iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

usb: gadget: renesas_usbhs: add device select support in usbhs_pipe_config_update()

Browse Source 
device select method will be used on mod_host

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Kuninori Morimoto 2011-10-10 22:04:00 -07:00 committed by Felipe Balbi
parent 2cc971978c
commit bc6fbf59df
3 changed files with 18 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/usb/renesas_usbhs/mod_gadget.c
View File

@ -489,7 +489,7 @@ static int usbhsg_ep_enable(struct usb_ep *ep,
pipe->mod_private = uep;
/* set epnum / maxp */
usbhs_pipe_config_update(pipe,
usbhs_pipe_config_update(pipe, 0,
usb_endpoint_num(desc),
usb_endpoint_maxp(desc));
@ -672,7 +672,7 @@ static int usbhsg_try_start(struct usbhs_priv *priv, u32 status)
/* dcp init */
dcp->pipe = usbhs_dcp_malloc(priv);
dcp->pipe->mod_private = dcp;
usbhs_pipe_config_update(dcp->pipe, 0, 64);
usbhs_pipe_config_update(dcp->pipe, 0, 0, 64);
/*
* system config enble

16
drivers/usb/renesas_usbhs/pipe.c
View File

@ -418,14 +418,26 @@ static u16 usbhsp_setup_pipebuff(struct usbhs_pipe *pipe)
(0xff & bufnmb) << 0;
}
void usbhs_pipe_config_update(struct usbhs_pipe *pipe, u16 epnum, u16 maxp)
void usbhs_pipe_config_update(struct usbhs_pipe *pipe, u16 devsel,
u16 epnum, u16 maxp)
{
if (devsel > 0xA) {
struct usbhs_priv *priv = usbhs_pipe_to_priv(pipe);
struct device *dev = usbhs_priv_to_dev(priv);
dev_err(dev, "devsel error %d\n", devsel);
devsel = 0;
}
usbhsp_pipe_barrier(pipe);
pipe->maxp = maxp;
usbhsp_pipe_select(pipe);
usbhsp_pipe_maxp_set(pipe, 0xFFFF, maxp);
usbhsp_pipe_maxp_set(pipe, 0xFFFF,
(devsel << 12) |
maxp);
if (!usbhs_pipe_is_dcp(pipe))
usbhsp_pipe_cfg_set(pipe, 0x000F, epnum);

3
drivers/usb/renesas_usbhs/pipe.h
View File

@ -91,7 +91,8 @@ void usbhs_pipe_enable(struct usbhs_pipe *pipe);
void usbhs_pipe_disable(struct usbhs_pipe *pipe);
void usbhs_pipe_stall(struct usbhs_pipe *pipe);
void usbhs_pipe_select_fifo(struct usbhs_pipe *pipe, struct usbhs_fifo *fifo);
void usbhs_pipe_config_update(struct usbhs_pipe *pipe, u16 epnum, u16 maxp);
void usbhs_pipe_config_update(struct usbhs_pipe *pipe, u16 devsel,
u16 epnum, u16 maxp);
#define usbhs_pipe_to_priv(p) ((p)->priv)
#define usbhs_pipe_number(p) (int)((p) - (p)->priv->pipe_info.pipe)