2CM_CTLINT_NAC_POL | HDMI_I2CM_CTLINT_ARB_POL, in dw_hdmi_i2c_init()
287 hdmi_writeb(hdmi, HDMI_IH_I2CM_STAT0_ERROR | HDMI_IH_I2CM_STAT0_DONE, in dw_hdmi_i2c_init()
291 hdmi_writeb(hdmi, HDMI_IH_I2CM_STAT0_ERROR | HDMI_IH_I2CM_STAT0_DONE, in dw_hdmi_i2c_init()
295 static bool dw_hdmi_i2c_unwedge(struct dw_hdmi *hdmi) in dw_hdmi_i2c_unwedge() argument
298 if (!hdmi->unwedge_state) in dw_hdmi_i2c_unwedge()
301 dev_info(hdmi->dev, "Attempting to unwedge stuck i2c bus\n"); in dw_hdmi_i2c_unwedge()
321 * its HDMI ports. It happened when the TV was powered on while the in dw_hdmi_i2c_unwedge()
335 pinctrl_select_state(hdmi->pinctrl, hdmi->unwedge_state); in dw_hdmi_i2c_unwedge()
337 pinctrl_select_state(hdmi->pinctrl, hdmi->default_state); in dw_hdmi_i2c_unwedge()
342 static int dw_hdmi_i2c_wait(struct dw_hdmi *hdmi) in dw_hdmi_i2c_wait() argument
344 struct dw_hdmi_i2c *i2c = hdmi->i2c; in dw_hdmi_i2c_wait()
350 if (!dw_hdmi_i2c_unwedge(hdmi)) in dw_hdmi_i2c_wait()
366 static int dw_hdmi_i2c_read(struct dw_hdmi *hdmi, in dw_hdmi_i2c_read() argument
369 struct dw_hdmi_i2c *i2c = hdmi->i2c; in dw_hdmi_i2c_read()
373 dev_dbg(hdmi->dev, "set read register address to 0\n"); in dw_hdmi_i2c_read()
381 hdmi_writeb(hdmi, i2c->slave_reg++, HDMI_I2CM_ADDRESS); in dw_hdmi_i2c_read()
383 hdmi_writeb(hdmi, HDMI_I2CM_OPERATION_READ_EXT, in dw_hdmi_i2c_read()
386 hdmi_writeb(hdmi, HDMI_I2CM_OPERATION_READ, in dw_hdmi_i2c_read()
389 ret = dw_hdmi_i2c_wait(hdmi); in dw_hdmi_i2c_read()
393 *buf++ = hdmi_readb(hdmi, HDMI_I2CM_DATAI); in dw_hdmi_i2c_read()
400 static int dw_hdmi_i2c_write(struct dw_hdmi *hdmi, in dw_hdmi_i2c_write() argument
403 struct dw_hdmi_i2c *i2c = hdmi->i2c; in dw_hdmi_i2c_write()
417 hdmi_writeb(hdmi, *buf++, HDMI_I2CM_DATAO); in dw_hdmi_i2c_write()
418 hdmi_writeb(hdmi, i2c->slave_reg++, HDMI_I2CM_ADDRESS); in dw_hdmi_i2c_write()
419 hdmi_writeb(hdmi, HDMI_I2CM_OPERATION_WRITE, in dw_hdmi_i2c_write()
422 ret = dw_hdmi_i2c_wait(hdmi); in dw_hdmi_i2c_write()
433 struct dw_hdmi *hdmi = i2c_get_adapdata(adap); in dw_hdmi_i2c_xfer() local
434 struct dw_hdmi_i2c *i2c = hdmi->i2c; in dw_hdmi_i2c_xfer()
447 dev_dbg(hdmi->dev, "xfer: num: %d, addr: %#x\n", num, addr); in dw_hdmi_i2c_xfer()
451 dev_dbg(hdmi->dev, in dw_hdmi_i2c_xfer()
461 hdmi_writeb(hdmi, 0x00, HDMI_IH_MUTE_I2CM_STAT0); in dw_hdmi_i2c_xfer()
464 hdmi_writeb(hdmi, addr, HDMI_I2CM_SLAVE); in dw_hdmi_i2c_xfer()
473 dev_dbg(hdmi->dev, "xfer: num: %d/%d, len: %d, flags: %#x\n", in dw_hdmi_i2c_xfer()
477 hdmi_writeb(hdmi, DDC_SEGMENT_ADDR, HDMI_I2CM_SEGADDR); in dw_hdmi_i2c_xfer()
478 hdmi_writeb(hdmi, *msgs[i].buf, HDMI_I2CM_SEGPTR); in dw_hdmi_i2c_xfer()
481 ret = dw_hdmi_i2c_read(hdmi, msgs[i].buf, in dw_hdmi_i2c_xfer()
484 ret = dw_hdmi_i2c_write(hdmi, msgs[i].buf, in dw_hdmi_i2c_xfer()
495 hdmi_writeb(hdmi, HDMI_IH_I2CM_STAT0_ERROR | HDMI_IH_I2CM_STAT0_DONE, in dw_hdmi_i2c_xfer()
513 static struct i2c_adapter *dw_hdmi_i2c_adapter(struct dw_hdmi *hdmi) in dw_hdmi_i2c_adapter() argument
519 i2c = devm_kzalloc(hdmi->dev, sizeof(*i2c), GFP_KERNEL); in dw_hdmi_i2c_adapter()
529 adap->dev.parent = hdmi->dev; in dw_hdmi_i2c_adapter()
531 strlcpy(adap->name, "DesignWare HDMI", sizeof(adap->name)); in dw_hdmi_i2c_adapter()
532 i2c_set_adapdata(adap, hdmi); in dw_hdmi_i2c_adapter()
536 dev_warn(hdmi->dev, "cannot add %s I2C adapter\n", adap->name); in dw_hdmi_i2c_adapter()
537 devm_kfree(hdmi->dev, i2c); in dw_hdmi_i2c_adapter()
541 hdmi->i2c = i2c; in dw_hdmi_i2c_adapter()
543 dev_info(hdmi->dev, "registered %s I2C bus driver\n", adap->name); in dw_hdmi_i2c_adapter()
548 static void hdmi_set_cts_n(struct dw_hdmi *hdmi, unsigned int cts, in hdmi_set_cts_n() argument
552 hdmi_modb(hdmi, 0, HDMI_AUD_CTS3_CTS_MANUAL, HDMI_AUD_CTS3); in hdmi_set_cts_n()
555 hdmi_modb(hdmi, 0, HDMI_AUD_CTS3_N_SHIFT_MASK, HDMI_AUD_CTS3); in hdmi_set_cts_n()
559 hdmi_writeb(hdmi, ((cts >> 16) & in hdmi_set_cts_n()
564 hdmi_writeb(hdmi, 0, HDMI_AUD_CTS3); in hdmi_set_cts_n()
565 hdmi_writeb(hdmi, (cts >> 8) & 0xff, HDMI_AUD_CTS2); in hdmi_set_cts_n()
566 hdmi_writeb(hdmi, cts & 0xff, HDMI_AUD_CTS1); in hdmi_set_cts_n()
568 hdmi_writeb(hdmi, (n >> 16) & 0x0f, HDMI_AUD_N3); in hdmi_set_cts_n()
569 hdmi_writeb(hdmi, (n >> 8) & 0xff, HDMI_AUD_N2); in hdmi_set_cts_n()
570 hdmi_writeb(hdmi, n & 0xff, HDMI_AUD_N1); in hdmi_set_cts_n()
637 void dw_hdmi_set_channel_status(struct dw_hdmi *hdmi, in dw_hdmi_set_channel_status() argument
644 hdmi_writeb(hdmi, channel_status[3], HDMI_FC_AUDSCHNLS7); in dw_hdmi_set_channel_status()
645 hdmi_writeb(hdmi, channel_status[4], HDMI_FC_AUDSCHNLS8); in dw_hdmi_set_channel_status()
649 static void hdmi_set_clk_regenerator(struct dw_hdmi *hdmi, in hdmi_set_clk_regenerator() argument
659 config3 = hdmi_readb(hdmi, HDMI_CONFIG3_ID); in hdmi_set_clk_regenerator()
674 dev_dbg(hdmi->dev, "%s: fs=%uHz ftdms=%lu.%03luMHz N=%d cts=%d\n", in hdmi_set_clk_regenerator()
682 spin_lock_irq(&hdmi->audio_lock); in hdmi_set_clk_regenerator()
683 hdmi->audio_n = n; in hdmi_set_clk_regenerator()
684 hdmi->audio_cts = cts; in hdmi_set_clk_regenerator()
685 hdmi_set_cts_n(hdmi, cts, hdmi->audio_enable ? n : 0); in hdmi_set_clk_regenerator()
686 spin_unlock_irq(&hdmi->audio_lock); in hdmi_set_clk_regenerator()
689 static void hdmi_init_clk_regenerator(struct dw_hdmi *hdmi) in hdmi_init_clk_regenerator() argument
691 mutex_lock(&hdmi->audio_mutex); in hdmi_init_clk_regenerator()
692 hdmi_set_clk_regenerator(hdmi, 74250000, hdmi->sample_rate); in hdmi_init_clk_regenerator()
693 mutex_unlock(&hdmi->audio_mutex); in hdmi_init_clk_regenerator()
696 static void hdmi_clk_regenerator_update_pixel_clock(struct dw_hdmi *hdmi) in hdmi_clk_regenerator_update_pixel_clock() argument
698 mutex_lock(&hdmi->audio_mutex); in hdmi_clk_regenerator_update_pixel_clock()
699 hdmi_set_clk_regenerator(hdmi, hdmi->hdmi_data.video_mode.mtmdsclock, in hdmi_clk_regenerator_update_pixel_clock()
700 hdmi->sample_rate); in hdmi_clk_regenerator_update_pixel_clock()
701 mutex_unlock(&hdmi->audio_mutex); in hdmi_clk_regenerator_update_pixel_clock()
704 void dw_hdmi_set_sample_rate(struct dw_hdmi *hdmi, unsigned int rate) in dw_hdmi_set_sample_rate() argument
706 mutex_lock(&hdmi->audio_mutex); in dw_hdmi_set_sample_rate()
707 hdmi->sample_rate = rate; in dw_hdmi_set_sample_rate()
708 hdmi_set_clk_regenerator(hdmi, hdmi->hdmi_data.video_mode.mtmdsclock, in dw_hdmi_set_sample_rate()
709 hdmi->sample_rate); in dw_hdmi_set_sample_rate()
710 mutex_unlock(&hdmi->audio_mutex); in dw_hdmi_set_sample_rate()
714 void dw_hdmi_set_channel_count(struct dw_hdmi *hdmi, unsigned int cnt) in dw_hdmi_set_channel_count() argument
718 mutex_lock(&hdmi->audio_mutex); in dw_hdmi_set_channel_count()
729 hdmi_modb(hdmi, layout, HDMI_FC_AUDSCONF_AUD_PACKET_LAYOUT_MASK, in dw_hdmi_set_channel_count()
733 hdmi_modb(hdmi, (cnt - 1) << HDMI_FC_AUDICONF0_CC_OFFSET, in dw_hdmi_set_channel_count()
736 mutex_unlock(&hdmi->audio_mutex); in dw_hdmi_set_channel_count()
740 void dw_hdmi_set_channel_allocation(struct dw_hdmi *hdmi, unsigned int ca) in dw_hdmi_set_channel_allocation() argument
742 mutex_lock(&hdmi->audio_mutex); in dw_hdmi_set_channel_allocation()
744 hdmi_writeb(hdmi, ca, HDMI_FC_AUDICONF2); in dw_hdmi_set_channel_allocation()
746 mutex_unlock(&hdmi->audio_mutex); in dw_hdmi_set_channel_allocation()
750 static void hdmi_enable_audio_clk(struct dw_hdmi *hdmi, bool enable) in hdmi_enable_audio_clk() argument
753 hdmi->mc_clkdis &= ~HDMI_MC_CLKDIS_AUDCLK_DISABLE; in hdmi_enable_audio_clk()
755 hdmi->mc_clkdis |= HDMI_MC_CLKDIS_AUDCLK_DISABLE; in hdmi_enable_audio_clk()
756 hdmi_writeb(hdmi, hdmi->mc_clkdis, HDMI_MC_CLKDIS); in hdmi_enable_audio_clk()
759 static u8 *hdmi_audio_get_eld(struct dw_hdmi *hdmi) in hdmi_audio_get_eld() argument
761 if (!hdmi->curr_conn) in hdmi_audio_get_eld()
764 return hdmi->curr_conn->eld; in hdmi_audio_get_eld()
767 static void dw_hdmi_ahb_audio_enable(struct dw_hdmi *hdmi) in dw_hdmi_ahb_audio_enable() argument
769 hdmi_set_cts_n(hdmi, hdmi->audio_cts, hdmi->audio_n); in dw_hdmi_ahb_audio_enable()
772 static void dw_hdmi_ahb_audio_disable(struct dw_hdmi *hdmi) in dw_hdmi_ahb_audio_disable() argument
774 hdmi_set_cts_n(hdmi, hdmi->audio_cts, 0); in dw_hdmi_ahb_audio_disable()
777 static void dw_hdmi_i2s_audio_enable(struct dw_hdmi *hdmi) in dw_hdmi_i2s_audio_enable() argument
779 hdmi_set_cts_n(hdmi, hdmi->audio_cts, hdmi->audio_n); in dw_hdmi_i2s_audio_enable()
780 hdmi_enable_audio_clk(hdmi, true); in dw_hdmi_i2s_audio_enable()
783 static void dw_hdmi_i2s_audio_disable(struct dw_hdmi *hdmi) in dw_hdmi_i2s_audio_disable() argument
785 hdmi_enable_audio_clk(hdmi, false); in dw_hdmi_i2s_audio_disable()
788 void dw_hdmi_audio_enable(struct dw_hdmi *hdmi) in dw_hdmi_audio_enable() argument
792 spin_lock_irqsave(&hdmi->audio_lock, flags); in dw_hdmi_audio_enable()
793 hdmi->audio_enable = true; in dw_hdmi_audio_enable()
794 if (hdmi->enable_audio) in dw_hdmi_audio_enable()
795 hdmi->enable_audio(hdmi); in dw_hdmi_audio_enable()
796 spin_unlock_irqrestore(&hdmi->audio_lock, flags); in dw_hdmi_audio_enable()
800 void dw_hdmi_audio_disable(struct dw_hdmi *hdmi) in dw_hdmi_audio_disable() argument
804 spin_lock_irqsave(&hdmi->audio_lock, flags); in dw_hdmi_audio_disable()
805 hdmi->audio_enable = false; in dw_hdmi_audio_disable()
806 if (hdmi->disable_audio) in dw_hdmi_audio_disable()
807 hdmi->disable_audio(hdmi); in dw_hdmi_audio_disable()
808 spin_unlock_irqrestore(&hdmi->audio_lock, flags); in dw_hdmi_audio_disable()
905 static void hdmi_video_sample(struct dw_hdmi *hdmi) in hdmi_video_sample() argument
910 switch (hdmi->hdmi_data.enc_in_bus_format) { in hdmi_video_sample()
958 hdmi_writeb(hdmi, val, HDMI_TX_INVID0); in hdmi_video_sample()
964 hdmi_writeb(hdmi, val, HDMI_TX_INSTUFFING); in hdmi_video_sample()
965 hdmi_writeb(hdmi, 0x0, HDMI_TX_GYDATA0); in hdmi_video_sample()
966 hdmi_writeb(hdmi, 0x0, HDMI_TX_GYDATA1); in hdmi_video_sample()
967 hdmi_writeb(hdmi, 0x0, HDMI_TX_RCRDATA0); in hdmi_video_sample()
968 hdmi_writeb(hdmi, 0x0, HDMI_TX_RCRDATA1); in hdmi_video_sample()
969 hdmi_writeb(hdmi, 0x0, HDMI_TX_BCBDATA0); in hdmi_video_sample()
970 hdmi_writeb(hdmi, 0x0, HDMI_TX_BCBDATA1); in hdmi_video_sample()
973 static int is_color_space_conversion(struct dw_hdmi *hdmi) in is_color_space_conversion() argument
975 struct hdmi_data_info *hdmi_data = &hdmi->hdmi_data; in is_color_space_conversion()
985 static int is_color_space_decimation(struct dw_hdmi *hdmi) in is_color_space_decimation() argument
987 if (!hdmi_bus_fmt_is_yuv422(hdmi->hdmi_data.enc_out_bus_format)) in is_color_space_decimation()
990 if (hdmi_bus_fmt_is_rgb(hdmi->hdmi_data.enc_in_bus_format) || in is_color_space_decimation()
991 hdmi_bus_fmt_is_yuv444(hdmi->hdmi_data.enc_in_bus_format)) in is_color_space_decimation()
997 static int is_color_space_interpolation(struct dw_hdmi *hdmi) in is_color_space_interpolation() argument
999 if (!hdmi_bus_fmt_is_yuv422(hdmi->hdmi_data.enc_in_bus_format)) in is_color_space_interpolation()
1002 if (hdmi_bus_fmt_is_rgb(hdmi->hdmi_data.enc_out_bus_format) || in is_color_space_interpolation()
1003 hdmi_bus_fmt_is_yuv444(hdmi->hdmi_data.enc_out_bus_format)) in is_color_space_interpolation()
1009 static bool is_csc_needed(struct dw_hdmi *hdmi) in is_csc_needed() argument
1011 return is_color_space_conversion(hdmi) || in is_csc_needed()
1012 is_color_space_decimation(hdmi) || in is_csc_needed()
1013 is_color_space_interpolation(hdmi); in is_csc_needed()
1016 static void dw_hdmi_update_csc_coeffs(struct dw_hdmi *hdmi) in dw_hdmi_update_csc_coeffs() argument
1023 is_input_rgb = hdmi_bus_fmt_is_rgb(hdmi->hdmi_data.enc_in_bus_format); in dw_hdmi_update_csc_coeffs()
1024 is_output_rgb = hdmi_bus_fmt_is_rgb(hdmi->hdmi_data.enc_out_bus_format); in dw_hdmi_update_csc_coeffs()
1027 if (hdmi->hdmi_data.enc_out_encoding == V4L2_YCBCR_ENC_601) in dw_hdmi_update_csc_coeffs()
1032 if (hdmi->hdmi_data.enc_out_encoding == V4L2_YCBCR_ENC_601) in dw_hdmi_update_csc_coeffs()
1038 hdmi->hdmi_data.rgb_limited_range) { in dw_hdmi_update_csc_coeffs()
1048 hdmi_writeb(hdmi, coeff_a & 0xff, HDMI_CSC_COEF_A1_LSB + i * 2); in dw_hdmi_update_csc_coeffs()
1049 hdmi_writeb(hdmi, coeff_a >> 8, HDMI_CSC_COEF_A1_MSB + i * 2); in dw_hdmi_update_csc_coeffs()
1050 hdmi_writeb(hdmi, coeff_b & 0xff, HDMI_CSC_COEF_B1_LSB + i * 2); in dw_hdmi_update_csc_coeffs()
1051 hdmi_writeb(hdmi, coeff_b >> 8, HDMI_CSC_COEF_B1_MSB + i * 2); in dw_hdmi_update_csc_coeffs()
1052 hdmi_writeb(hdmi, coeff_c & 0xff, HDMI_CSC_COEF_C1_LSB + i * 2); in dw_hdmi_update_csc_coeffs()
1053 hdmi_writeb(hdmi, coeff_c >> 8, HDMI_CSC_COEF_C1_MSB + i * 2); in dw_hdmi_update_csc_coeffs()
1056 hdmi_modb(hdmi, csc_scale, HDMI_CSC_SCALE_CSCSCALE_MASK, in dw_hdmi_update_csc_coeffs()
1060 static void hdmi_video_csc(struct dw_hdmi *hdmi) in hdmi_video_csc() argument
1067 if (is_color_space_interpolation(hdmi)) in hdmi_video_csc()
1069 else if (is_color_space_decimation(hdmi)) in hdmi_video_csc()
1072 switch (hdmi_bus_fmt_color_depth(hdmi->hdmi_data.enc_out_bus_format)) { in hdmi_video_csc()
1091 hdmi_writeb(hdmi, interpolation | decimation, HDMI_CSC_CFG); in hdmi_video_csc()
1092 hdmi_modb(hdmi, color_depth, HDMI_CSC_SCALE_CSC_COLORDE_PTH_MASK, in hdmi_video_csc()
1095 dw_hdmi_update_csc_coeffs(hdmi); in hdmi_video_csc()
1099 * HDMI video packetizer is used to packetize the data.
1103 static void hdmi_video_packetize(struct dw_hdmi *hdmi) in hdmi_video_packetize() argument
1108 struct hdmi_data_info *hdmi_data = &hdmi->hdmi_data; in hdmi_video_packetize()
1111 if (hdmi_bus_fmt_is_rgb(hdmi->hdmi_data.enc_out_bus_format) || in hdmi_video_packetize()
1112 hdmi_bus_fmt_is_yuv444(hdmi->hdmi_data.enc_out_bus_format) || in hdmi_video_packetize()
1113 hdmi_bus_fmt_is_yuv420(hdmi->hdmi_data.enc_out_bus_format)) { in hdmi_video_packetize()
1115 hdmi->hdmi_data.enc_out_bus_format)) { in hdmi_video_packetize()
1132 } else if (hdmi_bus_fmt_is_yuv422(hdmi->hdmi_data.enc_out_bus_format)) { in hdmi_video_packetize()
1134 hdmi->hdmi_data.enc_out_bus_format)) { in hdmi_video_packetize()
1160 hdmi_writeb(hdmi, val, HDMI_VP_PR_CD); in hdmi_video_packetize()
1162 hdmi_modb(hdmi, HDMI_VP_STUFF_PR_STUFFING_STUFFING_MODE, in hdmi_video_packetize()
1174 hdmi_modb(hdmi, vp_conf, in hdmi_video_packetize()
1178 hdmi_modb(hdmi, 1 << HDMI_VP_STUFF_IDEFAULT_PHASE_OFFSET, in hdmi_video_packetize()
1181 hdmi_writeb(hdmi, remap_size, HDMI_VP_REMAP); in hdmi_video_packetize()
1199 hdmi_modb(hdmi, vp_conf, in hdmi_video_packetize()
1203 hdmi_modb(hdmi, HDMI_VP_STUFF_PP_STUFFING_STUFFING_MODE | in hdmi_video_packetize()
1208 hdmi_modb(hdmi, output_select, HDMI_VP_CONF_OUTPUT_SELECTOR_MASK, in hdmi_video_packetize()
1216 static inline void hdmi_phy_test_clear(struct dw_hdmi *hdmi, in hdmi_phy_test_clear() argument
1219 hdmi_modb(hdmi, bit << HDMI_PHY_TST0_TSTCLR_OFFSET, in hdmi_phy_test_clear()
1223 static bool hdmi_phy_wait_i2c_done(struct dw_hdmi *hdmi, int msec) in hdmi_phy_wait_i2c_done() argument
1227 while ((val = hdmi_readb(hdmi, HDMI_IH_I2CMPHY_STAT0) & 0x3) == 0) { in hdmi_phy_wait_i2c_done()
1232 hdmi_writeb(hdmi, val, HDMI_IH_I2CMPHY_STAT0); in hdmi_phy_wait_i2c_done()
1237 void dw_hdmi_phy_i2c_write(struct dw_hdmi *hdmi, unsigned short data, in dw_hdmi_phy_i2c_write() argument
1240 hdmi_writeb(hdmi, 0xFF, HDMI_IH_I2CMPHY_STAT0); in dw_hdmi_phy_i2c_write()
1241 hdmi_writeb(hdmi, addr, HDMI_PHY_I2CM_ADDRESS_ADDR); in dw_hdmi_phy_i2c_write()
1242 hdmi_writeb(hdmi, (unsigned char)(data >> 8), in dw_hdmi_phy_i2c_write()
1244 hdmi_writeb(hdmi, (unsigned char)(data >> 0), in dw_hdmi_phy_i2c_write()
1246 hdmi_writeb(hdmi, HDMI_PHY_I2CM_OPERATION_ADDR_WRITE, in dw_hdmi_phy_i2c_write()
1248 hdmi_phy_wait_i2c_done(hdmi, 1000); in dw_hdmi_phy_i2c_write()
1253 static bool dw_hdmi_support_scdc(struct dw_hdmi *hdmi, in dw_hdmi_support_scdc() argument
1257 if (hdmi->version < 0x200a) in dw_hdmi_support_scdc()
1261 if (!hdmi->ddc) in dw_hdmi_support_scdc()
1265 if (!display->hdmi.scdc.supported || in dw_hdmi_support_scdc()
1266 !display->hdmi.scdc.scrambling.supported) in dw_hdmi_support_scdc()
1273 if (!display->hdmi.scdc.scrambling.low_rates && in dw_hdmi_support_scdc()
1293 void dw_hdmi_set_high_tmds_clock_ratio(struct dw_hdmi *hdmi, in dw_hdmi_set_high_tmds_clock_ratio() argument
1296 unsigned long mtmdsclock = hdmi->hdmi_data.video_mode.mtmdsclock; in dw_hdmi_set_high_tmds_clock_ratio()
1299 if (dw_hdmi_support_scdc(hdmi, display)) { in dw_hdmi_set_high_tmds_clock_ratio()
1301 drm_scdc_set_high_tmds_clock_ratio(hdmi->ddc, 1); in dw_hdmi_set_high_tmds_clock_ratio()
1303 drm_scdc_set_high_tmds_clock_ratio(hdmi->ddc, 0); in dw_hdmi_set_high_tmds_clock_ratio()
1308 static void dw_hdmi_phy_enable_powerdown(struct dw_hdmi *hdmi, bool enable) in dw_hdmi_phy_enable_powerdown() argument
1310 hdmi_mask_writeb(hdmi, !enable, HDMI_PHY_CONF0, in dw_hdmi_phy_enable_powerdown()
1315 static void dw_hdmi_phy_enable_tmds(struct dw_hdmi *hdmi, u8 enable) in dw_hdmi_phy_enable_tmds() argument
1317 hdmi_mask_writeb(hdmi, enable, HDMI_PHY_CONF0, in dw_hdmi_phy_enable_tmds()
1322 static void dw_hdmi_phy_enable_svsret(struct dw_hdmi *hdmi, u8 enable) in dw_hdmi_phy_enable_svsret() argument
1324 hdmi_mask_writeb(hdmi, enable, HDMI_PHY_CONF0, in dw_hdmi_phy_enable_svsret()
1329 void dw_hdmi_phy_gen2_pddq(struct dw_hdmi *hdmi, u8 enable) in dw_hdmi_phy_gen2_pddq() argument
1331 hdmi_mask_writeb(hdmi, enable, HDMI_PHY_CONF0, in dw_hdmi_phy_gen2_pddq()
1337 void dw_hdmi_phy_gen2_txpwron(struct dw_hdmi *hdmi, u8 enable) in dw_hdmi_phy_gen2_txpwron() argument
1339 hdmi_mask_writeb(hdmi, enable, HDMI_PHY_CONF0, in dw_hdmi_phy_gen2_txpwron()
1345 static void dw_hdmi_phy_sel_data_en_pol(struct dw_hdmi *hdmi, u8 enable) in dw_hdmi_phy_sel_data_en_pol() argument
1347 hdmi_mask_writeb(hdmi, enable, HDMI_PHY_CONF0, in dw_hdmi_phy_sel_data_en_pol()
1352 static void dw_hdmi_phy_sel_interface_control(struct dw_hdmi *hdmi, u8 enable) in dw_hdmi_phy_sel_interface_control() argument
1354 hdmi_mask_writeb(hdmi, enable, HDMI_PHY_CONF0, in dw_hdmi_phy_sel_interface_control()
1359 void dw_hdmi_phy_reset(struct dw_hdmi *hdmi) in dw_hdmi_phy_reset() argument
1362 hdmi_writeb(hdmi, HDMI_MC_PHYRSTZ_PHYRSTZ, HDMI_MC_PHYRSTZ); in dw_hdmi_phy_reset()
1363 hdmi_writeb(hdmi, 0, HDMI_MC_PHYRSTZ); in dw_hdmi_phy_reset()
1367 void dw_hdmi_phy_i2c_set_addr(struct dw_hdmi *hdmi, u8 address) in dw_hdmi_phy_i2c_set_addr() argument
1369 hdmi_phy_test_clear(hdmi, 1); in dw_hdmi_phy_i2c_set_addr()
1370 hdmi_writeb(hdmi, address, HDMI_PHY_I2CM_SLAVE_ADDR); in dw_hdmi_phy_i2c_set_addr()
1371 hdmi_phy_test_clear(hdmi, 0); in dw_hdmi_phy_i2c_set_addr()
1375 static void dw_hdmi_phy_power_off(struct dw_hdmi *hdmi) in dw_hdmi_phy_power_off() argument
1377 const struct dw_hdmi_phy_data *phy = hdmi->phy.data; in dw_hdmi_phy_power_off()
1382 dw_hdmi_phy_enable_tmds(hdmi, 0); in dw_hdmi_phy_power_off()
1383 dw_hdmi_phy_enable_powerdown(hdmi, true); in dw_hdmi_phy_power_off()
1387 dw_hdmi_phy_gen2_txpwron(hdmi, 0); in dw_hdmi_phy_power_off()
1394 val = hdmi_readb(hdmi, HDMI_PHY_STAT0); in dw_hdmi_phy_power_off()
1402 dev_warn(hdmi->dev, "PHY failed to power down\n"); in dw_hdmi_phy_power_off()
1404 dev_dbg(hdmi->dev, "PHY powered down in %u iterations\n", i); in dw_hdmi_phy_power_off()
1406 dw_hdmi_phy_gen2_pddq(hdmi, 1); in dw_hdmi_phy_power_off()
1409 static int dw_hdmi_phy_power_on(struct dw_hdmi *hdmi) in dw_hdmi_phy_power_on() argument
1411 const struct dw_hdmi_phy_data *phy = hdmi->phy.data; in dw_hdmi_phy_power_on()
1416 dw_hdmi_phy_enable_powerdown(hdmi, false); in dw_hdmi_phy_power_on()
1419 dw_hdmi_phy_enable_tmds(hdmi, 0); in dw_hdmi_phy_power_on()
1420 dw_hdmi_phy_enable_tmds(hdmi, 1); in dw_hdmi_phy_power_on()
1424 dw_hdmi_phy_gen2_txpwron(hdmi, 1); in dw_hdmi_phy_power_on()
1425 dw_hdmi_phy_gen2_pddq(hdmi, 0); in dw_hdmi_phy_power_on()
1429 val = hdmi_readb(hdmi, HDMI_PHY_STAT0) & HDMI_PHY_TX_PHY_LOCK; in dw_hdmi_phy_power_on()
1437 dev_err(hdmi->dev, "PHY PLL failed to lock\n"); in dw_hdmi_phy_power_on()
1441 dev_dbg(hdmi->dev, "PHY PLL locked %u iterations\n", i); in dw_hdmi_phy_power_on()
1446 * PHY configuration function for the DWC HDMI 3D TX PHY. Based on the available
1450 static int hdmi_phy_configure_dwc_hdmi_3d_tx(struct dw_hdmi *hdmi, in hdmi_phy_configure_dwc_hdmi_3d_tx() argument
1478 dw_hdmi_phy_i2c_write(hdmi, mpll_config->res[0].cpce, in hdmi_phy_configure_dwc_hdmi_3d_tx()
1480 dw_hdmi_phy_i2c_write(hdmi, mpll_config->res[0].gmp, in hdmi_phy_configure_dwc_hdmi_3d_tx()
1482 dw_hdmi_phy_i2c_write(hdmi, curr_ctrl->curr[0], in hdmi_phy_configure_dwc_hdmi_3d_tx()
1485 dw_hdmi_phy_i2c_write(hdmi, 0, HDMI_3D_TX_PHY_PLLPHBYCTRL); in hdmi_phy_configure_dwc_hdmi_3d_tx()
1486 dw_hdmi_phy_i2c_write(hdmi, HDMI_3D_TX_PHY_MSM_CTRL_CKO_SEL_FB_CLK, in hdmi_phy_configure_dwc_hdmi_3d_tx()
1489 dw_hdmi_phy_i2c_write(hdmi, phy_config->term, HDMI_3D_TX_PHY_TXTERM); in hdmi_phy_configure_dwc_hdmi_3d_tx()
1490 dw_hdmi_phy_i2c_write(hdmi, phy_config->sym_ctr, in hdmi_phy_configure_dwc_hdmi_3d_tx()
1492 dw_hdmi_phy_i2c_write(hdmi, phy_config->vlev_ctr, in hdmi_phy_configure_dwc_hdmi_3d_tx()
1496 dw_hdmi_phy_i2c_write(hdmi, HDMI_3D_TX_PHY_CKCALCTRL_OVERRIDE, in hdmi_phy_configure_dwc_hdmi_3d_tx()
1502 static int hdmi_phy_configure(struct dw_hdmi *hdmi, in hdmi_phy_configure() argument
1505 const struct dw_hdmi_phy_data *phy = hdmi->phy.data; in hdmi_phy_configure()
1506 const struct dw_hdmi_plat_data *pdata = hdmi->plat_data; in hdmi_phy_configure()
1507 unsigned long mpixelclock = hdmi->hdmi_data.video_mode.mpixelclock; in hdmi_phy_configure()
1508 unsigned long mtmdsclock = hdmi->hdmi_data.video_mode.mtmdsclock; in hdmi_phy_configure()
1511 dw_hdmi_phy_power_off(hdmi); in hdmi_phy_configure()
1513 dw_hdmi_set_high_tmds_clock_ratio(hdmi, display); in hdmi_phy_configure()
1517 dw_hdmi_phy_enable_svsret(hdmi, 1); in hdmi_phy_configure()
1519 dw_hdmi_phy_reset(hdmi); in hdmi_phy_configure()
1521 hdmi_writeb(hdmi, HDMI_MC_HEACPHY_RST_ASSERT, HDMI_MC_HEACPHY_RST); in hdmi_phy_configure()
1523 dw_hdmi_phy_i2c_set_addr(hdmi, HDMI_PHY_I2CM_SLAVE_ADDR_PHY_GEN2); in hdmi_phy_configure()
1527 ret = pdata->configure_phy(hdmi, pdata->priv_data, mpixelclock); in hdmi_phy_configure()
1529 ret = phy->configure(hdmi, pdata, mpixelclock); in hdmi_phy_configure()
1531 dev_err(hdmi->dev, "PHY configuration failed (clock %lu)\n", in hdmi_phy_configure()
1540 return dw_hdmi_phy_power_on(hdmi); in hdmi_phy_configure()
1543 static int dw_hdmi_phy_init(struct dw_hdmi *hdmi, void *data, in dw_hdmi_phy_init() argument
1549 /* HDMI Phy spec says to do the phy initialization sequence twice */ in dw_hdmi_phy_init()
1551 dw_hdmi_phy_sel_data_en_pol(hdmi, 1); in dw_hdmi_phy_init()
1552 dw_hdmi_phy_sel_interface_control(hdmi, 0); in dw_hdmi_phy_init()
1554 ret = hdmi_phy_configure(hdmi, display); in dw_hdmi_phy_init()
1562 static void dw_hdmi_phy_disable(struct dw_hdmi *hdmi, void *data) in dw_hdmi_phy_disable() argument
1564 dw_hdmi_phy_power_off(hdmi); in dw_hdmi_phy_disable()
1567 enum drm_connector_status dw_hdmi_phy_read_hpd(struct dw_hdmi *hdmi, in dw_hdmi_phy_read_hpd() argument
1570 return hdmi_readb(hdmi, HDMI_PHY_STAT0) & HDMI_PHY_HPD ? in dw_hdmi_phy_read_hpd()
1575 void dw_hdmi_phy_update_hpd(struct dw_hdmi *hdmi, void *data, in dw_hdmi_phy_update_hpd() argument
1578 u8 old_mask = hdmi->phy_mask; in dw_hdmi_phy_update_hpd()
1581 hdmi->phy_mask |= HDMI_PHY_RX_SENSE; in dw_hdmi_phy_update_hpd()
1583 hdmi->phy_mask &= ~HDMI_PHY_RX_SENSE; in dw_hdmi_phy_update_hpd()
1585 if (old_mask != hdmi->phy_mask) in dw_hdmi_phy_update_hpd()
1586 hdmi_writeb(hdmi, hdmi->phy_mask, HDMI_PHY_MASK0); in dw_hdmi_phy_update_hpd()
1590 void dw_hdmi_phy_setup_hpd(struct dw_hdmi *hdmi, void *data) in dw_hdmi_phy_setup_hpd() argument
1596 hdmi_writeb(hdmi, HDMI_PHY_HPD | HDMI_PHY_RX_SENSE, HDMI_PHY_POL0); in dw_hdmi_phy_setup_hpd()
1597 hdmi_writeb(hdmi, HDMI_IH_PHY_STAT0_HPD | HDMI_IH_PHY_STAT0_RX_SENSE, in dw_hdmi_phy_setup_hpd()
1601 hdmi_writeb(hdmi, hdmi->phy_mask, HDMI_PHY_MASK0); in dw_hdmi_phy_setup_hpd()
1604 hdmi_writeb(hdmi, HDMI_IH_PHY_STAT0_HPD | HDMI_IH_PHY_STAT0_RX_SENSE, in dw_hdmi_phy_setup_hpd()
1606 hdmi_writeb(hdmi, ~(HDMI_IH_PHY_STAT0_HPD | HDMI_IH_PHY_STAT0_RX_SENSE), in dw_hdmi_phy_setup_hpd()
1620 * HDMI TX Setup
1623 static void hdmi_tx_hdcp_config(struct dw_hdmi *hdmi) in hdmi_tx_hdcp_config() argument
1627 if (hdmi->hdmi_data.video_mode.mdataenablepolarity) in hdmi_tx_hdcp_config()
1633 hdmi_modb(hdmi, HDMI_A_HDCPCFG0_RXDETECT_DISABLE, in hdmi_tx_hdcp_config()
1636 hdmi_modb(hdmi, de, HDMI_A_VIDPOLCFG_DATAENPOL_MASK, HDMI_A_VIDPOLCFG); in hdmi_tx_hdcp_config()
1638 hdmi_modb(hdmi, HDMI_A_HDCPCFG1_ENCRYPTIONDISABLE_DISABLE, in hdmi_tx_hdcp_config()
1642 static void hdmi_config_AVI(struct dw_hdmi *hdmi, in hdmi_config_AVI() argument
1652 if (hdmi_bus_fmt_is_rgb(hdmi->hdmi_data.enc_out_bus_format)) { in hdmi_config_AVI()
1654 hdmi->hdmi_data.rgb_limited_range ? in hdmi_config_AVI()
1663 if (hdmi_bus_fmt_is_yuv444(hdmi->hdmi_data.enc_out_bus_format)) in hdmi_config_AVI()
1665 else if (hdmi_bus_fmt_is_yuv422(hdmi->hdmi_data.enc_out_bus_format)) in hdmi_config_AVI()
1667 else if (hdmi_bus_fmt_is_yuv420(hdmi->hdmi_data.enc_out_bus_format)) in hdmi_config_AVI()
1673 if (!hdmi_bus_fmt_is_rgb(hdmi->hdmi_data.enc_out_bus_format)) { in hdmi_config_AVI()
1674 switch (hdmi->hdmi_data.enc_out_encoding) { in hdmi_config_AVI()
1676 if (hdmi->hdmi_data.enc_in_encoding == V4L2_YCBCR_ENC_XV601) in hdmi_config_AVI()
1684 if (hdmi->hdmi_data.enc_in_encoding == V4L2_YCBCR_ENC_XV709) in hdmi_config_AVI()
1721 hdmi_writeb(hdmi, val, HDMI_FC_AVICONF0); in hdmi_config_AVI()
1727 hdmi_writeb(hdmi, val, HDMI_FC_AVICONF1); in hdmi_config_AVI()
1735 hdmi_writeb(hdmi, val, HDMI_FC_AVICONF2); in hdmi_config_AVI()
1739 hdmi_writeb(hdmi, val, HDMI_FC_AVIVID); in hdmi_config_AVI()
1742 val = (((hdmi->hdmi_data.video_mode.mpixelrepetitioninput + 1) << in hdmi_config_AVI()
1745 ((hdmi->hdmi_data.video_mode.mpixelrepetitionoutput << in hdmi_config_AVI()
1748 hdmi_writeb(hdmi, val, HDMI_FC_PRCONF); in hdmi_config_AVI()
1756 hdmi_writeb(hdmi, val, HDMI_FC_AVICONF3); in hdmi_config_AVI()
1759 hdmi_writeb(hdmi, frame.top_bar & 0xff, HDMI_FC_AVIETB0); in hdmi_config_AVI()
1760 hdmi_writeb(hdmi, (frame.top_bar >> 8) & 0xff, HDMI_FC_AVIETB1); in hdmi_config_AVI()
1761 hdmi_writeb(hdmi, frame.bottom_bar & 0xff, HDMI_FC_AVISBB0); in hdmi_config_AVI()
1762 hdmi_writeb(hdmi, (frame.bottom_bar >> 8) & 0xff, HDMI_FC_AVISBB1); in hdmi_config_AVI()
1763 hdmi_writeb(hdmi, frame.left_bar & 0xff, HDMI_FC_AVIELB0); in hdmi_config_AVI()
1764 hdmi_writeb(hdmi, (frame.left_bar >> 8) & 0xff, HDMI_FC_AVIELB1); in hdmi_config_AVI()
1765 hdmi_writeb(hdmi, frame.right_bar & 0xff, HDMI_FC_AVISRB0); in hdmi_config_AVI()
1766 hdmi_writeb(hdmi, (frame.right_bar >> 8) & 0xff, HDMI_FC_AVISRB1); in hdmi_config_AVI()
1769 static void hdmi_config_vendor_specific_infoframe(struct dw_hdmi *hdmi, in hdmi_config_vendor_specific_infoframe() argument
1790 dev_err(hdmi->dev, "Failed to pack vendor infoframe: %zd\n", in hdmi_config_vendor_specific_infoframe()
1794 hdmi_mask_writeb(hdmi, 0, HDMI_FC_DATAUTO0, HDMI_FC_DATAUTO0_VSD_OFFSET, in hdmi_config_vendor_specific_infoframe()
1797 /* Set the length of HDMI vendor specific InfoFrame payload */ in hdmi_config_vendor_specific_infoframe()
1798 hdmi_writeb(hdmi, buffer[2], HDMI_FC_VSDSIZE); in hdmi_config_vendor_specific_infoframe()
1801 hdmi_writeb(hdmi, buffer[4], HDMI_FC_VSDIEEEID0); in hdmi_config_vendor_specific_infoframe()
1802 hdmi_writeb(hdmi, buffer[5], HDMI_FC_VSDIEEEID1); in hdmi_config_vendor_specific_infoframe()
1803 hdmi_writeb(hdmi, buffer[6], HDMI_FC_VSDIEEEID2); in hdmi_config_vendor_specific_infoframe()
1806 hdmi_writeb(hdmi, buffer[7], HDMI_FC_VSDPAYLOAD0); in hdmi_config_vendor_specific_infoframe()
1807 hdmi_writeb(hdmi, buffer[8], HDMI_FC_VSDPAYLOAD1); in hdmi_config_vendor_specific_infoframe()
1810 hdmi_writeb(hdmi, buffer[9], HDMI_FC_VSDPAYLOAD2); in hdmi_config_vendor_specific_infoframe()
1813 hdmi_writeb(hdmi, 1, HDMI_FC_DATAUTO1); in hdmi_config_vendor_specific_infoframe()
1816 hdmi_writeb(hdmi, 0x11, HDMI_FC_DATAUTO2); in hdmi_config_vendor_specific_infoframe()
1819 hdmi_mask_writeb(hdmi, 1, HDMI_FC_DATAUTO0, HDMI_FC_DATAUTO0_VSD_OFFSET, in hdmi_config_vendor_specific_infoframe()
1823 static void hdmi_config_drm_infoframe(struct dw_hdmi *hdmi, in hdmi_config_drm_infoframe() argument
1832 if (!hdmi->plat_data->use_drm_infoframe) in hdmi_config_drm_infoframe()
1835 hdmi_modb(hdmi, HDMI_FC_PACKET_TX_EN_DRM_DISABLE, in hdmi_config_drm_infoframe()
1844 dev_err(hdmi->dev, "Failed to pack drm infoframe: %zd\n", err); in hdmi_config_drm_infoframe()
1848 hdmi_writeb(hdmi, frame.version, HDMI_FC_DRM_HB0); in hdmi_config_drm_infoframe()
1849 hdmi_writeb(hdmi, frame.length, HDMI_FC_DRM_HB1); in hdmi_config_drm_infoframe()
1852 hdmi_writeb(hdmi, buffer[4 + i], HDMI_FC_DRM_PB0 + i); in hdmi_config_drm_infoframe()
1854 hdmi_writeb(hdmi, 1, HDMI_FC_DRM_UP); in hdmi_config_drm_infoframe()
1855 hdmi_modb(hdmi, HDMI_FC_PACKET_TX_EN_DRM_ENABLE, in hdmi_config_drm_infoframe()
1859 static void hdmi_av_composer(struct dw_hdmi *hdmi, in hdmi_av_composer() argument
1864 const struct drm_hdmi_info *hdmi_info = &display->hdmi; in hdmi_av_composer()
1865 struct hdmi_vmode *vmode = &hdmi->hdmi_data.video_mode; in hdmi_av_composer()
1871 dev_dbg(hdmi->dev, "final pixclk = %d\n", vmode->mpixelclock); in hdmi_av_composer()
1875 if (!hdmi_bus_fmt_is_yuv422(hdmi->hdmi_data.enc_out_bus_format)) { in hdmi_av_composer()
1877 hdmi->hdmi_data.enc_out_bus_format)) { in hdmi_av_composer()
1890 if (hdmi_bus_fmt_is_yuv420(hdmi->hdmi_data.enc_out_bus_format)) in hdmi_av_composer()
1893 dev_dbg(hdmi->dev, "final tmdsclock = %d\n", vmode->mtmdsclock); in hdmi_av_composer()
1896 inv_val = (hdmi->hdmi_data.hdcp_enable || in hdmi_av_composer()
1897 (dw_hdmi_support_scdc(hdmi, display) && in hdmi_av_composer()
1915 if (hdmi->vic == 39) in hdmi_av_composer()
1926 inv_val |= hdmi->sink_is_hdmi ? in hdmi_av_composer()
1930 hdmi_writeb(hdmi, inv_val, HDMI_FC_INVIDCONF); in hdmi_av_composer()
1941 if (hdmi_bus_fmt_is_yuv420(hdmi->hdmi_data.enc_out_bus_format)) { in hdmi_av_composer()
1965 if (dw_hdmi_support_scdc(hdmi, display)) { in hdmi_av_composer()
1977 drm_scdc_readb(hdmi->ddc, SCDC_SINK_VERSION, in hdmi_av_composer()
1979 drm_scdc_writeb(hdmi->ddc, SCDC_SOURCE_VERSION, in hdmi_av_composer()
1983 drm_scdc_set_scrambling(hdmi->ddc, 1); in hdmi_av_composer()
1992 hdmi_writeb(hdmi, (u8)~HDMI_MC_SWRSTZ_TMDSSWRST_REQ, in hdmi_av_composer()
1994 hdmi_writeb(hdmi, 1, HDMI_FC_SCRAMBLER_CTRL); in hdmi_av_composer()
1996 hdmi_writeb(hdmi, 0, HDMI_FC_SCRAMBLER_CTRL); in hdmi_av_composer()
1997 hdmi_writeb(hdmi, (u8)~HDMI_MC_SWRSTZ_TMDSSWRST_REQ, in hdmi_av_composer()
1999 drm_scdc_set_scrambling(hdmi->ddc, 0); in hdmi_av_composer()
2004 hdmi_writeb(hdmi, hdisplay >> 8, HDMI_FC_INHACTV1); in hdmi_av_composer()
2005 hdmi_writeb(hdmi, hdisplay, HDMI_FC_INHACTV0); in hdmi_av_composer()
2008 hdmi_writeb(hdmi, vdisplay >> 8, HDMI_FC_INVACTV1); in hdmi_av_composer()
2009 hdmi_writeb(hdmi, vdisplay, HDMI_FC_INVACTV0); in hdmi_av_composer()
2012 hdmi_writeb(hdmi, hblank >> 8, HDMI_FC_INHBLANK1); in hdmi_av_composer()
2013 hdmi_writeb(hdmi, hblank, HDMI_FC_INHBLANK0); in hdmi_av_composer()
2016 hdmi_writeb(hdmi, vblank, HDMI_FC_INVBLANK); in hdmi_av_composer()
2019 hdmi_writeb(hdmi, h_de_hs >> 8, HDMI_FC_HSYNCINDELAY1); in hdmi_av_composer()
2020 hdmi_writeb(hdmi, h_de_hs, HDMI_FC_HSYNCINDELAY0); in hdmi_av_composer()
2023 hdmi_writeb(hdmi, v_de_vs, HDMI_FC_VSYNCINDELAY); in hdmi_av_composer()
2026 hdmi_writeb(hdmi, hsync_len >> 8, HDMI_FC_HSYNCINWIDTH1); in hdmi_av_composer()
2027 hdmi_writeb(hdmi, hsync_len, HDMI_FC_HSYNCINWIDTH0); in hdmi_av_composer()
2030 hdmi_writeb(hdmi, vsync_len, HDMI_FC_VSYNCINWIDTH); in hdmi_av_composer()
2033 /* HDMI Initialization Step B.4 */
2034 static void dw_hdmi_enable_video_path(struct dw_hdmi *hdmi) in dw_hdmi_enable_video_path() argument
2037 hdmi_writeb(hdmi, 12, HDMI_FC_CTRLDUR); in dw_hdmi_enable_video_path()
2038 hdmi_writeb(hdmi, 32, HDMI_FC_EXCTRLDUR); in dw_hdmi_enable_video_path()
2039 hdmi_writeb(hdmi, 1, HDMI_FC_EXCTRLSPAC); in dw_hdmi_enable_video_path()
2042 hdmi_writeb(hdmi, 0x0B, HDMI_FC_CH0PREAM); in dw_hdmi_enable_video_path()
2043 hdmi_writeb(hdmi, 0x16, HDMI_FC_CH1PREAM); in dw_hdmi_enable_video_path()
2044 hdmi_writeb(hdmi, 0x21, HDMI_FC_CH2PREAM); in dw_hdmi_enable_video_path()
2047 hdmi->mc_clkdis |= HDMI_MC_CLKDIS_HDCPCLK_DISABLE | in dw_hdmi_enable_video_path()
2052 hdmi->mc_clkdis &= ~HDMI_MC_CLKDIS_PIXELCLK_DISABLE; in dw_hdmi_enable_video_path()
2053 hdmi_writeb(hdmi, hdmi->mc_clkdis, HDMI_MC_CLKDIS); in dw_hdmi_enable_video_path()
2055 hdmi->mc_clkdis &= ~HDMI_MC_CLKDIS_TMDSCLK_DISABLE; in dw_hdmi_enable_video_path()
2056 hdmi_writeb(hdmi, hdmi->mc_clkdis, HDMI_MC_CLKDIS); in dw_hdmi_enable_video_path()
2059 if (is_csc_needed(hdmi)) { in dw_hdmi_enable_video_path()
2060 hdmi->mc_clkdis &= ~HDMI_MC_CLKDIS_CSCCLK_DISABLE; in dw_hdmi_enable_video_path()
2061 hdmi_writeb(hdmi, hdmi->mc_clkdis, HDMI_MC_CLKDIS); in dw_hdmi_enable_video_path()
2063 hdmi_writeb(hdmi, HDMI_MC_FLOWCTRL_FEED_THROUGH_OFF_CSC_IN_PATH, in dw_hdmi_enable_video_path()
2066 hdmi->mc_clkdis |= HDMI_MC_CLKDIS_CSCCLK_DISABLE; in dw_hdmi_enable_video_path()
2067 hdmi_writeb(hdmi, hdmi->mc_clkdis, HDMI_MC_CLKDIS); in dw_hdmi_enable_video_path()
2069 hdmi_writeb(hdmi, HDMI_MC_FLOWCTRL_FEED_THROUGH_OFF_CSC_BYPASS, in dw_hdmi_enable_video_path()
2075 static void dw_hdmi_clear_overflow(struct dw_hdmi *hdmi) in dw_hdmi_clear_overflow() argument
2087 * The number of iterations matters and depends on the HDMI TX revision in dw_hdmi_clear_overflow()
2098 switch (hdmi->version) { in dw_hdmi_clear_overflow()
2115 hdmi_writeb(hdmi, (u8)~HDMI_MC_SWRSTZ_TMDSSWRST_REQ, HDMI_MC_SWRSTZ); in dw_hdmi_clear_overflow()
2117 val = hdmi_readb(hdmi, HDMI_FC_INVIDCONF); in dw_hdmi_clear_overflow()
2119 hdmi_writeb(hdmi, val, HDMI_FC_INVIDCONF); in dw_hdmi_clear_overflow()
2122 static void hdmi_disable_overflow_interrupts(struct dw_hdmi *hdmi) in hdmi_disable_overflow_interrupts() argument
2124 hdmi_writeb(hdmi, HDMI_IH_MUTE_FC_STAT2_OVERFLOW_MASK, in hdmi_disable_overflow_interrupts()
2128 static int dw_hdmi_setup(struct dw_hdmi *hdmi, in dw_hdmi_setup() argument
2134 hdmi_disable_overflow_interrupts(hdmi); in dw_hdmi_setup()
2136 hdmi->vic = drm_match_cea_mode(mode); in dw_hdmi_setup()
2138 if (!hdmi->vic) { in dw_hdmi_setup()
2139 dev_dbg(hdmi->dev, "Non-CEA mode used in HDMI\n"); in dw_hdmi_setup()
2141 dev_dbg(hdmi->dev, "CEA mode used vic=%d\n", hdmi->vic); in dw_hdmi_setup()
2144 if ((hdmi->vic == 6) || (hdmi->vic == 7) || in dw_hdmi_setup()
2145 (hdmi->vic == 21) || (hdmi->vic == 22) || in dw_hdmi_setup()
2146 (hdmi->vic == 2) || (hdmi->vic == 3) || in dw_hdmi_setup()
2147 (hdmi->vic == 17) || (hdmi->vic == 18)) in dw_hdmi_setup()
2148 hdmi->hdmi_data.enc_out_encoding = V4L2_YCBCR_ENC_601; in dw_hdmi_setup()
2150 hdmi->hdmi_data.enc_out_encoding = V4L2_YCBCR_ENC_709; in dw_hdmi_setup()
2152 hdmi->hdmi_data.video_mode.mpixelrepetitionoutput = 0; in dw_hdmi_setup()
2153 hdmi->hdmi_data.video_mode.mpixelrepetitioninput = 0; in dw_hdmi_setup()
2155 if (hdmi->hdmi_data.enc_in_bus_format == MEDIA_BUS_FMT_FIXED) in dw_hdmi_setup()
2156 hdmi->hdmi_data.enc_in_bus_format = MEDIA_BUS_FMT_RGB888_1X24; in dw_hdmi_setup()
2159 if (hdmi->plat_data->input_bus_encoding) in dw_hdmi_setup()
2160 hdmi->hdmi_data.enc_in_encoding = in dw_hdmi_setup()
2161 hdmi->plat_data->input_bus_encoding; in dw_hdmi_setup()
2163 hdmi->hdmi_data.enc_in_encoding = V4L2_YCBCR_ENC_DEFAULT; in dw_hdmi_setup()
2165 if (hdmi->hdmi_data.enc_out_bus_format == MEDIA_BUS_FMT_FIXED) in dw_hdmi_setup()
2166 hdmi->hdmi_data.enc_out_bus_format = MEDIA_BUS_FMT_RGB888_1X24; in dw_hdmi_setup()
2168 hdmi->hdmi_data.rgb_limited_range = hdmi->sink_is_hdmi && in dw_hdmi_setup()
2172 hdmi->hdmi_data.pix_repet_factor = 0; in dw_hdmi_setup()
2173 hdmi->hdmi_data.hdcp_enable = 0; in dw_hdmi_setup()
2174 hdmi->hdmi_data.video_mode.mdataenablepolarity = true; in dw_hdmi_setup()
2176 /* HDMI Initialization Step B.1 */ in dw_hdmi_setup()
2177 hdmi_av_composer(hdmi, &connector->display_info, mode); in dw_hdmi_setup()
2179 /* HDMI Initializateion Step B.2 */ in dw_hdmi_setup()
2180 ret = hdmi->phy.ops->init(hdmi, hdmi->phy.data, in dw_hdmi_setup()
2182 &hdmi->previous_mode); in dw_hdmi_setup()
2185 hdmi->phy.enabled = true; in dw_hdmi_setup()
2187 /* HDMI Initialization Step B.3 */ in dw_hdmi_setup()
2188 dw_hdmi_enable_video_path(hdmi); in dw_hdmi_setup()
2190 if (hdmi->sink_has_audio) { in dw_hdmi_setup()
2191 dev_dbg(hdmi->dev, "sink has audio support\n"); in dw_hdmi_setup()
2193 /* HDMI Initialization Step E - Configure audio */ in dw_hdmi_setup()
2194 hdmi_clk_regenerator_update_pixel_clock(hdmi); in dw_hdmi_setup()
2195 hdmi_enable_audio_clk(hdmi, hdmi->audio_enable); in dw_hdmi_setup()
2199 if (hdmi->sink_is_hdmi) { in dw_hdmi_setup()
2200 dev_dbg(hdmi->dev, "%s HDMI mode\n", __func__); in dw_hdmi_setup()
2202 /* HDMI Initialization Step F - Configure AVI InfoFrame */ in dw_hdmi_setup()
2203 hdmi_config_AVI(hdmi, connector, mode); in dw_hdmi_setup()
2204 hdmi_config_vendor_specific_infoframe(hdmi, connector, mode); in dw_hdmi_setup()
2205 hdmi_config_drm_infoframe(hdmi, connector); in dw_hdmi_setup()
2207 dev_dbg(hdmi->dev, "%s DVI mode\n", __func__); in dw_hdmi_setup()
2210 hdmi_video_packetize(hdmi); in dw_hdmi_setup()
2211 hdmi_video_csc(hdmi); in dw_hdmi_setup()
2212 hdmi_video_sample(hdmi); in dw_hdmi_setup()
2213 hdmi_tx_hdcp_config(hdmi); in dw_hdmi_setup()
2215 dw_hdmi_clear_overflow(hdmi); in dw_hdmi_setup()
2220 static void initialize_hdmi_ih_mutes(struct dw_hdmi *hdmi) in initialize_hdmi_ih_mutes() argument
2229 * Disable top level interrupt bits in HDMI block in initialize_hdmi_ih_mutes()
2231 ih_mute = hdmi_readb(hdmi, HDMI_IH_MUTE) | in initialize_hdmi_ih_mutes()
2235 hdmi_writeb(hdmi, ih_mute, HDMI_IH_MUTE); in initialize_hdmi_ih_mutes()
2238 hdmi_writeb(hdmi, 0xff, HDMI_VP_MASK); in initialize_hdmi_ih_mutes()
2239 hdmi_writeb(hdmi, 0xff, HDMI_FC_MASK0); in initialize_hdmi_ih_mutes()
2240 hdmi_writeb(hdmi, 0xff, HDMI_FC_MASK1); in initialize_hdmi_ih_mutes()
2241 hdmi_writeb(hdmi, 0xff, HDMI_FC_MASK2); in initialize_hdmi_ih_mutes()
2242 hdmi_writeb(hdmi, 0xff, HDMI_PHY_MASK0); in initialize_hdmi_ih_mutes()
2243 hdmi_writeb(hdmi, 0xff, HDMI_PHY_I2CM_INT_ADDR); in initialize_hdmi_ih_mutes()
2244 hdmi_writeb(hdmi, 0xff, HDMI_PHY_I2CM_CTLINT_ADDR); in initialize_hdmi_ih_mutes()
2245 hdmi_writeb(hdmi, 0xff, HDMI_AUD_INT); in initialize_hdmi_ih_mutes()
2246 hdmi_writeb(hdmi, 0xff, HDMI_AUD_SPDIFINT); in initialize_hdmi_ih_mutes()
2247 hdmi_writeb(hdmi, 0xff, HDMI_AUD_HBR_MASK); in initialize_hdmi_ih_mutes()
2248 hdmi_writeb(hdmi, 0xff, HDMI_GP_MASK); in initialize_hdmi_ih_mutes()
2249 hdmi_writeb(hdmi, 0xff, HDMI_A_APIINTMSK); in initialize_hdmi_ih_mutes()
2250 hdmi_writeb(hdmi, 0xff, HDMI_I2CM_INT); in initialize_hdmi_ih_mutes()
2251 hdmi_writeb(hdmi, 0xff, HDMI_I2CM_CTLINT); in initialize_hdmi_ih_mutes()
2254 hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_FC_STAT0); in initialize_hdmi_ih_mutes()
2255 hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_FC_STAT1); in initialize_hdmi_ih_mutes()
2256 hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_FC_STAT2); in initialize_hdmi_ih_mutes()
2257 hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_AS_STAT0); in initialize_hdmi_ih_mutes()
2258 hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_PHY_STAT0); in initialize_hdmi_ih_mutes()
2259 hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_I2CM_STAT0); in initialize_hdmi_ih_mutes()
2260 hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_CEC_STAT0); in initialize_hdmi_ih_mutes()
2261 hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_VP_STAT0); in initialize_hdmi_ih_mutes()
2262 hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_I2CMPHY_STAT0); in initialize_hdmi_ih_mutes()
2263 hdmi_writeb(hdmi, 0xff, HDMI_IH_MUTE_AHBDMAAUD_STAT0); in initialize_hdmi_ih_mutes()
2265 /* Enable top level interrupt bits in HDMI block */ in initialize_hdmi_ih_mutes()
2268 hdmi_writeb(hdmi, ih_mute, HDMI_IH_MUTE); in initialize_hdmi_ih_mutes()
2271 static void dw_hdmi_poweron(struct dw_hdmi *hdmi) in dw_hdmi_poweron() argument
2273 hdmi->bridge_is_on = true; in dw_hdmi_poweron()
2277 * is only be called when !hdmi->disabled. in dw_hdmi_poweron()
2279 dw_hdmi_setup(hdmi, hdmi->curr_conn, &hdmi->previous_mode); in dw_hdmi_poweron()
2282 static void dw_hdmi_poweroff(struct dw_hdmi *hdmi) in dw_hdmi_poweroff() argument
2284 if (hdmi->phy.enabled) { in dw_hdmi_poweroff()
2285 hdmi->phy.ops->disable(hdmi, hdmi->phy.data); in dw_hdmi_poweroff()
2286 hdmi->phy.enabled = false; in dw_hdmi_poweroff()
2289 hdmi->bridge_is_on = false; in dw_hdmi_poweroff()
2292 static void dw_hdmi_update_power(struct dw_hdmi *hdmi) in dw_hdmi_update_power() argument
2294 int force = hdmi->force; in dw_hdmi_update_power()
2296 if (hdmi->disabled) { in dw_hdmi_update_power()
2299 if (hdmi->rxsense) in dw_hdmi_update_power()
2306 if (hdmi->bridge_is_on) in dw_hdmi_update_power()
2307 dw_hdmi_poweroff(hdmi); in dw_hdmi_update_power()
2309 if (!hdmi->bridge_is_on) in dw_hdmi_update_power()
2310 dw_hdmi_poweron(hdmi); in dw_hdmi_update_power()
2326 static void dw_hdmi_update_phy_mask(struct dw_hdmi *hdmi) in dw_hdmi_update_phy_mask() argument
2328 if (hdmi->phy.ops->update_hpd) in dw_hdmi_update_phy_mask()
2329 hdmi->phy.ops->update_hpd(hdmi, hdmi->phy.data, in dw_hdmi_update_phy_mask()
2330 hdmi->force, hdmi->disabled, in dw_hdmi_update_phy_mask()
2331 hdmi->rxsense); in dw_hdmi_update_phy_mask()
2334 static enum drm_connector_status dw_hdmi_detect(struct dw_hdmi *hdmi) in dw_hdmi_detect() argument
2338 result = hdmi->phy.ops->read_hpd(hdmi, hdmi->phy.data); in dw_hdmi_detect()
2340 mutex_lock(&hdmi->mutex); in dw_hdmi_detect()
2341 if (result != hdmi->last_connector_result) { in dw_hdmi_detect()
2342 dev_dbg(hdmi->dev, "read_hpd result: %d", result); in dw_hdmi_detect()
2343 handle_plugged_change(hdmi, in dw_hdmi_detect()
2345 hdmi->last_connector_result = result; in dw_hdmi_detect()
2347 mutex_unlock(&hdmi->mutex); in dw_hdmi_detect()
2352 static struct edid *dw_hdmi_get_edid(struct dw_hdmi *hdmi, in dw_hdmi_get_edid() argument
2357 if (!hdmi->ddc) in dw_hdmi_get_edid()
2360 edid = drm_get_edid(connector, hdmi->ddc); in dw_hdmi_get_edid()
2362 dev_dbg(hdmi->dev, "failed to get edid\n"); in dw_hdmi_get_edid()
2366 dev_dbg(hdmi->dev, "got edid: width[%d] x height[%d]\n", in dw_hdmi_get_edid()
2369 hdmi->sink_is_hdmi = drm_detect_hdmi_monitor(edid); in dw_hdmi_get_edid()
2370 hdmi->sink_has_audio = drm_detect_monitor_audio(edid); in dw_hdmi_get_edid()
2382 struct dw_hdmi *hdmi = container_of(connector, struct dw_hdmi, in dw_hdmi_connector_detect() local
2384 return dw_hdmi_detect(hdmi); in dw_hdmi_connector_detect()
2389 struct dw_hdmi *hdmi = container_of(connector, struct dw_hdmi, in dw_hdmi_connector_get_modes() local
2394 edid = dw_hdmi_get_edid(hdmi, connector); in dw_hdmi_connector_get_modes()
2399 cec_notifier_set_phys_addr_from_edid(hdmi->cec_notifier, edid); in dw_hdmi_connector_get_modes()
2447 struct dw_hdmi *hdmi = container_of(connector, struct dw_hdmi, in dw_hdmi_connector_force() local
2450 mutex_lock(&hdmi->mutex); in dw_hdmi_connector_force()
2451 hdmi->force = connector->force; in dw_hdmi_connector_force()
2452 dw_hdmi_update_power(hdmi); in dw_hdmi_connector_force()
2453 dw_hdmi_update_phy_mask(hdmi); in dw_hdmi_connector_force()
2454 mutex_unlock(&hdmi->mutex); in dw_hdmi_connector_force()
2472 static int dw_hdmi_connector_create(struct dw_hdmi *hdmi) in dw_hdmi_connector_create() argument
2474 struct drm_connector *connector = &hdmi->connector; in dw_hdmi_connector_create()
2478 if (hdmi->version >= 0x200a) in dw_hdmi_connector_create()
2480 hdmi->plat_data->ycbcr_420_allowed; in dw_hdmi_connector_create()
2489 drm_connector_init_with_ddc(hdmi->bridge.dev, connector, in dw_hdmi_connector_create()
2492 hdmi->ddc); in dw_hdmi_connector_create()
2502 if (hdmi->version >= 0x200a && hdmi->plat_data->use_drm_infoframe) in dw_hdmi_connector_create()
2506 drm_connector_attach_encoder(connector, hdmi->bridge.encoder); in dw_hdmi_connector_create()
2510 notifier = cec_notifier_conn_register(hdmi->dev, NULL, &conn_info); in dw_hdmi_connector_create()
2514 mutex_lock(&hdmi->cec_notifier_mutex); in dw_hdmi_connector_create()
2515 hdmi->cec_notifier = notifier; in dw_hdmi_connector_create()
2516 mutex_unlock(&hdmi->cec_notifier_mutex); in dw_hdmi_connector_create()
2557 bool is_hdmi2_sink = info->hdmi.scdc.supported || in dw_hdmi_bridge_atomic_get_output_bus_fmts()
2569 /* If dw-hdmi is the only bridge, avoid negociating with ourselves */ in dw_hdmi_bridge_atomic_get_output_bus_fmts()
2587 (info->hdmi.y420_dc_modes & DRM_EDID_YCBCR420_DC_48)) in dw_hdmi_bridge_atomic_get_output_bus_fmts()
2591 (info->hdmi.y420_dc_modes & DRM_EDID_YCBCR420_DC_36)) in dw_hdmi_bridge_atomic_get_output_bus_fmts()
2595 (info->hdmi.y420_dc_modes & DRM_EDID_YCBCR420_DC_30)) in dw_hdmi_bridge_atomic_get_output_bus_fmts()
2781 struct dw_hdmi *hdmi = bridge->driver_private; in dw_hdmi_bridge_atomic_check() local
2783 hdmi->hdmi_data.enc_out_bus_format = in dw_hdmi_bridge_atomic_check()
2786 hdmi->hdmi_data.enc_in_bus_format = in dw_hdmi_bridge_atomic_check()
2789 dev_dbg(hdmi->dev, "input format 0x%04x, output format 0x%04x\n", in dw_hdmi_bridge_atomic_check()
2799 struct dw_hdmi *hdmi = bridge->driver_private; in dw_hdmi_bridge_attach() local
2804 return dw_hdmi_connector_create(hdmi); in dw_hdmi_bridge_attach()
2809 struct dw_hdmi *hdmi = bridge->driver_private; in dw_hdmi_bridge_detach() local
2811 mutex_lock(&hdmi->cec_notifier_mutex); in dw_hdmi_bridge_detach()
2812 cec_notifier_conn_unregister(hdmi->cec_notifier); in dw_hdmi_bridge_detach()
2813 hdmi->cec_notifier = NULL; in dw_hdmi_bridge_detach()
2814 mutex_unlock(&hdmi->cec_notifier_mutex); in dw_hdmi_bridge_detach()
2822 struct dw_hdmi *hdmi = bridge->driver_private; in dw_hdmi_bridge_mode_valid() local
2823 const struct dw_hdmi_plat_data *pdata = hdmi->plat_data; in dw_hdmi_bridge_mode_valid()
2831 mode_status = pdata->mode_valid(hdmi, pdata->priv_data, info, in dw_hdmi_bridge_mode_valid()
2841 struct dw_hdmi *hdmi = bridge->driver_private; in dw_hdmi_bridge_mode_set() local
2843 mutex_lock(&hdmi->mutex); in dw_hdmi_bridge_mode_set()
2846 memcpy(&hdmi->previous_mode, mode, sizeof(hdmi->previous_mode)); in dw_hdmi_bridge_mode_set()
2848 mutex_unlock(&hdmi->mutex); in dw_hdmi_bridge_mode_set()
2854 struct dw_hdmi *hdmi = bridge->driver_private; in dw_hdmi_bridge_atomic_disable() local
2856 mutex_lock(&hdmi->mutex); in dw_hdmi_bridge_atomic_disable()
2857 hdmi->disabled = true; in dw_hdmi_bridge_atomic_disable()
2858 hdmi->curr_conn = NULL; in dw_hdmi_bridge_atomic_disable()
2859 dw_hdmi_update_power(hdmi); in dw_hdmi_bridge_atomic_disable()
2860 dw_hdmi_update_phy_mask(hdmi); in dw_hdmi_bridge_atomic_disable()
2861 mutex_unlock(&hdmi->mutex); in dw_hdmi_bridge_atomic_disable()
2867 struct dw_hdmi *hdmi = bridge->driver_private; in dw_hdmi_bridge_atomic_enable() local
2874 mutex_lock(&hdmi->mutex); in dw_hdmi_bridge_atomic_enable()
2875 hdmi->disabled = false; in dw_hdmi_bridge_atomic_enable()
2876 hdmi->curr_conn = connector; in dw_hdmi_bridge_atomic_enable()
2877 dw_hdmi_update_power(hdmi); in dw_hdmi_bridge_atomic_enable()
2878 dw_hdmi_update_phy_mask(hdmi); in dw_hdmi_bridge_atomic_enable()
2879 mutex_unlock(&hdmi->mutex); in dw_hdmi_bridge_atomic_enable()
2884 struct dw_hdmi *hdmi = bridge->driver_private; in dw_hdmi_bridge_detect() local
2886 return dw_hdmi_detect(hdmi); in dw_hdmi_bridge_detect()
2892 struct dw_hdmi *hdmi = bridge->driver_private; in dw_hdmi_bridge_get_edid() local
2894 return dw_hdmi_get_edid(hdmi, connector); in dw_hdmi_bridge_get_edid()
2918 static irqreturn_t dw_hdmi_i2c_irq(struct dw_hdmi *hdmi) in dw_hdmi_i2c_irq() argument
2920 struct dw_hdmi_i2c *i2c = hdmi->i2c; in dw_hdmi_i2c_irq()
2923 stat = hdmi_readb(hdmi, HDMI_IH_I2CM_STAT0); in dw_hdmi_i2c_irq()
2927 hdmi_writeb(hdmi, stat, HDMI_IH_I2CM_STAT0); in dw_hdmi_i2c_irq()
2938 struct dw_hdmi *hdmi = dev_id; in dw_hdmi_hardirq() local
2942 if (hdmi->i2c) in dw_hdmi_hardirq()
2943 ret = dw_hdmi_i2c_irq(hdmi); in dw_hdmi_hardirq()
2945 intr_stat = hdmi_readb(hdmi, HDMI_IH_PHY_STAT0); in dw_hdmi_hardirq()
2947 hdmi_writeb(hdmi, ~0, HDMI_IH_MUTE_PHY_STAT0); in dw_hdmi_hardirq()
2954 void dw_hdmi_setup_rx_sense(struct dw_hdmi *hdmi, bool hpd, bool rx_sense) in dw_hdmi_setup_rx_sense() argument
2956 mutex_lock(&hdmi->mutex); in dw_hdmi_setup_rx_sense()
2958 if (!hdmi->force) { in dw_hdmi_setup_rx_sense()
2964 hdmi->rxsense = false; in dw_hdmi_setup_rx_sense()
2973 hdmi->rxsense = true; in dw_hdmi_setup_rx_sense()
2975 dw_hdmi_update_power(hdmi); in dw_hdmi_setup_rx_sense()
2976 dw_hdmi_update_phy_mask(hdmi); in dw_hdmi_setup_rx_sense()
2978 mutex_unlock(&hdmi->mutex); in dw_hdmi_setup_rx_sense()
2984 struct dw_hdmi *hdmi = dev_id; in dw_hdmi_irq() local
2987 intr_stat = hdmi_readb(hdmi, HDMI_IH_PHY_STAT0); in dw_hdmi_irq()
2988 phy_int_pol = hdmi_readb(hdmi, HDMI_PHY_POL0); in dw_hdmi_irq()
2989 phy_stat = hdmi_readb(hdmi, HDMI_PHY_STAT0); in dw_hdmi_irq()
3004 hdmi_modb(hdmi, ~phy_int_pol, phy_pol_mask, HDMI_PHY_POL0); in dw_hdmi_irq()
3015 dw_hdmi_setup_rx_sense(hdmi, in dw_hdmi_irq()
3020 mutex_lock(&hdmi->cec_notifier_mutex); in dw_hdmi_irq()
3021 cec_notifier_phys_addr_invalidate(hdmi->cec_notifier); in dw_hdmi_irq()
3022 mutex_unlock(&hdmi->cec_notifier_mutex); in dw_hdmi_irq()
3031 dev_dbg(hdmi->dev, "EVENT=%s\n", in dw_hdmi_irq()
3035 if (hdmi->bridge.dev) { in dw_hdmi_irq()
3036 drm_helper_hpd_irq_event(hdmi->bridge.dev); in dw_hdmi_irq()
3037 drm_bridge_hpd_notify(&hdmi->bridge, status); in dw_hdmi_irq()
3041 hdmi_writeb(hdmi, intr_stat, HDMI_IH_PHY_STAT0); in dw_hdmi_irq()
3042 hdmi_writeb(hdmi, ~(HDMI_IH_PHY_STAT0_HPD | HDMI_IH_PHY_STAT0_RX_SENSE), in dw_hdmi_irq()
3051 .name = "DWC HDMI TX PHY",
3067 .name = "DWC HDMI 3D TX PHY + HEAC PHY",
3072 .name = "DWC HDMI 3D TX PHY",
3077 .name = "DWC HDMI 2.0 TX PHY",
3087 static int dw_hdmi_detect_phy(struct dw_hdmi *hdmi) in dw_hdmi_detect_phy() argument
3092 phy_type = hdmi->plat_data->phy_force_vendor ? in dw_hdmi_detect_phy()
3094 hdmi_readb(hdmi, HDMI_CONFIG2_ID); in dw_hdmi_detect_phy()
3098 if (!hdmi->plat_data->phy_ops || !hdmi->plat_data->phy_name) { in dw_hdmi_detect_phy()
3099 dev_err(hdmi->dev, in dw_hdmi_detect_phy()
3100 "Vendor HDMI PHY not supported by glue layer\n"); in dw_hdmi_detect_phy()
3104 hdmi->phy.ops = hdmi->plat_data->phy_ops; in dw_hdmi_detect_phy()
3105 hdmi->phy.data = hdmi->plat_data->phy_data; in dw_hdmi_detect_phy()
3106 hdmi->phy.name = hdmi->plat_data->phy_name; in dw_hdmi_detect_phy()
3113 hdmi->phy.ops = &dw_hdmi_synopsys_phy_ops; in dw_hdmi_detect_phy()
3114 hdmi->phy.name = dw_hdmi_phys[i].name; in dw_hdmi_detect_phy()
3115 hdmi->phy.data = (void *)&dw_hdmi_phys[i]; in dw_hdmi_detect_phy()
3118 !hdmi->plat_data->configure_phy) { in dw_hdmi_detect_phy()
3119 dev_err(hdmi->dev, "%s requires platform support\n", in dw_hdmi_detect_phy()
3120 hdmi->phy.name); in dw_hdmi_detect_phy()
3128 dev_err(hdmi->dev, "Unsupported HDMI PHY type (%02x)\n", phy_type); in dw_hdmi_detect_phy()
3132 static void dw_hdmi_cec_enable(struct dw_hdmi *hdmi) in dw_hdmi_cec_enable() argument
3134 mutex_lock(&hdmi->mutex); in dw_hdmi_cec_enable()
3135 hdmi->mc_clkdis &= ~HDMI_MC_CLKDIS_CECCLK_DISABLE; in dw_hdmi_cec_enable()
3136 hdmi_writeb(hdmi, hdmi->mc_clkdis, HDMI_MC_CLKDIS); in dw_hdmi_cec_enable()
3137 mutex_unlock(&hdmi->mutex); in dw_hdmi_cec_enable()
3140 static void dw_hdmi_cec_disable(struct dw_hdmi *hdmi) in dw_hdmi_cec_disable() argument
3142 mutex_lock(&hdmi->mutex); in dw_hdmi_cec_disable()
3143 hdmi->mc_clkdis |= HDMI_MC_CLKDIS_CECCLK_DISABLE; in dw_hdmi_cec_disable()
3144 hdmi_writeb(hdmi, hdmi->mc_clkdis, HDMI_MC_CLKDIS); in dw_hdmi_cec_disable()
3145 mutex_unlock(&hdmi->mutex); in dw_hdmi_cec_disable()
3169 static void dw_hdmi_init_hw(struct dw_hdmi *hdmi) in dw_hdmi_init_hw() argument
3171 initialize_hdmi_ih_mutes(hdmi); in dw_hdmi_init_hw()
3174 * Reset HDMI DDC I2C master controller and mute I2CM interrupts. in dw_hdmi_init_hw()
3178 dw_hdmi_i2c_init(hdmi); in dw_hdmi_init_hw()
3180 if (hdmi->phy.ops->setup_hpd) in dw_hdmi_init_hw()
3181 hdmi->phy.ops->setup_hpd(hdmi, hdmi->phy.data); in dw_hdmi_init_hw()
3195 struct dw_hdmi *hdmi; in dw_hdmi_probe() local
3205 hdmi = devm_kzalloc(dev, sizeof(*hdmi), GFP_KERNEL); in dw_hdmi_probe()
3206 if (!hdmi) in dw_hdmi_probe()
3209 hdmi->plat_data = plat_data; in dw_hdmi_probe()
3210 hdmi->dev = dev; in dw_hdmi_probe()
3211 hdmi->sample_rate = 48000; in dw_hdmi_probe()
3212 hdmi->disabled = true; in dw_hdmi_probe()
3213 hdmi->rxsense = true; in dw_hdmi_probe()
3214 hdmi->phy_mask = (u8)~(HDMI_PHY_HPD | HDMI_PHY_RX_SENSE); in dw_hdmi_probe()
3215 hdmi->mc_clkdis = 0x7f; in dw_hdmi_probe()
3216 hdmi->last_connector_result = connector_status_disconnected; in dw_hdmi_probe()
3218 mutex_init(&hdmi->mutex); in dw_hdmi_probe()
3219 mutex_init(&hdmi->audio_mutex); in dw_hdmi_probe()
3220 mutex_init(&hdmi->cec_notifier_mutex); in dw_hdmi_probe()
3221 spin_lock_init(&hdmi->audio_lock); in dw_hdmi_probe()
3225 hdmi->ddc = of_get_i2c_adapter_by_node(ddc_node); in dw_hdmi_probe()
3227 if (!hdmi->ddc) { in dw_hdmi_probe()
3228 dev_dbg(hdmi->dev, "failed to read ddc node\n"); in dw_hdmi_probe()
3233 dev_dbg(hdmi->dev, "no ddc property found\n"); in dw_hdmi_probe()
3243 hdmi->reg_shift = 2; in dw_hdmi_probe()
3254 hdmi->regs = devm_ioremap_resource(dev, iores); in dw_hdmi_probe()
3255 if (IS_ERR(hdmi->regs)) { in dw_hdmi_probe()
3256 ret = PTR_ERR(hdmi->regs); in dw_hdmi_probe()
3260 hdmi->regm = devm_regmap_init_mmio(dev, hdmi->regs, reg_config); in dw_hdmi_probe()
3261 if (IS_ERR(hdmi->regm)) { in dw_hdmi_probe()
3263 ret = PTR_ERR(hdmi->regm); in dw_hdmi_probe()
3267 hdmi->regm = plat_data->regm; in dw_hdmi_probe()
3270 hdmi->isfr_clk = devm_clk_get(hdmi->dev, "isfr"); in dw_hdmi_probe()
3271 if (IS_ERR(hdmi->isfr_clk)) { in dw_hdmi_probe()
3272 ret = PTR_ERR(hdmi->isfr_clk); in dw_hdmi_probe()
3273 dev_err(hdmi->dev, "Unable to get HDMI isfr clk: %d\n", ret); in dw_hdmi_probe()
3277 ret = clk_prepare_enable(hdmi->isfr_clk); in dw_hdmi_probe()
3279 dev_err(hdmi->dev, "Cannot enable HDMI isfr clock: %d\n", ret); in dw_hdmi_probe()
3283 hdmi->iahb_clk = devm_clk_get(hdmi->dev, "iahb"); in dw_hdmi_probe()
3284 if (IS_ERR(hdmi->iahb_clk)) { in dw_hdmi_probe()
3285 ret = PTR_ERR(hdmi->iahb_clk); in dw_hdmi_probe()
3286 dev_err(hdmi->dev, "Unable to get HDMI iahb clk: %d\n", ret); in dw_hdmi_probe()
3290 ret = clk_prepare_enable(hdmi->iahb_clk); in dw_hdmi_probe()
3292 dev_err(hdmi->dev, "Cannot enable HDMI iahb clock: %d\n", ret); in dw_hdmi_probe()
3296 hdmi->cec_clk = devm_clk_get(hdmi->dev, "cec"); in dw_hdmi_probe()
3297 if (PTR_ERR(hdmi->cec_clk) == -ENOENT) { in dw_hdmi_probe()
3298 hdmi->cec_clk = NULL; in dw_hdmi_probe()
3299 } else if (IS_ERR(hdmi->cec_clk)) { in dw_hdmi_probe()
3300 ret = PTR_ERR(hdmi->cec_clk); in dw_hdmi_probe()
3302 dev_err(hdmi->dev, "Cannot get HDMI cec clock: %d\n", in dw_hdmi_probe()
3305 hdmi->cec_clk = NULL; in dw_hdmi_probe()
3308 ret = clk_prepare_enable(hdmi->cec_clk); in dw_hdmi_probe()
3310 dev_err(hdmi->dev, "Cannot enable HDMI cec clock: %d\n", in dw_hdmi_probe()
3317 hdmi->version = (hdmi_readb(hdmi, HDMI_DESIGN_ID) << 8) in dw_hdmi_probe()
3318 | (hdmi_readb(hdmi, HDMI_REVISION_ID) << 0); in dw_hdmi_probe()
3319 prod_id0 = hdmi_readb(hdmi, HDMI_PRODUCT_ID0); in dw_hdmi_probe()
3320 prod_id1 = hdmi_readb(hdmi, HDMI_PRODUCT_ID1); in dw_hdmi_probe()
3324 dev_err(dev, "Unsupported HDMI controller (%04x:%02x:%02x)\n", in dw_hdmi_probe()
3325 hdmi->version, prod_id0, prod_id1); in dw_hdmi_probe()
3330 ret = dw_hdmi_detect_phy(hdmi); in dw_hdmi_probe()
3334 dev_info(dev, "Detected HDMI TX controller v%x.%03x %s HDCP (%s)\n", in dw_hdmi_probe()
3335 hdmi->version >> 12, hdmi->version & 0xfff, in dw_hdmi_probe()
3337 hdmi->phy.name); in dw_hdmi_probe()
3339 dw_hdmi_init_hw(hdmi); in dw_hdmi_probe()
3349 dev_name(dev), hdmi); in dw_hdmi_probe()
3357 hdmi_init_clk_regenerator(hdmi); in dw_hdmi_probe()
3359 /* If DDC bus is not specified, try to register HDMI I2C bus */ in dw_hdmi_probe()
3360 if (!hdmi->ddc) { in dw_hdmi_probe()
3362 hdmi->pinctrl = devm_pinctrl_get(dev); in dw_hdmi_probe()
3363 if (!IS_ERR(hdmi->pinctrl)) { in dw_hdmi_probe()
3364 hdmi->unwedge_state = in dw_hdmi_probe()
3365 pinctrl_lookup_state(hdmi->pinctrl, "unwedge"); in dw_hdmi_probe()
3366 hdmi->default_state = in dw_hdmi_probe()
3367 pinctrl_lookup_state(hdmi->pinctrl, "default"); in dw_hdmi_probe()
3369 if (IS_ERR(hdmi->default_state) || in dw_hdmi_probe()
3370 IS_ERR(hdmi->unwedge_state)) { in dw_hdmi_probe()
3371 if (!IS_ERR(hdmi->unwedge_state)) in dw_hdmi_probe()
3374 hdmi->default_state = NULL; in dw_hdmi_probe()
3375 hdmi->unwedge_state = NULL; in dw_hdmi_probe()
3379 hdmi->ddc = dw_hdmi_i2c_adapter(hdmi); in dw_hdmi_probe()
3380 if (IS_ERR(hdmi->ddc)) in dw_hdmi_probe()
3381 hdmi->ddc = NULL; in dw_hdmi_probe()
3384 hdmi->bridge.driver_private = hdmi; in dw_hdmi_probe()
3385 hdmi->bridge.funcs = &dw_hdmi_bridge_funcs; in dw_hdmi_probe()
3386 hdmi->bridge.ops = DRM_BRIDGE_OP_DETECT | DRM_BRIDGE_OP_EDID in dw_hdmi_probe()
3389 hdmi->bridge.of_node = pdev->dev.of_node; in dw_hdmi_probe()
3396 config0 = hdmi_readb(hdmi, HDMI_CONFIG0_ID); in dw_hdmi_probe()
3397 config3 = hdmi_readb(hdmi, HDMI_CONFIG3_ID); in dw_hdmi_probe()
3403 audio.base = hdmi->regs; in dw_hdmi_probe()
3405 audio.hdmi = hdmi; in dw_hdmi_probe()
3407 hdmi->enable_audio = dw_hdmi_ahb_audio_enable; in dw_hdmi_probe()
3408 hdmi->disable_audio = dw_hdmi_ahb_audio_disable; in dw_hdmi_probe()
3410 pdevinfo.name = "dw-hdmi-ahb-audio"; in dw_hdmi_probe()
3414 hdmi->audio = platform_device_register_full(&pdevinfo); in dw_hdmi_probe()
3418 audio.hdmi = hdmi; in dw_hdmi_probe()
3422 hdmi->enable_audio = dw_hdmi_i2s_audio_enable; in dw_hdmi_probe()
3423 hdmi->disable_audio = dw_hdmi_i2s_audio_disable; in dw_hdmi_probe()
3425 pdevinfo.name = "dw-hdmi-i2s-audio"; in dw_hdmi_probe()
3429 hdmi->audio = platform_device_register_full(&pdevinfo); in dw_hdmi_probe()
3433 cec.hdmi = hdmi; in dw_hdmi_probe()
3437 pdevinfo.name = "dw-hdmi-cec"; in dw_hdmi_probe()
3442 hdmi->cec = platform_device_register_full(&pdevinfo); in dw_hdmi_probe()
3445 drm_bridge_add(&hdmi->bridge); in dw_hdmi_probe()
3447 return hdmi; in dw_hdmi_probe()
3450 clk_disable_unprepare(hdmi->iahb_clk); in dw_hdmi_probe()
3451 if (hdmi->cec_clk) in dw_hdmi_probe()
3452 clk_disable_unprepare(hdmi->cec_clk); in dw_hdmi_probe()
3454 clk_disable_unprepare(hdmi->isfr_clk); in dw_hdmi_probe()
3456 i2c_put_adapter(hdmi->ddc); in dw_hdmi_probe()
3462 void dw_hdmi_remove(struct dw_hdmi *hdmi) in dw_hdmi_remove() argument
3464 drm_bridge_remove(&hdmi->bridge); in dw_hdmi_remove()
3466 if (hdmi->audio && !IS_ERR(hdmi->audio)) in dw_hdmi_remove()
3467 platform_device_unregister(hdmi->audio); in dw_hdmi_remove()
3468 if (!IS_ERR(hdmi->cec)) in dw_hdmi_remove()
3469 platform_device_unregister(hdmi->cec); in dw_hdmi_remove()
3472 hdmi_writeb(hdmi, ~0, HDMI_IH_MUTE_PHY_STAT0); in dw_hdmi_remove()
3474 clk_disable_unprepare(hdmi->iahb_clk); in dw_hdmi_remove()
3475 clk_disable_unprepare(hdmi->isfr_clk); in dw_hdmi_remove()
3476 if (hdmi->cec_clk) in dw_hdmi_remove()
3477 clk_disable_unprepare(hdmi->cec_clk); in dw_hdmi_remove()
3479 if (hdmi->i2c) in dw_hdmi_remove()
3480 i2c_del_adapter(&hdmi->i2c->adap); in dw_hdmi_remove()
3482 i2c_put_adapter(hdmi->ddc); in dw_hdmi_remove()
3493 struct dw_hdmi *hdmi; in dw_hdmi_bind() local
3496 hdmi = dw_hdmi_probe(pdev, plat_data); in dw_hdmi_bind()
3497 if (IS_ERR(hdmi)) in dw_hdmi_bind()
3498 return hdmi; in dw_hdmi_bind()
3500 ret = drm_bridge_attach(encoder, &hdmi->bridge, NULL, 0); in dw_hdmi_bind()
3502 dw_hdmi_remove(hdmi); in dw_hdmi_bind()
3507 return hdmi; in dw_hdmi_bind()
3511 void dw_hdmi_unbind(struct dw_hdmi *hdmi) in dw_hdmi_unbind() argument
3513 dw_hdmi_remove(hdmi); in dw_hdmi_unbind()
3517 void dw_hdmi_resume(struct dw_hdmi *hdmi) in dw_hdmi_resume() argument
3519 dw_hdmi_init_hw(hdmi); in dw_hdmi_resume()
3527 MODULE_DESCRIPTION("DW HDMI transmitter driver");
3529 MODULE_ALIAS("platform:dw-hdmi");