diff options
| author | Bibek Basu <bibek.basu@stericsson.com> | 2011-11-09 08:43:54 +0530 |
|---|---|---|
| committer | Philippe Langlais <philippe.langlais@stericsson.com> | 2012-05-22 11:07:18 +0200 |
| commit | b2d7e3663953da7a80a705ec1f04c7019a4b017c (patch) | |
| tree | facd3186f3c7aba7f0e7a13ec632f92eb06d528c /arch | |
| parent | 9248d80ae25edb2b61110a3d47690a0388d78c51 (diff) | |
u5500 : Logical mailbox : add support for 16 DSP buffers
Number of DSP read buffers has ben increased to 16
to avoid message loss when system waking up.
Updated check for message pending with atomic_dec_return
API which is more proper in this case.
ST-Ericsson Linux next: NA
ST-Ericsson ID: 367390
ST-Ericsson FOSS-OUT ID: Trivial
Change-Id: I99ef44ead99a2b9eb856c01e025423a990b0ba98
Signed-off-by: Bibek Basu <bibek.basu@stericsson.com>
Reviewed-on: http://gerrit.lud.stericsson.com/gerrit/36973
Reviewed-by: Srinidhi KASAGAR <srinidhi.kasagar@stericsson.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-ux500/include/mach/mbox_channels-db5500.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/mach-ux500/include/mach/mbox_channels-db5500.h b/arch/arm/mach-ux500/include/mach/mbox_channels-db5500.h index c29dfff0ff7..549a9c2c8cb 100644 --- a/arch/arm/mach-ux500/include/mach/mbox_channels-db5500.h +++ b/arch/arm/mach-ux500/include/mach/mbox_channels-db5500.h @@ -11,6 +11,9 @@ /* Maximum number of datawords which can be send in one PDU */ #define MAILBOX_NR_OF_DATAWORDS 3 +/* Number of buffers */ +#define NUM_DSP_BUFFER 16 + /** * mbox_channel_cb_t - Definition of the mailbox channel callback. * @data: Pointer to the data. |