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staging: most: dim2: enable flow control for isoc channels

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This patch enables the flow control feature for the isochronous channels
of the DIM2 macro.

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>
This commit is contained in:
Andrey Shvetsov 2017-05-12 13:00:00 +02:00 committed by Greg Kroah-Hartman
parent 578bdec44c
commit 648377cd21
2 changed files with 3 additions and 0 deletions
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2
drivers/staging/most/hdm-dim2/dim2_hal.c
View File

@ -219,10 +219,12 @@ static inline void dim2_clear_ctr(u32 ctr_addr)
static void dim2_configure_cat(u8 cat_base, u8 ch_addr, u8 ch_type,
bool read_not_write, bool sync_mfe)
{
bool isoc_fce = ch_type == CAT_CT_VAL_ISOC;
u16 const cat =
(read_not_write << CAT_RNW_BIT) |
(ch_type << CAT_CT_SHIFT) |
(ch_addr << CAT_CL_SHIFT) |
(isoc_fce << CAT_FCE_BIT) |
(sync_mfe << CAT_MFE_BIT) |
(false << CAT_MT_BIT) |
(true << CAT_CE_BIT);

1
drivers/staging/most/hdm-dim2/dim2_reg.h
View File

@ -141,6 +141,7 @@ enum {
ADT1_CTRL_ASYNC_BD_MASK = DIM2_MASK(11),
ADT1_ISOC_SYNC_BD_MASK = DIM2_MASK(13),
CAT_FCE_BIT = 14,
CAT_MFE_BIT = 14,
CAT_MT_BIT = 13,