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Add temporary facility of vendor specific init string to displa… (#9215) 

Add temporary facility of vendor specific init string to displayport msp
This commit is contained in:
Michael Keller 2019-11-24 22:12:51 +13:00 committed by GitHub
parent b137bbe80c 3d7151c6c0
commit e1244af09a
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GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 29 additions and 0 deletions
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4
src/main/cli/settings.c
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@ -1428,6 +1428,10 @@ const clivalue_t valueTable[] = {
{ "displayport_msp_col_adjust", VAR_INT8 | MASTER_VALUE, .config.minmax = { -6, 0 }, PG_DISPLAY_PORT_MSP_CONFIG, offsetof(displayPortProfile_t, colAdjust) },
{ "displayport_msp_row_adjust", VAR_INT8 | MASTER_VALUE, .config.minmax = { -3, 0 }, PG_DISPLAY_PORT_MSP_CONFIG, offsetof(displayPortProfile_t, rowAdjust) },
{ "displayport_msp_serial", VAR_INT8 | MASTER_VALUE, .config.minmax = { SERIAL_PORT_NONE, SERIAL_PORT_IDENTIFIER_MAX }, PG_DISPLAY_PORT_MSP_CONFIG, offsetof(displayPortProfile_t, displayPortSerial) },
#ifdef USE_DISPLAYPORT_MSP_VENDOR_SPECIFIC
{ "displayport_msp_vendor_init", VAR_UINT8 | MASTER_VALUE | MODE_ARRAY, .config.array.length = 253, PG_DISPLAY_PORT_MSP_CONFIG, offsetof(displayPortProfile_t, vendorInit) },
{ "displayport_msp_vendor_init_length", VAR_UINT8 | MASTER_VALUE, .config.minmaxUnsigned = { 0, 252 }, PG_DISPLAY_PORT_MSP_CONFIG, offsetof(displayPortProfile_t, vendorInitLength) },
#endif // USE_DISPLAYPORT_MSP_VENDOR_SPECIFIC
#endif
// PG_DISPLAY_PORT_MSP_CONFIG

15
src/main/io/displayport_msp.c
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@ -170,6 +170,21 @@ static const displayPortVTable_t mspDisplayPortVTable = {
displayPort_t *displayPortMspInit(void)
{
#ifdef USE_DISPLAYPORT_MSP_VENDOR_SPECIFIC
// XXX Should handle the case that a device starts to listen after the init string is sent
// XXX 1. Send the init string periodically while not armed.
// XXX 2. Send the init string in response to device identification message from a device.
// Send vendor specific initialization string.
// The string start with subcommand code.
int initLength = displayPortProfileMsp()->vendorInitLength;
if (initLength) {
output(&mspDisplayPort, MSP_DISPLAYPORT, (uint8_t *)displayPortProfileMsp()->vendorInit, initLength);
}
#endif
displayInit(&mspDisplayPort, &mspDisplayPortVTable);
resync(&mspDisplayPort);
return &mspDisplayPort;

5
src/main/pg/displayport_profiles.h
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@ -29,6 +29,11 @@ typedef struct displayPortProfile_s {
uint8_t blackBrightness;
uint8_t whiteBrightness;
int8_t displayPortSerial; // serialPortIdentifier_e
#ifdef USE_DISPLAYPORT_MSP_VENDOR_SPECIFIC
uint8_t vendorInitLength; // Actual length of vendorInit byte string
uint8_t vendorInit[253]; // Max 253 bytes of vendor specific initialization byte string
#endif
} displayPortProfile_t;
PG_DECLARE(displayPortProfile_t, displayPortProfileMsp);

5
src/main/target/common_defaults_post.h
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@ -677,3 +677,8 @@
#define DSHOT_BITBANGED_TIMER_DEFAULT DSHOT_BITBANGED_TIMER_AUTO
#endif
#endif // USE_DSHOT_BITBANG
// XXX Tentative; may be removed
#if defined(USE_MSP_DISPLAYPORT) && defined(USE_OSD_OVER_MSP_DISPLAYPORT)
#define USE_DISPLAYPORT_MSP_VENDOR_SPECIFIC
#endif