AuxXxilium/linux_dsm_epyc7002
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usb: gadget: f_uac2: endianness fixes.

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As per USB spec, multiple-bytes fields are stored
in little-endian order. Use CPU<->LE helpers for
such fields.

Signed-off-by: Ruslan Bilovol <ruslan.bilovol@gmail.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
This commit is contained in:
Ruslan Bilovol 2017-06-25 16:23:47 +03:00 committed by Felipe Balbi
parent 42370b8211
commit 14e1d56cbe
1 changed files with 14 additions and 11 deletions
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25
drivers/usb/gadget/function/f_uac2.c
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@ -168,7 +168,7 @@ static struct uac2_input_terminal_descriptor usb_out_it_desc = {
.bAssocTerminal = 0,
.bCSourceID = USB_OUT_CLK_ID,
.iChannelNames = 0,
.bmControls = (CONTROL_RDWR << COPY_CTRL),
.bmControls = cpu_to_le16(CONTROL_RDWR << COPY_CTRL),
};
/* Input Terminal for I/O-In */
@ -182,7 +182,7 @@ static struct uac2_input_terminal_descriptor io_in_it_desc = {
.bAssocTerminal = 0,
.bCSourceID = USB_IN_CLK_ID,
.iChannelNames = 0,
.bmControls = (CONTROL_RDWR << COPY_CTRL),
.bmControls = cpu_to_le16(CONTROL_RDWR << COPY_CTRL),
};
/* Ouput Terminal for USB_IN */
@ -196,7 +196,7 @@ static struct uac2_output_terminal_descriptor usb_in_ot_desc = {
.bAssocTerminal = 0,
.bSourceID = IO_IN_IT_ID,
.bCSourceID = USB_IN_CLK_ID,
.bmControls = (CONTROL_RDWR << COPY_CTRL),
.bmControls = cpu_to_le16(CONTROL_RDWR << COPY_CTRL),
};
/* Ouput Terminal for I/O-Out */
@ -210,7 +210,7 @@ static struct uac2_output_terminal_descriptor io_out_ot_desc = {
.bAssocTerminal = 0,
.bSourceID = USB_OUT_IT_ID,
.bCSourceID = USB_OUT_CLK_ID,
.bmControls = (CONTROL_RDWR << COPY_CTRL),
.bmControls = cpu_to_le16(CONTROL_RDWR << COPY_CTRL),
};
static struct uac2_ac_header_descriptor ac_hdr_desc = {
@ -220,9 +220,10 @@ static struct uac2_ac_header_descriptor ac_hdr_desc = {
.bDescriptorSubtype = UAC_MS_HEADER,
.bcdADC = cpu_to_le16(0x200),
.bCategory = UAC2_FUNCTION_IO_BOX,
.wTotalLength = sizeof in_clk_src_desc + sizeof out_clk_src_desc
+ sizeof usb_out_it_desc + sizeof io_in_it_desc
+ sizeof usb_in_ot_desc + sizeof io_out_ot_desc,
.wTotalLength = cpu_to_le16(sizeof in_clk_src_desc
+ sizeof out_clk_src_desc + sizeof usb_out_it_desc
+ sizeof io_in_it_desc + sizeof usb_in_ot_desc
+ sizeof io_out_ot_desc),
.bmControls = 0,
};
@ -569,10 +570,12 @@ afunc_bind(struct usb_configuration *cfg, struct usb_function *fn)
return ret;
}
agdev->in_ep_maxpsize = max(fs_epin_desc.wMaxPacketSize,
hs_epin_desc.wMaxPacketSize);
agdev->out_ep_maxpsize = max(fs_epout_desc.wMaxPacketSize,
hs_epout_desc.wMaxPacketSize);
agdev->in_ep_maxpsize = max_t(u16,
le16_to_cpu(fs_epin_desc.wMaxPacketSize),
le16_to_cpu(hs_epin_desc.wMaxPacketSize));
agdev->out_ep_maxpsize = max_t(u16,
le16_to_cpu(fs_epout_desc.wMaxPacketSize),
le16_to_cpu(hs_epout_desc.wMaxPacketSize));
hs_epout_desc.bEndpointAddress = fs_epout_desc.bEndpointAddress;
hs_epin_desc.bEndpointAddress = fs_epin_desc.bEndpointAddress;