diff options
Diffstat (limited to 'meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas/0075-MOST-core-fix-memory-allocation-at-arm64.patch')
| -rw-r--r-- | meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas/0075-MOST-core-fix-memory-allocation-at-arm64.patch | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas/0075-MOST-core-fix-memory-allocation-at-arm64.patch b/meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas/0075-MOST-core-fix-memory-allocation-at-arm64.patch new file mode 100644 index 0000000..33a7c3a --- /dev/null +++ b/meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas/0075-MOST-core-fix-memory-allocation-at-arm64.patch @@ -0,0 +1,54 @@ +From 90bfbf16c895aa53e1d017d4ce7f4f8121e0da3c Mon Sep 17 00:00:00 2001 +From: Andrey Gusakov <andrey.gusakov@cogentembedded.com> +Date: Fri, 7 Jul 2017 20:45:01 +0300 +Subject: [PATCH 113/114] MOST: core: fix memory allocation at arm64 + +Provide valid dev pointer to dma_alloc_coherent + +Signed-off-by: Andrey Gusakov <andrey.gusakov@cogentembedded.com> +--- + drivers/staging/most/hdm-dim2/dim2_hdm.c | 1 + + drivers/staging/most/mostcore/core.c | 2 +- + drivers/staging/most/mostcore/mostcore.h | 1 + + 3 files changed, 3 insertions(+), 1 deletion(-) + +diff --git a/drivers/staging/most/hdm-dim2/dim2_hdm.c b/drivers/staging/most/hdm-dim2/dim2_hdm.c +index c1beabc28fa8..81edf4f4beb3 100644 +--- a/drivers/staging/most/hdm-dim2/dim2_hdm.c ++++ b/drivers/staging/most/hdm-dim2/dim2_hdm.c +@@ -852,6 +852,7 @@ static int dim2_probe(struct platform_device *pdev) + dev->most_iface.enqueue = enqueue; + dev->most_iface.poison_channel = poison_channel; + dev->most_iface.request_netinfo = request_netinfo; ++ dev->most_iface.dev = &pdev->dev; + + if (np) { + const char *tmp; +diff --git a/drivers/staging/most/mostcore/core.c b/drivers/staging/most/mostcore/core.c +index 7c619feb12d3..ce56d5ca582c 100644 +--- a/drivers/staging/most/mostcore/core.c ++++ b/drivers/staging/most/mostcore/core.c +@@ -1265,7 +1265,7 @@ static int arm_mbo_chain(struct most_c_obj *c, int dir, + mbo->context = c; + mbo->ifp = c->iface; + mbo->hdm_channel_id = c->channel_id; +- mbo->virt_address = dma_alloc_coherent(NULL, ++ mbo->virt_address = dma_alloc_coherent(c->iface->dev, + coherent_buf_size, + &mbo->bus_address, + GFP_KERNEL); +diff --git a/drivers/staging/most/mostcore/mostcore.h b/drivers/staging/most/mostcore/mostcore.h +index 60e018e499ef..334908639067 100644 +--- a/drivers/staging/most/mostcore/mostcore.h ++++ b/drivers/staging/most/mostcore/mostcore.h +@@ -247,6 +247,7 @@ struct most_interface { + struct mbo *mbo); + int (*poison_channel)(struct most_interface *iface, int channel_idx); + void (*request_netinfo)(struct most_interface *iface, int channel_idx); ++ struct device *dev; + void *priv; + }; + +-- +2.13.0 + |