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Message-Id: <1432054521-24807-3-git-send-email-mathieu.poirier@linaro.org>
Date: Tue, 19 May 2015 10:55:07 -0600
From: Mathieu Poirier <mathieu.poirier@...aro.org>
To: gregkh@...uxfoundation.org
Cc: linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
zhang.chunyan@...aro.org, kaixu.xia@...aro.org,
mathieu.poirier@...aro.org
Subject: [PATCH 02/16] coresight: etm: print what version of ETM/PTM is detected
From: Linus Walleij <linus.walleij@...aro.org>
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@...aro.org>
Signed-off-by: Mathieu Poirier <mathieu.poirier@...aro.org>
---
drivers/hwtracing/coresight/coresight-etm3x.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/hwtracing/coresight/coresight-etm3x.c b/drivers/hwtracing/coresight/coresight-etm3x.c
index d78fcc23c4e0..e8316d5aa459 100644
--- a/drivers/hwtracing/coresight/coresight-etm3x.c
+++ b/drivers/hwtracing/coresight/coresight-etm3x.c
@@ -1859,7 +1859,7 @@ static int etm_probe(struct amba_device *adev, const struct amba_id *id)
goto err_arch_supported;
}
- dev_info(dev, "ETM initialized\n");
+ dev_info(dev, "%s initialized\n", (char *)id->data);
if (boot_enable) {
coresight_enable(drvdata->csdev);
@@ -1890,18 +1890,22 @@ static struct amba_id etm_ids[] = {
{ /* ETM 3.3 */
.id = 0x0003b921,
.mask = 0x0003ffff,
+ .data = "ETM 3.3",
},
{ /* ETM 3.5 */
.id = 0x0003b956,
.mask = 0x0003ffff,
+ .data = "ETM 3.5",
},
{ /* PTM 1.0 */
.id = 0x0003b950,
.mask = 0x0003ffff,
+ .data = "PTM 1.0",
},
{ /* PTM 1.1 */
.id = 0x0003b95f,
.mask = 0x0003ffff,
+ .data = "PTM 1.1",
},
{ 0, 0},
};
--
1.9.1
--
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