clk: ti: Convert to clk_hw based provider APIs
authorStephen Boyd <sboyd@codeaurora.org>
Fri, 31 Jul 2015 00:20:57 +0000 (17:20 -0700)
committerMichael Turquette <mturquette@baylibre.com>
Mon, 24 Aug 2015 23:48:58 +0000 (16:48 -0700)
We're removing struct clk from the clk provider API, so switch
this code to using the clk_hw based provider APIs.

Acked-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
drivers/clk/ti/autoidle.c
drivers/clk/ti/clkt_dpll.c
drivers/clk/ti/clock.h
drivers/clk/ti/divider.c
drivers/clk/ti/dpll3xxx.c
drivers/clk/ti/dpll44xx.c
drivers/clk/ti/gate.c

index 527f2c6dd0aa2630436792f49e66cb6de7d572e5..345af43465f0f9a27aeedc431b51d0733bc4b896 100644 (file)
@@ -169,21 +169,21 @@ int __init of_ti_clk_autoidle_setup(struct device_node *node)
 
 /**
  * omap2_init_clk_hw_omap_clocks - initialize an OMAP clock
- * @clk: struct clk * to initialize
+ * @hw: struct clk_hw * to initialize
  *
  * Add an OMAP clock @clk to the internal list of OMAP clocks.  Used
  * temporarily for autoidle handling, until this support can be
  * integrated into the common clock framework code in some way.  No
  * return value.
  */
-void omap2_init_clk_hw_omap_clocks(struct clk *clk)
+void omap2_init_clk_hw_omap_clocks(struct clk_hw *hw)
 {
        struct clk_hw_omap *c;
 
-       if (__clk_get_flags(clk) & CLK_IS_BASIC)
+       if (clk_hw_get_flags(hw) & CLK_IS_BASIC)
                return;
 
-       c = to_clk_hw_omap(__clk_get_hw(clk));
+       c = to_clk_hw_omap(hw);
        list_add(&c->node, &clk_hw_omap_clocks);
 }
 
index a01fc7f305c1975791c5c30b33c7beaafdee53e6..9023ca9caf84dde6b02c7ffacdded5244b16795d 100644 (file)
@@ -16,6 +16,7 @@
 
 #include <linux/kernel.h>
 #include <linux/errno.h>
+#include <linux/clk.h>
 #include <linux/clk-provider.h>
 #include <linux/io.h>
 #include <linux/clk/ti.h>
@@ -75,7 +76,7 @@ static int _dpll_test_fint(struct clk_hw_omap *clk, unsigned int n)
        dd = clk->dpll_data;
 
        /* DPLL divider must result in a valid jitter correction val */
-       fint = __clk_get_rate(__clk_get_parent(clk->hw.clk)) / n;
+       fint = clk_hw_get_rate(clk_hw_get_parent(&clk->hw)) / n;
 
        if (dd->flags & DPLL_J_TYPE) {
                fint_min = OMAP3PLUS_DPLL_FINT_JTYPE_MIN;
@@ -253,7 +254,7 @@ unsigned long omap2_get_dpll_rate(struct clk_hw_omap *clk)
        v >>= __ffs(dd->enable_mask);
 
        if (_omap2_dpll_is_in_bypass(v))
-               return __clk_get_rate(dd->clk_bypass);
+               return clk_get_rate(dd->clk_bypass);
 
        v = ti_clk_ll_ops->clk_readl(dd->mult_div1_reg);
        dpll_mult = v & dd->mult_mask;
@@ -261,7 +262,7 @@ unsigned long omap2_get_dpll_rate(struct clk_hw_omap *clk)
        dpll_div = v & dd->div1_mask;
        dpll_div >>= __ffs(dd->div1_mask);
 
-       dpll_clk = (long long)__clk_get_rate(dd->clk_ref) * dpll_mult;
+       dpll_clk = (long long)clk_get_rate(dd->clk_ref) * dpll_mult;
        do_div(dpll_clk, dpll_div + 1);
 
        return dpll_clk;
@@ -300,8 +301,8 @@ long omap2_dpll_round_rate(struct clk_hw *hw, unsigned long target_rate,
 
        dd = clk->dpll_data;
 
-       ref_rate = __clk_get_rate(dd->clk_ref);
-       clk_name = __clk_get_name(hw->clk);
+       ref_rate = clk_get_rate(dd->clk_ref);
+       clk_name = clk_hw_get_name(hw);
        pr_debug("clock: %s: starting DPLL round_rate, target rate %lu\n",
                 clk_name, target_rate);
 
index d8aafd3330583789b8be93988dfb7757213a6e89..90f3f472ae1c4c70e537c69a7a58e2d1168abddd 100644 (file)
@@ -204,7 +204,7 @@ int ti_clk_retry_init(struct device_node *node, struct clk_hw *hw,
                      ti_of_clk_init_cb_t func);
 int ti_clk_add_component(struct device_node *node, struct clk_hw *hw, int type);
 
-void omap2_init_clk_hw_omap_clocks(struct clk *clk);
+void omap2_init_clk_hw_omap_clocks(struct clk_hw *hw);
 int of_ti_clk_autoidle_setup(struct device_node *node);
 void omap2_clk_enable_init_clocks(const char **clk_names, u8 num_clocks);
 
index b6b2ac37dfadc1b43bb6348ac7732307e84ad89b..5b1726829e6df038de9e8502471cbb6b70414fd5 100644 (file)
@@ -109,7 +109,7 @@ static unsigned long ti_clk_divider_recalc_rate(struct clk_hw *hw,
        if (!div) {
                WARN(!(divider->flags & CLK_DIVIDER_ALLOW_ZERO),
                     "%s: Zero divisor and CLK_DIVIDER_ALLOW_ZERO not set\n",
-                    __clk_get_name(hw->clk));
+                    clk_hw_get_name(hw));
                return parent_rate;
        }
 
@@ -181,7 +181,7 @@ static int ti_clk_divider_bestdiv(struct clk_hw *hw, unsigned long rate,
                        *best_parent_rate = parent_rate_saved;
                        return i;
                }
-               parent_rate = __clk_round_rate(__clk_get_parent(hw->clk),
+               parent_rate = clk_hw_round_rate(clk_hw_get_parent(hw),
                                MULT_ROUND_UP(rate, i));
                now = DIV_ROUND_UP(parent_rate, i);
                if (now <= rate && now > best) {
@@ -194,7 +194,7 @@ static int ti_clk_divider_bestdiv(struct clk_hw *hw, unsigned long rate,
        if (!bestdiv) {
                bestdiv = _get_maxdiv(divider);
                *best_parent_rate =
-                       __clk_round_rate(__clk_get_parent(hw->clk), 1);
+                       clk_hw_round_rate(clk_hw_get_parent(hw), 1);
        }
 
        return bestdiv;
index 353a9b7720253eb0fec57e8f6d45d56e68c84fe4..f4dec00fb684f7743b0fcda3df6f245ac46b7b43 100644 (file)
@@ -69,7 +69,7 @@ static int _omap3_wait_dpll_status(struct clk_hw_omap *clk, u8 state)
        const char *clk_name;
 
        dd = clk->dpll_data;
-       clk_name = __clk_get_name(clk->hw.clk);
+       clk_name = clk_hw_get_name(&clk->hw);
 
        state <<= __ffs(dd->idlest_mask);
 
@@ -98,7 +98,7 @@ static u16 _omap3_dpll_compute_freqsel(struct clk_hw_omap *clk, u8 n)
        unsigned long fint;
        u16 f = 0;
 
-       fint = __clk_get_rate(clk->dpll_data->clk_ref) / n;
+       fint = clk_get_rate(clk->dpll_data->clk_ref) / n;
 
        pr_debug("clock: fint is %lu\n", fint);
 
@@ -145,7 +145,7 @@ static int _omap3_noncore_dpll_lock(struct clk_hw_omap *clk)
        u8 state = 1;
        int r = 0;
 
-       pr_debug("clock: locking DPLL %s\n", __clk_get_name(clk->hw.clk));
+       pr_debug("clock: locking DPLL %s\n", clk_hw_get_name(&clk->hw));
 
        dd = clk->dpll_data;
        state <<= __ffs(dd->idlest_mask);
@@ -193,7 +193,7 @@ static int _omap3_noncore_dpll_bypass(struct clk_hw_omap *clk)
                return -EINVAL;
 
        pr_debug("clock: configuring DPLL %s for low-power bypass\n",
-                __clk_get_name(clk->hw.clk));
+                clk_hw_get_name(&clk->hw));
 
        ai = omap3_dpll_autoidle_read(clk);
 
@@ -223,7 +223,7 @@ static int _omap3_noncore_dpll_stop(struct clk_hw_omap *clk)
        if (!(clk->dpll_data->modes & (1 << DPLL_LOW_POWER_STOP)))
                return -EINVAL;
 
-       pr_debug("clock: stopping DPLL %s\n", __clk_get_name(clk->hw.clk));
+       pr_debug("clock: stopping DPLL %s\n", clk_hw_get_name(&clk->hw));
 
        ai = omap3_dpll_autoidle_read(clk);
 
@@ -251,7 +251,7 @@ static void _lookup_dco(struct clk_hw_omap *clk, u8 *dco, u16 m, u8 n)
 {
        unsigned long fint, clkinp; /* watch out for overflow */
 
-       clkinp = __clk_get_rate(__clk_get_parent(clk->hw.clk));
+       clkinp = clk_hw_get_rate(clk_hw_get_parent(&clk->hw));
        fint = (clkinp / n) * m;
 
        if (fint < 1000000000)
@@ -277,7 +277,7 @@ static void _lookup_sddiv(struct clk_hw_omap *clk, u8 *sd_div, u16 m, u8 n)
        unsigned long clkinp, sd; /* watch out for overflow */
        int mod1, mod2;
 
-       clkinp = __clk_get_rate(__clk_get_parent(clk->hw.clk));
+       clkinp = clk_hw_get_rate(clk_hw_get_parent(&clk->hw));
 
        /*
         * target sigma-delta to near 250MHz
@@ -429,15 +429,15 @@ int omap3_noncore_dpll_enable(struct clk_hw *hw)
                if (r) {
                        WARN(1,
                             "%s: could not enable %s's clockdomain %s: %d\n",
-                            __func__, __clk_get_name(hw->clk),
+                            __func__, clk_hw_get_name(hw),
                             clk->clkdm_name, r);
                        return r;
                }
        }
 
-       parent = __clk_get_hw(__clk_get_parent(hw->clk));
+       parent = clk_hw_get_parent(hw);
 
-       if (__clk_get_rate(hw->clk) == __clk_get_rate(dd->clk_bypass)) {
+       if (clk_hw_get_rate(hw) == clk_get_rate(dd->clk_bypass)) {
                WARN_ON(parent != __clk_get_hw(dd->clk_bypass));
                r = _omap3_noncore_dpll_bypass(clk);
        } else {
@@ -489,7 +489,7 @@ int omap3_noncore_dpll_determine_rate(struct clk_hw *hw,
        if (!dd)
                return -EINVAL;
 
-       if (__clk_get_rate(dd->clk_bypass) == req->rate &&
+       if (clk_get_rate(dd->clk_bypass) == req->rate &&
            (dd->modes & (1 << DPLL_LOW_POWER_BYPASS))) {
                req->best_parent_hw = __clk_get_hw(dd->clk_bypass);
        } else {
@@ -553,8 +553,7 @@ int omap3_noncore_dpll_set_rate(struct clk_hw *hw, unsigned long rate,
        if (!dd)
                return -EINVAL;
 
-       if (__clk_get_hw(__clk_get_parent(hw->clk)) !=
-           __clk_get_hw(dd->clk_ref))
+       if (clk_hw_get_parent(hw) != __clk_get_hw(dd->clk_ref))
                return -EINVAL;
 
        if (dd->last_rounded_rate == 0)
@@ -567,7 +566,7 @@ int omap3_noncore_dpll_set_rate(struct clk_hw *hw, unsigned long rate,
        }
 
        pr_debug("%s: %s: set rate: locking rate to %lu.\n", __func__,
-                __clk_get_name(hw->clk), rate);
+                clk_hw_get_name(hw), rate);
 
        ret = omap3_noncore_dpll_program(clk, freqsel);
 
@@ -704,13 +703,11 @@ static void omap3_dpll_deny_idle(struct clk_hw_omap *clk)
 static struct clk_hw_omap *omap3_find_clkoutx2_dpll(struct clk_hw *hw)
 {
        struct clk_hw_omap *pclk = NULL;
-       struct clk *parent;
 
        /* Walk up the parents of clk, looking for a DPLL */
        do {
                do {
-                       parent = __clk_get_parent(hw->clk);
-                       hw = __clk_get_hw(parent);
+                       hw = clk_hw_get_parent(hw);
                } while (hw && (clk_hw_get_flags(hw) & CLK_IS_BASIC));
                if (!hw)
                        break;
index 73af77a90586e86db2955104470812f993c883cf..660d7436ac243a89a2ac2573a8b67a019bac0301 100644 (file)
@@ -94,7 +94,7 @@ static void omap4_dpll_lpmode_recalc(struct dpll_data *dd)
 {
        long fint, fout;
 
-       fint = __clk_get_rate(dd->clk_ref) / (dd->last_rounded_n + 1);
+       fint = clk_get_rate(dd->clk_ref) / (dd->last_rounded_n + 1);
        fout = fint * dd->last_rounded_m;
 
        if ((fint < OMAP4_DPLL_LP_FINT_MAX) && (fout < OMAP4_DPLL_LP_FOUT_MAX))
@@ -212,7 +212,7 @@ int omap4_dpll_regm4xen_determine_rate(struct clk_hw *hw,
        if (!dd)
                return -EINVAL;
 
-       if (__clk_get_rate(dd->clk_bypass) == req->rate &&
+       if (clk_get_rate(dd->clk_bypass) == req->rate &&
            (dd->modes & (1 << DPLL_LOW_POWER_BYPASS))) {
                req->best_parent_hw = __clk_get_hw(dd->clk_bypass);
        } else {
index 0c6fdfcd5f93a911178e334a87f371576bd18939..5429d35343639632a821548ef7837ccacd172a31 100644 (file)
@@ -62,7 +62,7 @@ static const struct clk_ops omap_gate_clk_hsdiv_restore_ops = {
  * (Any other value different from the Read value) to the
  * corresponding CM_CLKSEL register will refresh the dividers.
  */
-static int omap36xx_gate_clk_enable_with_hsdiv_restore(struct clk_hw *clk)
+static int omap36xx_gate_clk_enable_with_hsdiv_restore(struct clk_hw *hw)
 {
        struct clk_divider *parent;
        struct clk_hw *parent_hw;
@@ -70,10 +70,10 @@ static int omap36xx_gate_clk_enable_with_hsdiv_restore(struct clk_hw *clk)
        int ret;
 
        /* Clear PWRDN bit of HSDIVIDER */
-       ret = omap2_dflt_clk_enable(clk);
+       ret = omap2_dflt_clk_enable(hw);
 
        /* Parent is the x2 node, get parent of parent for the m2 div */
-       parent_hw = __clk_get_hw(__clk_get_parent(__clk_get_parent(clk->clk)));
+       parent_hw = clk_hw_get_parent(clk_hw_get_parent(hw));
        parent = to_clk_divider(parent_hw);
 
        /* Restore the dividers */