82 	struct rsnd_mod mod;  member
114 #define rsnd_mod_to_ssi(_mod) container_of((_mod), struct rsnd_ssi, mod)
116 #define rsnd_ssi_is_multi_secondary(mod, io)				\  argument
117 	(rsnd_ssi_multi_secondaries(io) & (1 << rsnd_mod_id(mod)))
118 #define rsnd_ssi_is_run_mods(mod, io) \  argument
119 	(rsnd_ssi_run_mods(io) & (1 << rsnd_mod_id(mod)))
120 #define rsnd_ssi_can_output_clk(mod) (!__rsnd_ssi_is_pin_sharing(mod))  argument
124 	struct rsnd_mod *mod = rsnd_io_to_mod_ssi(io);  in rsnd_ssi_use_busif()  local
125 	struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);  in rsnd_ssi_use_busif()
128 	if (!rsnd_ssi_is_dma_mode(mod))  in rsnd_ssi_use_busif()
139 static void rsnd_ssi_status_clear(struct rsnd_mod *mod)  in rsnd_ssi_status_clear()  argument
141 	rsnd_mod_write(mod, SSISR, 0);  in rsnd_ssi_status_clear()
144 static u32 rsnd_ssi_status_get(struct rsnd_mod *mod)  in rsnd_ssi_status_get()  argument
146 	return rsnd_mod_read(mod, SSISR);  in rsnd_ssi_status_get()
149 static void rsnd_ssi_status_check(struct rsnd_mod *mod,  in rsnd_ssi_status_check()  argument
152 	struct rsnd_priv *priv = rsnd_mod_to_priv(mod);  in rsnd_ssi_status_check()
158 		status = rsnd_ssi_status_get(mod);  in rsnd_ssi_status_check()
165 	dev_warn(dev, "%s status check failed\n", rsnd_mod_name(mod));  in rsnd_ssi_status_check()
179 		struct rsnd_mod *mod = rsnd_io_to_mod(io, types[i]);  in rsnd_ssi_multi_secondaries()  local
181 		if (!mod)  in rsnd_ssi_multi_secondaries()
184 		mask |= 1 << rsnd_mod_id(mod);  in rsnd_ssi_multi_secondaries()
266 static int rsnd_ssi_master_clk_start(struct rsnd_mod *mod,  in rsnd_ssi_master_clk_start()  argument
272 	struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);  in rsnd_ssi_master_clk_start()
283 	if (!rsnd_ssi_can_output_clk(mod))  in rsnd_ssi_master_clk_start()
286 	if (rsnd_ssi_is_multi_secondary(mod, io))  in rsnd_ssi_master_clk_start()
313 	ret = rsnd_adg_ssi_clk_try_start(mod, main_rate);  in rsnd_ssi_master_clk_start()
334 		rsnd_mod_name(mod), chan, rate);  in rsnd_ssi_master_clk_start()
344 static void rsnd_ssi_master_clk_stop(struct rsnd_mod *mod,  in rsnd_ssi_master_clk_stop()  argument
348 	struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);  in rsnd_ssi_master_clk_stop()
353 	if (!rsnd_ssi_can_output_clk(mod))  in rsnd_ssi_master_clk_stop()
363 	rsnd_adg_ssi_clk_stop(mod);  in rsnd_ssi_master_clk_stop()
366 static void rsnd_ssi_config_init(struct rsnd_mod *mod,  in rsnd_ssi_config_init()  argument
373 	struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);  in rsnd_ssi_config_init()
413 	if (rsnd_ssi_is_parent(mod, io))  in rsnd_ssi_config_init()
446 	if (rsnd_ssi_is_dma_mode(mod)) {  in rsnd_ssi_config_init()
459 static void rsnd_ssi_register_setup(struct rsnd_mod *mod)  in rsnd_ssi_register_setup()  argument
461 	struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);  in rsnd_ssi_register_setup()
463 	rsnd_mod_write(mod, SSIWSR,	ssi->wsr);  in rsnd_ssi_register_setup()
464 	rsnd_mod_write(mod, SSICR,	ssi->cr_own	|  in rsnd_ssi_register_setup()
471  *	SSI mod common functions
473 static int rsnd_ssi_init(struct rsnd_mod *mod,  in rsnd_ssi_init()  argument
477 	struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);  in rsnd_ssi_init()
480 	if (!rsnd_ssi_is_run_mods(mod, io))  in rsnd_ssi_init()
483 	ret = rsnd_ssi_master_clk_start(mod, io);  in rsnd_ssi_init()
489 	ret = rsnd_mod_power_on(mod);  in rsnd_ssi_init()
493 	rsnd_ssi_config_init(mod, io);  in rsnd_ssi_init()
495 	rsnd_ssi_register_setup(mod);  in rsnd_ssi_init()
498 	rsnd_ssi_status_clear(mod);  in rsnd_ssi_init()
503 static int rsnd_ssi_quit(struct rsnd_mod *mod,  in rsnd_ssi_quit()  argument
507 	struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);  in rsnd_ssi_quit()
510 	if (!rsnd_ssi_is_run_mods(mod, io))  in rsnd_ssi_quit()
514 		dev_err(dev, "%s usrcnt error\n", rsnd_mod_name(mod));  in rsnd_ssi_quit()
518 	rsnd_ssi_master_clk_stop(mod, io);  in rsnd_ssi_quit()
520 	rsnd_mod_power_off(mod);  in rsnd_ssi_quit()
533 static int rsnd_ssi_hw_params(struct rsnd_mod *mod,  in rsnd_ssi_hw_params()  argument
552 static int rsnd_ssi_start(struct rsnd_mod *mod,  in rsnd_ssi_start()  argument
556 	struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);  in rsnd_ssi_start()
558 	if (!rsnd_ssi_is_run_mods(mod, io))  in rsnd_ssi_start()
572 	if (rsnd_ssi_is_parent(mod, io))  in rsnd_ssi_start()
577 	rsnd_mod_write(mod, SSICR,	ssi->cr_own	|  in rsnd_ssi_start()
585 static int rsnd_ssi_stop(struct rsnd_mod *mod,  in rsnd_ssi_stop()  argument
589 	struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);  in rsnd_ssi_stop()
592 	if (!rsnd_ssi_is_run_mods(mod, io))  in rsnd_ssi_stop()
595 	if (rsnd_ssi_is_parent(mod, io))  in rsnd_ssi_stop()
607 		rsnd_mod_write(mod, SSICR, cr | ssi->cr_en);  in rsnd_ssi_stop()
608 		rsnd_ssi_status_check(mod, DIRQ);  in rsnd_ssi_stop()
621 	rsnd_mod_write(mod, SSICR, cr);	/* disabled all */  in rsnd_ssi_stop()
622 	rsnd_ssi_status_check(mod, IIRQ);  in rsnd_ssi_stop()
629 static int rsnd_ssi_irq(struct rsnd_mod *mod,  in rsnd_ssi_irq()  argument
636 	int id = rsnd_mod_id(mod);  in rsnd_ssi_irq()
644 	if (rsnd_ssi_is_parent(mod, io))  in rsnd_ssi_irq()
647 	if (!rsnd_ssi_is_run_mods(mod, io))  in rsnd_ssi_irq()
651 		val = rsnd_ssi_is_dma_mode(mod) ? 0x0e000000 : 0x0f000000;  in rsnd_ssi_irq()
666 	rsnd_mod_write(mod, SSI_INT_ENABLE, val);  in rsnd_ssi_irq()
671 static bool rsnd_ssi_pio_interrupt(struct rsnd_mod *mod,
673 static void __rsnd_ssi_interrupt(struct rsnd_mod *mod,  in __rsnd_ssi_interrupt()  argument
676 	struct rsnd_priv *priv = rsnd_mod_to_priv(mod);  in __rsnd_ssi_interrupt()
678 	int is_dma = rsnd_ssi_is_dma_mode(mod);  in __rsnd_ssi_interrupt()
689 	status = rsnd_ssi_status_get(mod);  in __rsnd_ssi_interrupt()
693 		elapsed = rsnd_ssi_pio_interrupt(mod, io);  in __rsnd_ssi_interrupt()
698 				      rsnd_mod_name(mod), status);  in __rsnd_ssi_interrupt()
703 	stop |= rsnd_ssiu_busif_err_status_clear(mod);  in __rsnd_ssi_interrupt()
705 	rsnd_ssi_status_clear(mod);  in __rsnd_ssi_interrupt()
719 	struct rsnd_mod *mod = data;  in rsnd_ssi_interrupt()  local
721 	rsnd_mod_interrupt(mod, __rsnd_ssi_interrupt);  in rsnd_ssi_interrupt()
726 static u32 *rsnd_ssi_get_status(struct rsnd_mod *mod,  in rsnd_ssi_get_status()  argument
744 	 * OTOH, using each mod's status is good for MUX case.  in rsnd_ssi_get_status()
758 	return rsnd_mod_get_status(mod, io, type);  in rsnd_ssi_get_status()
764 static void rsnd_ssi_parent_attach(struct rsnd_mod *mod,  in rsnd_ssi_parent_attach()  argument
768 	struct rsnd_priv *priv = rsnd_mod_to_priv(mod);  in rsnd_ssi_parent_attach()
770 	if (!__rsnd_ssi_is_pin_sharing(mod))  in rsnd_ssi_parent_attach()
776 	if (rsnd_ssi_is_multi_secondary(mod, io))  in rsnd_ssi_parent_attach()
779 	switch (rsnd_mod_id(mod)) {  in rsnd_ssi_parent_attach()
794 static int rsnd_ssi_pcm_new(struct rsnd_mod *mod,  in rsnd_ssi_pcm_new()  argument
803 	rsnd_ssi_parent_attach(mod, io);  in rsnd_ssi_pcm_new()
808 static int rsnd_ssi_common_probe(struct rsnd_mod *mod,  in rsnd_ssi_common_probe()  argument
813 	struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);  in rsnd_ssi_common_probe()
820 	if (rsnd_ssi_is_multi_secondary(mod, io))  in rsnd_ssi_common_probe()
835 	 * mod->status.  in rsnd_ssi_common_probe()
843 				  dev_name(dev), mod);  in rsnd_ssi_common_probe()
851 static int rsnd_ssi_common_remove(struct rsnd_mod *mod,  in rsnd_ssi_common_remove()  argument
855 	struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);  in rsnd_ssi_common_remove()
858 	/* Do nothing if non SSI (= SSI parent, multi SSI) mod */  in rsnd_ssi_common_remove()
859 	if (pure_ssi_mod != mod)  in rsnd_ssi_common_remove()
864 		free_irq(ssi->irq, mod);  in rsnd_ssi_common_remove()
875 static bool rsnd_ssi_pio_interrupt(struct rsnd_mod *mod,  in rsnd_ssi_pio_interrupt()  argument
879 	struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);  in rsnd_ssi_pio_interrupt()
894 		rsnd_mod_write(mod, SSITDR, (*buf) << shift);  in rsnd_ssi_pio_interrupt()
896 		*buf = (rsnd_mod_read(mod, SSIRDR) >> shift);  in rsnd_ssi_pio_interrupt()
918 static int rsnd_ssi_pio_init(struct rsnd_mod *mod,  in rsnd_ssi_pio_init()  argument
923 	struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);  in rsnd_ssi_pio_init()
925 	if (!rsnd_ssi_is_parent(mod, io)) {  in rsnd_ssi_pio_init()
933 	return rsnd_ssi_init(mod, io, priv);  in rsnd_ssi_pio_init()
936 static int rsnd_ssi_pio_pointer(struct rsnd_mod *mod,  in rsnd_ssi_pio_pointer()  argument
940 	struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);  in rsnd_ssi_pio_pointer()
963 static int rsnd_ssi_dma_probe(struct rsnd_mod *mod,  in rsnd_ssi_dma_probe()  argument
973 	if (rsnd_ssi_is_multi_secondary(mod, io))  in rsnd_ssi_dma_probe()
976 	ret = rsnd_ssi_common_probe(mod, io, priv);  in rsnd_ssi_dma_probe()
981 	ret = rsnd_dma_attach(io, mod, &io->dma);  in rsnd_ssi_dma_probe()
986 static int rsnd_ssi_fallback(struct rsnd_mod *mod,  in rsnd_ssi_fallback()  argument
999 	mod->ops = &rsnd_ssi_pio_ops;  in rsnd_ssi_fallback()
1001 	dev_info(dev, "%s fallback to PIO mode\n", rsnd_mod_name(mod));  in rsnd_ssi_fallback()
1007 					 struct rsnd_mod *mod)  in rsnd_ssi_dma_req()  argument
1009 	struct rsnd_priv *priv = rsnd_mod_to_priv(mod);  in rsnd_ssi_dma_req()
1030 					SSI_NAME, mod, name);  in rsnd_ssi_dma_req()
1036 				struct rsnd_mod *mod)  in rsnd_ssi_debug_info()  argument
1039 	struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);  in rsnd_ssi_debug_info()
1045 	seq_printf(m, "pin share:       %d\n",		__rsnd_ssi_is_pin_sharing(mod));  in rsnd_ssi_debug_info()
1046 	seq_printf(m, "can out clk:     %d\n",		rsnd_ssi_can_output_clk(mod));  in rsnd_ssi_debug_info()
1047 	seq_printf(m, "multi secondary: %d\n",		rsnd_ssi_is_multi_secondary(mod, io));  in rsnd_ssi_debug_info()
1053 	rsnd_debugfs_mod_reg_show(m, mod, RSND_BASE_SSI,  in rsnd_ssi_debug_info()
1054 				  rsnd_mod_id(mod) * 0x40, 0x40);  in rsnd_ssi_debug_info()
1078 int rsnd_ssi_is_dma_mode(struct rsnd_mod *mod)  in rsnd_ssi_is_dma_mode()  argument
1080 	return mod->ops == &rsnd_ssi_dma_ops;  in rsnd_ssi_is_dma_mode()
1084  *		ssi mod function
1086 static void rsnd_ssi_connect(struct rsnd_mod *mod,  in rsnd_ssi_connect()  argument
1103 			rsnd_dai_connect(mod, io, type);  in rsnd_ssi_connect()
1127 		struct rsnd_mod *mod;  in rsnd_parse_connect_ssi()  local
1135 		mod = rsnd_ssi_mod_get(priv, i);  in rsnd_parse_connect_ssi()
1138 			rsnd_ssi_connect(mod, &rdai->playback);  in rsnd_parse_connect_ssi()
1140 			rsnd_ssi_connect(mod, &rdai->capture);  in rsnd_parse_connect_ssi()
1155 int __rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod)  in __rsnd_ssi_is_pin_sharing()  argument
1157 	if (!mod)  in __rsnd_ssi_is_pin_sharing()
1160 	return !!(rsnd_flags_has(rsnd_mod_to_ssi(mod), RSND_SSI_CLK_PIN_SHARE));  in __rsnd_ssi_is_pin_sharing()