usb/isp1760: Remove unneeded OR map and HcBufferStatus code

Since we always set the OR flag for each transfer, we can just as well set all
these bits to 1 at init and be done with it. Also, HcBufferStatus can be set
at init as per the ISP1761 datasheet page 47 with no loss of performance.

Signed-off-by: Arvid Brodin <arvid.brodin@enea.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 5 insertions, 7 deletions

diff --git a/drivers/usb/host/isp1760-hcd.h b/drivers/usb/host/isp1760-hcd.h
index 870507690607..056e046b0d42 100644
--- a/drivers/usb/host/isp1760-hcd.h
+++ b/drivers/usb/host/isp1760-hcd.h
@@ -49,10 +49,9 @@ void deinit_kmem_cache(void);
 #define SW_RESET_RESET_ALL      (1 << 0)
 
 #define HC_BUFFER_STATUS_REG    0x334
-#define ATL_BUFFER              0x1
-#define INT_BUFFER              0x2
-#define ISO_BUFFER              0x4
-#define BUFFER_MAP              0x7
+#define ISO_BUF_FILL            (1 << 2)
+#define INT_BUF_FILL            (1 << 1)
+#define ATL_BUF_FILL            (1 << 0)
 
 #define HC_MEMORY_REG           0x33c
 #define ISP_BANK(x)             ((x) << 16)
@@ -68,14 +67,13 @@ void deinit_kmem_cache(void);
 #define HC_INTERRUPT_REG        0x310
 
 #define HC_INTERRUPT_ENABLE     0x314
-#define INTERRUPT_ENABLE_MASK   (HC_INTL_INT | HC_ATL_INT | HC_EOT_INT)
-#define INTERRUPT_ENABLE_SOT_MASK       (HC_INTL_INT | HC_SOT_INT | HC_EOT_INT)
-
 #define HC_ISO_INT              (1 << 9)
 #define HC_ATL_INT              (1 << 8)
 #define HC_INTL_INT             (1 << 7)
 #define HC_EOT_INT              (1 << 3)
 #define HC_SOT_INT              (1 << 1)
+#define INTERRUPT_ENABLE_MASK   (HC_INTL_INT | HC_ATL_INT)
+#define INTERRUPT_ENABLE_SOT_MASK       (HC_SOT_INT)
 
 #define HC_ISO_IRQ_MASK_OR_REG  0x318
 #define HC_INT_IRQ_MASK_OR_REG  0x31C