Messages in this thread | | | Subject | Re: [PATCH 1/2] ahci: st: Add ports-implemented property in support | From | Sergei Shtylyov <> | Date | Thu, 11 Aug 2016 14:04:17 +0300 |
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On 8/10/2016 6:37 PM, patrice.chotard@st.com wrote:
> From: Patrice Chotard <patrice.chotard@st.com> > > Despite ST AHCI version = 1.3, reading HOST_PORTS_IMPL > returns 0. So force_port_map to 1 by using ports-implemented > DT property. > > Signed-off-by: Patrice Chotard <patrice.chotard@st.com> > --- > drivers/ata/ahci_st.c | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/drivers/ata/ahci_st.c b/drivers/ata/ahci_st.c > index 8ff428f..bc345f2 100644 > --- a/drivers/ata/ahci_st.c > +++ b/drivers/ata/ahci_st.c > @@ -147,6 +147,7 @@ static struct scsi_host_template ahci_platform_sht = { > > static int st_ahci_probe(struct platform_device *pdev) > { > + struct device *dev = &pdev->dev;
Why? You could just use 'pdev'.
> struct st_ahci_drv_data *drv_data; > struct ahci_host_priv *hpriv; > int err; > @@ -170,6 +171,9 @@ static int st_ahci_probe(struct platform_device *pdev) > > st_ahci_configure_oob(hpriv->mmio); > > + of_property_read_u32(dev->of_node,
pdev->dev.of_node
> + "ports-implemented", &hpriv->force_port_map); > + > err = ahci_platform_init_host(pdev, hpriv, &st_ahci_port_info, > &ahci_platform_sht); > if (err) {
MBR, Sergei
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