On Tue, Mar 17, 2015 at 11:39:54AM +0200, Imre Deak wrote:
> From: Satheeshakrishna M <satheeshakrishn...@intel.com>
>
> Add BXT power domains
>
> v2: Use DOMAIN_PLLS instead of a new CDCLK one, whitespace fixes
> (Damien)
> v3: add VGA, TRANSCODER_A power domains (imre)
>
> Signed-off-by: Satheeshakrishna M <satheeshakrishn...@intel.com> (v1)
> Signed-off-by: Damien Lespiau <damien.lesp...@intel.com> (v2)
> Signed-off-by: Imre Deak <imre.d...@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
> ---
> drivers/gpu/drm/i915/intel_runtime_pm.c | 55
> +++++++++++++++++++++++++++++++++
> 1 file changed, 55 insertions(+)
>
> diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c
> b/drivers/gpu/drm/i915/intel_runtime_pm.c
> index ce00e69..ff5cce3 100644
> --- a/drivers/gpu/drm/i915/intel_runtime_pm.c
> +++ b/drivers/gpu/drm/i915/intel_runtime_pm.c
> @@ -319,6 +319,38 @@ static void hsw_set_power_well(struct drm_i915_private
> *dev_priv,
> SKL_DISPLAY_MISC_IO_POWER_DOMAINS)) | \
> BIT(POWER_DOMAIN_INIT))
>
> +#define BXT_DISPLAY_POWERWELL_2_POWER_DOMAINS ( \
> + BIT(POWER_DOMAIN_TRANSCODER_A) | \
> + BIT(POWER_DOMAIN_PIPE_B) | \
> + BIT(POWER_DOMAIN_TRANSCODER_B) | \
> + BIT(POWER_DOMAIN_PIPE_C) | \
> + BIT(POWER_DOMAIN_TRANSCODER_C) | \
> + BIT(POWER_DOMAIN_PIPE_B_PANEL_FITTER) | \
> + BIT(POWER_DOMAIN_PIPE_C_PANEL_FITTER) | \
> + BIT(POWER_DOMAIN_PORT_DDI_B_2_LANES) | \
> + BIT(POWER_DOMAIN_PORT_DDI_B_4_LANES) | \
> + BIT(POWER_DOMAIN_PORT_DDI_C_2_LANES) | \
> + BIT(POWER_DOMAIN_PORT_DDI_C_4_LANES) | \
> + BIT(POWER_DOMAIN_AUX_B) | \
> + BIT(POWER_DOMAIN_AUX_C) | \
> + BIT(POWER_DOMAIN_AUDIO) | \
> + BIT(POWER_DOMAIN_VGA) | \
> + BIT(POWER_DOMAIN_INIT))
> +#define BXT_DISPLAY_POWERWELL_1_POWER_DOMAINS ( \
> + BXT_DISPLAY_POWERWELL_2_POWER_DOMAINS | \
> + BIT(POWER_DOMAIN_PIPE_A) | \
> + BIT(POWER_DOMAIN_TRANSCODER_EDP) | \
> + BIT(POWER_DOMAIN_PIPE_A_PANEL_FITTER) | \
> + BIT(POWER_DOMAIN_PORT_DDI_A_2_LANES) | \
> + BIT(POWER_DOMAIN_PORT_DDI_A_4_LANES) | \
> + BIT(POWER_DOMAIN_AUX_A) | \
> + BIT(POWER_DOMAIN_PLLS) | \
> + BIT(POWER_DOMAIN_INIT))
> +#define BXT_DISPLAY_ALWAYS_ON_POWER_DOMAINS ( \
> + (POWER_DOMAIN_MASK & ~(BXT_DISPLAY_POWERWELL_1_POWER_DOMAINS | \
> + BXT_DISPLAY_POWERWELL_2_POWER_DOMAINS)) | \
> + BIT(POWER_DOMAIN_INIT))
> +
> static void skl_set_power_well(struct drm_i915_private *dev_priv,
> struct i915_power_well *power_well, bool enable)
> {
> @@ -1313,6 +1345,27 @@ static struct i915_power_well skl_power_wells[] = {
> },
> };
>
> +static struct i915_power_well bxt_power_wells[] = {
> + {
> + .name = "always-on",
> + .always_on = 1,
> + .domains = BXT_DISPLAY_ALWAYS_ON_POWER_DOMAINS,
> + .ops = &i9xx_always_on_power_well_ops,
> + },
> + {
> + .name = "power well 1",
> + .domains = BXT_DISPLAY_POWERWELL_1_POWER_DOMAINS,
> + .ops = &skl_power_well_ops,
> + .data = SKL_DISP_PW_1,
> + },
> + {
> + .name = "power well 2",
> + .domains = BXT_DISPLAY_POWERWELL_2_POWER_DOMAINS,
> + .ops = &skl_power_well_ops,
> + .data = SKL_DISP_PW_2,
> + }
> +};
> +
> #define set_power_wells(power_domains, __power_wells) ({ \
> (power_domains)->power_wells = (__power_wells); \
> (power_domains)->power_well_count = ARRAY_SIZE(__power_wells); \
> @@ -1341,6 +1394,8 @@ int intel_power_domains_init(struct drm_i915_private
> *dev_priv)
> set_power_wells(power_domains, bdw_power_wells);
> } else if (IS_SKYLAKE(dev_priv->dev)) {
> set_power_wells(power_domains, skl_power_wells);
> + } else if (IS_BROXTON(dev_priv->dev)) {
> + set_power_wells(power_domains, bxt_power_wells);
> } else if (IS_CHERRYVIEW(dev_priv->dev)) {
> set_power_wells(power_domains, chv_power_wells);
> } else if (IS_VALLEYVIEW(dev_priv->dev)) {
> --
> 2.1.0
>
> _______________________________________________
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> Intel-gfx@lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/intel-gfx
--
Ville Syrjälä
Intel OTC
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