[PATCH 21/26] dm: core: Use dev_has_ofnode() instead of dev_of_valid()

Andy Shevchenko
2020-12-21T11:41:47Z

On Sat, Dec 19, 2020 at 10:40:13AM -0700, Simon Glass wrote:
> We have two functions which do the same thing. Standardise on
> dev_has_ofnode() since there is no such thing as an 'invalid' ofnode in
> normal operation: it is either null or missing.
>
> Also move the functions into one place.

Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

> Signed-off-by: Simon Glass <sjg@chromium.org>
> ---
>
> drivers/clk/clk-uclass.c | 2 +-
> drivers/core/device.c | 2 +-
> drivers/gpio/sandbox.c | 2 +-
> drivers/i2c/designware_i2c_pci.c | 4 ++--
> drivers/i2c/i2c-uclass.c | 2 +-
> drivers/mmc/pci_mmc.c | 2 +-
> drivers/pci/pci-uclass.c | 6 +++---
> drivers/pinctrl/pinctrl-uclass.c | 2 +-
> drivers/spi/spi-uclass.c | 2 +-
> drivers/sysreset/sysreset_sandbox.c | 2 +-
> drivers/timer/timer-uclass.c | 2 +-
> drivers/usb/host/usb-uclass.c | 2 +-
> include/dm/device.h | 13 ++++++++++++-
> include/dm/read.h | 16 ----------------
> test/dm/pci.c | 6 +++---
> 15 files changed, 30 insertions(+), 35 deletions(-)
>
> diff --git a/drivers/clk/clk-uclass.c b/drivers/clk/clk-uclass.c
> index ac954a34d27..5cfd00ce771 100644
> --- a/drivers/clk/clk-uclass.c
> +++ b/drivers/clk/clk-uclass.c
> @@ -345,7 +345,7 @@ int clk_set_defaults(struct udevice *dev, int stage)
> {
> int ret;
>
> - if (!dev_of_valid(dev))
> + if (!dev_has_ofnode(dev))
> return 0;
>
> /* If this not in SPL and pre-reloc state, don't take any action. */
> diff --git a/drivers/core/device.c b/drivers/core/device.c
> index 8c7ce220f84..bd4ecc9e24d 100644
> --- a/drivers/core/device.c
> +++ b/drivers/core/device.c
> @@ -485,7 +485,7 @@ int device_probe(struct udevice *dev)
> }
>
> /* Only handle devices that have a valid ofnode */
> - if (dev_of_valid(dev)) {
> + if (dev_has_ofnode(dev)) {
> /*
> * Process 'assigned-{clocks/clock-parents/clock-rates}'
> * properties
> diff --git a/drivers/gpio/sandbox.c b/drivers/gpio/sandbox.c
> index 489271b560e..f8fa4baa2c3 100644
> --- a/drivers/gpio/sandbox.c
> +++ b/drivers/gpio/sandbox.c
> @@ -294,7 +294,7 @@ static int gpio_sandbox_probe(struct udevice *dev)
> {
> struct gpio_dev_priv *uc_priv = dev_get_uclass_priv(dev);
>
> - if (!dev_of_valid(dev))
> + if (!dev_has_ofnode(dev))
> /* Tell the uclass how many GPIOs we have */
> uc_priv->gpio_count = CONFIG_SANDBOX_GPIO_COUNT;
>
> diff --git a/drivers/i2c/designware_i2c_pci.c b/drivers/i2c/designware_i2c_pci.c
> index 18eef625f0f..ec0cdf62207 100644
> --- a/drivers/i2c/designware_i2c_pci.c
> +++ b/drivers/i2c/designware_i2c_pci.c
> @@ -92,7 +92,7 @@ static int designware_i2c_pci_bind(struct udevice *dev)
> {
> char name[20];
>
> - if (dev_of_valid(dev))
> + if (dev_has_ofnode(dev))
> return 0;
>
> sprintf(name, "i2c_designware#%u", dev_seq(dev));
> @@ -152,7 +152,7 @@ static int dw_i2c_acpi_fill_ssdt(const struct udevice *dev,
> int ret;
>
> /* If no device-tree node, ignore this since we assume it isn't used */
> - if (!dev_of_valid(dev))
> + if (!dev_has_ofnode(dev))
> return 0;
>
> ret = acpi_device_path(dev, path, sizeof(path));
> diff --git a/drivers/i2c/i2c-uclass.c b/drivers/i2c/i2c-uclass.c
> index 456cf3b85fb..be56785217c 100644
> --- a/drivers/i2c/i2c-uclass.c
> +++ b/drivers/i2c/i2c-uclass.c
> @@ -678,7 +678,7 @@ static int i2c_child_post_bind(struct udevice *dev)
> #if CONFIG_IS_ENABLED(OF_CONTROL) && !CONFIG_IS_ENABLED(OF_PLATDATA)
> struct dm_i2c_chip *plat = dev_get_parent_plat(dev);
>
> - if (!dev_of_valid(dev))
> + if (!dev_has_ofnode(dev))
> return 0;
> return i2c_chip_of_to_plat(dev, plat);
> #else
> diff --git a/drivers/mmc/pci_mmc.c b/drivers/mmc/pci_mmc.c
> index fc09ad99e5e..c71c495d581 100644
> --- a/drivers/mmc/pci_mmc.c
> +++ b/drivers/mmc/pci_mmc.c
> @@ -75,7 +75,7 @@ static int pci_mmc_acpi_fill_ssdt(const struct udevice *dev,
> struct acpi_dp *dp;
> int ret;
>
> - if (!dev_of_valid(dev))
> + if (!dev_has_ofnode(dev))
> return 0;
>
> ret = gpio_get_acpi(&priv->cd_gpio, &gpio);
> diff --git a/drivers/pci/pci-uclass.c b/drivers/pci/pci-uclass.c
> index 1f6c51f1e8d..4cdd06b1257 100644
> --- a/drivers/pci/pci-uclass.c
> +++ b/drivers/pci/pci-uclass.c
> @@ -540,7 +540,7 @@ int pci_auto_config_devices(struct udevice *bus)
> int ret;
>
> debug("%s: device %s\n", __func__, dev->name);
> - if (dev_of_valid(dev) &&
> + if (dev_has_ofnode(dev) &&
> dev_read_bool(dev, "pci,no-autoconfig"))
> continue;
> ret = dm_pciauto_config_device(dev);
> @@ -1036,7 +1036,7 @@ static int pci_uclass_pre_probe(struct udevice *bus)
> hose->bus = bus;
> hose->first_busno = dev_seq(bus);
> hose->last_busno = dev_seq(bus);
> - if (dev_of_valid(bus)) {
> + if (dev_has_ofnode(bus)) {
> hose->skip_auto_config_until_reloc =
> dev_read_bool(bus,
> "u-boot,skip-auto-config-until-reloc");
> @@ -1091,7 +1091,7 @@ static int pci_uclass_child_post_bind(struct udevice *dev)
> {
> struct pci_child_plat *pplat;
>
> - if (!dev_of_valid(dev))
> + if (!dev_has_ofnode(dev))
> return 0;
>
> pplat = dev_get_parent_plat(dev);
> diff --git a/drivers/pinctrl/pinctrl-uclass.c b/drivers/pinctrl/pinctrl-uclass.c
> index 4653e86ba46..7919e54e8de 100644
> --- a/drivers/pinctrl/pinctrl-uclass.c
> +++ b/drivers/pinctrl/pinctrl-uclass.c
> @@ -112,7 +112,7 @@ static int pinconfig_post_bind(struct udevice *dev)
> ofnode node;
> int ret;
>
> - if (!dev_of_valid(dev))
> + if (!dev_has_ofnode(dev))
> return 0;
>
> dev_for_each_subnode(node, dev) {
> diff --git a/drivers/spi/spi-uclass.c b/drivers/spi/spi-uclass.c
> index f3b8ffad425..8bd35a551b8 100644
> --- a/drivers/spi/spi-uclass.c
> +++ b/drivers/spi/spi-uclass.c
> @@ -155,7 +155,7 @@ static int spi_child_post_bind(struct udevice *dev)
> {
> struct dm_spi_slave_plat *plat = dev_get_parent_plat(dev);
>
> - if (!dev_of_valid(dev))
> + if (!dev_has_ofnode(dev))
> return 0;
>
> return spi_slave_of_to_plat(dev, plat);
> diff --git a/drivers/sysreset/sysreset_sandbox.c b/drivers/sysreset/sysreset_sandbox.c
> index 7026a48c4b2..8eca7d8bfda 100644
> --- a/drivers/sysreset/sysreset_sandbox.c
> +++ b/drivers/sysreset/sysreset_sandbox.c
> @@ -50,7 +50,7 @@ static int sandbox_sysreset_request(struct udevice *dev, enum sysreset_t type)
> * (see the U_BOOT_DEVICE() declaration below) should not do anything.
> * If we are that device, return an error.
> */
> - if (state->fdt_fname && !dev_of_valid(dev))
> + if (state->fdt_fname && !dev_has_ofnode(dev))
> return -ENODEV;
>
> switch (type) {
> diff --git a/drivers/timer/timer-uclass.c b/drivers/timer/timer-uclass.c
> index 8e63c17e9f3..da1a72f0252 100644
> --- a/drivers/timer/timer-uclass.c
> +++ b/drivers/timer/timer-uclass.c
> @@ -54,7 +54,7 @@ static int timer_pre_probe(struct udevice *dev)
> ulong ret;
>
> /* It is possible that a timer device has a null ofnode */
> - if (!dev_of_valid(dev))
> + if (!dev_has_ofnode(dev))
> return 0;
>
> err = clk_get_by_index(dev, 0, &timer_clk);
> diff --git a/drivers/usb/host/usb-uclass.c b/drivers/usb/host/usb-uclass.c
> index ae6b1450d3a..e3b616c3266 100644
> --- a/drivers/usb/host/usb-uclass.c
> +++ b/drivers/usb/host/usb-uclass.c
> @@ -773,7 +773,7 @@ static int usb_child_post_bind(struct udevice *dev)
> struct usb_dev_plat *plat = dev_get_parent_plat(dev);
> int val;
>
> - if (!dev_of_valid(dev))
> + if (!dev_has_ofnode(dev))
> return 0;
>
> /* We only support matching a few things */
> diff --git a/include/dm/device.h b/include/dm/device.h
> index b15a14ec330..4a1224bcc26 100644
> --- a/include/dm/device.h
> +++ b/include/dm/device.h
> @@ -192,6 +192,17 @@ static inline void dev_bic_flags(struct udevice *dev, u32 bic)
> dev->flags_ &= ~bic;
> }
>
> +/**
> + * dev_ofnode() - get the DT node reference associated with a udevice
> + *
> + * @dev: device to check
> + * @return reference of the the device's DT node
> + */
> +static inline ofnode dev_ofnode(const struct udevice *dev)
> +{
> + return dev->node;
> +}
> +
> /* Returns non-zero if the device is active (probed and not removed) */
> #define device_active(dev) (dev_get_flags(dev) & DM_FLAG_ACTIVATED)
>
> @@ -200,7 +211,7 @@ static inline int dev_of_offset(const struct udevice *dev)
> return ofnode_to_offset(dev->node);
> }
>
> -static inline bool dev_has_ofnode(struct udevice *dev)
> +static inline bool dev_has_ofnode(const struct udevice *dev)
> {
> return ofnode_valid(dev->node);
> }
> diff --git a/include/dm/read.h b/include/dm/read.h
> index 0585eb12281..d5cdd87911d 100644
> --- a/include/dm/read.h
> +++ b/include/dm/read.h
> @@ -30,22 +30,6 @@ static inline const struct device_node *dev_np(const struct udevice *dev)
> }
> #endif
>
> -/**
> - * dev_ofnode() - get the DT node reference associated with a udevice
> - *
> - * @dev: device to check
> - * @return reference of the the device's DT node
> - */
> -static inline ofnode dev_ofnode(const struct udevice *dev)
> -{
> - return dev->node;
> -}
> -
> -static inline bool dev_of_valid(const struct udevice *dev)
> -{
> - return ofnode_valid(dev_ofnode(dev));
> -}
> -
> #ifndef CONFIG_DM_DEV_READ_INLINE
>
> /**
> diff --git a/test/dm/pci.c b/test/dm/pci.c
> index 76490befdf5..fa2e4a85596 100644
> --- a/test/dm/pci.c
> +++ b/test/dm/pci.c
> @@ -120,13 +120,13 @@ static int dm_test_pci_drvdata(struct unit_test_state *uts)
>
> ut_assertok(dm_pci_bus_find_bdf(PCI_BDF(1, 0x08, 0), &swap));
> ut_asserteq(SWAP_CASE_DRV_DATA, swap->driver_data);
> - ut_assertok(dev_of_valid(swap));
> + ut_assertok(dev_has_ofnode(swap));
> ut_assertok(dm_pci_bus_find_bdf(PCI_BDF(1, 0x0c, 0), &swap));
> ut_asserteq(SWAP_CASE_DRV_DATA, swap->driver_data);
> - ut_assertok(dev_of_valid(swap));
> + ut_assertok(dev_has_ofnode(swap));
> ut_assertok(dm_pci_bus_find_bdf(PCI_BDF(1, 0x10, 0), &swap));
> ut_asserteq(SWAP_CASE_DRV_DATA, swap->driver_data);
> - ut_assertok(!dev_of_valid(swap));
> + ut_assertok(!dev_has_ofnode(swap));
>
> return 0;
> }
> --
> 2.29.2.684.gfbc64c5ab5-goog
>

--
With Best Regards,
Andy Shevchenko