Fix mmap and channel_info of hook plugin

Fix mmap and channel_info of hook plugin.
mmap_shadow must be set for this plugin to work.

diff --git a/src/pcm/pcm_hooks.c b/src/pcm/pcm_hooks.c
index 7f6f09aa663e1e637c4d7f327403ad4fe6656c20..ce5f221cd7ce13c0a66e9f186acd5c58d97e12a4 100644 (file)
--- a/src/pcm/pcm_hooks.c
+++ b/src/pcm/pcm_hooks.c
@@ -79,7 +79,7 @@ static int snd_pcm_hooks_hw_params(snd_pcm_t *pcm, snd_pcm_hw_params_t *params)
 {
        snd_pcm_hooks_t *h = pcm->private_data;
        struct list_head *pos, *next;
-       int err = snd_pcm_hw_params(h->gen.slave, params);
+       int err = snd_pcm_generic_hw_params(pcm, params);
        if (err < 0)
                return err;
        list_for_each_safe(pos, next, &h->hooks[SND_PCM_HOOK_TYPE_HW_PARAMS]) {
@@ -95,7 +95,7 @@ static int snd_pcm_hooks_hw_free(snd_pcm_t *pcm)
 {
        snd_pcm_hooks_t *h = pcm->private_data;
        struct list_head *pos, *next;
-       int err = snd_pcm_hw_free(h->gen.slave);
+       int err = snd_pcm_generic_hw_free(pcm);
        if (err < 0)
                return err;
        list_for_each_safe(pos, next, &h->hooks[SND_PCM_HOOK_TYPE_HW_FREE]) {
@@ -198,6 +198,7 @@ int snd_pcm_hooks_open(snd_pcm_t **pcmp, const char *name, snd_pcm_t *slave, int
        pcm->private_data = h;
        pcm->poll_fd = slave->poll_fd;
        pcm->poll_events = slave->poll_events;
+       pcm->mmap_shadow = 1;
        snd_pcm_link_hw_ptr(pcm, slave);
        snd_pcm_link_appl_ptr(pcm, slave);
        *pcmp = pcm;