On Fri, Oct 18, 2019 at 01:56:07PM +0100, Lee Jones wrote: > CS5535 is the only user of mfd_clone_cell(). It makes more sense to > register child devices in the traditional way and remove the quite > bespoke mfd_clone_cell() call from the MFD API.
Like the other thread... this looks like it takes a shared (cloned) reference counter and creates two independant ones instead. Daniel. > > Signed-off-by: Lee Jones <[email protected]> > --- > drivers/mfd/cs5535-mfd.c | 34 +++++++++++++++++++++++++++++----- > 1 file changed, 29 insertions(+), 5 deletions(-) > > diff --git a/drivers/mfd/cs5535-mfd.c b/drivers/mfd/cs5535-mfd.c > index b01e5bb4ed03..2711e6e42742 100644 > --- a/drivers/mfd/cs5535-mfd.c > +++ b/drivers/mfd/cs5535-mfd.c > @@ -95,9 +95,23 @@ static struct mfd_cell cs5535_mfd_cells[] = { > }, > }; > > -static const char *olpc_acpi_clones[] = { > - "olpc-xo1-pm-acpi", > - "olpc-xo1-sci-acpi" > +static struct mfd_cell cs5535_olpc_mfd_cells[] = { > + { > + .name = "olpc-xo1-pm-acpi", > + .num_resources = 1, > + .resources = &cs5535_mfd_resources[ACPI_BAR], > + > + .enable = cs5535_mfd_res_enable, > + .disable = cs5535_mfd_res_disable, > + }, > + { > + .name = "olpc-xo1-sci-acpi", > + .num_resources = 1, > + .resources = &cs5535_mfd_resources[ACPI_BAR], > + > + .enable = cs5535_mfd_res_enable, > + .disable = cs5535_mfd_res_disable, > + }, > }; > > static int cs5535_mfd_probe(struct pci_dev *pdev, > @@ -130,8 +144,18 @@ static int cs5535_mfd_probe(struct pci_dev *pdev, > goto err_disable; > } > > - if (machine_is_olpc()) > - mfd_clone_cell("cs5535-acpi", olpc_acpi_clones, > ARRAY_SIZE(olpc_acpi_clones)); > + if (machine_is_olpc()) { > + err = mfd_add_devices(&pdev->dev, PLATFORM_DEVID_NONE, > + cs5535_olpc_mfd_cells, > + ARRAY_SIZE(cs5535_olpc_mfd_cells), > + NULL, 0, NULL); > + if (err) { > + dev_err(&pdev->dev, > + "Failed to add CS5532 OLPC sub-devices: %d\n", > + err); > + goto err_disable; > + } > + } > > dev_info(&pdev->dev, "%zu devices registered.\n", > ARRAY_SIZE(cs5535_mfd_cells)); > -- > 2.17.1 >
