98 lines
3.1 KiB
C
98 lines
3.1 KiB
C
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#ifndef DRM_RESOURCE_H
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#define DRM_RESOURCE_H
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#include <string.h>
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#include "drm_c/drm_mode_info.h"
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#include "drm_c/drm_mode_fb.h"
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#include "drm_c/drm_crtc.h"
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#include "drm_c/drm_encoder.h"
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#include "drm_c/drm_connector.h"
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#include <stdbool.h>
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//using namespace android;
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#undef LOG_TAG
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#define LOG_TAG "Charging Drm"
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#define DRM_NODE_PATH "/dev/dri/card0"
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#define MAX_BO_SIZE 2
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static int countCrtc = 0;
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static int countEncoder = 0;
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static int countConnector = 0;
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enum lcd_count
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{
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NO_LCD,
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MAIN_LCD,
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EXT_LCD_FOLDABLE,
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MAX_LCD_DISPLAY
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};
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//-----------------------------------------------------------------------------
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struct DrmBo
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{
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uint32_t width;
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uint32_t height;
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uint32_t format;
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uint32_t pitches[4];
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uint32_t offsets[4];
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uint32_t gemHandles[4];
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uint64_t modifier[4];
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uint32_t fbId;
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size_t size;
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int fd;
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};
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//-----------------------------------------------------------------------------
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typedef struct
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{
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int mDrmFd;
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//--- dynamic array to store data ------------
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Drm_crtc *mCrtcList; // array of Drm_crtc structure pointer
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Drm_encoder *mEncoderList;
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Drm_connector *mConnectorList;
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//---------- Pointer object to strcture ----------------
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Drm_crtc *mCrtc;
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Drm_encoder *mEncoder;
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Drm_connector *mConnector;
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drmModeFB fb;
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drmModeCrtcPtr drmCrtc;
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//----------- hold static data --------------
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int mDisplayWidth;
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int mDisplayHeight;
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struct DrmBo mBo[MAX_BO_SIZE];
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size_t mPinPon;
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//dualdisplay - parameters for 2nd LCD
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Drm_crtc *mCrtc_ext;
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Drm_encoder *mEncoder_ext;
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Drm_connector *mConnector_ext;
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drmModeFB fb_ext;
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//----------- hold static data --------------
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int mDisplayWidth_ext;
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int mDisplayHeight_ext;
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struct DrmBo mBo_ext[MAX_BO_SIZE];
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size_t mPinPon_ext;
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} Drm_resource;
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int init_resource(Drm_resource *drm_resource_object);
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int initDrmResource(Drm_resource *drm_resource_object);
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int initCrtc(Drm_resource *drm_resource_object, drmModeResPtr r);
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int initEncoder(Drm_resource *drm_resource_object, drmModeResPtr r);
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int initConnector(Drm_resource *drm_resource_object, drmModeResPtr r);
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int findDisplay(Drm_resource *drm_resource_object);
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int createFramebuffer(Drm_resource *drm_resource_object);
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int allocateBuffer(Drm_resource *drm_resource_object, struct DrmBo *bo);
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int createDumb(Drm_resource *drm_resource_object, struct DrmBo *bo);
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int addFb(Drm_resource *drm_resource_object, struct DrmBo *bo); // same
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int freeBuffer(Drm_resource *drm_resource_object, struct DrmBo *bo);
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int removeFb(Drm_resource *drm_resource_object, uint32_t fbId);
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int destroyDumb(Drm_resource *drm_resource_object, struct DrmBo *bo); // added extra parameter Drm_resource drm_resource_object. Try to make it global after UT/IT
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void draw(Drm_resource *drm_resource_object); // to bind the createframbuffer via setcrtc method
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int getDrmFb(Drm_resource *drm_resource_object); // to get drmfb data
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uint32_t getDrmBPP(uint32_t format);
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void freeResource(Drm_resource *drm_reso_object);
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int drm_get_lcd_num(void);
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// api to check if ext lcm is present
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bool is_ext_lcd_present(void);
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#endif
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