clk: mmp: Convert to clk_hw based provider APIs

We're removing struct clk from the clk provider API, so switch
this code to using the clk_hw based provider APIs.

Cc: Chao Xie <chao.xie@marvell.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>

diff --git a/drivers/clk/mmp/clk-gate.c b/drivers/clk/mmp/clk-gate.c
index adbd9d64ded2b149f5b7411cf788de0459ed6542..d20cd3431ac27547121d8bc6412c460a45b1ff10 100644 (file)
--- a/drivers/clk/mmp/clk-gate.c
+++ b/drivers/clk/mmp/clk-gate.c
@@ -27,7 +27,6 @@
 static int mmp_clk_gate_enable(struct clk_hw *hw)
 {
        struct mmp_clk_gate *gate = to_clk_mmp_gate(hw);
-       struct clk *clk = hw->clk;
        unsigned long flags = 0;
        unsigned long rate;
        u32 tmp;
@@ -44,7 +43,7 @@ static int mmp_clk_gate_enable(struct clk_hw *hw)
                spin_unlock_irqrestore(gate->lock, flags);
 
        if (gate->flags & MMP_CLK_GATE_NEED_DELAY) {
-               rate = __clk_get_rate(clk);
+               rate = clk_hw_get_rate(hw);
                /* Need delay 2 cycles. */
                udelay(2000000/rate);
        }

diff --git a/drivers/clk/mmp/clk-mix.c b/drivers/clk/mmp/clk-mix.c
index 264882180bd307de5f49ea53d6b69e518dfe07ee..c554833cffc509a8d2e120c4af5873b8100e3018 100644 (file)
--- a/drivers/clk/mmp/clk-mix.c
+++ b/drivers/clk/mmp/clk-mix.c
@@ -113,15 +113,15 @@ static void _filter_clk_table(struct mmp_clk_mix *mix,
 {
        int i;
        struct mmp_clk_mix_clk_table *item;
-       struct clk *parent, *clk;
+       struct clk_hw *parent, *hw;
        unsigned long parent_rate;
 
-       clk = mix->hw.clk;
+       hw = &mix->hw;
 
        for (i = 0; i < table_size; i++) {
                item = &table[i];
-               parent = clk_get_parent_by_index(clk, item->parent_index);
-               parent_rate = __clk_get_rate(parent);
+               parent = clk_hw_get_parent_by_index(hw, item->parent_index);
+               parent_rate = clk_hw_get_rate(parent);
                if (parent_rate % item->rate) {
                        item->valid = 0;
                } else {
@@ -181,7 +181,7 @@ static int _set_rate(struct mmp_clk_mix *mix, u32 mux_val, u32 div_val,
 
                if (timeout == 0) {
                        pr_err("%s:%s cannot do frequency change\n",
-                               __func__, __clk_get_name(mix->hw.clk));
+                               __func__, clk_hw_get_name(&mix->hw));
                        ret = -EBUSY;
                        goto error;
                }
@@ -206,16 +206,14 @@ static int mmp_clk_mix_determine_rate(struct clk_hw *hw,
 {
        struct mmp_clk_mix *mix = to_clk_mix(hw);
        struct mmp_clk_mix_clk_table *item;
-       struct clk *parent, *parent_best, *mix_clk;
+       struct clk_hw *parent, *parent_best;
        unsigned long parent_rate, mix_rate, mix_rate_best, parent_rate_best;
        unsigned long gap, gap_best;
        u32 div_val_max;
        unsigned int div;
        int i, j;
 
-       mix_clk = hw->clk;
 
-       parent = NULL;
        mix_rate_best = 0;
        parent_rate_best = 0;
        gap_best = ULONG_MAX;
@@ -226,9 +224,9 @@ static int mmp_clk_mix_determine_rate(struct clk_hw *hw,
                        item = &mix->table[i];
                        if (item->valid == 0)
                                continue;
-                       parent = clk_get_parent_by_index(mix_clk,
+                       parent = clk_hw_get_parent_by_index(hw,
                                                        item->parent_index);
-                       parent_rate = __clk_get_rate(parent);
+                       parent_rate = clk_hw_get_rate(parent);
                        mix_rate = parent_rate / item->divisor;
                        gap = abs(mix_rate - req->rate);
                        if (parent_best == NULL || gap < gap_best) {
@@ -242,8 +240,8 @@ static int mmp_clk_mix_determine_rate(struct clk_hw *hw,
                }
        } else {
                for (i = 0; i < clk_hw_get_num_parents(hw); i++) {
-                       parent = clk_get_parent_by_index(mix_clk, i);
-                       parent_rate = __clk_get_rate(parent);
+                       parent = clk_hw_get_parent_by_index(hw, i);
+                       parent_rate = clk_hw_get_rate(parent);
                        div_val_max = _get_maxdiv(mix);
                        for (j = 0; j < div_val_max; j++) {
                                div = _get_div(mix, j);
@@ -266,7 +264,7 @@ found:
                return -EINVAL;
 
        req->best_parent_rate = parent_rate_best;
-       req->best_parent_hw = __clk_get_hw(parent_best);
+       req->best_parent_hw = parent_best;
        req->rate = mix_rate_best;
 
        return 0;
@@ -382,20 +380,19 @@ static int mmp_clk_set_rate(struct clk_hw *hw, unsigned long rate,
        struct mmp_clk_mix_clk_table *item;
        unsigned long parent_rate;
        unsigned int best_divisor;
-       struct clk *mix_clk, *parent;
+       struct clk_hw *parent;
        int i;
 
        best_divisor = best_parent_rate / rate;
 
-       mix_clk = hw->clk;
        if (mix->table) {
                for (i = 0; i < mix->table_size; i++) {
                        item = &mix->table[i];
                        if (item->valid == 0)
                                continue;
-                       parent = clk_get_parent_by_index(mix_clk,
+                       parent = clk_hw_get_parent_by_index(hw,
                                                        item->parent_index);
-                       parent_rate = __clk_get_rate(parent);
+                       parent_rate = clk_hw_get_rate(parent);
                        if (parent_rate == best_parent_rate
                                && item->divisor == best_divisor)
                                break;
@@ -409,8 +406,8 @@ static int mmp_clk_set_rate(struct clk_hw *hw, unsigned long rate,
                        return -EINVAL;
        } else {
                for (i = 0; i < clk_hw_get_num_parents(hw); i++) {
-                       parent = clk_get_parent_by_index(mix_clk, i);
-                       parent_rate = __clk_get_rate(parent);
+                       parent = clk_hw_get_parent_by_index(hw, i);
+                       parent_rate = clk_hw_get_rate(parent);
                        if (parent_rate == best_parent_rate)
                                break;
                }