80 	struct rsnd_mod mod;  member
112 #define rsnd_mod_to_ssi(_mod) container_of((_mod), struct rsnd_ssi, mod)
114 #define rsnd_ssi_is_multi_secondary(mod, io)				\  argument
115 	(rsnd_ssi_multi_secondaries(io) & (1 << rsnd_mod_id(mod)))
116 #define rsnd_ssi_is_run_mods(mod, io) \  argument
117 	(rsnd_ssi_run_mods(io) & (1 << rsnd_mod_id(mod)))
118 #define rsnd_ssi_can_output_clk(mod) (!__rsnd_ssi_is_pin_sharing(mod))  argument
122 	struct rsnd_mod *mod = rsnd_io_to_mod_ssi(io);  in rsnd_ssi_use_busif()  local
123 	struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);  in rsnd_ssi_use_busif()
126 	if (!rsnd_ssi_is_dma_mode(mod))  in rsnd_ssi_use_busif()
137 static void rsnd_ssi_status_clear(struct rsnd_mod *mod)  in rsnd_ssi_status_clear()  argument
139 	rsnd_mod_write(mod, SSISR, 0);  in rsnd_ssi_status_clear()
142 static u32 rsnd_ssi_status_get(struct rsnd_mod *mod)  in rsnd_ssi_status_get()  argument
144 	return rsnd_mod_read(mod, SSISR);  in rsnd_ssi_status_get()
147 static void rsnd_ssi_status_check(struct rsnd_mod *mod,  in rsnd_ssi_status_check()  argument
150 	struct rsnd_priv *priv = rsnd_mod_to_priv(mod);  in rsnd_ssi_status_check()
156 		status = rsnd_ssi_status_get(mod);  in rsnd_ssi_status_check()
163 	dev_warn(dev, "%s status check failed\n", rsnd_mod_name(mod));  in rsnd_ssi_status_check()
177 		struct rsnd_mod *mod = rsnd_io_to_mod(io, types[i]);  in rsnd_ssi_multi_secondaries()  local
179 		if (!mod)  in rsnd_ssi_multi_secondaries()
182 		mask |= 1 << rsnd_mod_id(mod);  in rsnd_ssi_multi_secondaries()
264 static int rsnd_ssi_master_clk_start(struct rsnd_mod *mod,  in rsnd_ssi_master_clk_start()  argument
270 	struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);  in rsnd_ssi_master_clk_start()
281 	if (!rsnd_ssi_can_output_clk(mod))  in rsnd_ssi_master_clk_start()
284 	if (rsnd_ssi_is_multi_secondary(mod, io))  in rsnd_ssi_master_clk_start()
311 	ret = rsnd_adg_ssi_clk_try_start(mod, main_rate);  in rsnd_ssi_master_clk_start()
332 		rsnd_mod_name(mod), chan, rate);  in rsnd_ssi_master_clk_start()
341 static void rsnd_ssi_master_clk_stop(struct rsnd_mod *mod,  in rsnd_ssi_master_clk_stop()  argument
345 	struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);  in rsnd_ssi_master_clk_stop()
350 	if (!rsnd_ssi_can_output_clk(mod))  in rsnd_ssi_master_clk_stop()
360 	rsnd_adg_ssi_clk_stop(mod);  in rsnd_ssi_master_clk_stop()
363 static void rsnd_ssi_config_init(struct rsnd_mod *mod,  in rsnd_ssi_config_init()  argument
370 	struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);  in rsnd_ssi_config_init()
410 	if (rsnd_ssi_is_parent(mod, io))  in rsnd_ssi_config_init()
443 	if (rsnd_ssi_is_dma_mode(mod)) {  in rsnd_ssi_config_init()
456 static void rsnd_ssi_register_setup(struct rsnd_mod *mod)  in rsnd_ssi_register_setup()  argument
458 	struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);  in rsnd_ssi_register_setup()
460 	rsnd_mod_write(mod, SSIWSR,	ssi->wsr);  in rsnd_ssi_register_setup()
461 	rsnd_mod_write(mod, SSICR,	ssi->cr_own	|  in rsnd_ssi_register_setup()
468  *	SSI mod common functions
470 static int rsnd_ssi_init(struct rsnd_mod *mod,  in rsnd_ssi_init()  argument
474 	struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);  in rsnd_ssi_init()
477 	if (!rsnd_ssi_is_run_mods(mod, io))  in rsnd_ssi_init()
480 	ret = rsnd_ssi_master_clk_start(mod, io);  in rsnd_ssi_init()
486 	ret = rsnd_mod_power_on(mod);  in rsnd_ssi_init()
490 	rsnd_ssi_config_init(mod, io);  in rsnd_ssi_init()
492 	rsnd_ssi_register_setup(mod);  in rsnd_ssi_init()
495 	rsnd_ssi_status_clear(mod);  in rsnd_ssi_init()
500 static int rsnd_ssi_quit(struct rsnd_mod *mod,  in rsnd_ssi_quit()  argument
504 	struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);  in rsnd_ssi_quit()
507 	if (!rsnd_ssi_is_run_mods(mod, io))  in rsnd_ssi_quit()
511 		dev_err(dev, "%s usrcnt error\n", rsnd_mod_name(mod));  in rsnd_ssi_quit()
515 	rsnd_ssi_master_clk_stop(mod, io);  in rsnd_ssi_quit()
517 	rsnd_mod_power_off(mod);  in rsnd_ssi_quit()
530 static int rsnd_ssi_hw_params(struct rsnd_mod *mod,  in rsnd_ssi_hw_params()  argument
549 static int rsnd_ssi_start(struct rsnd_mod *mod,  in rsnd_ssi_start()  argument
553 	struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);  in rsnd_ssi_start()
555 	if (!rsnd_ssi_is_run_mods(mod, io))  in rsnd_ssi_start()
569 	if (rsnd_ssi_is_parent(mod, io))  in rsnd_ssi_start()
574 	rsnd_mod_write(mod, SSICR,	ssi->cr_own	|  in rsnd_ssi_start()
582 static int rsnd_ssi_stop(struct rsnd_mod *mod,  in rsnd_ssi_stop()  argument
586 	struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);  in rsnd_ssi_stop()
589 	if (!rsnd_ssi_is_run_mods(mod, io))  in rsnd_ssi_stop()
592 	if (rsnd_ssi_is_parent(mod, io))  in rsnd_ssi_stop()
604 		rsnd_mod_write(mod, SSICR, cr | ssi->cr_en);  in rsnd_ssi_stop()
605 		rsnd_ssi_status_check(mod, DIRQ);  in rsnd_ssi_stop()
618 	rsnd_mod_write(mod, SSICR, cr);	/* disabled all */  in rsnd_ssi_stop()
619 	rsnd_ssi_status_check(mod, IIRQ);  in rsnd_ssi_stop()
626 static int rsnd_ssi_irq(struct rsnd_mod *mod,  in rsnd_ssi_irq()  argument
633 	int id = rsnd_mod_id(mod);  in rsnd_ssi_irq()
641 	if (rsnd_ssi_is_parent(mod, io))  in rsnd_ssi_irq()
644 	if (!rsnd_ssi_is_run_mods(mod, io))  in rsnd_ssi_irq()
648 		val = rsnd_ssi_is_dma_mode(mod) ? 0x0e000000 : 0x0f000000;  in rsnd_ssi_irq()
663 	rsnd_mod_write(mod, SSI_INT_ENABLE, val);  in rsnd_ssi_irq()
668 static bool rsnd_ssi_pio_interrupt(struct rsnd_mod *mod,
670 static void __rsnd_ssi_interrupt(struct rsnd_mod *mod,  in __rsnd_ssi_interrupt()  argument
673 	struct rsnd_priv *priv = rsnd_mod_to_priv(mod);  in __rsnd_ssi_interrupt()
675 	int is_dma = rsnd_ssi_is_dma_mode(mod);  in __rsnd_ssi_interrupt()
686 	status = rsnd_ssi_status_get(mod);  in __rsnd_ssi_interrupt()
690 		elapsed = rsnd_ssi_pio_interrupt(mod, io);  in __rsnd_ssi_interrupt()
695 				      rsnd_mod_name(mod), status);  in __rsnd_ssi_interrupt()
700 	stop |= rsnd_ssiu_busif_err_status_clear(mod);  in __rsnd_ssi_interrupt()
702 	rsnd_ssi_status_clear(mod);  in __rsnd_ssi_interrupt()
716 	struct rsnd_mod *mod = data;  in rsnd_ssi_interrupt()  local
718 	rsnd_mod_interrupt(mod, __rsnd_ssi_interrupt);  in rsnd_ssi_interrupt()
723 static u32 *rsnd_ssi_get_status(struct rsnd_mod *mod,  in rsnd_ssi_get_status()  argument
741 	 * OTOH, using each mod's status is good for MUX case.  in rsnd_ssi_get_status()
755 	return rsnd_mod_get_status(mod, io, type);  in rsnd_ssi_get_status()
761 static void rsnd_ssi_parent_attach(struct rsnd_mod *mod,  in rsnd_ssi_parent_attach()  argument
765 	struct rsnd_priv *priv = rsnd_mod_to_priv(mod);  in rsnd_ssi_parent_attach()
767 	if (!__rsnd_ssi_is_pin_sharing(mod))  in rsnd_ssi_parent_attach()
773 	if (rsnd_ssi_is_multi_secondary(mod, io))  in rsnd_ssi_parent_attach()
776 	switch (rsnd_mod_id(mod)) {  in rsnd_ssi_parent_attach()
791 static int rsnd_ssi_pcm_new(struct rsnd_mod *mod,  in rsnd_ssi_pcm_new()  argument
800 	rsnd_ssi_parent_attach(mod, io);  in rsnd_ssi_pcm_new()
805 static int rsnd_ssi_common_probe(struct rsnd_mod *mod,  in rsnd_ssi_common_probe()  argument
810 	struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);  in rsnd_ssi_common_probe()
817 	if (rsnd_ssi_is_multi_secondary(mod, io))  in rsnd_ssi_common_probe()
832 	 * mod->status.  in rsnd_ssi_common_probe()
840 				  dev_name(dev), mod);  in rsnd_ssi_common_probe()
848 static int rsnd_ssi_common_remove(struct rsnd_mod *mod,  in rsnd_ssi_common_remove()  argument
852 	struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);  in rsnd_ssi_common_remove()
855 	/* Do nothing if non SSI (= SSI parent, multi SSI) mod */  in rsnd_ssi_common_remove()
856 	if (pure_ssi_mod != mod)  in rsnd_ssi_common_remove()
861 		free_irq(ssi->irq, mod);  in rsnd_ssi_common_remove()
872 static bool rsnd_ssi_pio_interrupt(struct rsnd_mod *mod,  in rsnd_ssi_pio_interrupt()  argument
876 	struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);  in rsnd_ssi_pio_interrupt()
891 		rsnd_mod_write(mod, SSITDR, (*buf) << shift);  in rsnd_ssi_pio_interrupt()
893 		*buf = (rsnd_mod_read(mod, SSIRDR) >> shift);  in rsnd_ssi_pio_interrupt()
915 static int rsnd_ssi_pio_init(struct rsnd_mod *mod,  in rsnd_ssi_pio_init()  argument
920 	struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);  in rsnd_ssi_pio_init()
922 	if (!rsnd_ssi_is_parent(mod, io)) {  in rsnd_ssi_pio_init()
930 	return rsnd_ssi_init(mod, io, priv);  in rsnd_ssi_pio_init()
933 static int rsnd_ssi_pio_pointer(struct rsnd_mod *mod,  in rsnd_ssi_pio_pointer()  argument
937 	struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);  in rsnd_ssi_pio_pointer()
960 static int rsnd_ssi_dma_probe(struct rsnd_mod *mod,  in rsnd_ssi_dma_probe()  argument
970 	if (rsnd_ssi_is_multi_secondary(mod, io))  in rsnd_ssi_dma_probe()
973 	ret = rsnd_ssi_common_probe(mod, io, priv);  in rsnd_ssi_dma_probe()
978 	ret = rsnd_dma_attach(io, mod, &io->dma);  in rsnd_ssi_dma_probe()
983 static int rsnd_ssi_fallback(struct rsnd_mod *mod,  in rsnd_ssi_fallback()  argument
996 	mod->ops = &rsnd_ssi_pio_ops;  in rsnd_ssi_fallback()
998 	dev_info(dev, "%s fallback to PIO mode\n", rsnd_mod_name(mod));  in rsnd_ssi_fallback()
1004 					 struct rsnd_mod *mod)  in rsnd_ssi_dma_req()  argument
1006 	struct rsnd_priv *priv = rsnd_mod_to_priv(mod);  in rsnd_ssi_dma_req()
1027 					SSI_NAME, mod, name);  in rsnd_ssi_dma_req()
1033 				struct rsnd_mod *mod)  in rsnd_ssi_debug_info()  argument
1036 	struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);  in rsnd_ssi_debug_info()
1042 	seq_printf(m, "pin share:       %d\n",		__rsnd_ssi_is_pin_sharing(mod));  in rsnd_ssi_debug_info()
1043 	seq_printf(m, "can out clk:     %d\n",		rsnd_ssi_can_output_clk(mod));  in rsnd_ssi_debug_info()
1044 	seq_printf(m, "multi secondary: %d\n",		rsnd_ssi_is_multi_secondary(mod, io));  in rsnd_ssi_debug_info()
1050 	rsnd_debugfs_mod_reg_show(m, mod, RSND_GEN2_SSI,  in rsnd_ssi_debug_info()
1051 				  rsnd_mod_id(mod) * 0x40, 0x40);  in rsnd_ssi_debug_info()
1075 int rsnd_ssi_is_dma_mode(struct rsnd_mod *mod)  in rsnd_ssi_is_dma_mode()  argument
1077 	return mod->ops == &rsnd_ssi_dma_ops;  in rsnd_ssi_is_dma_mode()
1081  *		ssi mod function
1083 static void rsnd_ssi_connect(struct rsnd_mod *mod,  in rsnd_ssi_connect()  argument
1100 			rsnd_dai_connect(mod, io, type);  in rsnd_ssi_connect()
1124 		struct rsnd_mod *mod;  in rsnd_parse_connect_ssi()  local
1132 		mod = rsnd_ssi_mod_get(priv, i);  in rsnd_parse_connect_ssi()
1135 			rsnd_ssi_connect(mod, &rdai->playback);  in rsnd_parse_connect_ssi()
1137 			rsnd_ssi_connect(mod, &rdai->capture);  in rsnd_parse_connect_ssi()
1152 int __rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod)  in __rsnd_ssi_is_pin_sharing()  argument
1154 	if (!mod)  in __rsnd_ssi_is_pin_sharing()
1157 	return !!(rsnd_flags_has(rsnd_mod_to_ssi(mod), RSND_SSI_CLK_PIN_SHARE));  in __rsnd_ssi_is_pin_sharing()