summaryrefslogtreecommitdiffstats
path: root/sound/pci/hda/patch_hdmi.c
diff options
context:
space:
mode:
Diffstat (limited to 'sound/pci/hda/patch_hdmi.c')
-rw-r--r--sound/pci/hda/patch_hdmi.c92
1 files changed, 81 insertions, 11 deletions
diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c
index 31df774..f29b97b 100644
--- a/sound/pci/hda/patch_hdmi.c
+++ b/sound/pci/hda/patch_hdmi.c
@@ -31,10 +31,15 @@
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/slab.h>
+#include <linux/moduleparam.h>
#include <sound/core.h>
#include "hda_codec.h"
#include "hda_local.h"
+static bool static_hdmi_pcm;
+module_param(static_hdmi_pcm, bool, 0644);
+MODULE_PARM_DESC(static_hdmi_pcm, "Don't restrict PCM parameters per ELD info");
+
/*
* The HDMI/DisplayPort configuration can be highly dynamic. A graphics device
* could support two independent pipes, each of them can be connected to one or
@@ -827,7 +832,7 @@ static int hdmi_pcm_open(struct hda_pcm_stream *hinfo,
*codec_pars = *hinfo;
eld = &spec->sink_eld[idx];
- if (eld->sad_count > 0) {
+ if (!static_hdmi_pcm && eld->eld_valid && eld->sad_count > 0) {
hdmi_eld_update_pcm_info(eld, hinfo, codec_pars);
if (hinfo->channels_min > hinfo->channels_max ||
!hinfo->rates || !hinfo->formats)
@@ -904,23 +909,28 @@ static int hdmi_add_pin(struct hda_codec *codec, hda_nid_t pin_nid)
spec->pin[spec->num_pins] = pin_nid;
spec->num_pins++;
- /*
- * It is assumed that converter nodes come first in the node list and
- * hence have been registered and usable now.
- */
return hdmi_read_pin_conn(codec, pin_nid);
}
static int hdmi_add_cvt(struct hda_codec *codec, hda_nid_t nid)
{
+ int i, found_pin = 0;
struct hdmi_spec *spec = codec->spec;
- if (spec->num_cvts >= MAX_HDMI_CVTS) {
- snd_printk(KERN_WARNING
- "HDMI: no space for converter %d\n", nid);
- return -E2BIG;
+ for (i = 0; i < spec->num_pins; i++)
+ if (nid == spec->pin_cvt[i]) {
+ found_pin = 1;
+ break;
+ }
+
+ if (!found_pin) {
+ snd_printdd("HDMI: Skipping node %d (no connection)\n", nid);
+ return -EINVAL;
}
+ if (snd_BUG_ON(spec->num_cvts >= MAX_HDMI_CVTS))
+ return -E2BIG;
+
spec->cvt[spec->num_cvts] = nid;
spec->num_cvts++;
@@ -931,6 +941,8 @@ static int hdmi_parse_codec(struct hda_codec *codec)
{
hda_nid_t nid;
int i, nodes;
+ int num_tmp_cvts = 0;
+ hda_nid_t tmp_cvt[MAX_HDMI_CVTS];
nodes = snd_hda_get_sub_nodes(codec, codec->afg, &nid);
if (!nid || nodes < 0) {
@@ -941,6 +953,7 @@ static int hdmi_parse_codec(struct hda_codec *codec)
for (i = 0; i < nodes; i++, nid++) {
unsigned int caps;
unsigned int type;
+ unsigned int config;
caps = snd_hda_param_read(codec, nid, AC_PAR_AUDIO_WIDGET_CAP);
type = get_wcaps_type(caps);
@@ -950,17 +963,32 @@ static int hdmi_parse_codec(struct hda_codec *codec)
switch (type) {
case AC_WID_AUD_OUT:
- hdmi_add_cvt(codec, nid);
+ if (num_tmp_cvts >= MAX_HDMI_CVTS) {
+ snd_printk(KERN_WARNING
+ "HDMI: no space for converter %d\n", nid);
+ continue;
+ }
+ tmp_cvt[num_tmp_cvts] = nid;
+ num_tmp_cvts++;
break;
case AC_WID_PIN:
caps = snd_hda_param_read(codec, nid, AC_PAR_PIN_CAP);
if (!(caps & (AC_PINCAP_HDMI | AC_PINCAP_DP)))
continue;
+
+ config = snd_hda_codec_read(codec, nid, 0,
+ AC_VERB_GET_CONFIG_DEFAULT, 0);
+ if (get_defcfg_connect(config) == AC_JACK_PORT_NONE)
+ continue;
+
hdmi_add_pin(codec, nid);
break;
}
}
+ for (i = 0; i < num_tmp_cvts; i++)
+ hdmi_add_cvt(codec, tmp_cvt[i]);
+
/*
* G45/IbexPeak don't support EPSS: the unsolicited pin hot plug event
* can be lost and presence sense verb will become inaccurate if the
@@ -1165,11 +1193,53 @@ static int nvhdmi_7x_init(struct hda_codec *codec)
return 0;
}
+static unsigned int channels_2_6_8[] = {
+ 2, 6, 8
+};
+
+static unsigned int channels_2_8[] = {
+ 2, 8
+};
+
+static struct snd_pcm_hw_constraint_list hw_constraints_2_6_8_channels = {
+ .count = ARRAY_SIZE(channels_2_6_8),
+ .list = channels_2_6_8,
+ .mask = 0,
+};
+
+static struct snd_pcm_hw_constraint_list hw_constraints_2_8_channels = {
+ .count = ARRAY_SIZE(channels_2_8),
+ .list = channels_2_8,
+ .mask = 0,
+};
+
static int simple_playback_pcm_open(struct hda_pcm_stream *hinfo,
struct hda_codec *codec,
struct snd_pcm_substream *substream)
{
struct hdmi_spec *spec = codec->spec;
+ struct snd_pcm_hw_constraint_list *hw_constraints_channels = NULL;
+
+ switch (codec->preset->id) {
+ case 0x10de0002:
+ case 0x10de0003:
+ case 0x10de0005:
+ case 0x10de0006:
+ hw_constraints_channels = &hw_constraints_2_8_channels;
+ break;
+ case 0x10de0007:
+ hw_constraints_channels = &hw_constraints_2_6_8_channels;
+ break;
+ default:
+ break;
+ }
+
+ if (hw_constraints_channels != NULL) {
+ snd_pcm_hw_constraint_list(substream->runtime, 0,
+ SNDRV_PCM_HW_PARAM_CHANNELS,
+ hw_constraints_channels);
+ }
+
return snd_hda_multi_out_dig_open(codec, &spec->multiout);
}
@@ -1532,7 +1602,7 @@ static struct hda_codec_preset snd_hda_preset_hdmi[] = {
{ .id = 0x1002793c, .name = "RS600 HDMI", .patch = patch_atihdmi },
{ .id = 0x10027919, .name = "RS600 HDMI", .patch = patch_atihdmi },
{ .id = 0x1002791a, .name = "RS690/780 HDMI", .patch = patch_atihdmi },
-{ .id = 0x1002aa01, .name = "R6xx HDMI", .patch = patch_atihdmi },
+{ .id = 0x1002aa01, .name = "R6xx HDMI", .patch = patch_generic_hdmi },
{ .id = 0x10951390, .name = "SiI1390 HDMI", .patch = patch_generic_hdmi },
{ .id = 0x10951392, .name = "SiI1392 HDMI", .patch = patch_generic_hdmi },
{ .id = 0x17e80047, .name = "Chrontel HDMI", .patch = patch_generic_hdmi },
OpenPOWER on IntegriCloud