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usb: gadget: f_uac2: remove compatibility layer 

There are no users of the old interface left, so it can be removed.

Tested-by: Sebastian Reimers <sebastian.reimers@googlemail.com>
Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Andrzej Pietrasiewicz 2014-07-22 19:58:32 +02:00 committed by Felipe Balbi
parent ad94ac0cfd
commit d980039a89
1 changed files with 0 additions and 124 deletions
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124
drivers/usb/gadget/function/f_uac2.c
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@ -22,40 +22,6 @@
#include "u_uac2.h"
#ifdef USB_FUAC2_INCLUDED
/* Playback(USB-IN) Default Stereo - Fl/Fr */
static int p_chmask = 0x3;
module_param(p_chmask, uint, S_IRUGO);
MODULE_PARM_DESC(p_chmask, "Playback Channel Mask");
/* Playback Default 48 KHz */
static int p_srate = 48000;
module_param(p_srate, uint, S_IRUGO);
MODULE_PARM_DESC(p_srate, "Playback Sampling Rate");
/* Playback Default 16bits/sample */
static int p_ssize = 2;
module_param(p_ssize, uint, S_IRUGO);
MODULE_PARM_DESC(p_ssize, "Playback Sample Size(bytes)");
/* Capture(USB-OUT) Default Stereo - Fl/Fr */
static int c_chmask = 0x3;
module_param(c_chmask, uint, S_IRUGO);
MODULE_PARM_DESC(c_chmask, "Capture Channel Mask");
/* Capture Default 64 KHz */
static int c_srate = 64000;
module_param(c_srate, uint, S_IRUGO);
MODULE_PARM_DESC(c_srate, "Capture Sampling Rate");
/* Capture Default 16bits/sample */
static int c_ssize = 2;
module_param(c_ssize, uint, S_IRUGO);
MODULE_PARM_DESC(c_ssize, "Capture Sample Size(bytes)");
#endif
/* Keep everyone on toes */
#define USB_XFERS 2
@ -346,7 +312,6 @@ static int uac2_pcm_open(struct snd_pcm_substream *substream)
{
struct snd_uac2_chip *uac2 = snd_pcm_substream_chip(substream);
struct snd_pcm_runtime *runtime = substream->runtime;
#ifndef USB_FUAC2_INCLUDED
struct audio_dev *audio_dev;
struct f_uac2_opts *opts;
int p_ssize, c_ssize;
@ -361,7 +326,6 @@ static int uac2_pcm_open(struct snd_pcm_substream *substream)
c_srate = opts->c_srate;
p_chmask = opts->p_chmask;
c_chmask = opts->c_chmask;
#endif
runtime->hw = uac2_pcm_hardware;
@ -431,19 +395,15 @@ static int snd_uac2_probe(struct platform_device *pdev)
struct snd_uac2_chip *uac2 = pdev_to_uac2(pdev);
struct snd_card *card;
struct snd_pcm *pcm;
#ifndef USB_FUAC2_INCLUDED
struct audio_dev *audio_dev;
struct f_uac2_opts *opts;
#endif
int err;
#ifndef USB_FUAC2_INCLUDED
int p_chmask, c_chmask;
audio_dev = uac2_to_agdev(uac2);
opts = container_of(audio_dev->func.fi, struct f_uac2_opts, func_inst);
p_chmask = opts->p_chmask;
c_chmask = opts->c_chmask;
#endif
/* Choose any slot, with no id */
err = snd_card_new(&pdev->dev, -1, NULL, THIS_MODULE, 0, &card);
@ -959,14 +919,10 @@ afunc_bind(struct usb_configuration *cfg, struct usb_function *fn)
struct usb_composite_dev *cdev = cfg->cdev;
struct usb_gadget *gadget = cdev->gadget;
struct uac2_rtd_params *prm;
#ifndef USB_FUAC2_INCLUDED
struct f_uac2_opts *uac2_opts;
#endif
int ret;
#ifndef USB_FUAC2_INCLUDED
uac2_opts = container_of(fn->fi, struct f_uac2_opts, func_inst);
#endif
ret = usb_string_ids_tab(cfg->cdev, strings_fn);
if (ret)
@ -984,7 +940,6 @@ afunc_bind(struct usb_configuration *cfg, struct usb_function *fn)
std_as_in_if0_desc.iInterface = strings_fn[STR_AS_IN_ALT0].id;
std_as_in_if1_desc.iInterface = strings_fn[STR_AS_IN_ALT1].id;
#ifndef USB_FUAC2_INCLUDED
/* Initialize the configurable parameters */
usb_out_it_desc.bNrChannels = num_channels(uac2_opts->c_chmask);
usb_out_it_desc.bmChannelConfig = cpu_to_le32(uac2_opts->c_chmask);
@ -1001,7 +956,6 @@ afunc_bind(struct usb_configuration *cfg, struct usb_function *fn)
snprintf(clksrc_in, sizeof(clksrc_in), "%uHz", uac2_opts->p_srate);
snprintf(clksrc_out, sizeof(clksrc_out), "%uHz", uac2_opts->c_srate);
#endif
ret = usb_interface_id(cfg, fn);
if (ret < 0) {
@ -1217,22 +1171,18 @@ in_rq_cur(struct usb_function *fn, const struct usb_ctrlrequest *cr)
struct usb_request *req = fn->config->cdev->req;
struct audio_dev *agdev = func_to_agdev(fn);
struct snd_uac2_chip *uac2 = &agdev->uac2;
#ifndef USB_FUAC2_INCLUDED
struct f_uac2_opts *opts;
#endif
u16 w_length = le16_to_cpu(cr->wLength);
u16 w_index = le16_to_cpu(cr->wIndex);
u16 w_value = le16_to_cpu(cr->wValue);
u8 entity_id = (w_index >> 8) & 0xff;
u8 control_selector = w_value >> 8;
int value = -EOPNOTSUPP;
#ifndef USB_FUAC2_INCLUDED
int p_srate, c_srate;
opts = container_of(agdev->func.fi, struct f_uac2_opts, func_inst);
p_srate = opts->p_srate;
c_srate = opts->c_srate;
#endif
if (control_selector == UAC2_CS_CONTROL_SAM_FREQ) {
struct cntrl_cur_lay3 c;
@ -1262,9 +1212,7 @@ in_rq_range(struct usb_function *fn, const struct usb_ctrlrequest *cr)
struct usb_request *req = fn->config->cdev->req;
struct audio_dev *agdev = func_to_agdev(fn);
struct snd_uac2_chip *uac2 = &agdev->uac2;
#ifndef USB_FUAC2_INCLUDED
struct f_uac2_opts *opts;
#endif
u16 w_length = le16_to_cpu(cr->wLength);
u16 w_index = le16_to_cpu(cr->wIndex);
u16 w_value = le16_to_cpu(cr->wValue);
@ -1272,13 +1220,11 @@ in_rq_range(struct usb_function *fn, const struct usb_ctrlrequest *cr)
u8 control_selector = w_value >> 8;
struct cntrl_range_lay3 r;
int value = -EOPNOTSUPP;
#ifndef USB_FUAC2_INCLUDED
int p_srate, c_srate;
opts = container_of(agdev->func.fi, struct f_uac2_opts, func_inst);
p_srate = opts->p_srate;
c_srate = opts->c_srate;
#endif
if (control_selector == UAC2_CS_CONTROL_SAM_FREQ) {
if (entity_id == USB_IN_CLK_ID)
@ -1382,74 +1328,6 @@ afunc_setup(struct usb_function *fn, const struct usb_ctrlrequest *cr)
return value;
}
#ifdef USB_FUAC2_INCLUDED
static void
old_afunc_unbind(struct usb_configuration *cfg, struct usb_function *fn)
{
struct audio_dev *agdev = func_to_agdev(fn);
struct uac2_rtd_params *prm;
alsa_uac2_exit(agdev);
prm = &agdev->uac2.p_prm;
kfree(prm->rbuf);
prm = &agdev->uac2.c_prm;
kfree(prm->rbuf);
usb_free_all_descriptors(fn);
if (agdev->in_ep)
agdev->in_ep->driver_data = NULL;
if (agdev->out_ep)
agdev->out_ep->driver_data = NULL;
kfree(agdev);
}
static int audio_bind_config(struct usb_configuration *cfg)
{
struct audio_dev *agdev;
int res;
agdev = kzalloc(sizeof(*agdev), GFP_KERNEL);
if (agdev == NULL)
return -ENOMEM;
agdev->func.name = "uac2_func";
agdev->func.strings = fn_strings;
agdev->func.bind = afunc_bind;
agdev->func.unbind = old_afunc_unbind;
agdev->func.set_alt = afunc_set_alt;
agdev->func.get_alt = afunc_get_alt;
agdev->func.disable = afunc_disable;
agdev->func.setup = afunc_setup;
/* Initialize the configurable parameters */
usb_out_it_desc.bNrChannels = num_channels(c_chmask);
usb_out_it_desc.bmChannelConfig = cpu_to_le32(c_chmask);
io_in_it_desc.bNrChannels = num_channels(p_chmask);
io_in_it_desc.bmChannelConfig = cpu_to_le32(p_chmask);
as_out_hdr_desc.bNrChannels = num_channels(c_chmask);
as_out_hdr_desc.bmChannelConfig = cpu_to_le32(c_chmask);
as_in_hdr_desc.bNrChannels = num_channels(p_chmask);
as_in_hdr_desc.bmChannelConfig = cpu_to_le32(p_chmask);
as_out_fmt1_desc.bSubslotSize = c_ssize;
as_out_fmt1_desc.bBitResolution = c_ssize * 8;
as_in_fmt1_desc.bSubslotSize = p_ssize;
as_in_fmt1_desc.bBitResolution = p_ssize * 8;
snprintf(clksrc_in, sizeof(clksrc_in), "%uHz", p_srate);
snprintf(clksrc_out, sizeof(clksrc_out), "%uHz", c_srate);
res = usb_add_function(cfg, &agdev->func);
if (res < 0)
kfree(agdev);
return res;
}
#else
static void afunc_free_inst(struct usb_function_instance *f)
{
struct f_uac2_opts *opts;
@ -1527,5 +1405,3 @@ DECLARE_USB_FUNCTION_INIT(uac2, afunc_alloc_inst, afunc_alloc);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Yadwinder Singh");
MODULE_AUTHOR("Jaswinder Singh");
#endif