From: Abel Vesa <abel.vesa@linaro.org>
To: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>,
Amol Maheshwari <amahesh@qti.qualcomm.com>,
Andy Gross <agross@kernel.org>,
Bjorn Andersson <andersson@kernel.org>,
Konrad Dybcio <konrad.dybcio@somainline.org>,
Ekansh Gupta <quic_ekagupt@quicinc.com>
Cc: Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>,
Arnd Bergmann <arnd@arndb.de>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
linux-arm-msm@vger.kernel.org,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
devicetree@vger.kernel.org
Subject: [PATCH v2 02/10] misc: fastrpc: Add reserved mem support
Date: Fri, 2 Sep 2022 18:48:52 +0300 [thread overview]
Message-ID: <20220902154900.3404524-3-abel.vesa@linaro.org> (raw)
In-Reply-To: <20220902154900.3404524-1-abel.vesa@linaro.org>
The reserved mem support is needed for CMA heap support, which will be
used by AUDIOPD.
Co-developed-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Abel Vesa <abel.vesa@linaro.org>
---
drivers/misc/fastrpc.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/misc/fastrpc.c b/drivers/misc/fastrpc.c
index 8d803ee33904..52271f51800d 100644
--- a/drivers/misc/fastrpc.c
+++ b/drivers/misc/fastrpc.c
@@ -19,6 +19,7 @@
#include <linux/slab.h>
#include <linux/qcom_scm.h>
#include <uapi/misc/fastrpc.h>
+#include <linux/of_reserved_mem.h>
#define ADSP_DOMAIN_ID (0)
#define MDSP_DOMAIN_ID (1)
@@ -2064,6 +2065,9 @@ static int fastrpc_rpmsg_probe(struct rpmsg_device *rpdev)
return -EINVAL;
}
+ if (of_reserved_mem_device_init_by_idx(rdev, rdev->of_node, 0))
+ dev_info(rdev, "no reserved DMA memory for FASTRPC\n");
+
vmcount = of_property_read_variable_u32_array(rdev->of_node,
"qcom,vmids", &vmids[0], 0, FASTRPC_MAX_VMIDS);
if (vmcount < 0)
--
2.34.1
next prev parent reply other threads:[~2022-09-02 15:56 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-02 15:48 [PATCH v2 00/10] misc: fastrpc: Add audiopd support Abel Vesa
2022-09-02 15:48 ` [PATCH v2 01/10] misc: fastrpc: Rename audio protection domain to root Abel Vesa
2022-09-02 15:48 ` Abel Vesa [this message]
2022-09-02 15:48 ` [PATCH v2 03/10] dt-bindings: misc: fastrpc: Document memory-region property Abel Vesa
2022-09-04 19:29 ` Krzysztof Kozlowski
2022-09-05 7:53 ` Abel Vesa
2022-09-02 15:48 ` [PATCH v2 04/10] misc: fastrpc: Add fastrpc_remote_heap_alloc Abel Vesa
2022-09-02 15:48 ` [PATCH v2 05/10] misc: fastrpc: Use fastrpc_map_put in fastrpc_map_create on fail Abel Vesa
2022-09-06 14:10 ` Srinivas Kandagatla
2022-09-02 15:48 ` [PATCH v2 06/10] misc: fastrpc: Rework fastrpc_req_munmap Abel Vesa
2022-09-02 15:48 ` [PATCH v2 07/10] misc: fastrpc: Add support for audiopd Abel Vesa
2022-09-03 2:36 ` kernel test robot
2022-09-03 3:18 ` kernel test robot
2022-09-06 14:10 ` Srinivas Kandagatla
2022-09-02 15:48 ` [PATCH v2 08/10] misc: fastrpc: Safekeep mmaps on interrupted invoke Abel Vesa
2022-09-06 14:10 ` Srinivas Kandagatla
2022-09-02 15:48 ` [PATCH v2 09/10] misc: fastrpc: Add mmap request assigning for static PD pool Abel Vesa
2022-09-02 15:49 ` [PATCH v2 10/10] misc: fastrpc: Add dma_mask to fastrpc_channel_ctx Abel Vesa
2022-09-06 14:12 ` [PATCH v2 00/10] misc: fastrpc: Add audiopd support Srinivas Kandagatla
2022-09-07 10:01 ` Abel Vesa
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