[igt-dev] [PATCH i-g-t] tools/intel_vbt_decode: decode VBT MIPI sequence v4 native flag
Jani Nikula
jani.nikula at intel.com
Tue Nov 29 13:14:51 UTC 2022
On Tue, 29 Nov 2022, Ville Syrjälä <ville.syrjala at linux.intel.com> wrote:
> On Tue, Nov 29, 2022 at 10:47:10AM +0200, Jani Nikula wrote:
>> MIPI sequence v4 has a flag for native/non-native GPIO.
>
> An naturally zero docs on what it actually means. But looks like
> we're just meant to poke various DE registers for the "native" case.
>
> Reviewed-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
Thanks, pushed this one.
BR,
Jani.
>
>>
>> Signed-off-by: Jani Nikula <jani.nikula at intel.com>
>> ---
>> tools/intel_vbt_decode.c | 8 ++++++--
>> 1 file changed, 6 insertions(+), 2 deletions(-)
>>
>> diff --git a/tools/intel_vbt_decode.c b/tools/intel_vbt_decode.c
>> index a63bfdda142a..94a910b5c107 100644
>> --- a/tools/intel_vbt_decode.c
>> +++ b/tools/intel_vbt_decode.c
>> @@ -2049,8 +2049,12 @@ static const uint8_t *mipi_dump_gpio(const uint8_t *data, uint8_t seq_version)
>> number = *data++;
>> flags = *data++;
>>
>> - printf("\t\t\tGPIO index %u, number %u, set %d (0x%02x)\n",
>> - index, number, flags & 1, flags);
>> + if (seq_version >= 4)
>> + printf("\t\t\tGPIO index %u, number %u, native %d, set %d (0x%02x)\n",
>> + index, number, !(flags & 2), flags & 1, flags);
>> + else
>> + printf("\t\t\tGPIO index %u, number %u, set %d (0x%02x)\n",
>> + index, number, flags & 1, flags);
>> } else {
>> index = *data++;
>> flags = *data++;
>> --
>> 2.34.1
--
Jani Nikula, Intel Open Source Graphics Center
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