[Intel-xe] [PATCH v5 1/6] drm/xe: Add XE_MISSING_CASE macro

[Nilawar, Badal]

On 21-09-2023 21:33, Rodrigo Vivi wrote:
> On Thu, Sep 21, 2023 at 03:55:14PM +0530, Badal Nilawar wrote:
>> Add XE_MISSING_CASE macro to handle missing switch case
>>
>> v2: Add comment about macro usage (Himal)
>>
>> Cc: Andi Shyti <andi.shyti at linux.intel.com>
>> Signed-off-by: Badal Nilawar <badal.nilawar at intel.com>
>> Reviewed-by: Himal Prasad Ghimiray <himal.prasad.ghimiray at intel.com>
>> ---
>>   drivers/gpu/drm/xe/xe_macros.h | 4 ++++
>>   1 file changed, 4 insertions(+)
>>
>> diff --git a/drivers/gpu/drm/xe/xe_macros.h b/drivers/gpu/drm/xe/xe_macros.h
>> index daf56c846d03..6c74c69920ed 100644
>> --- a/drivers/gpu/drm/xe/xe_macros.h
>> +++ b/drivers/gpu/drm/xe/xe_macros.h
>> @@ -15,4 +15,8 @@
>>   			    "Ioctl argument check failed at %s:%d: %s", \
>>   			    __FILE__, __LINE__, #cond), 1))
>>   
>> +/* Parameter to macro should be a variable name */
>> +#define XE_MISSING_CASE(x) WARN(1, "Missing case (%s == %ld)\n", \
>> +				__stringify(x), (long)(x))
>> +
> 
> No, please! Let's not add unnecessary macros.
This was suggested by Andy, in fact he suggested to reuse existing 
MISSING_CASE macro from i915. As I couldn't find common place to move it 
I went with creating new one.

I will drop this patch and simply use drm_warn.

Regards,
Badal
> 
>>   #endif
>> -- 
>> 2.25.1
>>