ALSA: core: Use *-y instead of *-objs in Makefile

*-objs suffix is reserved rather for (user-space) host programs while
usually *-y suffix is used for kernel drivers (although *-objs works
for that purpose for now).

Let's correct the old usages of *-objs in Makefiles.

Signed-off-by: Takashi Iwai <[e-mail]>
Reviewed-by: Andy Shevchenko <[e-mail]>
Reviewed-by: Jaroslav Kysela <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]

sound/Makefile

···
   obj-y += last.o
 endif
 
-soundcore-objs  := sound_core.o
+soundcore-y  := sound_core.o

sound/core/Makefile

···
 CFLAGS_pcm_lib.o := -I$(src)
 CFLAGS_pcm_native.o := -I$(src)
 
-snd-pcm-dmaengine-objs := pcm_dmaengine.o
+snd-pcm-dmaengine-y := pcm_dmaengine.o
 
-snd-ctl-led-objs  := control_led.o
-snd-rawmidi-objs  := rawmidi.o
-snd-ump-objs      := ump.o
+snd-ctl-led-y  := control_led.o
+snd-rawmidi-y  := rawmidi.o
+snd-ump-y      := ump.o
 snd-ump-$(CONFIG_SND_UMP_LEGACY_RAWMIDI) += ump_convert.o
-snd-timer-objs    := timer.o
-snd-hrtimer-objs  := hrtimer.o
-snd-hwdep-objs    := hwdep.o
-snd-seq-device-objs := seq_device.o
+snd-timer-y    := timer.o
+snd-hrtimer-y  := hrtimer.o
+snd-hwdep-y    := hwdep.o
+snd-seq-device-y := seq_device.o
 
-snd-compress-objs := compress_offload.o
+snd-compress-y := compress_offload.o
 
 obj-$(CONFIG_SND) 		+= snd.o
 obj-$(CONFIG_SND_CTL_LED)	+= snd-ctl-led.o

sound/core/oss/Makefile

···
 # Copyright (c) 1999 by Jaroslav Kysela <[e-mail]>
 #
 
-snd-mixer-oss-objs := mixer_oss.o
+snd-mixer-oss-y := mixer_oss.o
 
 snd-pcm-oss-y := pcm_oss.o
 snd-pcm-oss-$(CONFIG_SND_PCM_OSS_PLUGINS) += pcm_plugin.o \

sound/core/seq/Makefile

···
 # Copyright (c) 1999 by Jaroslav Kysela <[e-mail]>
 #
 
-snd-seq-objs := seq.o seq_lock.o seq_clientmgr.o seq_memory.o seq_queue.o \
+snd-seq-y := seq.o seq_lock.o seq_clientmgr.o seq_memory.o seq_queue.o \
                 seq_fifo.o seq_prioq.o seq_timer.o \
                 seq_system.o seq_ports.o
 snd-seq-$(CONFIG_SND_PROC_FS) += seq_info.o
 snd-seq-$(CONFIG_SND_SEQ_UMP) += seq_ump_convert.o
-snd-seq-midi-objs := seq_midi.o
-snd-seq-midi-emul-objs := seq_midi_emul.o
-snd-seq-midi-event-objs := seq_midi_event.o
-snd-seq-dummy-objs := seq_dummy.o
-snd-seq-virmidi-objs := seq_virmidi.o
-snd-seq-ump-client-objs := seq_ump_client.o
+snd-seq-midi-y := seq_midi.o
+snd-seq-midi-emul-y := seq_midi_emul.o
+snd-seq-midi-event-y := seq_midi_event.o
+snd-seq-dummy-y := seq_dummy.o
+snd-seq-virmidi-y := seq_virmidi.o
+snd-seq-ump-client-y := seq_ump_client.o
 
 obj-$(CONFIG_SND_SEQUENCER) += snd-seq.o
 obj-$(CONFIG_SND_SEQUENCER_OSS) += oss/

sound/core/seq/oss/Makefile

···
 # Copyright (c) 1999 by Jaroslav Kysela <[e-mail]>
 #
 
-snd-seq-oss-objs  := seq_oss.o seq_oss_init.o seq_oss_timer.o seq_oss_ioctl.o \
+snd-seq-oss-y  := seq_oss.o seq_oss_init.o seq_oss_timer.o seq_oss_ioctl.o \
 		     seq_oss_event.o seq_oss_rw.o seq_oss_synth.o \
 		     seq_oss_midi.o seq_oss_readq.o seq_oss_writeq.o