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usb: cdns3: Added CDNS3_ID_PERIPHERAL and CDNS3_ID_HOST 

Patch adds 2 definitions that make it easier to understand the code.

Reviewed-by: Peter Chen <peter.chen@nxp.com>
Signed-off-by: Pawel Laszczak <pawell@cadence.com>
Signed-off-by: Felipe Balbi <balbi@kernel.org>
This commit is contained in:
Pawel Laszczak 2020-07-13 12:05:51 +02:00 committed by Felipe Balbi
parent 245258495a
commit 08c35dd3cc
2 changed files with 5 additions and 2 deletions
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4
drivers/usb/cdns3/drd.c
View File

@ -87,7 +87,7 @@ bool cdns3_is_host(struct cdns3 *cdns)
{
if (cdns->dr_mode == USB_DR_MODE_HOST)
return true;
else if (!cdns3_get_id(cdns))
else if (cdns3_get_id(cdns) == CDNS3_ID_HOST)
return true;
return false;
@ -98,7 +98,7 @@ bool cdns3_is_device(struct cdns3 *cdns)
if (cdns->dr_mode == USB_DR_MODE_PERIPHERAL)
return true;
else if (cdns->dr_mode == USB_DR_MODE_OTG)
if (cdns3_get_id(cdns))
if (cdns3_get_id(cdns) == CDNS3_ID_PERIPHERAL)
return true;
return false;

3
drivers/usb/cdns3/drd.h
View File

@ -153,6 +153,9 @@ struct cdns3_otg_common_regs {
/* Only for CDNS3_CONTROLLER_V0 version */
#define OVERRIDE_IDPULLUP_V0 BIT(24)
#define CDNS3_ID_PERIPHERAL 1
#define CDNS3_ID_HOST 0
bool cdns3_is_host(struct cdns3 *cdns);
bool cdns3_is_device(struct cdns3 *cdns);
int cdns3_get_id(struct cdns3 *cdns);