Not sure what the original intention was here, but returning a random piece of
kernel memory to userspace because we didn't set the value at all is clearly
not a good idea.
This patch disallows reading the register and returns
a proper error code instead.
Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Tom St Denis <tom.stdenis@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
}
static const struct amdgpu_allowed_register_entry tonga_allowed_read_registers[] = {
}
static const struct amdgpu_allowed_register_entry tonga_allowed_read_registers[] = {
- {mmGB_MACROTILE_MODE7, true},
};
static const struct amdgpu_allowed_register_entry cz_allowed_read_registers[] = {
};
static const struct amdgpu_allowed_register_entry cz_allowed_read_registers[] = {
- {mmGB_TILE_MODE7, true},
- {mmGB_TILE_MODE12, true},
- {mmGB_TILE_MODE17, true},
- {mmGB_TILE_MODE23, true},
- {mmGB_MACROTILE_MODE7, true},
};
static const struct amdgpu_allowed_register_entry vi_allowed_read_registers[] = {
};
static const struct amdgpu_allowed_register_entry vi_allowed_read_registers[] = {