diff options
Diffstat (limited to '')
| -rw-r--r-- | sound/soc/intel/common/sst-dsp.c | 171 |
1 files changed, 3 insertions, 168 deletions
diff --git a/sound/soc/intel/common/sst-dsp.c b/sound/soc/intel/common/sst-dsp.c index ec66be269b69..229d09d61afb 100644 --- a/sound/soc/intel/common/sst-dsp.c +++ b/sound/soc/intel/common/sst-dsp.c @@ -10,7 +10,7 @@ #include <linux/interrupt.h> #include <linux/module.h> #include <linux/platform_device.h> -#include <linux/io.h> +#include <linux/io-64-nonatomic-lo-hi.h> #include <linux/delay.h> #include "sst-dsp.h" @@ -34,51 +34,16 @@ EXPORT_SYMBOL_GPL(sst_shim32_read); void sst_shim32_write64(void __iomem *addr, u32 offset, u64 value) { - memcpy_toio(addr + offset, &value, sizeof(value)); + writeq(value, addr + offset); } EXPORT_SYMBOL_GPL(sst_shim32_write64); u64 sst_shim32_read64(void __iomem *addr, u32 offset) { - u64 val; - - memcpy_fromio(&val, addr + offset, sizeof(val)); - return val; + return readq(addr + offset); } EXPORT_SYMBOL_GPL(sst_shim32_read64); -static inline void _sst_memcpy_toio_32(volatile u32 __iomem *dest, - u32 *src, size_t bytes) -{ - int i, words = bytes >> 2; - - for (i = 0; i < words; i++) - writel(src[i], dest + i); -} - -static inline void _sst_memcpy_fromio_32(u32 *dest, - const volatile __iomem u32 *src, size_t bytes) -{ - int i, words = bytes >> 2; - - for (i = 0; i < words; i++) - dest[i] = readl(src + i); -} - -void sst_memcpy_toio_32(struct sst_dsp *sst, - void __iomem *dest, void *src, size_t bytes) -{ - _sst_memcpy_toio_32(dest, src, bytes); -} -EXPORT_SYMBOL_GPL(sst_memcpy_toio_32); - -void sst_memcpy_fromio_32(struct sst_dsp *sst, void *dest, - void __iomem *src, size_t bytes) -{ - _sst_memcpy_fromio_32(dest, src, bytes); -} -EXPORT_SYMBOL_GPL(sst_memcpy_fromio_32); - /* Public API */ void sst_dsp_shim_write(struct sst_dsp *sst, u32 offset, u32 value) { @@ -103,29 +68,6 @@ u32 sst_dsp_shim_read(struct sst_dsp *sst, u32 offset) } EXPORT_SYMBOL_GPL(sst_dsp_shim_read); -void sst_dsp_shim_write64(struct sst_dsp *sst, u32 offset, u64 value) -{ - unsigned long flags; - - spin_lock_irqsave(&sst->spinlock, flags); - sst->ops->write64(sst->addr.shim, offset, value); - spin_unlock_irqrestore(&sst->spinlock, flags); -} -EXPORT_SYMBOL_GPL(sst_dsp_shim_write64); - -u64 sst_dsp_shim_read64(struct sst_dsp *sst, u32 offset) -{ - unsigned long flags; - u64 val; - - spin_lock_irqsave(&sst->spinlock, flags); - val = sst->ops->read64(sst->addr.shim, offset); - spin_unlock_irqrestore(&sst->spinlock, flags); - - return val; -} -EXPORT_SYMBOL_GPL(sst_dsp_shim_read64); - void sst_dsp_shim_write_unlocked(struct sst_dsp *sst, u32 offset, u32 value) { sst->ops->write(sst->addr.shim, offset, value); @@ -138,18 +80,6 @@ u32 sst_dsp_shim_read_unlocked(struct sst_dsp *sst, u32 offset) } EXPORT_SYMBOL_GPL(sst_dsp_shim_read_unlocked); -void sst_dsp_shim_write64_unlocked(struct sst_dsp *sst, u32 offset, u64 value) -{ - sst->ops->write64(sst->addr.shim, offset, value); -} -EXPORT_SYMBOL_GPL(sst_dsp_shim_write64_unlocked); - -u64 sst_dsp_shim_read64_unlocked(struct sst_dsp *sst, u32 offset) -{ - return sst->ops->read64(sst->addr.shim, offset); -} -EXPORT_SYMBOL_GPL(sst_dsp_shim_read64_unlocked); - int sst_dsp_shim_update_bits_unlocked(struct sst_dsp *sst, u32 offset, u32 mask, u32 value) { @@ -170,24 +100,6 @@ int sst_dsp_shim_update_bits_unlocked(struct sst_dsp *sst, u32 offset, } EXPORT_SYMBOL_GPL(sst_dsp_shim_update_bits_unlocked); -int sst_dsp_shim_update_bits64_unlocked(struct sst_dsp *sst, u32 offset, - u64 mask, u64 value) -{ - bool change; - u64 old, new; - - old = sst_dsp_shim_read64_unlocked(sst, offset); - - new = (old & (~mask)) | (value & mask); - - change = (old != new); - if (change) - sst_dsp_shim_write64_unlocked(sst, offset, new); - - return change; -} -EXPORT_SYMBOL_GPL(sst_dsp_shim_update_bits64_unlocked); - /* This is for registers bits with attribute RWC */ void sst_dsp_shim_update_bits_forced_unlocked(struct sst_dsp *sst, u32 offset, u32 mask, u32 value) @@ -217,19 +129,6 @@ int sst_dsp_shim_update_bits(struct sst_dsp *sst, u32 offset, } EXPORT_SYMBOL_GPL(sst_dsp_shim_update_bits); -int sst_dsp_shim_update_bits64(struct sst_dsp *sst, u32 offset, - u64 mask, u64 value) -{ - unsigned long flags; - bool change; - - spin_lock_irqsave(&sst->spinlock, flags); - change = sst_dsp_shim_update_bits64_unlocked(sst, offset, mask, value); - spin_unlock_irqrestore(&sst->spinlock, flags); - return change; -} -EXPORT_SYMBOL_GPL(sst_dsp_shim_update_bits64); - /* This is for registers bits with attribute RWC */ void sst_dsp_shim_update_bits_forced(struct sst_dsp *sst, u32 offset, u32 mask, u32 value) @@ -282,70 +181,6 @@ int sst_dsp_register_poll(struct sst_dsp *ctx, u32 offset, u32 mask, } EXPORT_SYMBOL_GPL(sst_dsp_register_poll); -void sst_dsp_dump(struct sst_dsp *sst) -{ - if (sst->ops->dump) - sst->ops->dump(sst); -} -EXPORT_SYMBOL_GPL(sst_dsp_dump); - -void sst_dsp_reset(struct sst_dsp *sst) -{ - if (sst->ops->reset) - sst->ops->reset(sst); -} -EXPORT_SYMBOL_GPL(sst_dsp_reset); - -int sst_dsp_boot(struct sst_dsp *sst) -{ - if (sst->ops->boot) - sst->ops->boot(sst); - - return 0; -} -EXPORT_SYMBOL_GPL(sst_dsp_boot); - -int sst_dsp_wake(struct sst_dsp *sst) -{ - if (sst->ops->wake) - return sst->ops->wake(sst); - - return 0; -} -EXPORT_SYMBOL_GPL(sst_dsp_wake); - -void sst_dsp_sleep(struct sst_dsp *sst) -{ - if (sst->ops->sleep) - sst->ops->sleep(sst); -} -EXPORT_SYMBOL_GPL(sst_dsp_sleep); - -void sst_dsp_stall(struct sst_dsp *sst) -{ - if (sst->ops->stall) - sst->ops->stall(sst); -} -EXPORT_SYMBOL_GPL(sst_dsp_stall); - -void sst_dsp_ipc_msg_tx(struct sst_dsp *dsp, u32 msg) -{ - sst_dsp_shim_write_unlocked(dsp, SST_IPCX, msg | SST_IPCX_BUSY); - trace_sst_ipc_msg_tx(msg); -} -EXPORT_SYMBOL_GPL(sst_dsp_ipc_msg_tx); - -u32 sst_dsp_ipc_msg_rx(struct sst_dsp *dsp) -{ - u32 msg; - - msg = sst_dsp_shim_read_unlocked(dsp, SST_IPCX); - trace_sst_ipc_msg_rx(msg); - - return msg; -} -EXPORT_SYMBOL_GPL(sst_dsp_ipc_msg_rx); - int sst_dsp_mailbox_init(struct sst_dsp *sst, u32 inbox_offset, size_t inbox_size, u32 outbox_offset, size_t outbox_size) { |