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author | Szymon Dziok <b0hoon@o2.pl> | 2011-09-11 12:21:01 +0000 |
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committer | Szymon Dziok <b0hoon@o2.pl> | 2011-09-11 12:21:01 +0000 |
commit | 201574d689b9144382bf9dfeb8fbce0565391e86 (patch) | |
tree | 0a16d6c253eeb86c5171ff4e457eac8d150782e2 /firmware/drivers | |
parent | 6f00e82512e645627f25263e75e54a61d72f9fb5 (diff) | |
download | rockbox-201574d689b9144382bf9dfeb8fbce0565391e86.tar.gz rockbox-201574d689b9144382bf9dfeb8fbce0565391e86.zip |
HDD6330: Fix random issues with the button light (MENU button sometimes does not light up).
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@30505 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'firmware/drivers')
-rw-r--r-- | firmware/drivers/synaptics-mep.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/firmware/drivers/synaptics-mep.c b/firmware/drivers/synaptics-mep.c index 98c8829ead..48139534f2 100644 --- a/firmware/drivers/synaptics-mep.c +++ b/firmware/drivers/synaptics-mep.c | |||
@@ -590,7 +590,7 @@ int touchpad_read_device(char *data, int len) | |||
590 | int touchpad_set_parameter(char mod_nr, char par_nr, unsigned int param) | 590 | int touchpad_set_parameter(char mod_nr, char par_nr, unsigned int param) |
591 | { | 591 | { |
592 | char data[4]; | 592 | char data[4]; |
593 | int val=0; | 593 | int i, val=0; |
594 | 594 | ||
595 | if (syn_status) | 595 | if (syn_status) |
596 | { | 596 | { |
@@ -601,7 +601,16 @@ int touchpad_set_parameter(char mod_nr, char par_nr, unsigned int param) | |||
601 | data[2]=(param >> 8) & 0xff; /* param_hi */ | 601 | data[2]=(param >> 8) & 0xff; /* param_hi */ |
602 | data[3]=param & 0xff; /* param_lo */ | 602 | data[3]=param & 0xff; /* param_lo */ |
603 | syn_send(data,4); | 603 | syn_send(data,4); |
604 | val=syn_read(data,1); /* get the simple ACK = 0x18 */ | 604 | val=syn_read(data,4); /* try to get the simple ACK = 0x18 */ |
605 | |||
606 | /* modules > 0 sometimes don't give ACK immediately but other packets like */ | ||
607 | /* absolute from the scroll strip, so it has to be ignored until we receive ACK */ | ||
608 | if ((mod_nr > 0) && ((data[0] & 7) != 0)) | ||
609 | for (i = 0; i < 2; i++) | ||
610 | { | ||
611 | val=syn_read(data,4); | ||
612 | if (data[0] == 0x18) break; | ||
613 | } | ||
605 | 614 | ||
606 | syn_enable_int(true); | 615 | syn_enable_int(true); |
607 | } | 616 | } |