diff options
| author | Andrey Shvetsov <andrey.shvetsov@k2l.de> | 2016-09-15 16:19:06 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-09-15 19:23:29 +0200 |
| commit | 6631c5c9b0c3698f3977caf5694e8ece6a36f48b (patch) | |
| tree | 9a6e2e9aaeda477355729365e887294933b0c69f /drivers/staging/most | |
| parent | 9b762fdfe26e798897f2a84a426df0fdee548dae (diff) | |
| download | linux-6631c5c9b0c3698f3977caf5694e8ece6a36f48b.tar.bz2 | |
staging: most: hdm-dim2: double size of DBR buffer
This patch increases the size of the asynchronous and control DBR buffers
in the Tx path to twice the max. message size. This patch is needed to
increase the throughput for big messages.
Signed-off-by: Andrey Shvetsov <andrey.shvetsov@k2l.de>
Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/most')
| -rw-r--r-- | drivers/staging/most/hdm-dim2/dim2_hdm.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/staging/most/hdm-dim2/dim2_hdm.c b/drivers/staging/most/hdm-dim2/dim2_hdm.c index 8bef73cd9c47..78ce7472f837 100644 --- a/drivers/staging/most/hdm-dim2/dim2_hdm.c +++ b/drivers/staging/most/hdm-dim2/dim2_hdm.c @@ -526,7 +526,7 @@ static int configure_channel(struct most_interface *most_iface, int ch_idx, hdm_ch->name, buf_size, new_size); spin_lock_irqsave(&dim_lock, flags); hal_ret = dim_init_control(&hdm_ch->ch, is_tx, ch_addr, - new_size); + is_tx ? new_size * 2 : new_size); break; case MOST_CH_ASYNC: new_size = dim_norm_ctrl_async_buffer_size(buf_size); @@ -539,7 +539,8 @@ static int configure_channel(struct most_interface *most_iface, int ch_idx, pr_warn("%s: fixed buffer size (%d -> %d)\n", hdm_ch->name, buf_size, new_size); spin_lock_irqsave(&dim_lock, flags); - hal_ret = dim_init_async(&hdm_ch->ch, is_tx, ch_addr, new_size); + hal_ret = dim_init_async(&hdm_ch->ch, is_tx, ch_addr, + is_tx ? new_size * 2 : new_size); break; case MOST_CH_ISOC_AVP: new_size = dim_norm_isoc_buffer_size(buf_size, sub_size); |