diff options
Diffstat (limited to 'target')
| -rw-r--r-- | target/linux/ipq40xx/patches-4.14/040-dmaengine-qcom-bam-Process-multiple-pending-descript.patch | 21 |
1 files changed, 10 insertions, 11 deletions
diff --git a/target/linux/ipq40xx/patches-4.14/040-dmaengine-qcom-bam-Process-multiple-pending-descript.patch b/target/linux/ipq40xx/patches-4.14/040-dmaengine-qcom-bam-Process-multiple-pending-descript.patch index 1fe4eb036f..b685998356 100644 --- a/target/linux/ipq40xx/patches-4.14/040-dmaengine-qcom-bam-Process-multiple-pending-descript.patch +++ b/target/linux/ipq40xx/patches-4.14/040-dmaengine-qcom-bam-Process-multiple-pending-descript.patch @@ -132,7 +132,7 @@ Signed-off-by: Vinod Koul <vinod.koul@intel.com> async_desc->num_desc = num_alloc; async_desc->curr_desc = async_desc->desc; -@@ -685,29 +688,16 @@ err_out: +@@ -685,28 +688,16 @@ err_out: static int bam_dma_terminate_all(struct dma_chan *chan) { struct bam_chan *bchan = to_bam_chan(chan); @@ -159,15 +159,14 @@ Signed-off-by: Vinod Koul <vinod.koul@intel.com> - bam_chan_init_hw(bchan, bchan->curr_txd->dir); - list_add(&bchan->curr_txd->vd.node, &bchan->vc.desc_issued); - bchan->curr_txd = NULL; -- } + list_for_each_entry_safe(async_desc, tmp, + &bchan->desc_list, desc_node) { + list_add(&async_desc->vd.node, &bchan->vc.desc_issued); + list_del(&async_desc->desc_node); + } vchan_get_all_descriptors(&bchan->vc, &head); - spin_unlock_irqrestore(&bchan->vc.lock, flag); -@@ -778,9 +768,9 @@ static int bam_resume(struct dma_chan *c +@@ -778,9 +769,9 @@ static int bam_resume(struct dma_chan *c */ static u32 process_channel_irqs(struct bam_device *bdev) { @@ -179,7 +178,7 @@ Signed-off-by: Vinod Koul <vinod.koul@intel.com> srcs = readl_relaxed(bam_addr(bdev, 0, BAM_IRQ_SRCS_EE)); -@@ -800,27 +790,40 @@ static u32 process_channel_irqs(struct b +@@ -800,27 +791,40 @@ static u32 process_channel_irqs(struct b writel_relaxed(pipe_stts, bam_addr(bdev, i, BAM_P_IRQ_CLR)); spin_lock_irqsave(&bchan->vc.lock, flags); @@ -229,7 +228,7 @@ Signed-off-by: Vinod Koul <vinod.koul@intel.com> } spin_unlock_irqrestore(&bchan->vc.lock, flags); -@@ -882,6 +885,7 @@ static enum dma_status bam_tx_status(str +@@ -882,6 +886,7 @@ static enum dma_status bam_tx_status(str struct dma_tx_state *txstate) { struct bam_chan *bchan = to_bam_chan(chan); @@ -237,7 +236,7 @@ Signed-off-by: Vinod Koul <vinod.koul@intel.com> struct virt_dma_desc *vd; int ret; size_t residue = 0; -@@ -897,11 +901,17 @@ static enum dma_status bam_tx_status(str +@@ -897,11 +902,17 @@ static enum dma_status bam_tx_status(str spin_lock_irqsave(&bchan->vc.lock, flags); vd = vchan_find_desc(&bchan->vc, cookie); @@ -259,7 +258,7 @@ Signed-off-by: Vinod Koul <vinod.koul@intel.com> spin_unlock_irqrestore(&bchan->vc.lock, flags); -@@ -942,63 +952,86 @@ static void bam_start_dma(struct bam_cha +@@ -942,63 +953,86 @@ static void bam_start_dma(struct bam_cha { struct virt_dma_desc *vd = vchan_next_desc(&bchan->vc); struct bam_device *bdev = bchan->bdev; @@ -382,7 +381,7 @@ Signed-off-by: Vinod Koul <vinod.koul@intel.com> /* ensure descriptor writes and dma start not reordered */ wmb(); -@@ -1027,7 +1060,7 @@ static void dma_tasklet(unsigned long da +@@ -1027,7 +1061,7 @@ static void dma_tasklet(unsigned long da bchan = &bdev->channels[i]; spin_lock_irqsave(&bchan->vc.lock, flags); @@ -391,7 +390,7 @@ Signed-off-by: Vinod Koul <vinod.koul@intel.com> bam_start_dma(bchan); spin_unlock_irqrestore(&bchan->vc.lock, flags); } -@@ -1048,7 +1081,7 @@ static void bam_issue_pending(struct dma +@@ -1048,7 +1082,7 @@ static void bam_issue_pending(struct dma spin_lock_irqsave(&bchan->vc.lock, flags); /* if work pending and idle, start a transaction */ @@ -400,7 +399,7 @@ Signed-off-by: Vinod Koul <vinod.koul@intel.com> bam_start_dma(bchan); spin_unlock_irqrestore(&bchan->vc.lock, flags); -@@ -1152,6 +1185,7 @@ static void bam_channel_init(struct bam_ +@@ -1152,6 +1186,7 @@ static void bam_channel_init(struct bam_ vchan_init(&bchan->vc, &bdev->common); bchan->vc.desc_free = bam_dma_free_desc; |