C++ (Cpp) mdss_dsi_buf_reserve_hdr Examples

Example #1

File: mdss_dsi_cmd.c Project: StarKissed/Note-4-AEL-Kernel

/*
 * mipi dsi dcs short write with 1 parameters
 */
static int mdss_dsi_dcs_swrite1(struct dsi_buf *dp, struct dsi_cmd_desc *cm)
{
	struct dsi_ctrl_hdr *dchdr;
	u32 *hp;

	dchdr = &cm->dchdr;
	if (dchdr->dlen < 2 || cm->payload == 0) {
		pr_err("%s: NO payload error\n", __func__);
		return -EINVAL;
	}

	mdss_dsi_buf_reserve_hdr(dp, DSI_HOST_HDR_SIZE);
	hp = dp->hdr;
	*hp = 0;
	*hp |= DSI_HDR_VC(dchdr->vc);
	if (dchdr->ack)		/* ask ACK trigger msg from peripeheral */
		*hp |= DSI_HDR_BTA;
	if (dchdr->last)
		*hp |= DSI_HDR_LAST;

	*hp |= DSI_HDR_DTYPE(DTYPE_DCS_WRITE1);
	*hp |= DSI_HDR_DATA1(cm->payload[0]);	/* dcs comamnd byte */
	*hp |= DSI_HDR_DATA2(cm->payload[1]);	/* parameter */

	mdss_dsi_buf_push(dp, DSI_HOST_HDR_SIZE);
	return DSI_HOST_HDR_SIZE; /* 4 bytes */
}

Example #2

File: mdss_dsi_cmd.c Project: StarKissed/Note-4-AEL-Kernel

static int mdss_dsi_set_max_pktsize(struct dsi_buf *dp, struct dsi_cmd_desc *cm)
{
	struct dsi_ctrl_hdr *dchdr;
	u32 *hp;

	dchdr = &cm->dchdr;
	if (cm->payload == 0) {
		pr_err("%s: NO payload error\n", __func__);
		return 0;
	}

	mdss_dsi_buf_reserve_hdr(dp, DSI_HOST_HDR_SIZE);
	hp = dp->hdr;
	*hp = 0;
	*hp |= DSI_HDR_VC(dchdr->vc);
	*hp |= DSI_HDR_DTYPE(DTYPE_MAX_PKTSIZE);
	if (dchdr->last)
		*hp |= DSI_HDR_LAST;

	*hp |= DSI_HDR_DATA1(cm->payload[0]);
	*hp |= DSI_HDR_DATA2(cm->payload[1]);

	mdss_dsi_buf_push(dp, DSI_HOST_HDR_SIZE);
	return DSI_HOST_HDR_SIZE; /* 4 bytes */
}

Example #3

File: mdss_dsi_cmd.c Project: StarKissed/Note-4-AEL-Kernel

static int mdss_dsi_dcs_read(struct dsi_buf *dp, struct dsi_cmd_desc *cm)
{
	struct dsi_ctrl_hdr *dchdr;
	u32 *hp;

	dchdr = &cm->dchdr;
	if (cm->payload == 0) {
		pr_err("%s: NO payload error\n", __func__);
		return -EINVAL;
	}

	mdss_dsi_buf_reserve_hdr(dp, DSI_HOST_HDR_SIZE);
	hp = dp->hdr;
	*hp = 0;
	*hp |= DSI_HDR_VC(dchdr->vc);
	*hp |= DSI_HDR_BTA;
	*hp |= DSI_HDR_DTYPE(DTYPE_DCS_READ);
	if (dchdr->last)
		*hp |= DSI_HDR_LAST;

	*hp |= DSI_HDR_DATA1(cm->payload[0]);	/* dcs command byte */
	*hp |= DSI_HDR_DATA2(0);

	mdss_dsi_buf_push(dp, DSI_HOST_HDR_SIZE);
	return DSI_HOST_HDR_SIZE; /* 4 bytes */
}

Example #4

/*
 * mipi dsi dcs short write with 0 parameters
 */
static int mdss_dsi_dcs_swrite(struct dsi_buf *dp, struct dsi_cmd_desc *cm)
{
	u32 *hp;
	int len;

	if (cm->payload == 0) {
		pr_err("%s: NO payload error\n", __func__);
		return -EINVAL;
	}

	mdss_dsi_buf_reserve_hdr(dp, DSI_HOST_HDR_SIZE);
	hp = dp->hdr;
	*hp = 0;
	*hp |= DSI_HDR_VC(cm->vc);
	if (cm->ack)		/* ask ACK trigger msg from peripeheral */
		*hp |= DSI_HDR_BTA;
	if (cm->last)
		*hp |= DSI_HDR_LAST;

	len = (cm->dlen > 1) ? 1 : cm->dlen;

	*hp |= DSI_HDR_DTYPE(DTYPE_DCS_WRITE);
	*hp |= DSI_HDR_DATA1(cm->payload[0]);	/* dcs command byte */
	*hp |= DSI_HDR_DATA2(0);

	mdss_dsi_buf_push(dp, DSI_HOST_HDR_SIZE);
	return dp->len;
}

Example #5

static int mdss_dsi_peripheral_off(struct dsi_buf *dp, struct dsi_cmd_desc *cm)
{
	u32 *hp;

	mdss_dsi_buf_reserve_hdr(dp, DSI_HOST_HDR_SIZE);
	hp = dp->hdr;
	*hp = 0;
	*hp |= DSI_HDR_VC(cm->vc);
	*hp |= DSI_HDR_DTYPE(DTYPE_PERIPHERAL_OFF);
	if (cm->last)
		*hp |= DSI_HDR_LAST;

	mdss_dsi_buf_push(dp, DSI_HOST_HDR_SIZE);

	return dp->len;	/* 4 bytes */
}

Example #6

static int mdss_dsi_cm_on(struct dsi_buf *dp, struct dsi_cmd_desc *cm)
{
	u32 *hp;

	mdss_dsi_buf_reserve_hdr(dp, DSI_HOST_HDR_SIZE);
	hp = dp->hdr;
	*hp = 0;
	*hp |= DSI_HDR_VC(cm->vc);
	*hp |= DSI_HDR_DTYPE(DTYPE_CM_ON);
	if (cm->last)
		*hp |= DSI_HDR_LAST;

	mdss_dsi_buf_push(dp, DSI_HOST_HDR_SIZE);

	return dp->len;	/* 4 bytes */
}

Example #7

File: mdss_dsi_cmd.c Project: StarKissed/Note-4-AEL-Kernel

static int mdss_dsi_peripheral_on(struct dsi_buf *dp, struct dsi_cmd_desc *cm)
{
	struct dsi_ctrl_hdr *dchdr;
	u32 *hp;

	dchdr = &cm->dchdr;
	mdss_dsi_buf_reserve_hdr(dp, DSI_HOST_HDR_SIZE);
	hp = dp->hdr;
	*hp = 0;
	*hp |= DSI_HDR_VC(dchdr->vc);
	*hp |= DSI_HDR_DTYPE(DTYPE_PERIPHERAL_ON);
	if (dchdr->last)
		*hp |= DSI_HDR_LAST;

	mdss_dsi_buf_push(dp, DSI_HOST_HDR_SIZE);
	return DSI_HOST_HDR_SIZE; /* 4 bytes */
}

Example #8

static int mdss_dsi_blank_pkt(struct dsi_buf *dp, struct dsi_cmd_desc *cm)
{
	u32 *hp;

	mdss_dsi_buf_reserve_hdr(dp, DSI_HOST_HDR_SIZE);
	hp = dp->hdr;
	*hp = 0;
	*hp = DSI_HDR_WC(cm->dlen);
	*hp |= DSI_HDR_LONG_PKT;
	*hp |= DSI_HDR_VC(cm->vc);
	*hp |= DSI_HDR_DTYPE(DTYPE_BLANK_PKT);
	if (cm->last)
		*hp |= DSI_HDR_LAST;

	mdss_dsi_buf_push(dp, DSI_HOST_HDR_SIZE);

	return dp->len;	/* 4 bytes */
}

Example #9

File: mdss_dsi_host.c Project: AbdulrahmanAmir/Dorimanx-LG-G2-D802-Kernel

static int mdss_dsi_cm_off(struct dsi_buf *dp, struct dsi_cmd_desc *cm)
{
	struct dsi_ctrl_hdr *dchdr;
	u32 *hp;

	dchdr = &cm->dchdr;
	mdss_dsi_buf_reserve_hdr(dp, DSI_HOST_HDR_SIZE);
	hp = dp->hdr;
	*hp = 0;
	*hp |= DSI_HDR_VC(dchdr->vc);
	*hp |= DSI_HDR_DTYPE(DTYPE_CM_OFF);
	if (dchdr->last)
		*hp |= DSI_HDR_LAST;

	mdss_dsi_buf_push(dp, DSI_HOST_HDR_SIZE);

	return dp->len;	/* 4 bytes */
}

Example #10

File: mdss_dsi_cmd.c Project: StarKissed/Note-4-AEL-Kernel

static int mdss_dsi_null_pkt(struct dsi_buf *dp, struct dsi_cmd_desc *cm)
{
	struct dsi_ctrl_hdr *dchdr;
	u32 *hp;

	dchdr = &cm->dchdr;
	mdss_dsi_buf_reserve_hdr(dp, DSI_HOST_HDR_SIZE);
	hp = dp->hdr;
	*hp = 0;
	*hp = DSI_HDR_WC(dchdr->dlen);
	*hp |= DSI_HDR_LONG_PKT;
	*hp |= DSI_HDR_VC(dchdr->vc);
	*hp |= DSI_HDR_DTYPE(DTYPE_NULL_PKT);
	if (dchdr->last)
		*hp |= DSI_HDR_LAST;

	mdss_dsi_buf_push(dp, DSI_HOST_HDR_SIZE);
	return DSI_HOST_HDR_SIZE; /* 4 bytes */
}

Example #11

File: mdss_dsi_cmd.c Project: StarKissed/Note-4-AEL-Kernel

/*
 * mipi dsi dcs long write
 */
static int mdss_dsi_dcs_lwrite(struct dsi_buf *dp, struct dsi_cmd_desc *cm)
{
	struct dsi_ctrl_hdr *dchdr;
	char *bp;
	u32 *hp;
	int i, len = 0;

	dchdr = &cm->dchdr;
	bp = mdss_dsi_buf_reserve_hdr(dp, DSI_HOST_HDR_SIZE);

	/*
	 * fill up payload
	 * dcs command byte (first byte) followed by payload
	 */
	if (cm->payload) {
		len = dchdr->dlen;
		len += 3;
		len &= ~0x03;	/* multipled by 4 */
		for (i = 0; i < dchdr->dlen; i++)
			*bp++ = cm->payload[i];

		/* append 0xff to the end */
		for (; i < len; i++)
			*bp++ = 0xff;

		dp->len += len;
	}

	/* fill up header */
	hp = dp->hdr;
	*hp = 0;
	*hp = DSI_HDR_WC(dchdr->dlen);
	*hp |= DSI_HDR_VC(dchdr->vc);
	*hp |= DSI_HDR_LONG_PKT;
	*hp |= DSI_HDR_DTYPE(DTYPE_DCS_LWRITE);
	if (dchdr->last)
		*hp |= DSI_HDR_LAST;

	mdss_dsi_buf_push(dp, DSI_HOST_HDR_SIZE);

	len += DSI_HOST_HDR_SIZE;
	return len;
}

Example #12

File: mdss_dsi_host.c Project: AbdulrahmanAmir/Dorimanx-LG-G2-D802-Kernel

/*
 * mipi dsi generic short write with 0, 1 2 parameters
 */
static int mdss_dsi_generic_swrite(struct dsi_buf *dp, struct dsi_cmd_desc *cm)
{
	struct dsi_ctrl_hdr *dchdr;
	u32 *hp;
	int len;

	dchdr = &cm->dchdr;
	if (dchdr->dlen && cm->payload == 0) {
		pr_err("%s: NO payload error\n", __func__);
		return 0;
	}

	mdss_dsi_buf_reserve_hdr(dp, DSI_HOST_HDR_SIZE);
	hp = dp->hdr;
	*hp = 0;
	*hp |= DSI_HDR_VC(dchdr->vc);
	if (dchdr->last)
		*hp |= DSI_HDR_LAST;


	len = (dchdr->dlen > 2) ? 2 : dchdr->dlen;

	if (len == 1) {
		*hp |= DSI_HDR_DTYPE(DTYPE_GEN_WRITE1);
		*hp |= DSI_HDR_DATA1(cm->payload[0]);
		*hp |= DSI_HDR_DATA2(0);
	} else if (len == 2) {
		*hp |= DSI_HDR_DTYPE(DTYPE_GEN_WRITE2);
		*hp |= DSI_HDR_DATA1(cm->payload[0]);
		*hp |= DSI_HDR_DATA2(cm->payload[1]);
	} else {
		*hp |= DSI_HDR_DTYPE(DTYPE_GEN_WRITE);
		*hp |= DSI_HDR_DATA1(0);
		*hp |= DSI_HDR_DATA2(0);
	}

	mdss_dsi_buf_push(dp, DSI_HOST_HDR_SIZE);

	return dp->len;	/* 4 bytes */
}

Example #13

/*
 * mipi dsi gerneric read with 0, 1 2 parameters
 */
static int mdss_dsi_generic_read(struct dsi_buf *dp, struct dsi_cmd_desc *cm)
{
	u32 *hp;
	int len;

	if (cm->dlen && cm->payload == 0) {
		pr_err("%s: NO payload error\n", __func__);
		return 0;
	}

	mdss_dsi_buf_reserve_hdr(dp, DSI_HOST_HDR_SIZE);
	hp = dp->hdr;
	*hp = 0;
	*hp |= DSI_HDR_VC(cm->vc);
	*hp |= DSI_HDR_BTA;
	if (cm->last)
		*hp |= DSI_HDR_LAST;

	len = (cm->dlen > 2) ? 2 : cm->dlen;

	if (len == 1) {
		*hp |= DSI_HDR_DTYPE(DTYPE_GEN_READ1);
		*hp |= DSI_HDR_DATA1(cm->payload[0]);
		*hp |= DSI_HDR_DATA2(0);
	} else if (len == 2) {
		*hp |= DSI_HDR_DTYPE(DTYPE_GEN_READ2);
		*hp |= DSI_HDR_DATA1(cm->payload[0]);
		*hp |= DSI_HDR_DATA2(cm->payload[1]);
	} else {
		*hp |= DSI_HDR_DTYPE(DTYPE_GEN_READ);
		*hp |= DSI_HDR_DATA1(0);
		*hp |= DSI_HDR_DATA2(0);
	}

	mdss_dsi_buf_push(dp, DSI_HOST_HDR_SIZE);
	return dp->len;	/* 4 bytes */
}

Example #14

/*
 * mipi dsi generic long write
 */
static int mdss_dsi_generic_lwrite(struct dsi_buf *dp, struct dsi_cmd_desc *cm)
{
	char *bp;
	u32 *hp;
	int i, len;

	bp = mdss_dsi_buf_reserve_hdr(dp, DSI_HOST_HDR_SIZE);

	/* fill up payload */
	if (cm->payload) {
		len = cm->dlen;
		len += 3;
		len &= ~0x03;	/* multipled by 4 */
		for (i = 0; i < cm->dlen; i++)
			*bp++ = cm->payload[i];

		/* append 0xff to the end */
		for (; i < len; i++)
			*bp++ = 0xff;

		dp->len += len;
	}

	/* fill up header */
	hp = dp->hdr;
	*hp = 0;
	*hp = DSI_HDR_WC(cm->dlen);
	*hp |= DSI_HDR_VC(cm->vc);
	*hp |= DSI_HDR_LONG_PKT;
	*hp |= DSI_HDR_DTYPE(DTYPE_GEN_LWRITE);
	if (cm->last)
		*hp |= DSI_HDR_LAST;

	mdss_dsi_buf_push(dp, DSI_HOST_HDR_SIZE);

	return dp->len;
}