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author | Krzysztof Helt <krzysztof.h1@wp.pl> | 2009-12-20 19:15:19 (GMT) |
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committer | Takashi Iwai <tiwai@suse.de> | 2009-12-21 11:03:11 (GMT) |
commit | db8cf334f66bdf1ba2b3d2f7128095fc9b7a6e2b (patch) | |
tree | b6b90f29fb295be3df8f6083057cee738a5c2081 /sound/isa/sb/emu8000.c | |
parent | 40962d7c741de1c21b6ce8516c1d9f8836fb383e (diff) | |
download | linux-db8cf334f66bdf1ba2b3d2f7128095fc9b7a6e2b.tar.xz |
ALSA: sbawe: fix memory detection
Memory amount is increased before a successful write-read
sequence is done. Thus, 512 kB of onboard memory is detected
on memoryless cards like SB32.
Move the increasing of memory counter after successful read
is done.
Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/isa/sb/emu8000.c')
-rw-r--r-- | sound/isa/sb/emu8000.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sound/isa/sb/emu8000.c b/sound/isa/sb/emu8000.c index 96678d5..751762f 100644 --- a/sound/isa/sb/emu8000.c +++ b/sound/isa/sb/emu8000.c @@ -393,8 +393,6 @@ size_dram(struct snd_emu8000 *emu) while (size < EMU8000_MAX_DRAM) { - size += 512 * 1024; /* increment 512kbytes */ - /* Write a unique data on the test address. * if the address is out of range, the data is written on * 0x200000(=EMU8000_DRAM_OFFSET). Then the id word is @@ -414,7 +412,9 @@ size_dram(struct snd_emu8000 *emu) /*snd_emu8000_read_wait(emu);*/ EMU8000_SMLD_READ(emu); /* discard stale data */ if (EMU8000_SMLD_READ(emu) != UNIQUE_ID2) - break; /* we must have wrapped around */ + break; /* no memory at this address */ + + size += 512 * 1024; /* increment 512kbytes */ snd_emu8000_read_wait(emu); |