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Commit 4f871a9f authored by Mathieu Poirier's avatar Mathieu Poirier Committed by Greg Kroah-Hartman
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coresight: etb10: Remove useless conversion to LE 



Internal CoreSight components are rendering trace data in little-endian
format.  As such there is no need to convert the data once more, hence
removing the extra step.

Signed-off-by: default avatarMathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent cfd9f630

drivers/hwtracing/coresight/coresight-etb10.c

+4 −8
Original line number Diff line number Diff line
@@ -233,10 +233,8 @@ static void etb_dump_hw(struct etb_drvdata *drvdata) 
	for (i = 0; i < depth; i++) {

		read_data = readl_relaxed(drvdata->base +

					  ETB_RAM_READ_DATA_REG);

		*buf_ptr++ = read_data >> 0;

		*buf_ptr++ = read_data >> 8;

		*buf_ptr++ = read_data >> 16;

		*buf_ptr++ = read_data >> 24;

		*(u32 *)buf_ptr = read_data;

		buf_ptr += 4;

	}



	if (frame_off) {
@@ -444,10 +442,8 @@ static void etb_update_buffer(struct coresight_device *csdev, 
		buf_ptr = buf->data_pages[cur] + offset;

		read_data = readl_relaxed(drvdata->base +

					  ETB_RAM_READ_DATA_REG);

		*buf_ptr++ = read_data >> 0;

		*buf_ptr++ = read_data >> 8;

		*buf_ptr++ = read_data >> 16;

		*buf_ptr++ = read_data >> 24;

		*(u32 *)buf_ptr = read_data;

		buf_ptr += 4;



		offset += 4;

		if (offset >= PAGE_SIZE) {