mirror/tinyusb
1
0
Fork 0
mirror of https://github.com/hathach/tinyusb.git synced 2025-02-21 03:40:52 +00:00
Code Issues Packages Projects Releases Wiki Activity

Fix structure definition audio_control_range_X_n_t

Browse Source
This commit is contained in:
Reinhard Panhuber 2020-07-25 14:31:25 +02:00
parent e047fbe8fb
commit 1269bb440a
2 changed files with 17 additions and 15 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
src/class/audio/audio.h
View File

@ -874,7 +874,7 @@ typedef struct TU_ATTR_PACKED {
// 5.2.3.1 1-byte Control RANGE Parameter Block
#define audio_control_range_1_n_t(numSubRanges) \
struct TU_ATTR_PACKED { \
uint16_t wNumSubRanges = numSubRanges; \
uint16_t wNumSubRanges; \
struct TU_ATTR_PACKED { \
int8_t bMin ; /*The setting for the MIN attribute of the nth subrange of the addressed Control*/\
int8_t bMax ; /*The setting for the MAX attribute of the nth subrange of the addressed Control*/\
@ -884,8 +884,8 @@ typedef struct TU_ATTR_PACKED {
// 5.2.3.2 2-byte Control RANGE Parameter Block
#define audio_control_range_2_n_t(numSubRanges) \
struct TU_ATTR_PACKED { \
uint16_t wNumSubRanges = numSubRanges; \
struct TU_ATTR_PACKED { \
uint16_t wNumSubRanges; \
struct TU_ATTR_PACKED { \
int16_t bMin ; /*The setting for the MIN attribute of the nth subrange of the addressed Control*/\
int16_t bMax ; /*The setting for the MAX attribute of the nth subrange of the addressed Control*/\
@ -895,8 +895,8 @@ typedef struct TU_ATTR_PACKED {
// 5.2.3.3 4-byte Control RANGE Parameter Block
#define audio_control_range_4_n_t(numSubRanges) \
struct TU_ATTR_PACKED { \
uint16_t wNumSubRanges = numSubRanges; \
struct TU_ATTR_PACKED { \
uint16_t wNumSubRanges; \
struct TU_ATTR_PACKED { \
int32_t bMin ; /*The setting for the MIN attribute of the nth subrange of the addressed Control*/\
int32_t bMax ; /*The setting for the MAX attribute of the nth subrange of the addressed Control*/\

22
src/class/audio/audio_device.c
View File

@ -694,6 +694,8 @@ static bool audiod_get_interface(uint8_t rhport, tusb_control_request_t const *
TU_VERIFY(audiod_get_AS_interface_index(itf, &idxDriver, &idxItf, &dummy));
TU_VERIFY(tud_control_xfer(rhport, p_request, &_audiod_itf[idxDriver].altSetting[idxItf], 1));
TU_LOG2(" Get itf: %u - current alt: %u\r\n", itf, _audiod_itf[idxDriver].altSetting[idxItf]);
return true;
#else
@ -709,9 +711,9 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const *
// Here we need to do the following:
// 1. Find the audio driver interface which was assigned to the given interface which is to be set
// 1. Find the audio driver assigned to the given interface to be set
// Since one audio driver interface has to be able to cover an unknown number of interfaces (AC, AS + its alternate settings), the best memory efficient way to solve this is to always search through the descriptors.
// The audio driver interface is mapped to an audio function by a reference pointer to the corresponding AC interface of this audio function which serves as a starting point for searching
// The audio driver is mapped to an audio function by a reference pointer to the corresponding AC interface of this audio function which serves as a starting point for searching
// 2. Close EPs which are currently open
// To do so it is not necessary to know the current active alternate interface since we already save the current EP addresses - we simply close them
@ -721,6 +723,8 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const *
uint8_t const itf = tu_u16_low(p_request->wIndex);
uint8_t const alt = tu_u16_low(p_request->wValue);
TU_LOG2(" Set itf: %u - alt: %u\r\n", itf, alt);
// Find index of audio streaming interface and index of interface
uint8_t idxDriver, idxItf;
uint8_t const *p_desc;
@ -768,7 +772,8 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const *
{
if (tu_desc_type(p_desc) == TUSB_DESC_ENDPOINT)
{
TU_ASSERT(dcd_edpt_open(rhport, (tusb_desc_endpoint_t const *) p_desc), false);
// TU_ASSERT(dcd_edpt_open(rhport, (tusb_desc_endpoint_t const *) p_desc), false);
TU_ASSERT(usbd_edpt_open(rhport, (tusb_desc_endpoint_t const *)p_desc));
uint8_t ep_addr = ((tusb_desc_endpoint_t const *) p_desc)->bEndpointAddress;
#if CFG_TUD_AUDIO_EPSIZE_IN > 0
@ -813,18 +818,15 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const *
// Check for nothing found - we can rely on this since EP descriptors are never the last descriptors, there are always also class specific EP descriptors following!
TU_VERIFY(p_desc < p_desc_end);
// Save current alternative interface setting
_audiod_itf[idxDriver].altSetting[idxItf] = alt;
// Invoke callback
if (tud_audio_set_itf_cb)
{
if (!tud_audio_set_itf_cb(rhport, p_request))
{
return false;
}
if (!tud_audio_set_itf_cb(rhport, p_request)) return false;
}
// Save current alternative interface setting
_audiod_itf[idxDriver].altSetting[idxItf] = alt;
tud_control_status(rhport, p_request);
return true;