[PATCH] drm/i915/bmg: Load DMC

[Bhadane, Dnyaneshwar]

> -----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>

>  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