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tegra: hwpm: Add dev_name details for NVDLA

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- NVDLA exposes a debug node for HWPM on QNX to send
Read/Write register Operation requests. This can be
accessed via the 'dev_name' property.
- Set fd to 1, to indicate that NVDLA has debug node
enabled.

Bug 3945000

Change-Id: I8a4859fbafa204c8f8e18292fbd224c4897a85be
Signed-off-by: vasukis <vasukis@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-hwpm/+/2908524
Reviewed-by: Vedashree Vidwans <vvidwans@nvidia.com>
Reviewed-by: Seema Khowala <seemaj@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
This commit is contained in:
vasukis
2023-05-22 15:42:27 +00:00
committed by mobile promotions
parent 26bd5451c2
commit c2ca6a1d6f
2 changed files with 7 additions and 7 deletions
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8
drivers/tegra/hwpm/hal/t234/ip/nvdla/t234_nvdla.c
View File

@@ -166,11 +166,11 @@ static struct hwpm_ip_inst t234_nvdla_inst_static_array[
.ip_dev = NULL,
.hwpm_ip_pm = NULL,
.hwpm_ip_reg_op = NULL,
.fd = -1,
.fd = 1,
},
.element_fs_mask = 0U,
.dev_name = "",
.dev_name = "/dev/nvdladebugfs/nvdla0/hwpm/ctrl",
},
{
.hw_inst_mask = BIT(1),
@@ -229,11 +229,11 @@ static struct hwpm_ip_inst t234_nvdla_inst_static_array[
.ip_dev = NULL,
.hwpm_ip_pm = NULL,
.hwpm_ip_reg_op = NULL,
.fd = -1,
.fd = 1,
},
.element_fs_mask = 0U,
.dev_name = "",
.dev_name = "/dev/nvdladebugfs/nvdla1/hwpm/ctrl",
},
};

6
drivers/tegra/hwpm/include/tegra_hwpm.h
View File

@@ -152,9 +152,9 @@ struct tegra_hwpm_ip_ops {
u32 inst_element_index, u64 reg_offset,
u32 *reg_data);
/*
* fd - is used to store the
* file descriptor of the IP devctl node
* in QNX
* fd - is used to store the file descriptor of the IP devctl node in QNX.
* Default is -1, which indicates the IP has no debug node enabled for Reg ops.
* Set to 1 if IP has debug node enabled for Reg ops.
*/
int fd;
};