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Diffstat (limited to 'sound/soc/intel/atom/sst/sst.c')
-rw-r--r--sound/soc/intel/atom/sst/sst.c59
1 files changed, 12 insertions, 47 deletions
diff --git a/sound/soc/intel/atom/sst/sst.c b/sound/soc/intel/atom/sst/sst.c
index f9ba71315e33..8afdff457579 100644
--- a/sound/soc/intel/atom/sst/sst.c
+++ b/sound/soc/intel/atom/sst/sst.c
@@ -258,7 +258,7 @@ static ssize_t firmware_version_show(struct device *dev,
}
-DEVICE_ATTR_RO(firmware_version);
+static DEVICE_ATTR_RO(firmware_version);
static const struct attribute *sst_fw_version_attrs[] = {
&dev_attr_firmware_version.attr,
@@ -382,37 +382,6 @@ void sst_context_cleanup(struct intel_sst_drv *ctx)
}
EXPORT_SYMBOL_GPL(sst_context_cleanup);
-static inline void sst_save_shim64(struct intel_sst_drv *ctx,
- void __iomem *shim,
- struct sst_shim_regs64 *shim_regs)
-{
- unsigned long irq_flags;
-
- spin_lock_irqsave(&ctx->ipc_spin_lock, irq_flags);
-
- shim_regs->imrx = sst_shim_read64(shim, SST_IMRX);
- shim_regs->csr = sst_shim_read64(shim, SST_CSR);
-
-
- spin_unlock_irqrestore(&ctx->ipc_spin_lock, irq_flags);
-}
-
-static inline void sst_restore_shim64(struct intel_sst_drv *ctx,
- void __iomem *shim,
- struct sst_shim_regs64 *shim_regs)
-{
- unsigned long irq_flags;
-
- /*
- * we only need to restore IMRX for this case, rest will be
- * initialize by FW or driver when firmware is loaded
- */
- spin_lock_irqsave(&ctx->ipc_spin_lock, irq_flags);
- sst_shim_write64(shim, SST_IMRX, shim_regs->imrx);
- sst_shim_write64(shim, SST_CSR, shim_regs->csr);
- spin_unlock_irqrestore(&ctx->ipc_spin_lock, irq_flags);
-}
-
void sst_configure_runtime_pm(struct intel_sst_drv *ctx)
{
pm_runtime_set_autosuspend_delay(ctx->dev, SST_SUSPEND_DELAY);
@@ -432,8 +401,6 @@ void sst_configure_runtime_pm(struct intel_sst_drv *ctx)
pm_runtime_set_active(ctx->dev);
else
pm_runtime_put_noidle(ctx->dev);
-
- sst_save_shim64(ctx, ctx->shim, ctx->shim_regs64);
}
EXPORT_SYMBOL_GPL(sst_configure_runtime_pm);
@@ -457,8 +424,6 @@ static int intel_sst_runtime_suspend(struct device *dev)
flush_workqueue(ctx->post_msg_wq);
ctx->ops->reset(ctx);
- /* save the shim registers because PMC doesn't save state */
- sst_save_shim64(ctx, ctx->shim, ctx->shim_regs64);
return ret;
}
@@ -499,23 +464,23 @@ static int intel_sst_suspend(struct device *dev)
fw_save = kzalloc(sizeof(*fw_save), GFP_KERNEL);
if (!fw_save)
return -ENOMEM;
- fw_save->iram = kzalloc(ctx->iram_end - ctx->iram_base, GFP_KERNEL);
+ fw_save->iram = kvzalloc(ctx->iram_end - ctx->iram_base, GFP_KERNEL);
if (!fw_save->iram) {
ret = -ENOMEM;
goto iram;
}
- fw_save->dram = kzalloc(ctx->dram_end - ctx->dram_base, GFP_KERNEL);
+ fw_save->dram = kvzalloc(ctx->dram_end - ctx->dram_base, GFP_KERNEL);
if (!fw_save->dram) {
ret = -ENOMEM;
goto dram;
}
- fw_save->sram = kzalloc(SST_MAILBOX_SIZE, GFP_KERNEL);
+ fw_save->sram = kvzalloc(SST_MAILBOX_SIZE, GFP_KERNEL);
if (!fw_save->sram) {
ret = -ENOMEM;
goto sram;
}
- fw_save->ddr = kzalloc(ctx->ddr_end - ctx->ddr_base, GFP_KERNEL);
+ fw_save->ddr = kvzalloc(ctx->ddr_end - ctx->ddr_base, GFP_KERNEL);
if (!fw_save->ddr) {
ret = -ENOMEM;
goto ddr;
@@ -530,11 +495,11 @@ static int intel_sst_suspend(struct device *dev)
ctx->ops->reset(ctx);
return 0;
ddr:
- kfree(fw_save->sram);
+ kvfree(fw_save->sram);
sram:
- kfree(fw_save->dram);
+ kvfree(fw_save->dram);
dram:
- kfree(fw_save->iram);
+ kvfree(fw_save->iram);
iram:
kfree(fw_save);
return ret;
@@ -562,10 +527,10 @@ static int intel_sst_resume(struct device *dev)
memcpy32_toio(ctx->mailbox, fw_save->sram, SST_MAILBOX_SIZE);
memcpy32_toio(ctx->ddr, fw_save->ddr, ctx->ddr_end - ctx->ddr_base);
- kfree(fw_save->sram);
- kfree(fw_save->dram);
- kfree(fw_save->iram);
- kfree(fw_save->ddr);
+ kvfree(fw_save->sram);
+ kvfree(fw_save->dram);
+ kvfree(fw_save->iram);
+ kvfree(fw_save->ddr);
kfree(fw_save);
block = sst_create_block(ctx, 0, FW_DWNL_ID);