diff options
Diffstat (limited to 'sound/soc/codecs/hdac_hdmi.c')
| -rw-r--r-- | sound/soc/codecs/hdac_hdmi.c | 63 |
1 files changed, 54 insertions, 9 deletions
diff --git a/sound/soc/codecs/hdac_hdmi.c b/sound/soc/codecs/hdac_hdmi.c index 4e9854889a95..fac397326515 100644 --- a/sound/soc/codecs/hdac_hdmi.c +++ b/sound/soc/codecs/hdac_hdmi.c @@ -121,8 +121,16 @@ struct hdac_hdmi_dai_port_map { struct hdac_hdmi_cvt *cvt; }; +/* + * pin to port mapping table where the value indicate the pin number and + * the index indicate the port number with 1 base. + */ +static const int icl_pin2port_map[] = {0x4, 0x6, 0x8, 0xa, 0xb}; + struct hdac_hdmi_drv_data { unsigned int vendor_nid; + const int *port_map; /* pin to port mapping table */ + int port_num; }; struct hdac_hdmi_priv { @@ -1329,11 +1337,12 @@ static int hdac_hdmi_add_pin(struct hdac_device *hdev, hda_nid_t nid) return 0; } -#define INTEL_VENDOR_NID 0x08 -#define INTEL_GLK_VENDOR_NID 0x0b +#define INTEL_VENDOR_NID_0x2 0x02 +#define INTEL_VENDOR_NID_0x8 0x08 +#define INTEL_VENDOR_NID_0xb 0x0b #define INTEL_GET_VENDOR_VERB 0xf81 #define INTEL_SET_VENDOR_VERB 0x781 -#define INTEL_EN_DP12 0x02 /* enable DP 1.2 features */ +#define INTEL_EN_DP12 0x02 /* enable DP 1.2 features */ #define INTEL_EN_ALL_PIN_CVTS 0x01 /* enable 2nd & 3rd pins and convertors */ static void hdac_hdmi_skl_enable_all_pins(struct hdac_device *hdev) @@ -1538,7 +1547,26 @@ free_widgets: static int hdac_hdmi_pin2port(void *aptr, int pin) { - return pin - 4; /* map NID 0x05 -> port #1 */ + struct hdac_device *hdev = aptr; + struct hdac_hdmi_priv *hdmi = hdev_to_hdmi_priv(hdev); + const int *map = hdmi->drv_data->port_map; + int i; + + if (!hdmi->drv_data->port_num) + return pin - 4; /* map NID 0x05 -> port #1 */ + + /* + * looking for the pin number in the mapping table and return + * the index which indicate the port number + */ + for (i = 0; i < hdmi->drv_data->port_num; i++) { + if (pin == map[i]) + return i + 1; + } + + /* return -1 if pin number exceeds our expectation */ + dev_err(&hdev->dev, "Can't find the port for pin %d\n", pin); + return -1; } static void hdac_hdmi_eld_notify_cb(void *aptr, int port, int pipe) @@ -1549,9 +1577,18 @@ static void hdac_hdmi_eld_notify_cb(void *aptr, int port, int pipe) struct hdac_hdmi_port *hport = NULL; struct snd_soc_component *component = hdmi->component; int i; - - /* Don't know how this mapping is derived */ - hda_nid_t pin_nid = port + 0x04; + hda_nid_t pin_nid; + + if (!hdmi->drv_data->port_num) { + /* for legacy platforms */ + pin_nid = port + 0x04; + } else if (port < hdmi->drv_data->port_num) { + /* get pin number from the pin2port mapping table */ + pin_nid = hdmi->drv_data->port_map[port - 1]; + } else { + dev_err(&hdev->dev, "Can't find the pin for port %d\n", port); + return; + } dev_dbg(&hdev->dev, "%s: for pin:%d port=%d\n", __func__, pin_nid, pipe); @@ -1973,12 +2010,18 @@ static int hdac_hdmi_get_spk_alloc(struct hdac_device *hdev, int pcm_idx) return port->eld.info.spk_alloc; } +static struct hdac_hdmi_drv_data intel_icl_drv_data = { + .vendor_nid = INTEL_VENDOR_NID_0x2, + .port_map = icl_pin2port_map, + .port_num = ARRAY_SIZE(icl_pin2port_map), +}; + static struct hdac_hdmi_drv_data intel_glk_drv_data = { - .vendor_nid = INTEL_GLK_VENDOR_NID, + .vendor_nid = INTEL_VENDOR_NID_0xb, }; static struct hdac_hdmi_drv_data intel_drv_data = { - .vendor_nid = INTEL_VENDOR_NID, + .vendor_nid = INTEL_VENDOR_NID_0x8, }; static int hdac_hdmi_dev_probe(struct hdac_device *hdev) @@ -2259,6 +2302,8 @@ static const struct hda_device_id hdmi_list[] = { &intel_glk_drv_data), HDA_CODEC_EXT_ENTRY(0x8086280d, 0x100000, "Geminilake HDMI", &intel_glk_drv_data), + HDA_CODEC_EXT_ENTRY(0x8086280f, 0x100000, "Icelake HDMI", + &intel_icl_drv_data), {} }; |