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clk: Remove rfree

Browse source 
Nothing uses this function. Remove it. Since clk_free no longer does
anything, just stub it out.

Signed-off-by: Sean Anderson <seanga2@gmail.com>
Link: https://lore.kernel.org/r/20231216193843.2463779-2-seanga2@gmail.com
This commit is contained in:
Sean Anderson 2023-12-16 14:38:41 -05:00
parent b500447ad6
commit 82719d3f40
7 changed files with 4 additions and 79 deletions
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8
arch/sandbox/include/asm/clk.h
View file

@ -181,14 +181,6 @@ int sandbox_clk_test_disable(struct udevice *dev, int id);
* @return: 0 if OK, or a negative error code.
*/
int sandbox_clk_test_disable_bulk(struct udevice *dev);
/**
* sandbox_clk_test_free - Ask the sandbox clock test device to free its
* clocks.
*
* @dev: The sandbox clock test (client) device.
* @return: 0 if OK, or a negative error code.
*/
int sandbox_clk_test_free(struct udevice *dev);
/**
* sandbox_clk_test_release_bulk - Ask the sandbox clock test device to release
* all clocks in it's clock bulk struct.

14
drivers/clk/clk-uclass.c
View file

@ -461,20 +461,6 @@ int clk_request(struct udevice *dev, struct clk *clk)
return ops->request(clk);
}
void clk_free(struct clk *clk)
{
const struct clk_ops *ops;
debug("%s(clk=%p)\n", __func__, clk);
if (!clk_valid(clk))
return;
ops = clk_dev_ops(clk->dev);
if (ops->rfree)
ops->rfree(clk);
return;
}
ulong clk_get_rate(struct clk *clk)
{
const struct clk_ops *ops;

12
drivers/clk/clk_sandbox.c
View file

@ -101,17 +101,6 @@ static int sandbox_clk_request(struct clk *clk)
return 0;
}
static void sandbox_clk_free(struct clk *clk)
{
struct sandbox_clk_priv *priv = dev_get_priv(clk->dev);
if (clk->id >= SANDBOX_CLK_ID_COUNT)
return;
priv->requested[clk->id] = false;
return;
}
static struct clk_ops sandbox_clk_ops = {
.round_rate = sandbox_clk_round_rate,
.get_rate = sandbox_clk_get_rate,
@ -119,7 +108,6 @@ static struct clk_ops sandbox_clk_ops = {
.enable = sandbox_clk_enable,
.disable = sandbox_clk_disable,
.request = sandbox_clk_request,
.rfree = sandbox_clk_free,
};
static int sandbox_clk_probe(struct udevice *dev)

12
drivers/clk/clk_sandbox_test.c
View file

@ -135,18 +135,6 @@ int sandbox_clk_test_disable_bulk(struct udevice *dev)
return clk_disable_bulk(&sbct->bulk);
}
int sandbox_clk_test_free(struct udevice *dev)
{
struct sandbox_clk_test *sbct = dev_get_priv(dev);
int i;
devm_clk_put(dev, sbct->clkps[SANDBOX_CLK_TEST_ID_DEVM1]);
for (i = 0; i < SANDBOX_CLK_TEST_NON_DEVM_COUNT; i++)
clk_free(&sbct->clks[i]);
return 0;
}
int sandbox_clk_test_release_bulk(struct udevice *dev)
{
struct sandbox_clk_test *sbct = dev_get_priv(dev);

10
include/clk-uclass.h
View file

@ -18,7 +18,6 @@ struct ofnode_phandle_args;
* struct clk_ops - The functions that a clock driver must implement.
* @of_xlate: Translate a client's device-tree (OF) clock specifier.
* @request: Request a translated clock.
* @rfree: Free a previously requested clock.
* @round_rate: Adjust a rate to the exact rate a clock can provide.
* @get_rate: Get current clock rate.
* @set_rate: Set current clock rate.
@ -33,7 +32,6 @@ struct clk_ops {
int (*of_xlate)(struct clk *clock,
struct ofnode_phandle_args *args);
int (*request)(struct clk *clock);
void (*rfree)(struct clk *clock);
ulong (*round_rate)(struct clk *clk, ulong rate);
ulong (*get_rate)(struct clk *clk);
ulong (*set_rate)(struct clk *clk, ulong rate);
@ -81,14 +79,6 @@ int of_xlate(struct clk *clock, struct ofnode_phandle_args *args);
*/
int request(struct clk *clock);
/**
* rfree() - Free a previously requested clock.
* @clock: The clock to free.
*
* Free any resources allocated in request().
*/
void rfree(struct clk *clock);
/**
* round_rate() - Adjust a rate to the exact rate a clock can provide.
* @clk: The clock to manipulate.

18
include/clk.h
View file

@ -424,6 +424,10 @@ static inline int clk_release_bulk(struct clk_bulk *bulk)
return clk_release_all(bulk->clks, bulk->count);
}
static inline void clk_free(struct clk *clk)
{
}
#if CONFIG_IS_ENABLED(CLK)
/**
* clk_request() - Request a clock by provider-specific ID.
@ -441,15 +445,6 @@ static inline int clk_release_bulk(struct clk_bulk *bulk)
*/
int clk_request(struct udevice *dev, struct clk *clk);
/**
* clk_free() - Free a previously requested clock.
* @clk: A clock struct that was previously successfully requested by
* clk_request/get_by_*().
*
* Free resources allocated by clk_request() (or any clk_get_* function).
*/
void clk_free(struct clk *clk);
/**
* clk_get_rate() - Get current clock rate.
* @clk: A clock struct that was previously successfully requested by
@ -594,11 +589,6 @@ static inline int clk_request(struct udevice *dev, struct clk *clk)
return -ENOSYS;
}
static inline void clk_free(struct clk *clk)
{
return;
}
static inline ulong clk_get_rate(struct clk *clk)
{
return -ENOSYS;

9
test/dm/clk.c
View file

@ -182,19 +182,10 @@ static int dm_test_clk(struct unit_test_state *uts)
SANDBOX_CLK_ID_I2C));
ut_asserteq(1, sandbox_clk_query_requested(dev_clk,
SANDBOX_CLK_ID_UART2));
ut_assertok(sandbox_clk_test_free(dev_test));
ut_asserteq(0, sandbox_clk_query_requested(dev_clk,
SANDBOX_CLK_ID_SPI));
ut_asserteq(0, sandbox_clk_query_requested(dev_clk,
SANDBOX_CLK_ID_I2C));
ut_asserteq(0, sandbox_clk_query_requested(dev_clk,
SANDBOX_CLK_ID_UART2));
ut_asserteq(1, sandbox_clk_query_requested(dev_clk,
SANDBOX_CLK_ID_UART1));
ut_assertok(device_remove(dev_test, DM_REMOVE_NORMAL));
ut_asserteq(0, sandbox_clk_query_requested(dev_clk,
SANDBOX_CLK_ID_UART1));
return 0;
}
DM_TEST(dm_test_clk, UT_TESTF_SCAN_FDT);