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edac, highbank: Fix interrupt setup of mem and l2 controller

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Register and enable interrupts after the edac registration. Otherwise
incomming ecc error interrupts lead to crashes during device setup.

Fixing this in drivers for mc and l2.

Signed-off-by: Robert Richter <robert.richter@linaro.org>
Acked-by: Rob Herring <rob.herring@calxeda.com>
Cc: stable <stable@vger.kernel.org>     # 3.6+
Signed-off-by: Robert Richter <rric@kernel.org>
This commit is contained in:
Robert Richter 2013-10-10 18:23:38 +02:00 • committed by Robert Richter
parent 959f58544b
commit a72b8859fd
2 changed files with 26 additions and 22 deletions

30
drivers/edac/highbank_l2_edac.c
View file

@ -90,28 +90,30 @@ static int highbank_l2_err_probe(struct platform_device *pdev)
goto err;
}
drvdata->db_irq = platform_get_irq(pdev, 0);
res = devm_request_irq(&pdev->dev, drvdata->db_irq,
highbank_l2_err_handler,
0, dev_name(&pdev->dev), dci);
if (res < 0)
goto err;
drvdata->sb_irq = platform_get_irq(pdev, 1);
res = devm_request_irq(&pdev->dev, drvdata->sb_irq,
highbank_l2_err_handler,
0, dev_name(&pdev->dev), dci);
if (res < 0)
goto err;
dci->mod_name = dev_name(&pdev->dev);
dci->dev_name = dev_name(&pdev->dev);
if (edac_device_add_device(dci))
goto err;
drvdata->db_irq = platform_get_irq(pdev, 0);
res = devm_request_irq(&pdev->dev, drvdata->db_irq,
highbank_l2_err_handler,
0, dev_name(&pdev->dev), dci);
if (res < 0)
goto err2;
drvdata->sb_irq = platform_get_irq(pdev, 1);
res = devm_request_irq(&pdev->dev, drvdata->sb_irq,
highbank_l2_err_handler,
0, dev_name(&pdev->dev), dci);
if (res < 0)
goto err2;
devres_close_group(&pdev->dev, NULL);
return 0;
err2:
edac_device_del_device(&pdev->dev);
err:
devres_release_group(&pdev->dev, NULL);
edac_device_free_ctl_info(dci);

18
drivers/edac/highbank_mc_edac.c
View file

@ -189,14 +189,6 @@ static int highbank_mc_probe(struct platform_device *pdev)
goto err;
}
irq = platform_get_irq(pdev, 0);
res = devm_request_irq(&pdev->dev, irq, highbank_mc_err_handler,
0, dev_name(&pdev->dev), mci);
if (res < 0) {
dev_err(&pdev->dev, "Unable to request irq %d\n", irq);
goto err;
}
mci->mtype_cap = MEM_FLAG_DDR3;
mci->edac_ctl_cap = EDAC_FLAG_NONE | EDAC_FLAG_SECDED;
mci->edac_cap = EDAC_FLAG_SECDED;
@ -217,10 +209,20 @@ static int highbank_mc_probe(struct platform_device *pdev)
if (res < 0)
goto err;
irq = platform_get_irq(pdev, 0);
res = devm_request_irq(&pdev->dev, irq, highbank_mc_err_handler,
0, dev_name(&pdev->dev), mci);
if (res < 0) {
dev_err(&pdev->dev, "Unable to request irq %d\n", irq);
goto err2;
}
highbank_mc_create_debugfs_nodes(mci);
devres_close_group(&pdev->dev, NULL);
return 0;
err2:
edac_mc_del_mc(&pdev->dev);
err:
devres_release_group(&pdev->dev, NULL);
edac_mc_free(mci);