On Mon, Aug 03, 2020 at 04:33:45PM -0700, Jose Souza wrote:
On Fri, 2020-07-24 at 14:39 -0700, Lucas De Marchi wrote:
From: Anshuman Gupta <
anshuman.gupta@xxxxxxxxx
>
DC6 is not supported on DG1, so change the allowed DC mask for DG1.
Cc: Uma Shankar <
uma.shankar@xxxxxxxxx
>
Signed-off-by: Anshuman Gupta <
anshuman.gupta@xxxxxxxxx
>
---
drivers/gpu/drm/i915/display/intel_display_power.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/display/intel_display_power.c b/drivers/gpu/drm/i915/display/intel_display_power.c
index 21f39c94056e..389a0f2d3a14 100644
--- a/drivers/gpu/drm/i915/display/intel_display_power.c
+++ b/drivers/gpu/drm/i915/display/intel_display_power.c
@@ -4689,7 +4689,10 @@ static u32 get_allowed_dc_mask(const struct drm_i915_private *dev_priv,
int max_dc;
if (INTEL_GEN(dev_priv) >= 12) {
- max_dc = 4;
+ if (IS_DG1(dev_priv))
Better change to IS_DGFX() as DC6 is a SOC power-saving state, no discrete card will enter it.
With this change:
that doesn't seem true... it's more a dg1 thing than general dgfx
Lucas De Marchi
Reviewed-by: José Roberto de Souza <jose.souza@xxxxxxxxx>
+ max_dc = 3;
+ else
+ max_dc = 4;
/*
* DC9 has a separate HW flow from the rest of the DC states,
* not depending on the DMC firmware. It's needed by system
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