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Code Issues Releases Wiki Activity

Enabled -C Option for DRM

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jojo61 2019-12-17 12:15:35 +01:00
parent 1274e673ec
commit 67832ac333
1 changed files with 170 additions and 104 deletions
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274
drm.c
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@ -22,7 +22,7 @@ struct _Drm_Render_
int bpp; int bpp;
uint32_t connector_id, crtc_id, video_plane; uint32_t connector_id, crtc_id, video_plane;
uint32_t hdr_metadata; uint32_t hdr_metadata;
uint32_t mmWidth,mmHeight; // Size in mm uint32_t mmWidth,mmHeight; // Size in mm
}; };
typedef struct _Drm_Render_ VideoRender; typedef struct _Drm_Render_ VideoRender;
@ -37,6 +37,53 @@ VideoRender *render;
//---------------------------------------------------------------------------- //----------------------------------------------------------------------------
// Helper functions // Helper functions
//---------------------------------------------------------------------------- //----------------------------------------------------------------------------
#ifndef ARRAY_SIZE
#define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0]))
#endif
struct type_name {
unsigned int type;
const char *name;
};
static const char *util_lookup_type_name(unsigned int type,
const struct type_name *table,
unsigned int count)
{
unsigned int i;
for (i = 0; i < count; i++)
if (table[i].type == type)
return table[i].name;
return NULL;
}
static const struct type_name connector_type_names[] = {
{ DRM_MODE_CONNECTOR_Unknown, "unknown" },
{ DRM_MODE_CONNECTOR_VGA, "VGA" },
{ DRM_MODE_CONNECTOR_DVII, "DVI-I" },
{ DRM_MODE_CONNECTOR_DVID, "DVI-D" },
{ DRM_MODE_CONNECTOR_DVIA, "DVI-A" },
{ DRM_MODE_CONNECTOR_Composite, "composite" },
{ DRM_MODE_CONNECTOR_SVIDEO, "s-video" },
{ DRM_MODE_CONNECTOR_LVDS, "LVDS" },
{ DRM_MODE_CONNECTOR_Component, "component" },
{ DRM_MODE_CONNECTOR_9PinDIN, "9-pin DIN" },
{ DRM_MODE_CONNECTOR_DisplayPort, "DP" },
{ DRM_MODE_CONNECTOR_HDMIA, "HDMI-A" },
{ DRM_MODE_CONNECTOR_HDMIB, "HDMI-B" },
{ DRM_MODE_CONNECTOR_TV, "TV" },
{ DRM_MODE_CONNECTOR_eDP, "eDP" },
{ DRM_MODE_CONNECTOR_VIRTUAL, "Virtual" },
{ DRM_MODE_CONNECTOR_DSI, "DSI" },
{ DRM_MODE_CONNECTOR_DPI, "DPI" },
};
const char *util_lookup_connector_type_name(unsigned int type)
{
return util_lookup_type_name(type, connector_type_names,
ARRAY_SIZE(connector_type_names));
}
static uint64_t GetPropertyValue(int fd_drm, uint32_t objectID, static uint64_t GetPropertyValue(int fd_drm, uint32_t objectID,
uint32_t objectType, const char *propName) uint32_t objectType, const char *propName)
@ -149,6 +196,8 @@ static int FindDevice(VideoRender * render)
uint64_t has_dumb; uint64_t has_dumb;
uint64_t has_prime; uint64_t has_prime;
int i,ii=0; int i,ii=0;
char connectorstr[10];
int found = 0;
render->fd_drm = open("/dev/dri/card0", O_RDWR); render->fd_drm = open("/dev/dri/card0", O_RDWR);
if (render->fd_drm < 0) { if (render->fd_drm < 0) {
@ -159,26 +208,26 @@ static int FindDevice(VideoRender * render)
version = drmGetVersion(render->fd_drm); version = drmGetVersion(render->fd_drm);
fprintf(stderr, "FindDevice: open /dev/dri/card0: %i %s\n", version->name_len, version->name); fprintf(stderr, "FindDevice: open /dev/dri/card0: %i %s\n", version->name_len, version->name);
// check capability // check capability
if (drmGetCap(render->fd_drm, DRM_CAP_DUMB_BUFFER, &has_dumb) < 0 || has_dumb == 0) if (drmGetCap(render->fd_drm, DRM_CAP_DUMB_BUFFER, &has_dumb) < 0 || has_dumb == 0)
fprintf(stderr, "FindDevice: drmGetCap DRM_CAP_DUMB_BUFFER failed or doesn't have dumb buffer\n"); fprintf(stderr, "FindDevice: drmGetCap DRM_CAP_DUMB_BUFFER failed or doesn't have dumb buffer\n");
if (drmSetClientCap(render->fd_drm, DRM_CLIENT_CAP_UNIVERSAL_PLANES, 1) != 0) if (drmSetClientCap(render->fd_drm, DRM_CLIENT_CAP_UNIVERSAL_PLANES, 1) != 0)
fprintf(stderr, "FindDevice: DRM_CLIENT_CAP_UNIVERSAL_PLANES not available.\n"); fprintf(stderr, "FindDevice: DRM_CLIENT_CAP_UNIVERSAL_PLANES not available.\n");
if (drmSetClientCap(render->fd_drm, DRM_CLIENT_CAP_ATOMIC, 1) != 0) if (drmSetClientCap(render->fd_drm, DRM_CLIENT_CAP_ATOMIC, 1) != 0)
fprintf(stderr, "FindDevice: DRM_CLIENT_CAP_ATOMIC not available.\n"); fprintf(stderr, "FindDevice: DRM_CLIENT_CAP_ATOMIC not available.\n");
if (drmGetCap(render->fd_drm, DRM_CAP_PRIME, &has_prime) < 0) if (drmGetCap(render->fd_drm, DRM_CAP_PRIME, &has_prime) < 0)
fprintf(stderr, "FindDevice: DRM_CAP_PRIME not available.\n"); fprintf(stderr, "FindDevice: DRM_CAP_PRIME not available.\n");
if (drmGetCap(render->fd_drm, DRM_PRIME_CAP_EXPORT, &has_prime) < 0) if (drmGetCap(render->fd_drm, DRM_PRIME_CAP_EXPORT, &has_prime) < 0)
fprintf(stderr, "FindDevice: DRM_PRIME_CAP_EXPORT not available.\n"); fprintf(stderr, "FindDevice: DRM_PRIME_CAP_EXPORT not available.\n");
if (drmGetCap(render->fd_drm, DRM_PRIME_CAP_IMPORT, &has_prime) < 0) if (drmGetCap(render->fd_drm, DRM_PRIME_CAP_IMPORT, &has_prime) < 0)
fprintf(stderr, "FindDevice: DRM_PRIME_CAP_IMPORT not available.\n"); fprintf(stderr, "FindDevice: DRM_PRIME_CAP_IMPORT not available.\n");
if ((resources = drmModeGetResources(render->fd_drm)) == NULL){ if ((resources = drmModeGetResources(render->fd_drm)) == NULL){
fprintf(stderr, "FindDevice: cannot retrieve DRM resources (%d): %m\n", errno); fprintf(stderr, "FindDevice: cannot retrieve DRM resources (%d): %m\n", errno);
return -errno; return -errno;
@ -195,13 +244,18 @@ static int FindDevice(VideoRender * render)
connector = drmModeGetConnector(render->fd_drm, resources->connectors[i]); connector = drmModeGetConnector(render->fd_drm, resources->connectors[i]);
if (!connector) { if (!connector) {
fprintf(stderr, "FindDevice: cannot retrieve DRM connector (%d): %m\n", errno); fprintf(stderr, "FindDevice: cannot retrieve DRM connector (%d): %m\n", errno);
return -errno; return -errno;
} }
sprintf(connectorstr,"%s-%u",util_lookup_connector_type_name(connector->connector_type),connector->connector_type_id);
printf("Connector >%s< is %sconnected\n",connectorstr,connector->connection == DRM_MODE_CONNECTED?"":"not ");
if (DRMConnector && strcmp(DRMConnector,connectorstr))
continue;
if (connector->connection == DRM_MODE_CONNECTED && connector->count_modes > 0) { if (connector->connection == DRM_MODE_CONNECTED && connector->count_modes > 0) {
render->connector_id = connector->connector_id; render->connector_id = connector->connector_id;
render->mmHeight = connector->mmHeight; render->mmHeight = connector->mmHeight;
render->mmWidth = connector->mmWidth; render->mmWidth = connector->mmWidth;
// FIXME: use default encoder/crtc pair // FIXME: use default encoder/crtc pair
if ((encoder = drmModeGetEncoder(render->fd_drm, connector->encoder_id)) == NULL){ if ((encoder = drmModeGetEncoder(render->fd_drm, connector->encoder_id)) == NULL){
@ -213,38 +267,47 @@ static int FindDevice(VideoRender * render)
render->hdr_metadata = GetPropertyID(render->fd_drm, connector->connector_id, render->hdr_metadata = GetPropertyID(render->fd_drm, connector->connector_id,
DRM_MODE_OBJECT_CONNECTOR, "HDR_OUTPUT_METADATA"); DRM_MODE_OBJECT_CONNECTOR, "HDR_OUTPUT_METADATA");
printf("ID %d of METADATA in Connector %d connected %d\n",render->hdr_metadata,connector->connector_id,connector->connection); printf("ID %d of METADATA in Connector %d connected %d\n",render->hdr_metadata,connector->connector_id,connector->connection);
memcpy(&render->mode, &connector->modes[0], sizeof(drmModeModeInfo)); // set fallback memcpy(&render->mode, &connector->modes[0], sizeof(drmModeModeInfo)); // set fallback
// search Modes for Connector // search Modes for Connector
for (ii = 0; ii < connector->count_modes; ii++) { for (ii = 0; ii < connector->count_modes; ii++) {
mode = &connector->modes[ii]; mode = &connector->modes[ii];
printf("Mode %d %dx%d Rate %d\n",ii,mode->hdisplay,mode->vdisplay,mode->vrefresh);
if (VideoWindowWidth && VideoWindowHeight) { // preset by command line printf("Mode %d %dx%d Rate %d\n",ii,mode->hdisplay,mode->vdisplay,mode->vrefresh);
if (VideoWindowWidth == mode->hdisplay &&
VideoWindowHeight == mode->vdisplay && if (VideoWindowWidth && VideoWindowHeight) { // preset by command line
mode->vrefresh == DRMRefresh && if (VideoWindowWidth == mode->hdisplay &&
!(mode->flags & DRM_MODE_FLAG_INTERLACE)) { VideoWindowHeight == mode->vdisplay &&
memcpy(&render->mode, mode, sizeof(drmModeModeInfo)); mode->vrefresh == DRMRefresh &&
break; !(mode->flags & DRM_MODE_FLAG_INTERLACE)) {
} memcpy(&render->mode, mode, sizeof(drmModeModeInfo));
} break;
else { }
if (!(mode->flags & DRM_MODE_FLAG_INTERLACE)) { }
memcpy(&render->mode, mode, sizeof(drmModeModeInfo)); else {
VideoWindowWidth = mode->hdisplay; if (!(mode->flags & DRM_MODE_FLAG_INTERLACE)) {
VideoWindowHeight = mode->vdisplay; memcpy(&render->mode, mode, sizeof(drmModeModeInfo));
break; VideoWindowWidth = mode->hdisplay;
} VideoWindowHeight = mode->vdisplay;
} break;
} }
i = resources->count_connectors; // uuuuhh }
} }
VideoWindowWidth = render->mode.hdisplay; found = 1;
VideoWindowHeight = render->mode.vdisplay; i = resources->count_connectors; // uuuuhh
printf("Use Mode %d %dx%d Rate %d\n",ii,render->mode.hdisplay,render->mode.vdisplay,render->mode.vrefresh); }
VideoWindowWidth = render->mode.hdisplay;
VideoWindowHeight = render->mode.vdisplay;
if (found)
printf("Use Mode %d %dx%d Rate %d\n",ii,render->mode.hdisplay,render->mode.vdisplay,render->mode.vrefresh);
drmModeFreeConnector(connector); drmModeFreeConnector(connector);
} }
if (!found) {
Debug(3,"Requested Connector not found or not connected\n");
printf("Requested Connector not found or not connected\n");
return -1;
}
// find first plane // find first plane
if ((plane_res = drmModeGetPlaneResources(render->fd_drm)) == NULL) if ((plane_res = drmModeGetPlaneResources(render->fd_drm)) == NULL)
fprintf(stderr, "FindDevice: cannot retrieve PlaneResources (%d): %m\n", errno); fprintf(stderr, "FindDevice: cannot retrieve PlaneResources (%d): %m\n", errno);
@ -315,12 +378,12 @@ void VideoInitDrm()
int i; int i;
if (!(render = calloc(1, sizeof(*render)))) { if (!(render = calloc(1, sizeof(*render)))) {
Error(_("video/DRM: out of memory\n")); Fatal(_("video/DRM: out of memory\n"));
return; return;
} }
if (FindDevice(render)){ if (FindDevice(render)){
fprintf(stderr, "VideoInit: FindDevice() failed\n"); Fatal(_( "VideoInit: FindDevice() failed\n"));
} }
gbm.dev = gbm_create_device (render->fd_drm); gbm.dev = gbm_create_device (render->fd_drm);
@ -358,18 +421,18 @@ void VideoInitDrm()
if (drmModeAtomicCommit(render->fd_drm, ModeReq, flags, NULL) != 0) if (drmModeAtomicCommit(render->fd_drm, ModeReq, flags, NULL) != 0)
fprintf(stderr, "cannot set atomic mode (%d): %m\n", errno); fprintf(stderr, "cannot set atomic mode (%d): %m\n", errno);
if (drmModeDestroyPropertyBlob(render->fd_drm, modeID) != 0) if (drmModeDestroyPropertyBlob(render->fd_drm, modeID) != 0)
fprintf(stderr, "cannot destroy prperty blob (%d): %m\n", errno); fprintf(stderr, "cannot destroy prperty blob (%d): %m\n", errno);
drmModeAtomicFree(ModeReq); drmModeAtomicFree(ModeReq);
} }
void get_drm_aspect(int *num,int *den) void get_drm_aspect(int *num,int *den)
{ {
*num = VideoWindowWidth * render->mmHeight; *num = VideoWindowWidth * render->mmHeight;
*den = VideoWindowHeight * render->mmWidth; *den = VideoWindowHeight * render->mmWidth;
} }
struct gbm_bo *bo = NULL, *next_bo=NULL; struct gbm_bo *bo = NULL, *next_bo=NULL;
@ -381,8 +444,8 @@ void InitBo(int bpp) {
// create the GBM and EGL surface // create the GBM and EGL surface
render->bpp = bpp; render->bpp = bpp;
gbm.surface = gbm_surface_create (gbm.dev, VideoWindowWidth,VideoWindowHeight, gbm.surface = gbm_surface_create (gbm.dev, VideoWindowWidth,VideoWindowHeight,
bpp==10?GBM_FORMAT_XRGB2101010:GBM_FORMAT_ARGB8888, bpp==10?GBM_FORMAT_XRGB2101010:GBM_FORMAT_ARGB8888,
GBM_BO_USE_SCANOUT|GBM_BO_USE_RENDERING); GBM_BO_USE_SCANOUT|GBM_BO_USE_RENDERING);
assert(gbm.surface != NULL); assert(gbm.surface != NULL);
eglSurface = eglCreateWindowSurface (eglDisplay, eglConfig, gbm.surface, NULL); eglSurface = eglCreateWindowSurface (eglDisplay, eglConfig, gbm.surface, NULL);
assert(eglSurface != NULL); assert(eglSurface != NULL);
@ -392,14 +455,14 @@ static struct gbm_bo *previous_bo = NULL;
static uint32_t previous_fb; static uint32_t previous_fb;
static void drm_swap_buffers () { static void drm_swap_buffers () {
uint32_t fb; uint32_t fb;
eglSwapBuffers (eglDisplay, eglSurface); eglSwapBuffers (eglDisplay, eglSurface);
struct gbm_bo *bo = gbm_surface_lock_front_buffer (gbm.surface); struct gbm_bo *bo = gbm_surface_lock_front_buffer (gbm.surface);
#if 1 #if 1
if (bo == NULL) if (bo == NULL)
bo = gbm_surface_lock_front_buffer (gbm.surface); bo = gbm_surface_lock_front_buffer (gbm.surface);
#endif #endif
assert (bo != NULL); assert (bo != NULL);
uint32_t handle = gbm_bo_get_handle (bo).u32; uint32_t handle = gbm_bo_get_handle (bo).u32;
@ -407,50 +470,50 @@ static void drm_swap_buffers () {
drmModeAddFB (render->fd_drm, VideoWindowWidth,VideoWindowHeight,render->bpp==10? 30:24, 32, pitch, handle, &fb); drmModeAddFB (render->fd_drm, VideoWindowWidth,VideoWindowHeight,render->bpp==10? 30:24, 32, pitch, handle, &fb);
// drmModeSetCrtc (render->fd_drm, render->crtc_id, fb, 0, 0, &render->connector_id, 1, &render->mode); // drmModeSetCrtc (render->fd_drm, render->crtc_id, fb, 0, 0, &render->connector_id, 1, &render->mode);
if (m_need_modeset) { if (m_need_modeset) {
drmModeAtomicReqPtr ModeReq; drmModeAtomicReqPtr ModeReq;
const uint32_t flags = DRM_MODE_ATOMIC_ALLOW_MODESET; const uint32_t flags = DRM_MODE_ATOMIC_ALLOW_MODESET;
uint32_t modeID = 0; uint32_t modeID = 0;
if (drmModeCreatePropertyBlob(render->fd_drm, &render->mode, sizeof(render->mode), &modeID) != 0) { if (drmModeCreatePropertyBlob(render->fd_drm, &render->mode, sizeof(render->mode), &modeID) != 0) {
fprintf(stderr, "Failed to create mode property.\n"); fprintf(stderr, "Failed to create mode property.\n");
return; return;
} }
if (!(ModeReq = drmModeAtomicAlloc())) { if (!(ModeReq = drmModeAtomicAlloc())) {
fprintf(stderr, "cannot allocate atomic request (%d): %m\n", errno); fprintf(stderr, "cannot allocate atomic request (%d): %m\n", errno);
return; return;
} }
// Need to disable the CRTC in order to submit the HDR data.... // Need to disable the CRTC in order to submit the HDR data....
SetPropertyRequest(ModeReq, render->fd_drm, render->crtc_id, SetPropertyRequest(ModeReq, render->fd_drm, render->crtc_id,
DRM_MODE_OBJECT_CRTC, "ACTIVE", 0); DRM_MODE_OBJECT_CRTC, "ACTIVE", 0);
if (drmModeAtomicCommit(render->fd_drm, ModeReq, flags, NULL) != 0) if (drmModeAtomicCommit(render->fd_drm, ModeReq, flags, NULL) != 0)
fprintf(stderr, "cannot set atomic mode (%d): %m\n", errno); fprintf(stderr, "cannot set atomic mode (%d): %m\n", errno);
sleep(2); sleep(2);
SetPropertyRequest(ModeReq, render->fd_drm, render->connector_id, SetPropertyRequest(ModeReq, render->fd_drm, render->connector_id,
DRM_MODE_OBJECT_CONNECTOR, "Colorspace",old_color==AVCOL_PRI_BT2020?9:2 ); DRM_MODE_OBJECT_CONNECTOR, "Colorspace",old_color==AVCOL_PRI_BT2020?9:2 );
SetPropertyRequest(ModeReq, render->fd_drm, render->crtc_id, SetPropertyRequest(ModeReq, render->fd_drm, render->crtc_id,
DRM_MODE_OBJECT_CRTC, "MODE_ID", modeID); DRM_MODE_OBJECT_CRTC, "MODE_ID", modeID);
SetPropertyRequest(ModeReq, render->fd_drm, render->connector_id, SetPropertyRequest(ModeReq, render->fd_drm, render->connector_id,
DRM_MODE_OBJECT_CONNECTOR, "CRTC_ID", render->crtc_id); DRM_MODE_OBJECT_CONNECTOR, "CRTC_ID", render->crtc_id);
SetPropertyRequest(ModeReq, render->fd_drm, render->crtc_id, SetPropertyRequest(ModeReq, render->fd_drm, render->crtc_id,
DRM_MODE_OBJECT_CRTC, "ACTIVE", 1); DRM_MODE_OBJECT_CRTC, "ACTIVE", 1);
if (drmModeAtomicCommit(render->fd_drm, ModeReq, flags, NULL) != 0) if (drmModeAtomicCommit(render->fd_drm, ModeReq, flags, NULL) != 0)
fprintf(stderr, "cannot set atomic mode (%d): %m\n", errno); fprintf(stderr, "cannot set atomic mode (%d): %m\n", errno);
if (drmModeDestroyPropertyBlob(render->fd_drm, modeID) != 0) if (drmModeDestroyPropertyBlob(render->fd_drm, modeID) != 0)
fprintf(stderr, "cannot destroy prperty blob (%d): %m\n", errno); fprintf(stderr, "cannot destroy prperty blob (%d): %m\n", errno);
drmModeAtomicFree(ModeReq); drmModeAtomicFree(ModeReq);
m_need_modeset = 0; m_need_modeset = 0;
} }
drmModeSetCrtc (render->fd_drm, render->crtc_id, fb, 0, 0, &render->connector_id, 1, &render->mode); drmModeSetCrtc (render->fd_drm, render->crtc_id, fb, 0, 0, &render->connector_id, 1, &render->mode);
if (previous_bo) { if (previous_bo) {
drmModeRmFB (render->fd_drm, previous_fb); drmModeRmFB (render->fd_drm, previous_fb);
gbm_surface_release_buffer (gbm.surface, previous_bo); gbm_surface_release_buffer (gbm.surface, previous_bo);
} }
@ -460,7 +523,10 @@ static void drm_swap_buffers () {
static void drm_clean_up () { static void drm_clean_up () {
// set the previous crtc // set the previous crtc
if (!render)
return;
drmModeSetCrtc (render->fd_drm, render->saved_crtc->crtc_id, render->saved_crtc->buffer_id, drmModeSetCrtc (render->fd_drm, render->saved_crtc->crtc_id, render->saved_crtc->buffer_id,
render->saved_crtc->x, render->saved_crtc->y, &render->connector_id, 1, &render->saved_crtc->mode); render->saved_crtc->x, render->saved_crtc->y, &render->connector_id, 1, &render->saved_crtc->mode);
drmModeFreeCrtc (render->saved_crtc); drmModeFreeCrtc (render->saved_crtc);