Lines Matching defs:nm
31 struct _ccu_nm *nm)
37 for (_n = nm->min_n; _n <= nm->max_n; _n++) {
38 for (_m = nm->min_m; _m <= nm->max_m; _m++) {
53 nm->n = best_n;
54 nm->m = best_m;
59 struct ccu_nm *nm = hw_to_ccu_nm(hw);
61 return ccu_gate_helper_disable(&nm->common, nm->enable);
66 struct ccu_nm *nm = hw_to_ccu_nm(hw);
68 return ccu_gate_helper_enable(&nm->common, nm->enable);
73 struct ccu_nm *nm = hw_to_ccu_nm(hw);
75 return ccu_gate_helper_is_enabled(&nm->common, nm->enable);
81 struct ccu_nm *nm = hw_to_ccu_nm(hw);
86 if (ccu_frac_helper_is_enabled(&nm->common, &nm->frac)) {
87 rate = ccu_frac_helper_read_rate(&nm->common, &nm->frac);
89 if (nm->common.features & CCU_FEATURE_FIXED_POSTDIV)
90 rate /= nm->fixed_post_div;
95 reg = readl(nm->common.base + nm->common.reg);
97 n = reg >> nm->n.shift;
98 n &= (1 << nm->n.width) - 1;
99 n += nm->n.offset;
103 m = reg >> nm->m.shift;
104 m &= (1 << nm->m.width) - 1;
105 m += nm->m.offset;
109 if (ccu_sdm_helper_is_enabled(&nm->common, &nm->sdm))
110 rate = ccu_sdm_helper_read_rate(&nm->common, &nm->sdm, m, n);
114 if (nm->common.features & CCU_FEATURE_FIXED_POSTDIV)
115 rate /= nm->fixed_post_div;
123 struct ccu_nm *nm = hw_to_ccu_nm(hw);
126 if (nm->common.features & CCU_FEATURE_FIXED_POSTDIV)
127 rate *= nm->fixed_post_div;
129 if (rate < nm->min_rate) {
130 rate = nm->min_rate;
131 if (nm->common.features & CCU_FEATURE_FIXED_POSTDIV)
132 rate /= nm->fixed_post_div;
136 if (nm->max_rate && rate > nm->max_rate) {
137 rate = nm->max_rate;
138 if (nm->common.features & CCU_FEATURE_FIXED_POSTDIV)
139 rate /= nm->fixed_post_div;
143 if (ccu_frac_helper_has_rate(&nm->common, &nm->frac, rate)) {
144 if (nm->common.features & CCU_FEATURE_FIXED_POSTDIV)
145 rate /= nm->fixed_post_div;
149 if (ccu_sdm_helper_has_rate(&nm->common, &nm->sdm, rate)) {
150 if (nm->common.features & CCU_FEATURE_FIXED_POSTDIV)
151 rate /= nm->fixed_post_div;
155 _nm.min_n = nm->n.min ?: 1;
156 _nm.max_n = nm->n.max ?: 1 << nm->n.width;
158 _nm.max_m = nm->m.max ?: 1 << nm->m.width;
163 if (nm->common.features & CCU_FEATURE_FIXED_POSTDIV)
164 rate /= nm->fixed_post_div;
172 struct ccu_nm *nm = hw_to_ccu_nm(hw);
178 if (nm->common.features & CCU_FEATURE_FIXED_POSTDIV)
179 rate = rate * nm->fixed_post_div;
181 if (ccu_frac_helper_has_rate(&nm->common, &nm->frac, rate)) {
182 spin_lock_irqsave(nm->common.lock, flags);
185 reg = readl(nm->common.base + nm->common.reg);
186 reg &= ~GENMASK(nm->m.width + nm->m.shift - 1, nm->m.shift);
187 writel(reg, nm->common.base + nm->common.reg);
189 spin_unlock_irqrestore(nm->common.lock, flags);
191 ccu_frac_helper_enable(&nm->common, &nm->frac);
193 return ccu_frac_helper_set_rate(&nm->common, &nm->frac,
194 rate, nm->lock);
196 ccu_frac_helper_disable(&nm->common, &nm->frac);
199 _nm.min_n = nm->n.min ?: 1;
200 _nm.max_n = nm->n.max ?: 1 << nm->n.width;
202 _nm.max_m = nm->m.max ?: 1 << nm->m.width;
204 if (ccu_sdm_helper_has_rate(&nm->common, &nm->sdm, rate)) {
205 ccu_sdm_helper_enable(&nm->common, &nm->sdm, rate);
208 ccu_sdm_helper_get_factors(&nm->common, &nm->sdm, rate,
211 ccu_sdm_helper_disable(&nm->common, &nm->sdm);
215 spin_lock_irqsave(nm->common.lock, flags);
217 reg = readl(nm->common.base + nm->common.reg);
218 reg &= ~GENMASK(nm->n.width + nm->n.shift - 1, nm->n.shift);
219 reg &= ~GENMASK(nm->m.width + nm->m.shift - 1, nm->m.shift);
221 reg |= (_nm.n - nm->n.offset) << nm->n.shift;
222 reg |= (_nm.m - nm->m.offset) << nm->m.shift;
223 writel(reg, nm->common.base + nm->common.reg);
225 spin_unlock_irqrestore(nm->common.lock, flags);
227 ccu_helper_wait_for_lock(&nm->common, nm->lock);