hal: Add support for handset and speaker for sdm670 hdk device

Identify sdm670 hdk device to select hdk specific paths for handset
and speaker variant.

Change-Id: If91fd3a70ce609c674ff3bcbd2cfc4f5441a96f8
diff --git a/hal/msm8974/hw_info.c b/hal/msm8974/hw_info.c
index 062c104..a61aa59 100644
--- a/hal/msm8974/hw_info.c
+++ b/hal/msm8974/hw_info.c
@@ -548,16 +548,25 @@
 static void update_hardware_info_bear(struct hardware_info *hw_info, const char *snd_card_name)
 {
     if (!strncmp(snd_card_name, "sdm660-snd-card",
-                 sizeof("sdm660-snd-card")))
+                 sizeof("sdm660-snd-card"))) {
         strlcpy(hw_info->name, "sdm660", sizeof(hw_info->name));
-    else if (!strncmp(snd_card_name, "sdm660-tavil-snd-card",
-                      sizeof("sdm660-tavil-snd-card")))
+    } else if (!strncmp(snd_card_name, "sdm660-tavil-snd-card",
+                      sizeof("sdm660-tavil-snd-card"))) {
         strlcpy(hw_info->name, "sdm660", sizeof(hw_info->name));
-    else if (!strncmp(snd_card_name, "sdm670-skuw-snd-card",
-                      sizeof("sdm670-skuw-snd-card")))
+    } else if (!strncmp(snd_card_name, "sdm670-skuw-snd-card",
+                      sizeof("sdm670-skuw-snd-card"))) {
         hw_info->is_stereo_spkr = false;
-    else
+    } else if ( !strncmp(snd_card_name, "sdm670-tavil-hdk-snd-card",
+                      sizeof("sdm670-tavil-hdk-snd-card"))) {
+        strlcpy(hw_info->type, " hdk", sizeof(hw_info->type));
+        strlcpy(hw_info->name, "sdm670", sizeof(hw_info->name));
+        hw_info->snd_devices = (snd_device_t *)tavil_qrd_variant_devices;
+        hw_info->num_snd_devices = ARRAY_SIZE(tavil_qrd_variant_devices);
+        hw_info->is_stereo_spkr = false;
+        strlcpy(hw_info->dev_extn, "-hdk", sizeof(hw_info->dev_extn));
+    } else {
         ALOGW("%s: Not an SDM device", __func__);
+    }
 }
 
 void *hw_info_init(const char *snd_card_name)