From 786bf7fdaca4c75e7eba6e9aa3a8b5775fd21186 Mon Sep 17 00:00:00 2001 From: Daniel Golle Date: Mon, 21 Mar 2022 01:16:48 +0000 Subject: kernel: delete Linux 5.4 config and patches As the upcoming release will be based on Linux 5.10 only, remove all kernel configuration as well as patches for Linux 5.4. There were no targets still actively using Linux 5.4. Signed-off-by: Daniel Golle (cherry picked from commit 3a14580411adfb75f9a44eded9f41245b9e44606) --- ...ma-fsl-edma-v3-avoid-touch-unused-edma-ch.patch | 77 ---------------------- 1 file changed, 77 deletions(-) delete mode 100644 target/linux/layerscape/patches-5.4/806-dma-0014-MLK-18248-dma-fsl-edma-v3-avoid-touch-unused-edma-ch.patch (limited to 'target/linux/layerscape/patches-5.4/806-dma-0014-MLK-18248-dma-fsl-edma-v3-avoid-touch-unused-edma-ch.patch') diff --git a/target/linux/layerscape/patches-5.4/806-dma-0014-MLK-18248-dma-fsl-edma-v3-avoid-touch-unused-edma-ch.patch b/target/linux/layerscape/patches-5.4/806-dma-0014-MLK-18248-dma-fsl-edma-v3-avoid-touch-unused-edma-ch.patch deleted file mode 100644 index 828d673c2a..0000000000 --- a/target/linux/layerscape/patches-5.4/806-dma-0014-MLK-18248-dma-fsl-edma-v3-avoid-touch-unused-edma-ch.patch +++ /dev/null @@ -1,77 +0,0 @@ -From 13d8031dd480b23620923c39400831f7edc68276 Mon Sep 17 00:00:00 2001 -From: Robin Gong -Date: Thu, 10 May 2018 01:02:01 +0800 -Subject: [PATCH] MLK-18248: dma: fsl-edma-v3: avoid touch unused edma channel - -Avoid touch unused edma channel register in susped/resume, otherwise, -kernel crash if XRDC enabled in scfw. - -Signed-off-by: Robin Gong -Acked-by: Fugang Duan -(cherry picked from commit aa221c4aba34c6ce1ce5f561fa073bb8297cc0ff) ---- - drivers/dma/fsl-edma-v3.c | 11 +++++++++++ - 1 file changed, 11 insertions(+) - ---- a/drivers/dma/fsl-edma-v3.c -+++ b/drivers/dma/fsl-edma-v3.c -@@ -149,6 +149,7 @@ struct fsl_edma3_chan { - enum dma_status status; - enum fsl_edma3_pm_state pm_state; - bool idle; -+ bool used; - struct fsl_edma3_engine *edma3; - struct fsl_edma3_desc *edesc; - struct fsl_edma3_slave_config fsc; -@@ -226,6 +227,8 @@ static void fsl_edma3_enable_request(str - - val |= EDMA_CH_CSR_ERQ; - writel(val, addr + EDMA_CH_CSR); -+ -+ fsl_chan->used = true; - } - - static void fsl_edma3_disable_request(struct fsl_edma3_chan *fsl_chan) -@@ -281,6 +284,7 @@ static int fsl_edma3_terminate_all(struc - fsl_edma3_disable_request(fsl_chan); - fsl_chan->edesc = NULL; - fsl_chan->idle = true; -+ fsl_chan->used = false; - vchan_get_all_descriptors(&fsl_chan->vchan, &head); - spin_unlock_irqrestore(&fsl_chan->vchan.lock, flags); - vchan_dma_desc_free_list(&fsl_chan->vchan, &head); -@@ -805,6 +809,7 @@ static void fsl_edma3_free_chan_resource - vchan_dma_desc_free_list(&fsl_chan->vchan, &head); - dma_pool_destroy(fsl_chan->tcd_pool); - fsl_chan->tcd_pool = NULL; -+ fsl_chan->used = false; - } - - static int fsl_edma3_probe(struct platform_device *pdev) -@@ -900,6 +905,7 @@ static int fsl_edma3_probe(struct platfo - - fsl_chan->vchan.desc_free = fsl_edma3_free_desc; - vchan_init(&fsl_chan->vchan, &fsl_edma3->dma_dev); -+ fsl_chan->used = false; - } - - mutex_init(&fsl_edma3->fsl_edma3_mutex); -@@ -969,6 +975,8 @@ static int fsl_edma3_suspend_late(struct - fsl_chan = &fsl_edma->chans[i]; - addr = fsl_chan->membase; - -+ if (!fsl_chan->used) -+ continue; - spin_lock_irqsave(&fsl_chan->vchan.lock, flags); - fsl_edma->edma_regs[i].csr = readl(addr + EDMA_CH_CSR); - fsl_edma->edma_regs[i].sbr = readl(addr + EDMA_CH_SBR); -@@ -996,6 +1004,9 @@ static int fsl_edma3_resume_early(struct - fsl_chan = &fsl_edma->chans[i]; - addr = fsl_chan->membase; - -+ if (!fsl_chan->used) -+ continue; -+ - spin_lock_irqsave(&fsl_chan->vchan.lock, flags); - writel(fsl_edma->edma_regs[i].csr, addr + EDMA_CH_CSR); - writel(fsl_edma->edma_regs[i].sbr, addr + EDMA_CH_SBR); -- cgit v1.2.3