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Diffstat (limited to 'sound/soc/qcom/qdsp6/q6afe-clocks.c')
-rw-r--r--sound/soc/qcom/qdsp6/q6afe-clocks.c187
1 files changed, 15 insertions, 172 deletions
diff --git a/sound/soc/qcom/qdsp6/q6afe-clocks.c b/sound/soc/qcom/qdsp6/q6afe-clocks.c
index 9431656283cd..1ccab64ff00b 100644
--- a/sound/soc/qcom/qdsp6/q6afe-clocks.c
+++ b/sound/soc/qcom/qdsp6/q6afe-clocks.c
@@ -7,115 +7,18 @@
#include <linux/module.h>
#include <linux/device.h>
#include <linux/platform_device.h>
-#include <linux/of.h>
-#include <linux/slab.h>
+#include "q6dsp-lpass-clocks.h"
#include "q6afe.h"
#define Q6AFE_CLK(id) { \
.clk_id = id, \
- .afe_clk_id = Q6AFE_##id, \
+ .q6dsp_clk_id = Q6AFE_##id, \
.name = #id, \
.rate = 19200000, \
}
-#define Q6AFE_VOTE_CLK(id, blkid, n) { \
- .clk_id = id, \
- .afe_clk_id = blkid, \
- .name = n, \
- }
-
-struct q6afe_clk_init {
- int clk_id;
- int afe_clk_id;
- char *name;
- int rate;
-};
-
-struct q6afe_clk {
- struct device *dev;
- int afe_clk_id;
- int attributes;
- int rate;
- uint32_t handle;
- struct clk_hw hw;
-};
-
-#define to_q6afe_clk(_hw) container_of(_hw, struct q6afe_clk, hw)
-
-struct q6afe_cc {
- struct device *dev;
- struct q6afe_clk *clks[Q6AFE_MAX_CLK_ID];
-};
-
-static int clk_q6afe_prepare(struct clk_hw *hw)
-{
- struct q6afe_clk *clk = to_q6afe_clk(hw);
-
- return q6afe_set_lpass_clock(clk->dev, clk->afe_clk_id, clk->attributes,
- Q6AFE_LPASS_CLK_ROOT_DEFAULT, clk->rate);
-}
-
-static void clk_q6afe_unprepare(struct clk_hw *hw)
-{
- struct q6afe_clk *clk = to_q6afe_clk(hw);
-
- q6afe_set_lpass_clock(clk->dev, clk->afe_clk_id, clk->attributes,
- Q6AFE_LPASS_CLK_ROOT_DEFAULT, 0);
-}
-
-static int clk_q6afe_set_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long parent_rate)
-{
- struct q6afe_clk *clk = to_q6afe_clk(hw);
-
- clk->rate = rate;
-
- return 0;
-}
-
-static unsigned long clk_q6afe_recalc_rate(struct clk_hw *hw,
- unsigned long parent_rate)
-{
- struct q6afe_clk *clk = to_q6afe_clk(hw);
-
- return clk->rate;
-}
-
-static long clk_q6afe_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
-{
- return rate;
-}
-
-static const struct clk_ops clk_q6afe_ops = {
- .prepare = clk_q6afe_prepare,
- .unprepare = clk_q6afe_unprepare,
- .set_rate = clk_q6afe_set_rate,
- .round_rate = clk_q6afe_round_rate,
- .recalc_rate = clk_q6afe_recalc_rate,
-};
-
-static int clk_vote_q6afe_block(struct clk_hw *hw)
-{
- struct q6afe_clk *clk = to_q6afe_clk(hw);
-
- return q6afe_vote_lpass_core_hw(clk->dev, clk->afe_clk_id,
- clk_hw_get_name(&clk->hw), &clk->handle);
-}
-static void clk_unvote_q6afe_block(struct clk_hw *hw)
-{
- struct q6afe_clk *clk = to_q6afe_clk(hw);
-
- q6afe_unvote_lpass_core_hw(clk->dev, clk->afe_clk_id, clk->handle);
-}
-
-static const struct clk_ops clk_vote_q6afe_ops = {
- .prepare = clk_vote_q6afe_block,
- .unprepare = clk_unvote_q6afe_block,
-};
-
-static const struct q6afe_clk_init q6afe_clks[] = {
+static const struct q6dsp_clk_init q6afe_clks[] = {
Q6AFE_CLK(LPASS_CLK_ID_PRI_MI2S_IBIT),
Q6AFE_CLK(LPASS_CLK_ID_PRI_MI2S_EBIT),
Q6AFE_CLK(LPASS_CLK_ID_SEC_MI2S_IBIT),
@@ -176,88 +79,28 @@ static const struct q6afe_clk_init q6afe_clks[] = {
Q6AFE_CLK(LPASS_CLK_ID_RX_CORE_MCLK),
Q6AFE_CLK(LPASS_CLK_ID_RX_CORE_NPL_MCLK),
Q6AFE_CLK(LPASS_CLK_ID_VA_CORE_2X_MCLK),
- Q6AFE_VOTE_CLK(LPASS_HW_AVTIMER_VOTE,
+ Q6DSP_VOTE_CLK(LPASS_HW_AVTIMER_VOTE,
Q6AFE_LPASS_CORE_AVTIMER_BLOCK,
"LPASS_AVTIMER_MACRO"),
- Q6AFE_VOTE_CLK(LPASS_HW_MACRO_VOTE,
+ Q6DSP_VOTE_CLK(LPASS_HW_MACRO_VOTE,
Q6AFE_LPASS_CORE_HW_MACRO_BLOCK,
"LPASS_HW_MACRO"),
- Q6AFE_VOTE_CLK(LPASS_HW_DCODEC_VOTE,
+ Q6DSP_VOTE_CLK(LPASS_HW_DCODEC_VOTE,
Q6AFE_LPASS_CORE_HW_DCODEC_BLOCK,
"LPASS_HW_DCODEC"),
};
-static struct clk_hw *q6afe_of_clk_hw_get(struct of_phandle_args *clkspec,
- void *data)
-{
- struct q6afe_cc *cc = data;
- unsigned int idx = clkspec->args[0];
- unsigned int attr = clkspec->args[1];
-
- if (idx >= Q6AFE_MAX_CLK_ID || attr > LPASS_CLK_ATTRIBUTE_COUPLE_DIVISOR) {
- dev_err(cc->dev, "Invalid clk specifier (%d, %d)\n", idx, attr);
- return ERR_PTR(-EINVAL);
- }
-
- if (cc->clks[idx]) {
- cc->clks[idx]->attributes = attr;
- return &cc->clks[idx]->hw;
- }
-
- return ERR_PTR(-ENOENT);
-}
-
-static int q6afe_clock_dev_probe(struct platform_device *pdev)
-{
- struct q6afe_cc *cc;
- struct device *dev = &pdev->dev;
- int i, ret;
-
- cc = devm_kzalloc(dev, sizeof(*cc), GFP_KERNEL);
- if (!cc)
- return -ENOMEM;
-
- cc->dev = dev;
- for (i = 0; i < ARRAY_SIZE(q6afe_clks); i++) {
- unsigned int id = q6afe_clks[i].clk_id;
- struct clk_init_data init = {
- .name = q6afe_clks[i].name,
- };
- struct q6afe_clk *clk;
-
- clk = devm_kzalloc(dev, sizeof(*clk), GFP_KERNEL);
- if (!clk)
- return -ENOMEM;
-
- clk->dev = dev;
- clk->afe_clk_id = q6afe_clks[i].afe_clk_id;
- clk->rate = q6afe_clks[i].rate;
- clk->hw.init = &init;
-
- if (clk->rate)
- init.ops = &clk_q6afe_ops;
- else
- init.ops = &clk_vote_q6afe_ops;
-
- cc->clks[id] = clk;
-
- ret = devm_clk_hw_register(dev, &clk->hw);
- if (ret)
- return ret;
- }
-
- ret = devm_of_clk_add_hw_provider(dev, q6afe_of_clk_hw_get, cc);
- if (ret)
- return ret;
-
- dev_set_drvdata(dev, cc);
-
- return 0;
-}
+static const struct q6dsp_clk_desc q6dsp_clk_q6afe __maybe_unused = {
+ .clks = q6afe_clks,
+ .num_clks = ARRAY_SIZE(q6afe_clks),
+ .lpass_set_clk = q6afe_set_lpass_clock,
+ .lpass_vote_clk = q6afe_vote_lpass_core_hw,
+ .lpass_unvote_clk = q6afe_unvote_lpass_core_hw,
+};
#ifdef CONFIG_OF
static const struct of_device_id q6afe_clock_device_id[] = {
- { .compatible = "qcom,q6afe-clocks" },
+ { .compatible = "qcom,q6afe-clocks", .data = &q6dsp_clk_q6afe },
{},
};
MODULE_DEVICE_TABLE(of, q6afe_clock_device_id);
@@ -268,7 +111,7 @@ static struct platform_driver q6afe_clock_platform_driver = {
.name = "q6afe-clock",
.of_match_table = of_match_ptr(q6afe_clock_device_id),
},
- .probe = q6afe_clock_dev_probe,
+ .probe = q6dsp_clock_dev_probe,
};
module_platform_driver(q6afe_clock_platform_driver);