added and initialized a pointer of snd_card in the struct hw to get a reference 
of
the card in other functions

Signed-off-by: Sudip Mukherjee <[email protected]>
---
 sound/pci/ctxfi/ctatc.c      | 1 +
 sound/pci/ctxfi/cthardware.h | 2 ++
 2 files changed, 3 insertions(+)

diff --git a/sound/pci/ctxfi/ctatc.c b/sound/pci/ctxfi/ctatc.c
index d92a08c..b21eda4 100644
--- a/sound/pci/ctxfi/ctatc.c
+++ b/sound/pci/ctxfi/ctatc.c
@@ -1333,6 +1333,7 @@ static int atc_create_hw_devs(struct ct_atc *atc)
                pr_err("Failed to create hw obj!!!\n");
                return err;
        }
+       hw->card = atc->card;
        atc->hw = hw;
 
        /* Initialize card hardware. */
diff --git a/sound/pci/ctxfi/cthardware.h b/sound/pci/ctxfi/cthardware.h
index 5977e9a..940bbd0 100644
--- a/sound/pci/ctxfi/cthardware.h
+++ b/sound/pci/ctxfi/cthardware.h
@@ -20,6 +20,7 @@
 
 #include <linux/types.h>
 #include <linux/pci.h>
+#include <sound/core.h>
 
 enum CHIPTYP {
        ATC20K1,
@@ -184,6 +185,7 @@ struct hw {
        void *irq_callback_data;
 
        struct pci_dev *pci;    /* the pci kernel structure of this card */
+       struct snd_card *card; /* pointer to this card */
        int irq;
        unsigned long io_base;
        unsigned long mem_base;
-- 
1.8.1.2

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