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| author |   Khang Nguyen <khang.nguyen.xw@renesas.com> | 2019-08-07 09:00:55 +0700 |
|---|---|---|
| committer | Khang Nguyen <khang.nguyen.xw@renesas.com> | 2019-09-24 08:16:25 +0700 |
| commit | cf21fcdd14cc7ac7e5a1da5e6fcb4f01e0178f61 (patch) | |
| tree | 5637e59a47767f4ccaf17518789fa5ada22dd39c | |
| parent | dbfd499257183b664f8d1a1f64c161083320c2e0 (diff) | |
rcar-gen3: mmngrbuf: Add to support HW overlay mode
This commit adds a patch to confirm omxh264dec(mmngr) dmabuff passing
in HW overlay mode.
Signed-off-by: Khang Nguyen <khang.nguyen.xw@renesas.com>
Signed-off-by: Takamitsu Honda <takamitsu.honda.pv@renesas.com>
Change-Id: If463c657a449f5f746a43532034e9d475aaaaec7
2 files changed, 40 insertions, 0 deletions
diff --git a/meta-rcar-gen3/recipes-kernel/kernel-module-mmngr/kernel-module-mmngrbuf.bb b/meta-rcar-gen3/recipes-kernel/kernel-module-mmngr/kernel-module-mmngrbuf.bb index 4e99549..3ae960b 100644 --- a/meta-rcar-gen3/recipes-kernel/kernel-module-mmngr/kernel-module-mmngrbuf.bb +++ b/meta-rcar-gen3/recipes-kernel/kernel-module-mmngr/kernel-module-mmngrbuf.bb @@ -9,6 +9,11 @@ PR = "r0" S = "${WORKDIR}/git" MMNGRBUF_DRV_DIR = "mmngr_drv/mmngrbuf/mmngrbuf-module/files/mmngrbuf" +# Support HW overlay mode +SRC_URI_append = "\ + file://0001-mmngr_drv-mmngrbuf-Take-care-of-any-migration-of-sca.patch \ +" + includedir = "${RENESAS_DATADIR}/include" SSTATE_DUPWHITELIST += "${STAGING_INCDIR}" diff --git a/meta-rcar-gen3/recipes-kernel/kernel-module-mmngr/kernel-module-mmngrbuf/0001-mmngr_drv-mmngrbuf-Take-care-of-any-migration-of-sca.patch b/meta-rcar-gen3/recipes-kernel/kernel-module-mmngr/kernel-module-mmngrbuf/0001-mmngr_drv-mmngrbuf-Take-care-of-any-migration-of-sca.patch new file mode 100644 index 0000000..7e5ca0a --- /dev/null +++ b/meta-rcar-gen3/recipes-kernel/kernel-module-mmngr/kernel-module-mmngrbuf/0001-mmngr_drv-mmngrbuf-Take-care-of-any-migration-of-sca.patch @@ -0,0 +1,35 @@ +From 43d2cc7496340eea3f96cb3c3cf66139e0878f3c Mon Sep 17 00:00:00 2001 +From: Hai Nguyen Pham <hai.pham.ud@renesas.com> +Date: Tue, 26 Mar 2019 15:56:30 +0700 +Subject: [PATCH] mmngr_drv: mmngrbuf: Take care of any migration of + scatterlist + +MMNGRBUF should take care of any migration of scatterlist for +all (shared) users of the DMA buffer. Although we only care about +DMA addresses at the moment, this will benefit the DRM system that +uses the buffer allocated by MMNGR directly. + +Initialize the scatterlist entry so that it can be happily traversed. + +Signed-off-by: Hai Nguyen Pham <hai.pham.ud@renesas.com> +--- + mmngr_drv/mmngrbuf/mmngrbuf-module/files/mmngrbuf/drv/mmngr_buf_drv.c | 3 +++ + 1 file changed, 3 insertions(+) + +diff --git a/mmngr_drv/mmngrbuf/mmngrbuf-module/files/mmngrbuf/drv/mmngr_buf_drv.c b/mmngr_drv/mmngrbuf/mmngrbuf-module/files/mmngrbuf/drv/mmngr_buf_drv.c +index fe3db08..d9189e9 100644 +--- a/mmngr_drv/mmngrbuf/mmngrbuf-module/files/mmngrbuf/drv/mmngr_buf_drv.c ++++ b/mmngr_drv/mmngrbuf/mmngrbuf-module/files/mmngrbuf/drv/mmngr_buf_drv.c +@@ -256,6 +256,9 @@ static struct sg_table *dmabuf_map_dma_buf(struct dma_buf_attachment *attach, + return NULL; + } + ++ sg_set_page(sgt->sgl, pfn_to_page(PFN_DOWN(priv->hard_addr)), ++ priv->size, offset_in_page(priv->hard_addr)); ++ + sg_dma_address(sgt->sgl) = priv->hard_addr; + sg_dma_len(sgt->sgl) = priv->size; + +-- +2.7.4 + |