Aquaris-M10-4G/drivers/misc/mediatek/video/common/rdma10/ddp_rdma.c

#define LOG_TAG "RDMA"

#include <linux/delay.h>
#include "m4u.h"
#include "ddp_log.h"
#include "ddp_reg.h"
#include "ddp_matrix_para.h"
#include "ddp_dump.h"
#include "lcm_drv.h"
#include "ddp_rdma.h"
#include "ddp_rdma_ex.h"


unsigned int rdma_index(DISP_MODULE_ENUM module)
{
	int idx = 0;

	switch (module) {
	case DISP_MODULE_RDMA0:
		idx = 0;
		break;
	case DISP_MODULE_RDMA1:
		idx = 1;
		break;
	case DISP_MODULE_RDMA2:
		idx = 2;
		break;
	default:
		DDPERR("invalid rdma module=%d\n", module);	/* invalid module */
		ASSERT(0);
	}
	ASSERT((idx >= 0) && (idx < RDMA_INSTANCES));
	return idx;
}

void rdma_set_target_line(DISP_MODULE_ENUM module, unsigned int line, void *handle)
{
	unsigned int idx = rdma_index(module);

	DISP_REG_SET(handle, idx * DISP_RDMA_INDEX_OFFSET + DISP_REG_RDMA_TARGET_LINE, line);
}

int rdma_init(DISP_MODULE_ENUM module, void *handle)
{
	return rdma_clock_on(module, handle);
}

int rdma_deinit(DISP_MODULE_ENUM module, void *handle)
{
	return rdma_clock_off(module, handle);
}

void rdma_get_address(DISP_MODULE_ENUM module, unsigned long *addr)
{
	unsigned int idx = rdma_index(module);

	*addr = DISP_REG_GET(DISP_REG_RDMA_MEM_START_ADDR + DISP_RDMA_INDEX_OFFSET * idx);
}