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Subject[PATCH 15/18] cx23885: disable MSI for NetUP cards, otherwise CI is not working
Signed-off-by: Igor M. Liplianin <liplianin@netup.ru>
---
drivers/media/video/cx23885/cx23885-core.c | 4 ++++
drivers/media/video/cx23885/cx23885-reg.h | 1 +
2 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/drivers/media/video/cx23885/cx23885-core.c b/drivers/media/video/cx23885/cx23885-
core.c
index 3a09dd2..e6d7232 100644
--- a/drivers/media/video/cx23885/cx23885-core.c
+++ b/drivers/media/video/cx23885/cx23885-core.c
@@ -1039,6 +1039,10 @@ static int cx23885_dev_setup(struct cx23885_dev *dev)

cx23885_dev_checkrevision(dev);

+ /* disable MSI for NetUP cards, otherwise CI is not working */
+ if (cx23885_boards[dev->board].ci_type > 0)
+ cx_clear(RDR_RDRCTL1, 1 << 8);
+
return 0;
}

diff --git a/drivers/media/video/cx23885/cx23885-reg.h b/drivers/media/video/cx23885/cx23885-reg.h
index a28772d..c87ac68 100644
--- a/drivers/media/video/cx23885/cx23885-reg.h
+++ b/drivers/media/video/cx23885/cx23885-reg.h
@@ -292,6 +292,7 @@ Channel manager Data Structure entry = 20 DWORD
#define RDR_CFG0 0x00050000
#define RDR_CFG1 0x00050004
#define RDR_CFG2 0x00050008
+#define RDR_RDRCTL1 0x0005030c
#define RDR_TLCTL0 0x00050318

/* APB DMAC Current Buffer Pointer */
--
1.7.1


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