All of lore.kernel.org
 help / color / mirror / Atom feed
From: "José Roberto de Souza" <jose.souza@intel.com>
To: intel-gfx@lists.freedesktop.org
Subject: [PATCH 4/5] drm/i915/display/icl+: Check if DMC is fused off
Date: Fri, 18 Oct 2019 17:41:23 -0700	[thread overview]
Message-ID: <20191019004124.371929-4-jose.souza@intel.com> (raw)
In-Reply-To: <20191019004124.371929-1-jose.souza@intel.com>

Check if DMC is fused off and handle it.

Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: Martin Peres <martin.peres@linux.intel.com>
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
---
 drivers/gpu/drm/i915/i915_reg.h          | 1 +
 drivers/gpu/drm/i915/intel_device_info.c | 3 +++
 2 files changed, 4 insertions(+)

diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 31375ddc2b3b..84fca4f3af5a 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -7660,6 +7660,7 @@ enum {
 #define SKL_DFSM_CDCLK_LIMIT_540		(1 << 23)
 #define SKL_DFSM_CDCLK_LIMIT_450		(2 << 23)
 #define SKL_DFSM_CDCLK_LIMIT_337_5		(3 << 23)
+#define ICL_DFSM_DMC_DISABLE			(1 << 23)
 #define SKL_DFSM_PIPE_A_DISABLE			(1 << 30)
 #define SKL_DFSM_PIPE_B_DISABLE			(1 << 21)
 #define SKL_DFSM_PIPE_C_DISABLE			(1 << 28)
diff --git a/drivers/gpu/drm/i915/intel_device_info.c b/drivers/gpu/drm/i915/intel_device_info.c
index b6a9f527f8f9..97d962944e48 100644
--- a/drivers/gpu/drm/i915/intel_device_info.c
+++ b/drivers/gpu/drm/i915/intel_device_info.c
@@ -993,6 +993,9 @@ void intel_device_info_runtime_init(struct drm_i915_private *dev_priv)
 
 		if (dfsm & SKL_DFSM_DISPLAY_PM_DISABLE)
 			info->display.has_fbc = 0;
+
+		if (INTEL_GEN(dev_priv) >= 11 && (dfsm & ICL_DFSM_DMC_DISABLE))
+			info->display.has_csr = 0;
 	}
 
 	/* Initialize slice/subslice/EU info */
-- 
2.23.0

_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx

  parent reply	other threads:[~2019-10-19  0:41 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-10-19  0:41 [PATCH 1/5] drm/i915/display: Handle fused off display correctly José Roberto de Souza
2019-10-19  0:41 ` [PATCH 2/5] drm/i915/display: Handle fused off HDCP José Roberto de Souza
2019-10-23 13:37   ` Ramalingam C
2019-10-23 13:37     ` [Intel-gfx] " Ramalingam C
2019-10-23 18:54     ` Souza, Jose
2019-10-23 18:54       ` [Intel-gfx] " Souza, Jose
2019-10-24  6:57       ` Ramalingam C
2019-10-24  6:57         ` [Intel-gfx] " Ramalingam C
2019-10-19  0:41 ` [PATCH 3/5] drm/i915/display: Check if FBC is fused off José Roberto de Souza
2019-10-23 13:50   ` Ramalingam C
2019-10-23 13:50     ` [Intel-gfx] " Ramalingam C
2019-10-19  0:41 ` José Roberto de Souza [this message]
2019-10-24  7:06   ` [PATCH 4/5] drm/i915/display/icl+: Check if DMC " Ramalingam C
2019-10-24  7:06     ` [Intel-gfx] " Ramalingam C
2019-10-19  0:41 ` [PATCH 5/5] drm/i915/display/cnl+: Handle fused off DSC José Roberto de Souza
2019-10-23 18:37   ` Manasi Navare
2019-10-23 18:37     ` [Intel-gfx] " Manasi Navare
2019-10-24  6:55   ` Ramalingam C
2019-10-24  6:55     ` [Intel-gfx] " Ramalingam C
2019-10-19  1:34 ` ✓ Fi.CI.BAT: success for series starting with [1/5] drm/i915/display: Handle fused off display correctly Patchwork
2019-10-19  4:15 ` ✓ Fi.CI.IGT: " Patchwork
2019-10-23 12:15 ` [PATCH 1/5] " Jani Nikula
2019-10-23 12:15   ` [Intel-gfx] " Jani Nikula
2019-10-23 13:18 ` Ramalingam C
2019-10-23 13:18   ` [Intel-gfx] " Ramalingam C
2019-10-23 13:23   ` Jani Nikula
2019-10-23 13:23     ` [Intel-gfx] " Jani Nikula
2019-10-23 19:13     ` Souza, Jose
2019-10-23 19:13       ` [Intel-gfx] " Souza, Jose
2019-10-23 13:43 ` Ramalingam C
2019-10-23 13:43   ` [Intel-gfx] " Ramalingam C
2019-10-26  0:13 [PATCH 1/5] drm/i915: Add two spaces before the SKL_DFSM registers José Roberto de Souza
2019-10-26  0:13 ` [PATCH 4/5] drm/i915/display/icl+: Check if DMC is fused off José Roberto de Souza

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20191019004124.371929-4-jose.souza@intel.com \
    --to=jose.souza@intel.com \
    --cc=intel-gfx@lists.freedesktop.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.