[PATCH] drm/i915/bmg: Load DMC

[Gustavo Sousa]

Quoting Bhadane, Dnyaneshwar (2024-05-13 08:21:31-03:00)
>
>
>> -----Original Message-----
>> From: Intel-xe <intel-xe-bounces at lists.freedesktop.org> On Behalf Of
>> Gustavo Sousa
>> Sent: Friday, May 10, 2024 7:36 PM
>> To: intel-gfx at lists.freedesktop.org; intel-xe at lists.freedesktop.org
>> Subject: [PATCH] drm/i915/bmg: Load DMC
>> 
>> Load Battlemage's DMC. We re-use XELPDP_DMC_MAX_FW_SIZE since BMG's
>> display is a derivative of Xe_LPD+ and has the same MMIO offset limits.
>> 
>> Signed-off-by: Gustavo Sousa <gustavo.sousa at intel.com>
>> ---
>
>Some CI skips/failures are in the CI result and those are not related to this change.
>LGTM. 
>Reviewed-by: Dnyaneshwar Bhadane <dnyaneshwar.bhadane at intel.com>

Yeah, CI failures are unrelated to this patch.

Pushed to drm-intel-next. Thanks for the review.

--
Gustavo Sousa

>
>>  drivers/gpu/drm/i915/display/intel_dmc.c | 6 ++++++
>>  1 file changed, 6 insertions(+)
>> 
>> diff --git a/drivers/gpu/drm/i915/display/intel_dmc.c
>> b/drivers/gpu/drm/i915/display/intel_dmc.c
>> index cbd2ac5671b1..63fccdda56c0 100644
>> --- a/drivers/gpu/drm/i915/display/intel_dmc.c
>> +++ b/drivers/gpu/drm/i915/display/intel_dmc.c
>> @@ -115,6 +115,9 @@ static bool dmc_firmware_param_disabled(struct
>> drm_i915_private *i915)
>>  #define XE2LPD_DMC_PATH                        DMC_PATH(xe2lpd)
>>  MODULE_FIRMWARE(XE2LPD_DMC_PATH);
>> 
>> +#define BMG_DMC_PATH                        DMC_PATH(bmg)
>> +MODULE_FIRMWARE(BMG_DMC_PATH);
>> +
>>  #define MTL_DMC_PATH                        DMC_PATH(mtl)
>>  MODULE_FIRMWARE(MTL_DMC_PATH);
>> 
>> @@ -166,6 +169,9 @@ static const char *dmc_firmware_default(struct
>> drm_i915_private *i915, u32 *size
>>          if (DISPLAY_VER_FULL(i915) == IP_VER(20, 0)) {
>>                  fw_path = XE2LPD_DMC_PATH;
>>                  max_fw_size = XE2LPD_DMC_MAX_FW_SIZE;
>> +        } else if (DISPLAY_VER_FULL(i915) == IP_VER(14, 1)) {
>> +                fw_path = BMG_DMC_PATH;
>> +                max_fw_size = XELPDP_DMC_MAX_FW_SIZE;
>>          } else if (DISPLAY_VER_FULL(i915) == IP_VER(14, 0)) {
>>                  fw_path = MTL_DMC_PATH;
>>                  max_fw_size = XELPDP_DMC_MAX_FW_SIZE;
>> --
>> 2.45.0
>