diff options
Diffstat (limited to 'drivers/dpll/zl3073x/core.h')
| -rw-r--r-- | drivers/dpll/zl3073x/core.h | 184 |
1 files changed, 62 insertions, 122 deletions
diff --git a/drivers/dpll/zl3073x/core.h b/drivers/dpll/zl3073x/core.h index 1dca4ddcf235..09bca2d0926d 100644 --- a/drivers/dpll/zl3073x/core.h +++ b/drivers/dpll/zl3073x/core.h @@ -9,7 +9,10 @@ #include <linux/mutex.h> #include <linux/types.h> +#include "out.h" +#include "ref.h" #include "regs.h" +#include "synth.h" struct device; struct regmap; @@ -28,42 +31,6 @@ struct zl3073x_dpll; ZL3073X_NUM_OUTPUT_PINS) /** - * struct zl3073x_ref - input reference invariant info - * @enabled: input reference is enabled or disabled - * @diff: true if input reference is differential - * @ffo: current fractional frequency offset - */ -struct zl3073x_ref { - bool enabled; - bool diff; - s64 ffo; -}; - -/** - * struct zl3073x_out - output invariant info - * @enabled: out is enabled or disabled - * @synth: synthesizer the out is connected to - * @signal_format: out signal format - */ -struct zl3073x_out { - bool enabled; - u8 synth; - u8 signal_format; -}; - -/** - * struct zl3073x_synth - synthesizer invariant info - * @freq: synthesizer frequency - * @dpll: ID of DPLL the synthesizer is driven by - * @enabled: synth is enabled or disabled - */ -struct zl3073x_synth { - u32 freq; - u8 dpll; - bool enabled; -}; - -/** * struct zl3073x_dev - zl3073x device * @dev: pointer to device * @regmap: regmap to access device registers @@ -175,7 +142,6 @@ int zl3073x_write_hwreg_seq(struct zl3073x_dev *zldev, * Misc operations *****************/ -int zl3073x_ref_freq_factorize(u32 freq, u16 *base, u16 *mult); int zl3073x_ref_phase_offsets_update(struct zl3073x_dev *zldev, int channel); static inline bool @@ -217,172 +183,141 @@ zl3073x_output_pin_out_get(u8 id) } /** - * zl3073x_ref_ffo_get - get current fractional frequency offset + * zl3073x_dev_ref_freq_get - get input reference frequency * @zldev: pointer to zl3073x device * @index: input reference index * - * Return: the latest measured fractional frequency offset + * Return: frequency of given input reference */ -static inline s64 -zl3073x_ref_ffo_get(struct zl3073x_dev *zldev, u8 index) +static inline u32 +zl3073x_dev_ref_freq_get(struct zl3073x_dev *zldev, u8 index) { - return zldev->ref[index].ffo; + const struct zl3073x_ref *ref = zl3073x_ref_state_get(zldev, index); + + return zl3073x_ref_freq_get(ref); } /** - * zl3073x_ref_is_diff - check if the given input reference is differential + * zl3073x_dev_ref_is_diff - check if the given input reference is differential * @zldev: pointer to zl3073x device * @index: input reference index * * Return: true if reference is differential, false if reference is single-ended */ static inline bool -zl3073x_ref_is_diff(struct zl3073x_dev *zldev, u8 index) +zl3073x_dev_ref_is_diff(struct zl3073x_dev *zldev, u8 index) { - return zldev->ref[index].diff; + const struct zl3073x_ref *ref = zl3073x_ref_state_get(zldev, index); + + return zl3073x_ref_is_diff(ref); } -/** - * zl3073x_ref_is_enabled - check if the given input reference is enabled +/* + * zl3073x_dev_ref_is_status_ok - check the given input reference status * @zldev: pointer to zl3073x device * @index: input reference index * - * Return: true if input refernce is enabled, false otherwise + * Return: true if the status is ok, false otherwise */ static inline bool -zl3073x_ref_is_enabled(struct zl3073x_dev *zldev, u8 index) +zl3073x_dev_ref_is_status_ok(struct zl3073x_dev *zldev, u8 index) { - return zldev->ref[index].enabled; -} + const struct zl3073x_ref *ref = zl3073x_ref_state_get(zldev, index); -/** - * zl3073x_synth_dpll_get - get DPLL ID the synth is driven by - * @zldev: pointer to zl3073x device - * @index: synth index - * - * Return: ID of DPLL the given synthetizer is driven by - */ -static inline u8 -zl3073x_synth_dpll_get(struct zl3073x_dev *zldev, u8 index) -{ - return zldev->synth[index].dpll; + return zl3073x_ref_is_status_ok(ref); } /** - * zl3073x_synth_freq_get - get synth current freq + * zl3073x_dev_synth_freq_get - get synth current freq * @zldev: pointer to zl3073x device * @index: synth index * * Return: frequency of given synthetizer */ static inline u32 -zl3073x_synth_freq_get(struct zl3073x_dev *zldev, u8 index) +zl3073x_dev_synth_freq_get(struct zl3073x_dev *zldev, u8 index) { - return zldev->synth[index].freq; -} + const struct zl3073x_synth *synth; -/** - * zl3073x_synth_is_enabled - check if the given synth is enabled - * @zldev: pointer to zl3073x device - * @index: synth index - * - * Return: true if synth is enabled, false otherwise - */ -static inline bool -zl3073x_synth_is_enabled(struct zl3073x_dev *zldev, u8 index) -{ - return zldev->synth[index].enabled; + synth = zl3073x_synth_state_get(zldev, index); + return zl3073x_synth_freq_get(synth); } /** - * zl3073x_out_synth_get - get synth connected to given output + * zl3073x_dev_out_synth_get - get synth connected to given output * @zldev: pointer to zl3073x device * @index: output index * * Return: index of synth connected to given output. */ static inline u8 -zl3073x_out_synth_get(struct zl3073x_dev *zldev, u8 index) +zl3073x_dev_out_synth_get(struct zl3073x_dev *zldev, u8 index) { - return zldev->out[index].synth; + const struct zl3073x_out *out = zl3073x_out_state_get(zldev, index); + + return zl3073x_out_synth_get(out); } /** - * zl3073x_out_is_enabled - check if the given output is enabled + * zl3073x_dev_out_is_enabled - check if the given output is enabled * @zldev: pointer to zl3073x device * @index: output index * * Return: true if the output is enabled, false otherwise */ static inline bool -zl3073x_out_is_enabled(struct zl3073x_dev *zldev, u8 index) +zl3073x_dev_out_is_enabled(struct zl3073x_dev *zldev, u8 index) { - u8 synth; + const struct zl3073x_out *out = zl3073x_out_state_get(zldev, index); + const struct zl3073x_synth *synth; + u8 synth_id; /* Output is enabled only if associated synth is enabled */ - synth = zl3073x_out_synth_get(zldev, index); - if (zl3073x_synth_is_enabled(zldev, synth)) - return zldev->out[index].enabled; + synth_id = zl3073x_out_synth_get(out); + synth = zl3073x_synth_state_get(zldev, synth_id); - return false; + return zl3073x_synth_is_enabled(synth) && zl3073x_out_is_enabled(out); } /** - * zl3073x_out_signal_format_get - get output signal format - * @zldev: pointer to zl3073x device - * @index: output index - * - * Return: signal format of given output - */ -static inline u8 -zl3073x_out_signal_format_get(struct zl3073x_dev *zldev, u8 index) -{ - return zldev->out[index].signal_format; -} - -/** - * zl3073x_out_dpll_get - get DPLL ID the output is driven by + * zl3073x_dev_out_dpll_get - get DPLL ID the output is driven by * @zldev: pointer to zl3073x device * @index: output index * * Return: ID of DPLL the given output is driven by */ static inline -u8 zl3073x_out_dpll_get(struct zl3073x_dev *zldev, u8 index) +u8 zl3073x_dev_out_dpll_get(struct zl3073x_dev *zldev, u8 index) { - u8 synth; + const struct zl3073x_out *out = zl3073x_out_state_get(zldev, index); + const struct zl3073x_synth *synth; + u8 synth_id; /* Get synthesizer connected to given output */ - synth = zl3073x_out_synth_get(zldev, index); + synth_id = zl3073x_out_synth_get(out); + synth = zl3073x_synth_state_get(zldev, synth_id); /* Return DPLL that drives the synth */ - return zl3073x_synth_dpll_get(zldev, synth); + return zl3073x_synth_dpll_get(synth); } /** - * zl3073x_out_is_diff - check if the given output is differential + * zl3073x_dev_out_is_diff - check if the given output is differential * @zldev: pointer to zl3073x device * @index: output index * * Return: true if output is differential, false if output is single-ended */ static inline bool -zl3073x_out_is_diff(struct zl3073x_dev *zldev, u8 index) +zl3073x_dev_out_is_diff(struct zl3073x_dev *zldev, u8 index) { - switch (zl3073x_out_signal_format_get(zldev, index)) { - case ZL_OUTPUT_MODE_SIGNAL_FORMAT_LVDS: - case ZL_OUTPUT_MODE_SIGNAL_FORMAT_DIFF: - case ZL_OUTPUT_MODE_SIGNAL_FORMAT_LOWVCM: - return true; - default: - break; - } + const struct zl3073x_out *out = zl3073x_out_state_get(zldev, index); - return false; + return zl3073x_out_is_diff(out); } /** - * zl3073x_output_pin_is_enabled - check if the given output pin is enabled + * zl3073x_dev_output_pin_is_enabled - check if the given output pin is enabled * @zldev: pointer to zl3073x device * @id: output pin id * @@ -392,16 +327,21 @@ zl3073x_out_is_diff(struct zl3073x_dev *zldev, u8 index) * Return: true if output pin is enabled, false if output pin is disabled */ static inline bool -zl3073x_output_pin_is_enabled(struct zl3073x_dev *zldev, u8 id) +zl3073x_dev_output_pin_is_enabled(struct zl3073x_dev *zldev, u8 id) { - u8 output = zl3073x_output_pin_out_get(id); + u8 out_id = zl3073x_output_pin_out_get(id); + const struct zl3073x_out *out; + + out = zl3073x_out_state_get(zldev, out_id); - /* Check if the whole output is enabled */ - if (!zl3073x_out_is_enabled(zldev, output)) + /* Check if the output is enabled - call _dev_ helper that + * additionally checks for attached synth enablement. + */ + if (!zl3073x_dev_out_is_enabled(zldev, out_id)) return false; /* Check signal format */ - switch (zl3073x_out_signal_format_get(zldev, output)) { + switch (zl3073x_out_signal_format_get(out)) { case ZL_OUTPUT_MODE_SIGNAL_FORMAT_DISABLED: /* Both output pins are disabled by signal format */ return false; |