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usb: dwc3: gadget: remove a few more dwc arguments 

In a few places, the argument is completely unnecessary. On places
where it's needed, we can get it from dep->dwc.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
This commit is contained in:
Felipe Balbi 2018-04-09 12:46:47 +03:00
parent a2d23f0803
commit b07c2db83f
1 changed files with 10 additions and 8 deletions
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18
drivers/usb/dwc3/gadget.c
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@ -455,7 +455,7 @@ static void dwc3_free_trb_pool(struct dwc3_ep *dep)
dep->trb_pool_dma = 0; dep->trb_pool_dma = 0;
} }
static int dwc3_gadget_set_xfer_resource(struct dwc3 *dwc, struct dwc3_ep *dep); static int dwc3_gadget_set_xfer_resource(struct dwc3_ep *dep);
/** /**
* dwc3_gadget_start_config - configure ep resources * dwc3_gadget_start_config - configure ep resources
@ -491,9 +491,10 @@ static int dwc3_gadget_set_xfer_resource(struct dwc3 *dwc, struct dwc3_ep *dep);
* triggered only when called for EP0-out, which always happens first, and which * triggered only when called for EP0-out, which always happens first, and which
* should only happen in one of the above conditions. * should only happen in one of the above conditions.
*/ */
static int dwc3_gadget_start_config(struct dwc3 *dwc, struct dwc3_ep *dep) static int dwc3_gadget_start_config(struct dwc3_ep *dep)
{ {
struct dwc3_gadget_ep_cmd_params params; struct dwc3_gadget_ep_cmd_params params;
struct dwc3 *dwc;
u32 cmd; u32 cmd;
int i; int i;
int ret; int ret;
@ -503,6 +504,7 @@ static int dwc3_gadget_start_config(struct dwc3 *dwc, struct dwc3_ep *dep)
memset(&params, 0x00, sizeof(params)); memset(&params, 0x00, sizeof(params));
cmd = DWC3_DEPCMD_DEPSTARTCFG; cmd = DWC3_DEPCMD_DEPSTARTCFG;
dwc = dep->dwc;
ret = dwc3_send_gadget_ep_cmd(dep, cmd, &params); ret = dwc3_send_gadget_ep_cmd(dep, cmd, &params);
if (ret) if (ret)
@ -514,7 +516,7 @@ static int dwc3_gadget_start_config(struct dwc3 *dwc, struct dwc3_ep *dep)
if (!dep) if (!dep)
continue; continue;
ret = dwc3_gadget_set_xfer_resource(dwc, dep); ret = dwc3_gadget_set_xfer_resource(dep);
if (ret) if (ret)
return ret; return ret;
} }
@ -522,12 +524,12 @@ static int dwc3_gadget_start_config(struct dwc3 *dwc, struct dwc3_ep *dep)
return 0; return 0;
} }
static int dwc3_gadget_set_ep_config(struct dwc3 *dwc, struct dwc3_ep *dep, static int dwc3_gadget_set_ep_config(struct dwc3_ep *dep, unsigned int action)
unsigned int action)
{ {
const struct usb_ss_ep_comp_descriptor *comp_desc; const struct usb_ss_ep_comp_descriptor *comp_desc;
const struct usb_endpoint_descriptor *desc; const struct usb_endpoint_descriptor *desc;
struct dwc3_gadget_ep_cmd_params params; struct dwc3_gadget_ep_cmd_params params;
struct dwc3 *dwc = dep->dwc;
comp_desc = dep->endpoint.comp_desc; comp_desc = dep->endpoint.comp_desc;
desc = dep->endpoint.desc; desc = dep->endpoint.desc;
@ -585,7 +587,7 @@ static int dwc3_gadget_set_ep_config(struct dwc3 *dwc, struct dwc3_ep *dep,
return dwc3_send_gadget_ep_cmd(dep, DWC3_DEPCMD_SETEPCONFIG, &params); return dwc3_send_gadget_ep_cmd(dep, DWC3_DEPCMD_SETEPCONFIG, &params);
} }
static int dwc3_gadget_set_xfer_resource(struct dwc3 *dwc, struct dwc3_ep *dep) static int dwc3_gadget_set_xfer_resource(struct dwc3_ep *dep)
{ {
struct dwc3_gadget_ep_cmd_params params; struct dwc3_gadget_ep_cmd_params params;
@ -614,12 +616,12 @@ static int __dwc3_gadget_ep_enable(struct dwc3_ep *dep, unsigned int action)
int ret; int ret;
if (!(dep->flags & DWC3_EP_ENABLED)) { if (!(dep->flags & DWC3_EP_ENABLED)) {
ret = dwc3_gadget_start_config(dwc, dep); ret = dwc3_gadget_start_config(dep);
if (ret) if (ret)
return ret; return ret;
} }
ret = dwc3_gadget_set_ep_config(dwc, dep, action); ret = dwc3_gadget_set_ep_config(dep, action);
if (ret) if (ret)
return ret; return ret;