On Wed, 2022-03-23 at 12:01 -0700, Anusha Srivatsa wrote:
> Add Support to load dmc v2.06
>
> Cc: Madhumitha Tolakanahalli Pradeep
> <madhumitha.tolakanahalli.pradeep@xxxxxxxxx>
> Signed-off-by: Anusha Srivatsa <anusha.srivatsa@xxxxxxxxx>
> ---
> drivers/gpu/drm/i915/display/intel_dmc.c | 10 +++++++++-
> 1 file changed, 9 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_dmc.c
> b/drivers/gpu/drm/i915/display/intel_dmc.c
> index a719c0f379ba..462111a15304 100644
> --- a/drivers/gpu/drm/i915/display/intel_dmc.c
> +++ b/drivers/gpu/drm/i915/display/intel_dmc.c
> @@ -47,6 +47,10 @@
>
> #define DISPLAY_VER12_DMC_MAX_FW_SIZE ICL_DMC_MAX_FW_SIZE
>
> +#define DG2_DMC_PATH DMC_PATH(dg1, 2, 06)
^^ dg2
> +#define DG2_DMC_VERSION_REQUIRED DMC_VERSION(2, 6)
> +MODULE_FIRMWARE(DG2_DMC_PATH);
> +
> #define ADLP_DMC_PATH DMC_PATH(adlp, 2, 16)
> #define ADLP_DMC_VERSION_REQUIRED DMC_VERSION(2, 16)
> MODULE_FIRMWARE(ADLP_DMC_PATH);
> @@ -681,7 +685,11 @@ void intel_dmc_ucode_init(struct drm_i915_private
> *dev_priv)
> */
> intel_dmc_runtime_pm_get(dev_priv);
>
> - if (IS_ALDERLAKE_P(dev_priv)) {
> + if (IS_DG2(dev_priv)) {
> + dmc->fw_path = DG2_DMC_PATH;
> + dmc->required_version = DG2_DMC_VERSION_REQUIRED;
> + dmc->max_fw_size = DISPLAY_VER13_DMC_MAX_FW_SIZE;
> + } else if (IS_ALDERLAKE_P(dev_priv)) {
> dmc->fw_path = ADLP_DMC_PATH;
> dmc->required_version = ADLP_DMC_VERSION_REQUIRED;
> dmc->max_fw_size = DISPLAY_VER13_DMC_MAX_FW_SIZE;
Teeny error in DMC_PATH, the rest of the patch looks good.
- Madhumitha
