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authorMaxime Ripard <mripard@kernel.org>2025-01-16 16:24:11 +0000
committerStephen Boyd <sboyd@kernel.org>2025-01-16 13:27:12 -0800
commit4af2cfc2ccdc57330cbd5da8c8dc8878f863763a (patch)
tree941b2b0931802774ba057a3a9b7ee6bbe306f394
parentclk: bcm: rpi: Enable minimize for all firmware clocks (diff)
downloadwireguard-linux-4af2cfc2ccdc57330cbd5da8c8dc8878f863763a.tar.xz
wireguard-linux-4af2cfc2ccdc57330cbd5da8c8dc8878f863763a.zip
clk: bcm: rpi: Create helper to retrieve private data
The RaspberryPi firmware clocks driver uses in several instances a container_of to retrieve the struct raspberrypi_clk_data from a pointer to struct clk_hw. Let's create a small function to avoid duplicating it all over the place. Acked-by: Stephen Boyd <sboyd@kernel.org> Signed-off-by: Maxime Ripard <mripard@kernel.org> Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com> Link: https://lore.kernel.org/r/20250116-bcm2712-clk-updates-v1-4-10bc92ffbf41@raspberrypi.com Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com> Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Diffstat (limited to '')
-rw-r--r--drivers/clk/bcm/clk-raspberrypi.c18
1 files changed, 10 insertions, 8 deletions
diff --git a/drivers/clk/bcm/clk-raspberrypi.c b/drivers/clk/bcm/clk-raspberrypi.c
index 9f716b2223ae..b12d86720207 100644
--- a/drivers/clk/bcm/clk-raspberrypi.c
+++ b/drivers/clk/bcm/clk-raspberrypi.c
@@ -56,6 +56,12 @@ struct raspberrypi_clk_data {
struct raspberrypi_clk *rpi;
};
+static inline
+const struct raspberrypi_clk_data *clk_hw_to_data(const struct clk_hw *hw)
+{
+ return container_of(hw, struct raspberrypi_clk_data, hw);
+}
+
struct raspberrypi_clk_variant {
bool export;
char *clkdev;
@@ -176,8 +182,7 @@ static int raspberrypi_clock_property(struct rpi_firmware *firmware,
static int raspberrypi_fw_is_prepared(struct clk_hw *hw)
{
- struct raspberrypi_clk_data *data =
- container_of(hw, struct raspberrypi_clk_data, hw);
+ const struct raspberrypi_clk_data *data = clk_hw_to_data(hw);
struct raspberrypi_clk *rpi = data->rpi;
u32 val = 0;
int ret;
@@ -194,8 +199,7 @@ static int raspberrypi_fw_is_prepared(struct clk_hw *hw)
static unsigned long raspberrypi_fw_get_rate(struct clk_hw *hw,
unsigned long parent_rate)
{
- struct raspberrypi_clk_data *data =
- container_of(hw, struct raspberrypi_clk_data, hw);
+ const struct raspberrypi_clk_data *data = clk_hw_to_data(hw);
struct raspberrypi_clk *rpi = data->rpi;
u32 val = 0;
int ret;
@@ -211,8 +215,7 @@ static unsigned long raspberrypi_fw_get_rate(struct clk_hw *hw,
static int raspberrypi_fw_set_rate(struct clk_hw *hw, unsigned long rate,
unsigned long parent_rate)
{
- struct raspberrypi_clk_data *data =
- container_of(hw, struct raspberrypi_clk_data, hw);
+ const struct raspberrypi_clk_data *data = clk_hw_to_data(hw);
struct raspberrypi_clk *rpi = data->rpi;
u32 _rate = rate;
int ret;
@@ -229,8 +232,7 @@ static int raspberrypi_fw_set_rate(struct clk_hw *hw, unsigned long rate,
static int raspberrypi_fw_dumb_determine_rate(struct clk_hw *hw,
struct clk_rate_request *req)
{
- struct raspberrypi_clk_data *data =
- container_of(hw, struct raspberrypi_clk_data, hw);
+ const struct raspberrypi_clk_data *data = clk_hw_to_data(hw);
struct raspberrypi_clk_variant *variant = data->variant;
/*