From: Chris Wulff <crwulff@xxxxxxxxx> This changes the UAPI to align with disussion of alt settings work. fu_name is renamed to fu_vol_name, and alt settings mode names are removed for now in favor of future work where they will be settable in subdirectories for each alt mode. Signed-off-by: Chris Wulff <crwulff@xxxxxxxxx> --- discussion thread for api changes for alt mode settings: https://lore.kernel.org/linux-usb/35be4668-58d3-894a-72cf-de1afaacae45@xxxxxxxxxxx/T/ --- .../ABI/testing/configfs-usb-gadget-uac1 | 8 ++--- Documentation/usb/gadget-testing.rst | 8 ++--- drivers/usb/gadget/function/f_uac1.c | 36 +++++++------------ drivers/usb/gadget/function/u_uac1.h | 8 ++--- 4 files changed, 18 insertions(+), 42 deletions(-) diff --git a/Documentation/ABI/testing/configfs-usb-gadget-uac1 b/Documentation/ABI/testing/configfs-usb-gadget-uac1 index cf93b98b274d..64188a85592b 100644 --- a/Documentation/ABI/testing/configfs-usb-gadget-uac1 +++ b/Documentation/ABI/testing/configfs-usb-gadget-uac1 @@ -33,13 +33,9 @@ Description: p_it_name playback input terminal name p_it_ch_name playback channels name p_ot_name playback output terminal name - p_fu_name playback functional unit name - p_alt0_name playback alt mode 0 name - p_alt1_name playback alt mode 1 name + p_fu_vol_name playback mute/volume functional unit name c_it_name capture input terminal name c_it_ch_name capture channels name c_ot_name capture output terminal name - c_fu_name capture functional unit name - c_alt0_name capture alt mode 0 name - c_alt1_name capture alt mode 1 name + c_fu_vol_name capture mute/volume functional unit name ===================== ======================================= diff --git a/Documentation/usb/gadget-testing.rst b/Documentation/usb/gadget-testing.rst index a89b49e639c3..7a94490fb2fd 100644 --- a/Documentation/usb/gadget-testing.rst +++ b/Documentation/usb/gadget-testing.rst @@ -960,15 +960,11 @@ The uac1 function provides these attributes in its function directory: p_it_name playback input terminal name p_it_ch_name playback channels name p_ot_name playback output terminal name - p_fu_name playback functional unit name - p_alt0_name playback alt mode 0 name - p_alt1_name playback alt mode 1 name + p_fu_vol_name playback mute/volume functional unit name c_it_name capture input terminal name c_it_ch_name capture channels name c_ot_name capture output terminal name - c_fu_name capture functional unit name - c_alt0_name capture alt mode 0 name - c_alt1_name capture alt mode 1 name + c_fu_vol_name capture mute/volume functional unit name ================ ==================================================== The attributes have sane default values. diff --git a/drivers/usb/gadget/function/f_uac1.c b/drivers/usb/gadget/function/f_uac1.c index 06a220fb7a87..bb36ce2be569 100644 --- a/drivers/usb/gadget/function/f_uac1.c +++ b/drivers/usb/gadget/function/f_uac1.c @@ -1254,16 +1254,16 @@ static int f_audio_bind(struct usb_configuration *c, struct usb_function *f) strings_uac1[STR_USB_OUT_IT].s = audio_opts->p_it_name; strings_uac1[STR_USB_OUT_IT_CH_NAMES].s = audio_opts->p_it_ch_name; strings_uac1[STR_IO_OUT_OT].s = audio_opts->p_ot_name; - strings_uac1[STR_FU_OUT].s = audio_opts->p_fu_name; - strings_uac1[STR_AS_OUT_IF_ALT0].s = audio_opts->p_alt0_name; - strings_uac1[STR_AS_OUT_IF_ALT1].s = audio_opts->p_alt1_name; + strings_uac1[STR_FU_OUT].s = audio_opts->p_fu_vol_name; + strings_uac1[STR_AS_OUT_IF_ALT0].s = "Playback Inactive"; + strings_uac1[STR_AS_OUT_IF_ALT1].s = "Playback Active"; strings_uac1[STR_IO_IN_IT].s = audio_opts->c_it_name; strings_uac1[STR_IO_IN_IT_CH_NAMES].s = audio_opts->c_it_ch_name; strings_uac1[STR_USB_IN_OT].s = audio_opts->c_ot_name; - strings_uac1[STR_FU_IN].s = audio_opts->c_fu_name; - strings_uac1[STR_AS_IN_IF_ALT0].s = audio_opts->c_alt0_name; - strings_uac1[STR_AS_IN_IF_ALT1].s = audio_opts->c_alt1_name; + strings_uac1[STR_FU_IN].s = audio_opts->c_fu_vol_name; + strings_uac1[STR_AS_IN_IF_ALT0].s = "Capture Inactive"; + strings_uac1[STR_AS_IN_IF_ALT1].s = "Capture Active"; us = usb_gstrings_attach(cdev, uac1_strings, ARRAY_SIZE(strings_uac1)); if (IS_ERR(us)) @@ -1687,16 +1687,12 @@ UAC1_ATTRIBUTE_STRING(function_name); UAC1_ATTRIBUTE_STRING(p_it_name); UAC1_ATTRIBUTE_STRING(p_it_ch_name); UAC1_ATTRIBUTE_STRING(p_ot_name); -UAC1_ATTRIBUTE_STRING(p_fu_name); -UAC1_ATTRIBUTE_STRING(p_alt0_name); -UAC1_ATTRIBUTE_STRING(p_alt1_name); +UAC1_ATTRIBUTE_STRING(p_fu_vol_name); UAC1_ATTRIBUTE_STRING(c_it_name); UAC1_ATTRIBUTE_STRING(c_it_ch_name); UAC1_ATTRIBUTE_STRING(c_ot_name); -UAC1_ATTRIBUTE_STRING(c_fu_name); -UAC1_ATTRIBUTE_STRING(c_alt0_name); -UAC1_ATTRIBUTE_STRING(c_alt1_name); +UAC1_ATTRIBUTE_STRING(c_fu_vol_name); static struct configfs_attribute *f_uac1_attrs[] = { &f_uac1_opts_attr_c_chmask, @@ -1724,16 +1720,12 @@ static struct configfs_attribute *f_uac1_attrs[] = { &f_uac1_opts_attr_p_it_name, &f_uac1_opts_attr_p_it_ch_name, &f_uac1_opts_attr_p_ot_name, - &f_uac1_opts_attr_p_fu_name, - &f_uac1_opts_attr_p_alt0_name, - &f_uac1_opts_attr_p_alt1_name, + &f_uac1_opts_attr_p_fu_vol_name, &f_uac1_opts_attr_c_it_name, &f_uac1_opts_attr_c_it_ch_name, &f_uac1_opts_attr_c_ot_name, - &f_uac1_opts_attr_c_fu_name, - &f_uac1_opts_attr_c_alt0_name, - &f_uac1_opts_attr_c_alt1_name, + &f_uac1_opts_attr_c_fu_vol_name, NULL, }; @@ -1792,16 +1784,12 @@ static struct usb_function_instance *f_audio_alloc_inst(void) scnprintf(opts->p_it_name, sizeof(opts->p_it_name), "Playback Input terminal"); scnprintf(opts->p_it_ch_name, sizeof(opts->p_it_ch_name), "Playback Channels"); scnprintf(opts->p_ot_name, sizeof(opts->p_ot_name), "Playback Output terminal"); - scnprintf(opts->p_fu_name, sizeof(opts->p_fu_name), "Playback Volume"); - scnprintf(opts->p_alt0_name, sizeof(opts->p_alt0_name), "Playback Inactive"); - scnprintf(opts->p_alt1_name, sizeof(opts->p_alt1_name), "Playback Active"); + scnprintf(opts->p_fu_vol_name, sizeof(opts->p_fu_vol_name), "Playback Volume"); scnprintf(opts->c_it_name, sizeof(opts->c_it_name), "Capture Input terminal"); scnprintf(opts->c_it_ch_name, sizeof(opts->c_it_ch_name), "Capture Channels"); scnprintf(opts->c_ot_name, sizeof(opts->c_ot_name), "Capture Output terminal"); - scnprintf(opts->c_fu_name, sizeof(opts->c_fu_name), "Capture Volume"); - scnprintf(opts->c_alt0_name, sizeof(opts->c_alt0_name), "Capture Inactive"); - scnprintf(opts->c_alt1_name, sizeof(opts->c_alt1_name), "Capture Active"); + scnprintf(opts->c_fu_vol_name, sizeof(opts->c_fu_vol_name), "Capture Volume"); return &opts->func_inst; } diff --git a/drivers/usb/gadget/function/u_uac1.h b/drivers/usb/gadget/function/u_uac1.h index 67784de9782b..feb6eb76462f 100644 --- a/drivers/usb/gadget/function/u_uac1.h +++ b/drivers/usb/gadget/function/u_uac1.h @@ -57,16 +57,12 @@ struct f_uac1_opts { char p_it_name[USB_MAX_STRING_LEN]; char p_it_ch_name[USB_MAX_STRING_LEN]; char p_ot_name[USB_MAX_STRING_LEN]; - char p_fu_name[USB_MAX_STRING_LEN]; - char p_alt0_name[USB_MAX_STRING_LEN]; - char p_alt1_name[USB_MAX_STRING_LEN]; + char p_fu_vol_name[USB_MAX_STRING_LEN]; char c_it_name[USB_MAX_STRING_LEN]; char c_it_ch_name[USB_MAX_STRING_LEN]; char c_ot_name[USB_MAX_STRING_LEN]; - char c_fu_name[USB_MAX_STRING_LEN]; - char c_alt0_name[USB_MAX_STRING_LEN]; - char c_alt1_name[USB_MAX_STRING_LEN]; + char c_fu_vol_name[USB_MAX_STRING_LEN]; struct mutex lock; int refcnt; -- 2.43.0
