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

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
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

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);