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coresight: etm: print what version of ETM/PTM is detected

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Helpfully report a bit more about the hardware found in the
silicon when matching the AMBA device IDs by using the associated
.data pointer in the AMBA match.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Linus Walleij 2015-05-19 10:55:07 -06:00 • committed by Greg Kroah-Hartman
parent 899867ee6c
commit 1c65b3885a
1 changed files with 5 additions and 1 deletions
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6
drivers/hwtracing/coresight/coresight-etm3x.c
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@ -1859,7 +1859,7 @@ static int etm_probe(struct amba_device *adev, const struct amba_id *id)
goto err_arch_supported; goto err_arch_supported;
} }
dev_info(dev, "ETM initialized\n"); dev_info(dev, "%s initialized\n", (char *)id->data);
if (boot_enable) { if (boot_enable) {
coresight_enable(drvdata->csdev); coresight_enable(drvdata->csdev);
@ -1890,18 +1890,22 @@ static struct amba_id etm_ids[] = {
{ /* ETM 3.3 */ { /* ETM 3.3 */
.id = 0x0003b921, .id = 0x0003b921,
.mask = 0x0003ffff, .mask = 0x0003ffff,
.data = "ETM 3.3",
}, },
{ /* ETM 3.5 */ { /* ETM 3.5 */
.id = 0x0003b956, .id = 0x0003b956,
.mask = 0x0003ffff, .mask = 0x0003ffff,
.data = "ETM 3.5",
}, },
{ /* PTM 1.0 */ { /* PTM 1.0 */
.id = 0x0003b950, .id = 0x0003b950,
.mask = 0x0003ffff, .mask = 0x0003ffff,
.data = "PTM 1.0",
}, },
{ /* PTM 1.1 */ { /* PTM 1.1 */
.id = 0x0003b95f, .id = 0x0003b95f,
.mask = 0x0003ffff, .mask = 0x0003ffff,
.data = "PTM 1.1",
}, },
{ 0, 0}, { 0, 0},
}; };