diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2022-12-19 08:47:33 -0600 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2022-12-19 08:47:33 -0600 |
commit | 1b6a349a40b9dc5fc510c856080e468e3782e5a9 (patch) | |
tree | 256af5200dfe22d8d7926b0a901000d6e1f43731 /include/linux | |
parent | e79041113b19b8c7b8410d862d4a3630debded58 (diff) | |
parent | 7cbf00bd4142cd88ac7ecbc4ea7b917a220cb721 (diff) |
Merge tag 'soundwire-6.2-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/soundwire
Pull soundwire updates from Vinod Koul:
"This include bunch of Intel driver code reorganization and support for
qcom v1.7.0 controller:
- intel: reorganization of hw_ops callbacks, splitting files etc
- qcom: support for v1.7.0 qcom controllers"
* tag 'soundwire-6.2-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/soundwire:
soundwire: intel: split auxdevice to different file
soundwire: intel: add in-band wake callbacks in hw_ops
soundwire: intel: add link power management callbacks in hw_ops
soundwire: intel: add bus management callbacks in hw_ops
soundwire: intel: add register_dai callback in hw_ops
soundwire: intel: add debugfs callbacks in hw_ops
soundwire: intel: start using hw_ops
dt-bindings: soundwire: Convert text bindings to DT Schema
soundwire: cadence: use dai_runtime_array instead of dma_data
soundwire: cadence: rename sdw_cdns_dai_dma_data as sdw_cdns_dai_runtime
soundwire: qcom: add support for v1.7 Soundwire Controller
dt-bindings: soundwire: qcom: add v1.7.0 support
soundwire: qcom: make reset optional for v1.6 controller
soundwire: qcom: remove unused SWRM_SPECIAL_CMD_ID
soundwire: dmi-quirks: add quirk variant for LAPBC710 NUC15
Diffstat (limited to 'include/linux')
-rw-r--r-- | include/linux/soundwire/sdw_intel.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/include/linux/soundwire/sdw_intel.h b/include/linux/soundwire/sdw_intel.h index d2f581feed67..91f0dc564fe5 100644 --- a/include/linux/soundwire/sdw_intel.h +++ b/include/linux/soundwire/sdw_intel.h @@ -233,6 +233,7 @@ struct sdw_intel_ctx { * struct sdw_intel_res - Soundwire Intel global resource structure, * typically populated by the DSP driver * + * @hw_ops: abstraction for platform ops * @count: link count * @mmio_base: mmio base of SoundWire registers * @irq: interrupt number @@ -249,6 +250,7 @@ struct sdw_intel_ctx { * @alh_base: sdw alh base. */ struct sdw_intel_res { + const struct sdw_intel_hw_ops *hw_ops; int count; void __iomem *mmio_base; int irq; @@ -290,4 +292,46 @@ irqreturn_t sdw_intel_thread(int irq, void *dev_id); #define SDW_INTEL_QUIRK_MASK_BUS_DISABLE BIT(1) +struct sdw_intel; + +/* struct intel_sdw_hw_ops - SoundWire ops for Intel platforms. + * @debugfs_init: initialize all debugfs capabilities + * @debugfs_exit: close and cleanup debugfs capabilities + * @register_dai: read all PDI information and register DAIs + * @check_clock_stop: throw error message if clock is not stopped. + * @start_bus: normal start + * @start_bus_after_reset: start after reset + * @start_bus_after_clock_stop: start after mode0 clock stop + * @stop_bus: stop all bus + * @link_power_up: power-up using chip-specific helpers + * @link_power_down: power-down with chip-specific helpers + * @shim_check_wake: check if a wake was received + * @shim_wake: enable/disable in-band wake management + * @pre_bank_switch: helper for bus management + * @post_bank_switch: helper for bus management + */ +struct sdw_intel_hw_ops { + void (*debugfs_init)(struct sdw_intel *sdw); + void (*debugfs_exit)(struct sdw_intel *sdw); + + int (*register_dai)(struct sdw_intel *sdw); + + void (*check_clock_stop)(struct sdw_intel *sdw); + int (*start_bus)(struct sdw_intel *sdw); + int (*start_bus_after_reset)(struct sdw_intel *sdw); + int (*start_bus_after_clock_stop)(struct sdw_intel *sdw); + int (*stop_bus)(struct sdw_intel *sdw, bool clock_stop); + + int (*link_power_up)(struct sdw_intel *sdw); + int (*link_power_down)(struct sdw_intel *sdw); + + int (*shim_check_wake)(struct sdw_intel *sdw); + void (*shim_wake)(struct sdw_intel *sdw, bool wake_enable); + + int (*pre_bank_switch)(struct sdw_intel *sdw); + int (*post_bank_switch)(struct sdw_intel *sdw); +}; + +extern const struct sdw_intel_hw_ops sdw_intel_cnl_hw_ops; + #endif |