[Intel-gfx] [PATCH RESEND 1/6] drm/i915/dmc: use intel uncore functions for forcewake register access

Jani Nikula jani.nikula at intel.com
Thu Jan 23 14:18:30 UTC 2020


On Thu, 23 Jan 2020, Ville Syrjälä <ville.syrjala at linux.intel.com> wrote:
> On Thu, Jan 23, 2020 at 03:59:59PM +0200, Jani Nikula wrote:
>> Move away from I915_READ_FW() and I915_WRITE_FW() and switch to using
>> intel_uncore_read_fw() and intel_uncore_write_fw(), respectively.
>> 
>> No functional changes.
>> 
>> Signed-off-by: Jani Nikula <jani.nikula at intel.com>
>> ---
>>  drivers/gpu/drm/i915/intel_csr.c | 3 ++-
>>  1 file changed, 2 insertions(+), 1 deletion(-)
>> 
>> diff --git a/drivers/gpu/drm/i915/intel_csr.c b/drivers/gpu/drm/i915/intel_csr.c
>> index ae25960f74e0..6a408e11a3de 100644
>> --- a/drivers/gpu/drm/i915/intel_csr.c
>> +++ b/drivers/gpu/drm/i915/intel_csr.c
>> @@ -315,7 +315,8 @@ void intel_csr_load_program(struct drm_i915_private *dev_priv)
>>  	preempt_disable();
>>  
>>  	for (i = 0; i < fw_size; i++)
>> -		I915_WRITE_FW(CSR_PROGRAM(i), payload[i]);
>> +		intel_uncore_write_fw(&dev_priv->uncore, CSR_PROGRAM(i),
>> +				      payload[i]);
>
> Why uncore instead of de?

Good question! :)

BR,
Jani.


>
>>  
>>  	preempt_enable();
>>  
>> -- 
>> 2.20.1
>> 
>> _______________________________________________
>> Intel-gfx mailing list
>> Intel-gfx at lists.freedesktop.org
>> https://lists.freedesktop.org/mailman/listinfo/intel-gfx

-- 
Jani Nikula, Intel Open Source Graphics Center


More information about the Intel-gfx mailing list