diff options
author | Rob Herring <robh@kernel.org> | 2023-03-10 08:47:04 -0600 |
---|---|---|
committer | Thierry Reding <treding@nvidia.com> | 2023-04-04 21:51:23 +0200 |
commit | 8c47b8253f4cfd8b4dbda8c9adc1d0b1d7f3009d (patch) | |
tree | 79a92aaaf9acdd141f71275fb25b88507a253d43 /drivers/firmware | |
parent | 60b3a99a3b50c94814b84795e38e2161767ea277 (diff) | |
download | linux-8c47b8253f4cfd8b4dbda8c9adc1d0b1d7f3009d.tar.gz |
firmware: Use of_property_present() for testing DT property presence
It is preferred to use typed property access functions (i.e.
of_property_read_<type> functions) rather than low-level
of_get_property/of_find_property functions for reading properties. As
part of this, convert of_get_property/of_find_property calls to the
recently added of_property_present() helper when we just want to test
for presence of a property and nothing more.
Signed-off-by: Rob Herring <robh@kernel.org>
Acked-by: Sudeep Holla <sudeep.holla@arm.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'drivers/firmware')
-rw-r--r-- | drivers/firmware/arm_scmi/optee.c | 2 | ||||
-rw-r--r-- | drivers/firmware/tegra/bpmp.c | 6 |
2 files changed, 4 insertions, 4 deletions
diff --git a/drivers/firmware/arm_scmi/optee.c b/drivers/firmware/arm_scmi/optee.c index 929720387102..e123de6e8c67 100644 --- a/drivers/firmware/arm_scmi/optee.c +++ b/drivers/firmware/arm_scmi/optee.c @@ -403,7 +403,7 @@ out: static int setup_shmem(struct device *dev, struct scmi_chan_info *cinfo, struct scmi_optee_channel *channel) { - if (of_find_property(cinfo->dev->of_node, "shmem", NULL)) + if (of_property_present(cinfo->dev->of_node, "shmem")) return setup_static_shmem(dev, cinfo, channel); else return setup_dynamic_shmem(dev, channel); diff --git a/drivers/firmware/tegra/bpmp.c b/drivers/firmware/tegra/bpmp.c index 042c2043929d..8b5e5daa9fae 100644 --- a/drivers/firmware/tegra/bpmp.c +++ b/drivers/firmware/tegra/bpmp.c @@ -764,19 +764,19 @@ static int tegra_bpmp_probe(struct platform_device *pdev) if (err < 0) goto free_mrq; - if (of_find_property(pdev->dev.of_node, "#clock-cells", NULL)) { + if (of_property_present(pdev->dev.of_node, "#clock-cells")) { err = tegra_bpmp_init_clocks(bpmp); if (err < 0) goto free_mrq; } - if (of_find_property(pdev->dev.of_node, "#reset-cells", NULL)) { + if (of_property_present(pdev->dev.of_node, "#reset-cells")) { err = tegra_bpmp_init_resets(bpmp); if (err < 0) goto free_mrq; } - if (of_find_property(pdev->dev.of_node, "#power-domain-cells", NULL)) { + if (of_property_present(pdev->dev.of_node, "#power-domain-cells")) { err = tegra_bpmp_init_powergates(bpmp); if (err < 0) goto free_mrq; |