Messages in this thread Patch in this message | | | From | Adrian Hunter <> | Subject | [PATCH 2/2] dmaengine: intel_mid_dma: move pm_runtime_put | Date | Tue, 31 Jan 2012 12:49:00 +0200 |
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Move pm_runtime_put() to the end of intel_mid_dma_free_chan_resources() because there is no sense in allowing runtime suspend while the driver is still accessing the device.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> --- drivers/dma/intel_mid_dma.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/dma/intel_mid_dma.c b/drivers/dma/intel_mid_dma.c index 512e2ab..923476d 100644 --- a/drivers/dma/intel_mid_dma.c +++ b/drivers/dma/intel_mid_dma.c @@ -832,7 +832,6 @@ static void intel_mid_dma_free_chan_resources(struct dma_chan *chan) /*trying to free ch in use!!!!!*/ pr_err("ERR_MDMA: trying to free ch in use\n"); } - pm_runtime_put(&mid->pdev->dev); spin_lock_bh(&midc->lock); midc->descs_allocated = 0; list_for_each_entry_safe(desc, _desc, &midc->active_list, desc_node) { @@ -853,6 +852,7 @@ static void intel_mid_dma_free_chan_resources(struct dma_chan *chan) /* Disable CH interrupts */ iowrite32(MASK_INTR_REG(midc->ch_id), mid->dma_base + MASK_BLOCK); iowrite32(MASK_INTR_REG(midc->ch_id), mid->dma_base + MASK_ERR); + pm_runtime_put(&mid->pdev->dev); } /** -- 1.7.6.4
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