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From: Lucas De Marchi <lucas.demarchi@intel.com>
To: intel-gfx@lists.freedesktop.org
Subject: [Intel-gfx] [PATCH v6 22/24] drm/i915/dg1: DG1 does not support DC6
Date: Tue, 29 Sep 2020 23:42:32 -0700	[thread overview]
Message-ID: <20200930064234.85769-23-lucas.demarchi@intel.com> (raw)
In-Reply-To: <20200930064234.85769-1-lucas.demarchi@intel.com>

From: Anshuman Gupta <anshuman.gupta@intel.com>

DC6 is not supported on DG1, so change the allowed DC mask for DG1.

Cc: Uma Shankar <uma.shankar@intel.com>
Signed-off-by: Anshuman Gupta <anshuman.gupta@intel.com>
---
 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 0827e68a9d89..7dfc697ccf78 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))
+			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
-- 
2.28.0

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  parent reply	other threads:[~2020-09-30  6:42 UTC|newest]

Thread overview: 41+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-30  6:42 [Intel-gfx] [PATCH v6 00/24] Introduce DG1 Lucas De Marchi
2020-09-30  6:42 ` [Intel-gfx] [PATCH v6 01/24] drm/i915/dg1: add more PCI ids Lucas De Marchi
2020-09-30 14:00   ` Matt Roper
2020-09-30  6:42 ` [Intel-gfx] [PATCH v6 02/24] drm/i915/dg1: Initialize RAWCLK properly Lucas De Marchi
2020-09-30  6:42 ` [Intel-gfx] [PATCH v6 03/24] drm/i915/dg1: Define MOCS table for DG1 Lucas De Marchi
2020-09-30  6:42 ` [Intel-gfx] [PATCH v6 04/24] drm/i915/dg1: Add DG1 power wells Lucas De Marchi
2020-09-30 15:44   ` Matt Roper
2020-09-30  6:42 ` [Intel-gfx] [PATCH v6 05/24] drm/i915/dg1: Increase mmio size to 4MB Lucas De Marchi
2020-09-30  6:42 ` [Intel-gfx] [PATCH v6 06/24] drm/i915/dg1: Wait for pcode/uncore handshake at startup Lucas De Marchi
2020-09-30  6:42 ` [Intel-gfx] [PATCH v6 07/24] drm/i915/dg1: Add DPLL macros for DG1 Lucas De Marchi
2020-09-30  6:42 ` [Intel-gfx] [PATCH v6 08/24] drm/i915/dg1: Add and setup DPLLs " Lucas De Marchi
2020-09-30  6:42 ` [Intel-gfx] [PATCH v6 09/24] drm/i915/dg1: Enable DPLL " Lucas De Marchi
2020-09-30  6:42 ` [Intel-gfx] [PATCH v6 10/24] drm/i915/dg1: add hpd interrupt handling Lucas De Marchi
2020-09-30  6:42 ` [Intel-gfx] [PATCH v6 11/24] drm/i915/dg1: invert HPD pins Lucas De Marchi
2020-09-30  6:42 ` [Intel-gfx] [PATCH v6 12/24] drm/i915/dg1: gmbus pin mapping Lucas De Marchi
2020-09-30 16:17   ` Matt Roper
2020-09-30  6:42 ` [Intel-gfx] [PATCH v6 13/24] drm/i915/dg1: Enable first 2 ports for DG1 Lucas De Marchi
2020-09-30  6:42 ` [Intel-gfx] [PATCH v6 14/24] drm/i915/dg1: Don't program PHY_MISC for PHY-C and PHY-D Lucas De Marchi
2020-09-30  6:42 ` [Intel-gfx] [PATCH v6 15/24] drm/i915/dg1: Update comp master/slave relationships for PHYs Lucas De Marchi
2020-09-30  6:42 ` [Intel-gfx] [PATCH v6 16/24] drm/i915/dg1: Update voltage swing tables for DP Lucas De Marchi
2020-09-30  6:42 ` [Intel-gfx] [PATCH v6 17/24] drm/i915/dg1: provide port/phy mapping for vbt Lucas De Marchi
2020-09-30  6:42 ` [Intel-gfx] [PATCH v6 18/24] drm/i915/dg1: map/unmap pll clocks Lucas De Marchi
2020-09-30  6:42 ` [Intel-gfx] [PATCH v6 19/24] drm/i915/dg1: enable PORT C/D aka D/E Lucas De Marchi
2020-09-30 17:33   ` Matt Roper
2020-09-30  6:42 ` [Intel-gfx] [PATCH v6 20/24] drm/i915/dg1: Load DMC Lucas De Marchi
2020-09-30 16:10   ` Matt Roper
2020-09-30 16:18     ` Lucas De Marchi
2020-09-30  6:42 ` [Intel-gfx] [PATCH v6 21/24] drm/i915/dg1: Add initial DG1 workarounds Lucas De Marchi
2020-09-30  6:42 ` Lucas De Marchi [this message]
2020-09-30 16:50   ` [Intel-gfx] [PATCH v6 22/24] drm/i915/dg1: DG1 does not support DC6 Matt Roper
2020-10-08  4:20     ` Lucas De Marchi
2020-09-30  6:42 ` [Intel-gfx] [PATCH v6 23/24] drm/i915/dg1: Change DMC_DEBUG{1, 2} registers Lucas De Marchi
2020-09-30 17:20   ` Matt Roper
2020-10-01  5:16     ` Lucas De Marchi
2020-10-01 14:51       ` Matt Roper
2020-09-30  6:42 ` [Intel-gfx] [PATCH v6 24/24] drm/i915/dgfx: define llc and snooping behaviour Lucas De Marchi
2020-09-30  7:25 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for Introduce DG1 Patchwork
2020-09-30  7:26 ` [Intel-gfx] ✗ Fi.CI.SPARSE: " Patchwork
2020-09-30  7:44 ` [Intel-gfx] ✗ Fi.CI.BAT: failure " Patchwork
2020-09-30  8:01   ` Lucas De Marchi
2020-09-30  9:14     ` Matthew Auld

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