From: Paul Hsieh <paul.hs...@amd.com> [Why] There is no DDC_6 pin on new asic cause the mapping table is incorrect. When app try to access DDC_VGA port, driver read an invalid ddc pin status and report engine busy.
[How] Add dummy DDC_6 pin to align gpio structure. Reviewed-by: Alvin Lee <alvin.l...@amd.com> Acked-by: Stylon Wang <stylon.w...@amd.com> Signed-off-by: Paul Hsieh <paul.hs...@amd.com> --- drivers/gpu/drm/amd/display/dc/gpio/dcn32/hw_factory_dcn32.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/gpio/dcn32/hw_factory_dcn32.c b/drivers/gpu/drm/amd/display/dc/gpio/dcn32/hw_factory_dcn32.c index 0ea52ba5ac82..9fd8b269dd79 100644 --- a/drivers/gpu/drm/amd/display/dc/gpio/dcn32/hw_factory_dcn32.c +++ b/drivers/gpu/drm/amd/display/dc/gpio/dcn32/hw_factory_dcn32.c @@ -256,8 +256,8 @@ static const struct hw_factory_funcs funcs = { */ void dal_hw_factory_dcn32_init(struct hw_factory *factory) { - factory->number_of_pins[GPIO_ID_DDC_DATA] = 6; - factory->number_of_pins[GPIO_ID_DDC_CLOCK] = 6; + factory->number_of_pins[GPIO_ID_DDC_DATA] = 8; + factory->number_of_pins[GPIO_ID_DDC_CLOCK] = 8; factory->number_of_pins[GPIO_ID_GENERIC] = 4; factory->number_of_pins[GPIO_ID_HPD] = 5; factory->number_of_pins[GPIO_ID_GPIO_PAD] = 28; -- 2.25.1