Re: [PATCH v2 4/6] usb: dwc3; ep0: Modify _dwc3_ep0_start_trans_ API to take 'chain' parameter

From: Sergei Shtylyov
Date: Fri Jul 24 2015 - 08:51:29 EST


Hello.

On 7/24/2015 9:47 AM, Kishon Vijay Abraham I wrote:

No functional change. Added a new parameter in _dwc3_ep0_start_trans_ to
indicate whether the TRB is a chained TRB or last TRB. This is in
preparation for adding chained TRB support for ep0.

Signed-off-by: Kishon Vijay Abraham I <kishon@xxxxxx>
---
drivers/usb/dwc3/ep0.c | 15 ++++++++-------
1 file changed, 8 insertions(+), 7 deletions(-)

diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c
index 4998074..d1a2be1 100644
--- a/drivers/usb/dwc3/ep0.c
+++ b/drivers/usb/dwc3/ep0.c
@@ -56,7 +56,7 @@ static const char *dwc3_ep0_state_string(enum dwc3_ep0_state state)
}

static int dwc3_ep0_start_trans(struct dwc3 *dwc, u8 epnum, dma_addr_t buf_dma,
- u32 len, u32 type)
+ u32 len, u32 type, unsigned chain)

I'm seeing you always pass *false*, so why not just *bool* here?

[...]

WBR, Sergei

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