From: Andrey Shvetsov <andrey.shvet...@k2l.de>
This patch enables the flow control feature for the isochronous channels
of the DIM2 macro.
Signed-off-by: Andrey Shvetsov <andrey.shvet...@k2l.de>
Signed-off-by: Christian Gromm <christian.gr...@microchip.com>
---
drivers/staging/most/hdm-dim2/dim2_hal.c | 2 ++
drivers/staging/most/hdm-dim2/dim2_reg.h | 1 +
2 files changed, 3 insertions(+)
diff --git a/drivers/staging/most/hdm-dim2/dim2_hal.c
b/drivers/staging/most/hdm-dim2/dim2_hal.c
index d604ec09..b9f3495 100644
--- a/drivers/staging/most/hdm-dim2/dim2_hal.c
+++ b/drivers/staging/most/hdm-dim2/dim2_hal.c
@@ -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);
diff --git a/drivers/staging/most/hdm-dim2/dim2_reg.h
b/drivers/staging/most/hdm-dim2/dim2_reg.h
index 01fe499..f7d9fbc 100644
--- a/drivers/staging/most/hdm-dim2/dim2_reg.h
+++ b/drivers/staging/most/hdm-dim2/dim2_reg.h
@@ -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,
--
1.9.1
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