nvidia/drm2/tegra_hdmi.c

222 	int rv;
227 	rv = hdmi_avi_infoframe_init(frame);
228 	if (rv < 0)
229 		return rv;
262 	int rv;
267 	rv = clk_disable(sc->clk_hdmi);
268 	if (rv != 0) {
270 		return (rv);
272 	rv = clk_disable(clk);
273 	if (rv != 0) {
275 		return (rv);
280 	rv = clk_set_freq(sc->clk_parent, freq, 0);
281 	if (rv != 0) {
284 		return (rv);
288 	rv = clk_set_parent_by_clk(clk, sc->clk_parent);
289 	if (rv != 0) {
291 		return (rv);
293 	rv = clk_set_freq(clk, freq, 0);
294 	if (rv != 0) {
297 		return (rv);
299 	rv = clk_set_freq(sc->clk_hdmi, pclk, 0);
300 	if (rv != 0) {
303 		return (rv);
307 	rv = clk_enable(clk);
308 	if (rv != 0) {
310 		return (rv);
312 	rv = clk_enable(sc->clk_hdmi);
313 	if (rv != 0) {
315 		return (rv);
318 	rv = clk_get_freq(clk, &freq);
319 	if (rv != 0) {
322 		return (rv);
340 	ssize_t rv;
342 	rv = drm_hdmi_avi_infoframe_from_display_mode(&frame, mode);
343 	if (rv < 0) {
344 		device_printf(sc->dev, "Cannot setup AVI infoframe: %zd\n", rv);
347 	rv = hdmi_avi_infoframe_pack(&frame, buf, sizeof(buf));
348 	if (rv < 0) {
349 		device_printf(sc->dev, "Cannot pack AVI infoframe: %zd\n", rv);
374 	ssize_t rv;
376 	rv = hdmi_audio_infoframe_init(&frame);
378 	rv = hdmi_audio_infoframe_pack(&frame, buf, sizeof(buf));
379 	if (rv < 0) {
517 	int rv;
521 	rv  = get_audio_regs(sc->audio_freq, NULL, NULL, &aval_reg);
522 	if (rv != 0) {
524 		return (rv);
527 	rv = clk_get_freq(sc->clk_hdmi, &hdmi_freq);
528 	if (rv != 0) {
529 		device_printf(sc->dev, "Cannot get hdmi frequency: %d\n", rv);
530 		return (rv);
533 	rv = get_hda_cts_n(sc->audio_freq, hdmi_freq, &audio_cts, &audio_n,
535 	if (rv != 0) {
536 		device_printf(sc->dev, "Cannot compute audio coefs: %d\n", rv);
537 		return (rv);
619 	int rv;
637 	rv = audio_setup(sc);
638 	if (rv != 0) {
755 	int i, rv;
780 	rv = clk_get_freq(sc->clk_hdmi, &freq);
781 	if (rv != 0) {
784 		    return (rv);
819 		rv = audio_setup(sc);
820 		if (rv != 0)
863 	rv = hdmi_sor_start(sc, mode);
864 	if (rv != 0)
865 		return (rv);
893 	int rv;
901 	rv = clk_test_freq(sc->clk_parent, freq, 0);
902 	DRM_DEBUG_KMS("Test HDMI frequency: %u kHz, rv: %d\n", mode->clock, rv);
903 	if (rv != 0)
962 	int rv;
966 	rv = hdmi_enable(sc);
967 	if (rv != 0)
977 	int rv;
983 	rv = hdmi_disable(sc);
984 	if (rv != 0)
1007 	int rv;
1014 	rv = tegra_drm_encoder_attach(&sc->output, node);
1015 	if (rv != 0) {
1037 	rv = tegra_drm_encoder_init(&sc->output, drm);
1038 	if (rv < 0) {
1040 		return (rv);
1059 	int rv;
1061 	rv = regulator_get_by_ofw_property(sc->dev, 0, "hdmi-supply",
1063 	if (rv != 0) {
1067 	rv = regulator_get_by_ofw_property(sc->dev,0,  "pll-supply",
1069 	if (rv != 0) {
1073 	rv = regulator_get_by_ofw_property(sc->dev, 0, "vdd-supply",
1075 	if (rv != 0) {
1080 	rv = hwreset_get_by_ofw_name(sc->dev, 0, "hdmi", &sc->hwreset_hdmi);
1081 	if (rv != 0) {
1085 	rv = clk_get_by_ofw_name(sc->dev, 0, "parent", &sc->clk_parent);
1086 	if (rv != 0) {
1090 	rv = clk_get_by_ofw_name(sc->dev, 0, "hdmi", &sc->clk_hdmi);
1091 	if (rv != 0) {
1102 	int rv;
1104 	rv = clk_set_parent_by_clk(sc->clk_hdmi, sc->clk_parent);
1105 	if (rv != 0) {
1108 		return (rv);
1112 	rv = clk_set_freq(sc->clk_parent, 594000000, 0);
1113 	if (rv != 0) {
1116 		return (rv);
1118 	rv = clk_set_freq(sc->clk_hdmi, 594000000 / 4, 0);
1119 	if (rv != 0) {
1122 		return (rv);
1125 	rv = regulator_enable(sc->supply_hdmi);
1126 	if (rv != 0) {
1128 		return (rv);
1130 	rv = regulator_enable(sc->supply_pll);
1131 	if (rv != 0) {
1133 		return (rv);
1135 	rv = regulator_enable(sc->supply_vdd);
1136 	if (rv != 0) {
1138 		return (rv);
1141 	rv = clk_enable(sc->clk_hdmi);
1142 	if (rv != 0) {
1144 		return (rv);
1147 	rv = hwreset_deassert(sc->hwreset_hdmi);
1148 	if (rv != 0) {
1150 		return (rv);
1191 	int rid, rv;
1221 	rv = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_MISC | INTR_MPSAFE,
1223 	if (rv != 0) {
1229 	rv = get_fdt_resources(sc, node);
1230 	if (rv != 0) {
1234 	rv = enable_fdt_resources(sc);
1235 	if (rv != 0) {
1240 	rv = TEGRA_DRM_REGISTER_CLIENT(device_get_parent(sc->dev), sc->dev);
1241 	if (rv != 0) {