From 416acb41d4c773906f91360b07723add9bc6d5f8 Mon Sep 17 00:00:00 2001 From: "Rob Herring (Arm)" Date: Wed, 13 Aug 2025 16:49:48 -0500 Subject: media: Use of_reserved_mem_region_to_resource() for "memory-region" Use the newly added of_reserved_mem_region_to_resource() function to handle "memory-region" properties. Reviewed-by: Dikshita Agarwal Reviewed-by: Ming Qian Signed-off-by: Rob Herring (Arm) Reviewed-by: Bryan O'Donoghue Signed-off-by: Bryan O'Donoghue Signed-off-by: Hans Verkuil --- drivers/media/platform/qcom/iris/iris_firmware.c | 18 ++++++------------ 1 file changed, 6 insertions(+), 12 deletions(-) (limited to 'drivers/media/platform/qcom/iris/iris_firmware.c') diff --git a/drivers/media/platform/qcom/iris/iris_firmware.c b/drivers/media/platform/qcom/iris/iris_firmware.c index 9ab499fad946..679444327ed7 100644 --- a/drivers/media/platform/qcom/iris/iris_firmware.c +++ b/drivers/media/platform/qcom/iris/iris_firmware.c @@ -19,8 +19,7 @@ static int iris_load_fw_to_memory(struct iris_core *core, const char *fw_name) u32 pas_id = core->iris_platform_data->pas_id; const struct firmware *firmware = NULL; struct device *dev = core->dev; - struct reserved_mem *rmem; - struct device_node *node; + struct resource res; phys_addr_t mem_phys; size_t res_size; ssize_t fw_size; @@ -30,17 +29,12 @@ static int iris_load_fw_to_memory(struct iris_core *core, const char *fw_name) if (strlen(fw_name) >= MAX_FIRMWARE_NAME_SIZE - 4) return -EINVAL; - node = of_parse_phandle(dev->of_node, "memory-region", 0); - if (!node) - return -EINVAL; - - rmem = of_reserved_mem_lookup(node); - of_node_put(node); - if (!rmem) - return -EINVAL; + ret = of_reserved_mem_region_to_resource(dev->of_node, 0, &res); + if (ret) + return ret; - mem_phys = rmem->base; - res_size = rmem->size; + mem_phys = res.start; + res_size = resource_size(&res); ret = request_firmware(&firmware, fw_name, dev); if (ret) -- cgit v1.2.3