Bjorn, thanks for the comments!
On 02/08/2017 01:32 AM, Bjorn Andersson wrote:
> On Tue 07 Feb 05:10 PST 2017, Stanimir Varbanov wrote:
>
>> * firmware loader
>>
>
> I like the way this turns out, just some style comments below.
>
> [..]
>> diff --git a/drivers/media/platform/qcom/venus/firmware.c
>> b/drivers/media/platform/qcom/venus/firmware.c
>> new file mode 100644
>> index 000000000000..4057696abaf5
>> --- /dev/null
>> +++ b/drivers/media/platform/qcom/venus/firmware.c
>> @@ -0,0 +1,151 @@
>> +/*
>> + * Copyright (C) 2017 Linaro Ltd.
>> + *
>> + * This program is free software; you can redistribute it and/or modify
>> + * it under the terms of the GNU General Public License version 2 and
>> + * only version 2 as published by the Free Software Foundation.
>> + *
>> + * This program is distributed in the hope that it will be useful,
>> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
>> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
>> + * GNU General Public License for more details.
>> + *
>> + */
>> +
>> +#include <linux/dma-mapping.h>
>> +#include <linux/firmware.h>
>> +#include <linux/kernel.h>
>> +#include <linux/of.h>
>> +#include <linux/of_reserved_mem.h>
>> +#include <linux/slab.h>
>> +#include <linux/qcom_scm.h>
>> +#include <linux/soc/qcom/mdt_loader.h>
>> +
>> +#define VENUS_FIRMWARE_NAME "venus.mdt"
>> +#define VENUS_PAS_ID 9
>> +#define VENUS_FW_MEM_SIZE SZ_8M
>> +
>> +struct firmware_mem {
>> + struct device dev;
>> + void *mem_va;
>> + phys_addr_t mem_phys;
>> + size_t mem_size;
>> +};
>> +
>> +static struct firmware_mem fw;
>
> Rather than operating on a global variable I think you should either
> return your firmware_mem pointer or the device pointer to the caller of
> venus_boot() and have the core pass that back into venus_shutdown().
I will take your comments and will pass struct device *fw_dev as an
argument of venus_boot. Also I will move memory allocation in venus_boot
and by that way I don't need to keep memory attributes from above structure.
--
regards,
Stan
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