From: Dmitry Torokhov <dmitry.torokhov@gmail.com>
To: "Rafael J. Wysocki" <rafael@kernel.org>,
Heikki Krogerus <heikki.krogerus@linux.intel.com>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
Mika Westerberg <mika.westerberg@linux.intel.com>,
Linus Walleij <linus.walleij@linaro.org>,
Ard Biesheuvel <ard.biesheuvel@linaro.org>,
linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org,
platform-driver-x86@vger.kernel.org
Subject: [PATCH v6 07/15] software node: remove property_entry_read_uNN_array functions
Date: Wed, 23 Oct 2019 13:02:25 -0700 [thread overview]
Message-ID: <20191023200233.86616-8-dmitry.torokhov@gmail.com> (raw)
In-Reply-To: <20191023200233.86616-1-dmitry.torokhov@gmail.com>
There is absolutely no reason to have them as we can handle it all nicely in
property_entry_read_int_array().
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
---
drivers/base/swnode.c | 85 +++++++------------------------------------
1 file changed, 14 insertions(+), 71 deletions(-)
diff --git a/drivers/base/swnode.c b/drivers/base/swnode.c
index fd667a73a201..f59dfd01725f 100644
--- a/drivers/base/swnode.c
+++ b/drivers/base/swnode.c
@@ -131,66 +131,6 @@ static const void *property_entry_find(const struct property_entry *props,
return pointer;
}
-static int property_entry_read_u8_array(const struct property_entry *props,
- const char *propname,
- u8 *values, size_t nval)
-{
- const void *pointer;
- size_t length = nval * sizeof(*values);
-
- pointer = property_entry_find(props, propname, length);
- if (IS_ERR(pointer))
- return PTR_ERR(pointer);
-
- memcpy(values, pointer, length);
- return 0;
-}
-
-static int property_entry_read_u16_array(const struct property_entry *props,
- const char *propname,
- u16 *values, size_t nval)
-{
- const void *pointer;
- size_t length = nval * sizeof(*values);
-
- pointer = property_entry_find(props, propname, length);
- if (IS_ERR(pointer))
- return PTR_ERR(pointer);
-
- memcpy(values, pointer, length);
- return 0;
-}
-
-static int property_entry_read_u32_array(const struct property_entry *props,
- const char *propname,
- u32 *values, size_t nval)
-{
- const void *pointer;
- size_t length = nval * sizeof(*values);
-
- pointer = property_entry_find(props, propname, length);
- if (IS_ERR(pointer))
- return PTR_ERR(pointer);
-
- memcpy(values, pointer, length);
- return 0;
-}
-
-static int property_entry_read_u64_array(const struct property_entry *props,
- const char *propname,
- u64 *values, size_t nval)
-{
- const void *pointer;
- size_t length = nval * sizeof(*values);
-
- pointer = property_entry_find(props, propname, length);
- if (IS_ERR(pointer))
- return PTR_ERR(pointer);
-
- memcpy(values, pointer, length);
- return 0;
-}
-
static int
property_entry_count_elems_of_size(const struct property_entry *props,
const char *propname, size_t length)
@@ -209,21 +149,24 @@ static int property_entry_read_int_array(const struct property_entry *props,
unsigned int elem_size, void *val,
size_t nval)
{
+ const void *pointer;
+ size_t length;
+
if (!val)
return property_entry_count_elems_of_size(props, name,
elem_size);
- switch (elem_size) {
- case sizeof(u8):
- return property_entry_read_u8_array(props, name, val, nval);
- case sizeof(u16):
- return property_entry_read_u16_array(props, name, val, nval);
- case sizeof(u32):
- return property_entry_read_u32_array(props, name, val, nval);
- case sizeof(u64):
- return property_entry_read_u64_array(props, name, val, nval);
- }
- return -ENXIO;
+ if (!is_power_of_2(elem_size) || elem_size > sizeof(u64))
+ return -ENXIO;
+
+ length = nval * elem_size;
+
+ pointer = property_entry_find(props, name, length);
+ if (IS_ERR(pointer))
+ return PTR_ERR(pointer);
+
+ memcpy(val, pointer, length);
+ return 0;
}
static int property_entry_read_string_array(const struct property_entry *props,
--
2.23.0.866.gb869b98d4c-goog
next prev parent reply other threads:[~2019-10-23 20:02 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-23 20:02 [PATCH v6 00/15] software node: add support for reference properties Dmitry Torokhov
2019-10-23 20:02 ` [PATCH v6 01/15] software node: remove DEV_PROP_MAX Dmitry Torokhov
2019-10-23 20:02 ` [PATCH v6 02/15] software node: introduce PROPERTY_ENTRY_ARRAY_XXX_LEN() Dmitry Torokhov
2019-10-23 20:02 ` [PATCH v6 03/15] efi/apple-properties: use PROPERTY_ENTRY_U8_ARRAY_LEN Dmitry Torokhov
2019-10-23 20:02 ` [PATCH v6 04/15] software node: mark internal macros with double underscores Dmitry Torokhov
2019-10-23 20:02 ` [PATCH v6 05/15] software node: clean up property_copy_string_array() Dmitry Torokhov
2019-10-23 20:02 ` [PATCH v6 06/15] software node: get rid of property_set_pointer() Dmitry Torokhov
2019-10-23 20:02 ` Dmitry Torokhov [this message]
2019-10-23 20:02 ` [PATCH v6 08/15] software node: unify PROPERTY_ENTRY_XXX macros Dmitry Torokhov
2019-10-23 20:02 ` [PATCH v6 09/15] software node: simplify property_entry_read_string_array() Dmitry Torokhov
2019-10-23 20:02 ` [PATCH v6 10/15] software node: rename is_array to is_inline Dmitry Torokhov
2019-10-23 20:02 ` [PATCH v6 11/15] software node: move small properties inline when copying Dmitry Torokhov
2019-11-05 23:42 ` Rafael J. Wysocki
2019-11-05 23:56 ` Dmitry Torokhov
2019-11-08 0:04 ` Rafael J. Wysocki
2019-11-08 0:28 ` Dmitry Torokhov
2019-11-08 0:45 ` Rafael J. Wysocki
2019-11-08 0:49 ` Dmitry Torokhov
2019-11-08 1:34 ` Rafael J. Wysocki
2019-11-08 3:45 ` Dmitry Torokhov
2019-10-23 20:02 ` [PATCH v6 12/15] software node: implement reference properties Dmitry Torokhov
2019-10-23 20:02 ` [PATCH v6 13/15] platform/x86: intel_cht_int33fe: use inline " Dmitry Torokhov
2019-10-23 20:02 ` [PATCH v6 14/15] software node: remove separate handling of references Dmitry Torokhov
2019-10-23 20:02 ` [PATCH v6 15/15] software node: add basic tests for property entries Dmitry Torokhov
2019-10-30 22:43 ` [PATCH v6 00/15] software node: add support for reference properties Dmitry Torokhov
2019-11-05 22:09 ` Rafael J. Wysocki
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