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intel_infoframes: Dump HDMI vendor infoframes

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Those infoframes are programmed when using stereo 3D modes.

Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Damien Lespiau 2012-09-26 18:17:53 +01:00 committed by Daniel Vetter
parent 53895acbe2
commit 4650505d7e
1 changed files with 62 additions and 1 deletions
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63
tools/intel_infoframes.c
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@ -125,6 +125,8 @@ typedef enum {
#define SPD_INFOFRAME_VERSION 0x01
#define SPD_INFOFRAME_LENGTH 0x19
#define VENDOR_ID_HDMI 0x000c03
typedef struct {
uint8_t type;
uint8_t version;
@ -173,6 +175,21 @@ typedef union {
uint8_t description[16];
uint8_t source;
} __attribute__((packed)) spd;
struct {
DipInfoFrameHeader header;
uint8_t checksum;
uint8_t id[3];
uint8_t Rsvd0 :5;
uint8_t video_format :3;
uint8_t Rsvd1 :4;
uint8_t s3d_structure :4;
uint8_t Rsvd2 :4;
uint8_t s3d_ext_data :4;
} __attribute__((packed)) vendor;
struct {
DipInfoFrameHeader header;
uint8_t body[27];
@ -424,10 +441,45 @@ static void dump_avi_info(Transcoder transcoder)
printf("Invalid InfoFrame checksum!\n");
}
static const char *vendor_id_to_string(uint32_t id)
{
switch (id) {
case VENDOR_ID_HDMI:
return "HDMI";
default:
return "Unknown";
}
}
static const char *s3d_structure_to_string(int format)
{
switch (format) {
case 0:
return "Frame Packing";
case 6:
return "Top Bottom";
case 8:
return "Side By Side (half)";
default:
return "Reserved";
}
}
static void dump_vendor_hdmi(DipInfoFrame *frame)
{
int s3d_present = frame->vendor.video_format & 0x2;
printf("- video format: 0x%03x %s\n", frame->vendor.video_format,
s3d_present ? "(3D)" : "");
if (s3d_present)
printf("- 3D Format: %s\n",
s3d_structure_to_string(frame->vendor.s3d_structure));
}
static void dump_vendor_info(Transcoder transcoder)
{
Register reg = get_dip_ctl_reg(transcoder);
uint32_t val;
uint32_t val, vendor_id;
DipFrequency freq;
DipInfoFrame frame;
@ -446,6 +498,15 @@ static void dump_vendor_info(Transcoder transcoder)
dump_raw_infoframe(&frame);
vendor_id = frame.vendor.id[2] << 16 | frame.vendor.id[1] << 8 |
frame.vendor.id[0];
printf("- vendor Id: 0x%06x (%s)\n", vendor_id,
vendor_id_to_string(vendor_id));
if (vendor_id == VENDOR_ID_HDMI)
dump_vendor_hdmi(&frame);
if (!infoframe_valid_checksum(&frame))
printf("Invalid InfoFrame checksum!\n");
}