diff options
| author | Arvid Brodin <arvid.brodin@enea.com> | 2011-04-26 21:48:02 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-05-02 17:02:55 -0700 |
| commit | eb1a796868effbf33ec2cfa3d15567d7e31f2ee2 (patch) | |
| tree | 48cdc9ec84c6aee5f0fe43c148949abc0ba35287 /drivers/usb/host/isp1760-hcd.h | |
| parent | 34537731d7f64d20116fbef4a665ec6a37195573 (diff) | |
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>
Diffstat (limited to 'drivers/usb/host/isp1760-hcd.h')
| -rw-r--r-- | drivers/usb/host/isp1760-hcd.h | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/drivers/usb/host/isp1760-hcd.h b/drivers/usb/host/isp1760-hcd.h index 87050769060..056e046b0d4 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 |