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OpenCloudOS-Kernel
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Merge branch 'topic/mv_xor' into for-linus

This commit is contained in:
Vinod Koul 2018-08-17 17:58:24 +05:30
parent 2cc50b9f92 4bcde3a53e
commit 531dabc7a6
1 changed files with 10 additions and 6 deletions
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16
drivers/dma/mv_xor_v2.c
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@ -174,6 +174,7 @@ struct mv_xor_v2_device {
int desc_size;
unsigned int npendings;
unsigned int hw_queue_idx;
struct msi_desc *msi_desc;
};
/**
@ -588,11 +589,9 @@ static void mv_xor_v2_tasklet(unsigned long data)
*/
dma_cookie_complete(&next_pending_sw_desc->async_tx);
if (next_pending_sw_desc->async_tx.callback)
next_pending_sw_desc->async_tx.callback(
next_pending_sw_desc->async_tx.callback_param);
dma_descriptor_unmap(&next_pending_sw_desc->async_tx);
dmaengine_desc_get_callback_invoke(
&next_pending_sw_desc->async_tx, NULL);
}
dma_run_dependencies(&next_pending_sw_desc->async_tx);
@ -643,9 +642,9 @@ static int mv_xor_v2_descq_init(struct mv_xor_v2_device *xor_dev)
xor_dev->dma_base + MV_XOR_V2_DMA_DESQ_SIZE_OFF);
/* write the DESQ address to the DMA enngine*/
writel(xor_dev->hw_desq & 0xFFFFFFFF,
writel(lower_32_bits(xor_dev->hw_desq),
xor_dev->dma_base + MV_XOR_V2_DMA_DESQ_BALR_OFF);
writel((xor_dev->hw_desq & 0xFFFF00000000) >> 32,
writel(upper_32_bits(xor_dev->hw_desq),
xor_dev->dma_base + MV_XOR_V2_DMA_DESQ_BAHR_OFF);
/*
@ -780,6 +779,7 @@ static int mv_xor_v2_probe(struct platform_device *pdev)
msi_desc = first_msi_entry(&pdev->dev);
if (!msi_desc)
goto free_msi_irqs;
xor_dev->msi_desc = msi_desc;
ret = devm_request_irq(&pdev->dev, msi_desc->irq,
mv_xor_v2_interrupt_handler, 0,
@ -897,8 +897,12 @@ static int mv_xor_v2_remove(struct platform_device *pdev)
xor_dev->desc_size * MV_XOR_V2_DESC_NUM,
xor_dev->hw_desq_virt, xor_dev->hw_desq);
devm_free_irq(&pdev->dev, xor_dev->msi_desc->irq, xor_dev);
platform_msi_domain_free_irqs(&pdev->dev);
tasklet_kill(&xor_dev->irq_tasklet);
clk_disable_unprepare(xor_dev->clk);
return 0;