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authorLinus Torvalds <torvalds@linux-foundation.org>2022-05-29 11:38:27 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2022-05-29 11:38:27 -0700
commitb00ed48bb0a7c295facf9036135a573a5cdbe7de (patch)
treea14d3702971e30dfec8392af4f7b9e97d2246f95 /drivers/dma/mediatek
parentc3a9a3c5f5590e85da15d6201e415ff636fe5670 (diff)
parentd1a28597808268b87f156138aad3104aa255e62b (diff)
downloadlinux-b00ed48bb0a7c295facf9036135a573a5cdbe7de.tar.bz2
Merge tag 'dmaengine-5.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine
Pull dmaengine updates from Vinod Koul: "Nothing special, this includes a couple of new device support and new driver support and bunch of driver updates. New support: - Tegra gpcdma driver support - Qualcomm SM8350, Sm8450 and SC7280 device support - Renesas RZN1 dma and platform support Updates: - stm32 device pause/resume support and updates - DMA memset ops Documentation and usage clarification - deprecate '#dma-channels' & '#dma-requests' bindings - driver updates for stm32, ptdma idsx etc" * tag 'dmaengine-5.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine: (87 commits) dmaengine: idxd: make idxd_wq_enable() return 0 if wq is already enabled dmaengine: sun6i: Add support for the D1 variant dmaengine: sun6i: Add support for 34-bit physical addresses dmaengine: sun6i: Do not use virt_to_phys dt-bindings: dma: sun50i-a64: Add compatible for D1 dmaengine: tegra: Remove unused switch case dmaengine: tegra: Fix uninitialized variable usage dmaengine: stm32-dma: add device_pause/device_resume support dmaengine: stm32-dma: rename pm ops before dma pause/resume introduction dmaengine: stm32-dma: pass DMA_SxSCR value to stm32_dma_handle_chan_done() dmaengine: stm32-dma: introduce stm32_dma_sg_inc to manage chan->next_sg dmaengine: stm32-dmamux: avoid reset of dmamux if used by coprocessor dmaengine: qcom: gpi: Add support for sc7280 dt-bindings: dma: pl330: Add power-domains dmaengine: stm32-mdma: use dev_dbg on non-busy channel spurious it dmaengine: stm32-mdma: fix chan initialization in stm32_mdma_irq_handler() dmaengine: stm32-mdma: remove GISR1 register dmaengine: ti: deprecate '#dma-channels' dmaengine: mmp: deprecate '#dma-channels' dmaengine: pxa: deprecate '#dma-channels' and '#dma-requests' ...
Diffstat (limited to 'drivers/dma/mediatek')
-rw-r--r--drivers/dma/mediatek/mtk-cqdma.c12
-rw-r--r--drivers/dma/mediatek/mtk-hsdma.c13
2 files changed, 9 insertions, 16 deletions
diff --git a/drivers/dma/mediatek/mtk-cqdma.c b/drivers/dma/mediatek/mtk-cqdma.c
index 41ef9f15d3d5..f8847c48ba03 100644
--- a/drivers/dma/mediatek/mtk-cqdma.c
+++ b/drivers/dma/mediatek/mtk-cqdma.c
@@ -751,7 +751,6 @@ static int mtk_cqdma_probe(struct platform_device *pdev)
struct mtk_cqdma_device *cqdma;
struct mtk_cqdma_vchan *vc;
struct dma_device *dd;
- struct resource *res;
int err;
u32 i;
@@ -824,13 +823,10 @@ static int mtk_cqdma_probe(struct platform_device *pdev)
return PTR_ERR(cqdma->pc[i]->base);
/* allocate IRQ resource */
- res = platform_get_resource(pdev, IORESOURCE_IRQ, i);
- if (!res) {
- dev_err(&pdev->dev, "No irq resource for %s\n",
- dev_name(&pdev->dev));
- return -EINVAL;
- }
- cqdma->pc[i]->irq = res->start;
+ err = platform_get_irq(pdev, i);
+ if (err < 0)
+ return err;
+ cqdma->pc[i]->irq = err;
err = devm_request_irq(&pdev->dev, cqdma->pc[i]->irq,
mtk_cqdma_irq, 0, dev_name(&pdev->dev),
diff --git a/drivers/dma/mediatek/mtk-hsdma.c b/drivers/dma/mediatek/mtk-hsdma.c
index 6ad8afbb95f2..9ebd9231f62f 100644
--- a/drivers/dma/mediatek/mtk-hsdma.c
+++ b/drivers/dma/mediatek/mtk-hsdma.c
@@ -601,7 +601,7 @@ static void mtk_hsdma_free_rooms_in_ring(struct mtk_hsdma_device *hsdma)
cb->flag = 0;
}
- cb->vd = 0;
+ cb->vd = NULL;
/*
* Recycle the RXD with the helper WRITE_ONCE that can ensure
@@ -923,13 +923,10 @@ static int mtk_hsdma_probe(struct platform_device *pdev)
return PTR_ERR(hsdma->clk);
}
- res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
- if (!res) {
- dev_err(&pdev->dev, "No irq resource for %s\n",
- dev_name(&pdev->dev));
- return -EINVAL;
- }
- hsdma->irq = res->start;
+ err = platform_get_irq(pdev, 0);
+ if (err < 0)
+ return err;
+ hsdma->irq = err;
refcount_set(&hsdma->pc_refcnt, 0);
spin_lock_init(&hsdma->lock);