Hi Boris, Thanks for the review.
> From: Borislav Petkov [mailto:b...@alien8.de] > Sent: Friday, September 21, 2018 6:26 PM > On Mon, Sep 17, 2018 at 07:55:03PM +0530, Manish Narani wrote: > > Add EDAC ECC support for ZynqMP DDRC IP. The IP supports interrupts > > for corrected and uncorrected errors. Add interrupt handlers for the same. > > > > Signed-off-by: Manish Narani <manish.nar...@xilinx.com> > > --- > > drivers/edac/Kconfig | 2 +- > > drivers/edac/synopsys_edac.c | 304 > > ++++++++++++++++++++++++++++++++++++++++--- > > 2 files changed, 287 insertions(+), 19 deletions(-) > > ... > > + if (priv->p_data->quirks & DDR_ECC_INTR_SUPPORT) { > > This whole chunk together with the if, looks like it could be a separate > function > called maybe request_irq() or so. May be I can keep it like edac_setup_irq() ? > > > + irq = platform_get_irq(pdev, 0); > > + if (irq < 0) { > > + edac_printk(KERN_ERR, EDAC_MC, > > + "No irq %d in DT\n", irq); > > Align arguments on opening brace. Okay > > Then, here it is "irq"... > > > + rc = irq; > > + goto free_edac_mc; > > + } > > + > > + rc = devm_request_irq(&pdev->dev, irq, > > + synps_edac_intr_handler, > > + 0, dev_name(&pdev->dev), mci); > > Also align on opening brace. > > > + if (rc < 0) { > > + edac_printk(KERN_ERR, EDAC_MC, "Failed to request > Irq\n"); > > ... here it is "Irq". > > I'd say it should be "IRQ" everywhere. Okay > > > + goto free_edac_mc; > > + } > > + > > + /* Enable UE/CE Interrupts */ > > + writel((DDR_QOSUE_MASK | DDR_QOSCE_MASK), > > + priv->baseaddr + DDR_QOS_IRQ_EN_OFST); > > + } > > + > > rc = edac_mc_add_mc(mci); > > if (rc) { > > edac_printk(KERN_ERR, EDAC_MC, > > @@ -684,7 +945,8 @@ static int synps_edac_mc_probe(struct > platform_device *pdev) > > * Start capturing the correctable and uncorrectable errors. A write of > > * 0 starts the counters. > > */ > > - writel(0x0, baseaddr + ECC_CTRL_OFST); > > + if (!(priv->p_data->quirks & DDR_ECC_INTR_SUPPORT)) > > + writel(0x0, baseaddr + ECC_CTRL_OFST); > > return rc; > > > > free_edac_mc: > > @@ -702,7 +964,13 @@ static int synps_edac_mc_probe(struct > > platform_device *pdev) static int synps_edac_mc_remove(struct > > platform_device *pdev) { > > struct mem_ctl_info *mci = platform_get_drvdata(pdev); > > + struct synps_edac_priv *priv; > > > > + priv = mci->pvt_info; > > + if (priv->p_data->quirks & DDR_ECC_INTR_SUPPORT) > > + /* Disable UE/CE Interrupts */ > > + writel((DDR_QOSUE_MASK | DDR_QOSCE_MASK), > > + priv->baseaddr + DDR_QOS_IRQ_DB_OFST); > > This could be a disable_irq() function. Makes the code easier to follow. Okay. Will update this in v8. Thanks, Manish
