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Commit 29bf969f authored by Sarangdhar Joshi's avatar Sarangdhar Joshi
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coresight: set only required bits in the bitmap 



Register value passed to the bitmap_fill was incorrectly setting
unnecessary extra bits in bitmap. Set only required bits in the bitmap.

Change-Id: I00630d1fd0c4ef759f45cd13efa121baa3e4df11
Signed-off-by: default avatarSarangdhar Joshi <spjoshi@codeaurora.org>
parent ee5579b1

drivers/coresight/coresight-tpdm.c

+6 −2
Original line number Diff line number Diff line
@@ -650,7 +650,7 @@ static const struct attribute_group *tpdm_attr_grps[] = { 


static int tpdm_probe(struct platform_device *pdev)

{

	int ret;

	int ret, i;

	uint32_t pidr;

	struct device *dev = &pdev->dev;

	struct coresight_platform_data *pdata;
@@ -698,7 +698,11 @@ static int tpdm_probe(struct platform_device *pdev) 


	clk_disable_unprepare(drvdata->clk);



	bitmap_fill(drvdata->datasets, pidr);

	for (i = 0; i < TPDM_DATASETS; i++) {

		if (pidr & BIT(i))

			__set_bit(i, drvdata->datasets);

	}



	if (test_bit(TPDM_DS_CMB, drvdata->datasets)) {

		drvdata->cmb = devm_kzalloc(dev, sizeof(*drvdata->cmb),

					    GFP_KERNEL);