diff options
Diffstat (limited to 'target/linux/generic/backport-5.10/828-v6.4-0003-of-Rename-of_modalias_node.patch')
| -rw-r--r-- | target/linux/generic/backport-5.10/828-v6.4-0003-of-Rename-of_modalias_node.patch | 173 |
1 files changed, 0 insertions, 173 deletions
diff --git a/target/linux/generic/backport-5.10/828-v6.4-0003-of-Rename-of_modalias_node.patch b/target/linux/generic/backport-5.10/828-v6.4-0003-of-Rename-of_modalias_node.patch deleted file mode 100644 index 7e641211e6..0000000000 --- a/target/linux/generic/backport-5.10/828-v6.4-0003-of-Rename-of_modalias_node.patch +++ /dev/null @@ -1,173 +0,0 @@ -From 673aa1ed1c9b6710bf24e3f0957d85e2f46c77db Mon Sep 17 00:00:00 2001 -From: Miquel Raynal <miquel.raynal@bootlin.com> -Date: Tue, 4 Apr 2023 18:21:16 +0100 -Subject: [PATCH] of: Rename of_modalias_node() - -This helper does not produce a real modalias, but tries to get the -"product" compatible part of the "vendor,product" compatibles only. It -is far from creating a purely useful modalias string and does not seem -to be used like that directly anyway, so let's try to give this helper a -more meaningful name before moving there a real modalias helper (already -existing under of/device.c). - -Also update the various documentations to refer to the strings as -"aliases" rather than "modaliases" which has a real meaning in the Linux -kernel. - -There is no functional change. - -Cc: Rafael J. Wysocki <rafael@kernel.org> -Cc: Len Brown <lenb@kernel.org> -Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> -Cc: Maxime Ripard <mripard@kernel.org> -Cc: Thomas Zimmermann <tzimmermann@suse.de> -Cc: Sebastian Reichel <sre@kernel.org> -Cc: Wolfram Sang <wsa@kernel.org> -Cc: Mark Brown <broonie@kernel.org> -Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> -Reviewed-by: Rob Herring <robh@kernel.org> -Acked-by: Mark Brown <broonie@kernel.org> -Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> -Acked-by: Sebastian Reichel <sre@kernel.org> -Link: https://lore.kernel.org/r/20230404172148.82422-9-srinivas.kandagatla@linaro.org -Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> ---- - drivers/acpi/bus.c | 7 ++++--- - drivers/gpu/drm/drm_mipi_dsi.c | 2 +- - drivers/hsi/hsi_core.c | 2 +- - drivers/i2c/busses/i2c-powermac.c | 2 +- - drivers/i2c/i2c-core-of.c | 2 +- - drivers/of/base.c | 18 +++++++++++------- - drivers/spi/spi.c | 4 ++-- - include/linux/of.h | 3 ++- - 8 files changed, 23 insertions(+), 17 deletions(-) - ---- a/drivers/acpi/bus.c -+++ b/drivers/acpi/bus.c -@@ -693,9 +693,10 @@ static bool acpi_of_modalias(struct acpi - * @modalias: Pointer to buffer that modalias value will be copied into - * @len: Length of modalias buffer - * -- * This is a counterpart of of_modalias_node() for struct acpi_device objects. -- * If there is a compatible string for @adev, it will be copied to @modalias -- * with the vendor prefix stripped; otherwise, @default_id will be used. -+ * This is a counterpart of of_alias_from_compatible() for struct acpi_device -+ * objects. If there is a compatible string for @adev, it will be copied to -+ * @modalias with the vendor prefix stripped; otherwise, @default_id will be -+ * used. - */ - void acpi_set_modalias(struct acpi_device *adev, const char *default_id, - char *modalias, size_t len) ---- a/drivers/gpu/drm/drm_mipi_dsi.c -+++ b/drivers/gpu/drm/drm_mipi_dsi.c -@@ -160,7 +160,7 @@ of_mipi_dsi_device_add(struct mipi_dsi_h - int ret; - u32 reg; - -- if (of_modalias_node(node, info.type, sizeof(info.type)) < 0) { -+ if (of_alias_from_compatible(node, info.type, sizeof(info.type)) < 0) { - drm_err(host, "modalias failure on %pOF\n", node); - return ERR_PTR(-EINVAL); - } ---- a/drivers/hsi/hsi_core.c -+++ b/drivers/hsi/hsi_core.c -@@ -207,7 +207,7 @@ static void hsi_add_client_from_dt(struc - if (!cl) - return; - -- err = of_modalias_node(client, name, sizeof(name)); -+ err = of_alias_from_compatible(client, name, sizeof(name)); - if (err) - goto err; - ---- a/drivers/i2c/busses/i2c-powermac.c -+++ b/drivers/i2c/busses/i2c-powermac.c -@@ -289,7 +289,7 @@ static bool i2c_powermac_get_type(struct - */ - - /* First try proper modalias */ -- if (of_modalias_node(node, tmp, sizeof(tmp)) >= 0) { -+ if (of_alias_from_compatible(node, tmp, sizeof(tmp)) >= 0) { - snprintf(type, type_size, "MAC,%s", tmp); - return true; - } ---- a/drivers/i2c/i2c-core-of.c -+++ b/drivers/i2c/i2c-core-of.c -@@ -27,7 +27,7 @@ int of_i2c_get_board_info(struct device - - memset(info, 0, sizeof(*info)); - -- if (of_modalias_node(node, info->type, sizeof(info->type)) < 0) { -+ if (of_alias_from_compatible(node, info->type, sizeof(info->type)) < 0) { - dev_err(dev, "of_i2c: modalias failure on %pOF\n", node); - return -EINVAL; - } ---- a/drivers/of/base.c -+++ b/drivers/of/base.c -@@ -1160,19 +1160,23 @@ struct device_node *of_find_matching_nod - EXPORT_SYMBOL(of_find_matching_node_and_match); - - /** -- * of_modalias_node - Lookup appropriate modalias for a device node -+ * of_alias_from_compatible - Lookup appropriate alias for a device node -+ * depending on compatible - * @node: pointer to a device tree node -- * @modalias: Pointer to buffer that modalias value will be copied into -- * @len: Length of modalias value -+ * @alias: Pointer to buffer that alias value will be copied into -+ * @len: Length of alias value - * - * Based on the value of the compatible property, this routine will attempt -- * to choose an appropriate modalias value for a particular device tree node. -+ * to choose an appropriate alias value for a particular device tree node. - * It does this by stripping the manufacturer prefix (as delimited by a ',') - * from the first entry in the compatible list property. - * -+ * Note: The matching on just the "product" side of the compatible is a relic -+ * from I2C and SPI. Please do not add any new user. -+ * - * Return: This routine returns 0 on success, <0 on failure. - */ --int of_modalias_node(struct device_node *node, char *modalias, int len) -+int of_alias_from_compatible(const struct device_node *node, char *alias, int len) - { - const char *compatible, *p; - int cplen; -@@ -1181,10 +1185,10 @@ int of_modalias_node(struct device_node - if (!compatible || strlen(compatible) > cplen) - return -ENODEV; - p = strchr(compatible, ','); -- strlcpy(modalias, p ? p + 1 : compatible, len); -+ strlcpy(alias, p ? p + 1 : compatible, len); - return 0; - } --EXPORT_SYMBOL_GPL(of_modalias_node); -+EXPORT_SYMBOL_GPL(of_alias_from_compatible); - - /** - * of_find_node_by_phandle - Find a node given a phandle ---- a/drivers/spi/spi.c -+++ b/drivers/spi/spi.c -@@ -2038,8 +2038,8 @@ of_register_spi_device(struct spi_contro - } - - /* Select device driver */ -- rc = of_modalias_node(nc, spi->modalias, -- sizeof(spi->modalias)); -+ rc = of_alias_from_compatible(nc, spi->modalias, -+ sizeof(spi->modalias)); - if (rc < 0) { - dev_err(&ctlr->dev, "cannot find modalias for %pOF\n", nc); - goto err_out; ---- a/include/linux/of.h -+++ b/include/linux/of.h -@@ -361,7 +361,8 @@ extern int of_n_addr_cells(struct device - extern int of_n_size_cells(struct device_node *np); - extern const struct of_device_id *of_match_node( - const struct of_device_id *matches, const struct device_node *node); --extern int of_modalias_node(struct device_node *node, char *modalias, int len); -+extern int of_alias_from_compatible(const struct device_node *node, char *alias, -+ int len); - extern void of_print_phandle_args(const char *msg, const struct of_phandle_args *args); - extern int __of_parse_phandle_with_args(const struct device_node *np, - const char *list_name, const char *cells_name, int cell_count, |