public inbox for intel-gfx@lists.freedesktop.org
 help / color / mirror / Atom feed
From: deepak.s@linux.intel.com
To: intel-gfx@lists.freedesktop.org
Subject: [PATCH 09/10] drm/i915/chv: Added CHV specific DDR fetch into init_clock_gating
Date: Mon, 21 Apr 2014 13:34:13 +0530	[thread overview]
Message-ID: <1398067454-7581-10-git-send-email-deepak.s@linux.intel.com> (raw)
In-Reply-To: <1398067454-7581-2-git-send-email-deepak.s@linux.intel.com>

From: Deepak S <deepak.s@linux.intel.com>

Signed-off-by: Deepak S <deepak.s@linux.intel.com>
[vsyrjala: Fix merge fubmle where the code ended up in
g4x_disable_trickle_feed() instead of cherryview_init_clock_gating()]
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
---
 drivers/gpu/drm/i915/intel_pm.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index b37d108..fdb66aa 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -3831,7 +3831,18 @@ static void cherryview_enable_rps(struct drm_device *dev)
 		   GEN6_RP_UP_BUSY_AVG |
 		   GEN6_RP_DOWN_IDLE_AVG);
 
+	/* ToDo: Update the mem freq based on latest spec [CHV]*/
 	val = vlv_punit_read(dev_priv, PUNIT_REG_GPU_FREQ_STS);
+	switch ((val >> 6) & 3) {
+	case 0:
+	case 1:
+	case 2:
+		dev_priv->mem_freq = 1600;
+		break;
+	case 3:
+		dev_priv->mem_freq = 2000;
+		break;
+	}
 
 	DRM_DEBUG_DRIVER("GPLL enabled? %s\n", val & 0x10 ? "yes" : "no");
 	DRM_DEBUG_DRIVER("GPU status: 0x%08x\n", val);
-- 
1.9.1

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

  parent reply	other threads:[~2014-04-21  8:04 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-04-21  8:04 [PATCH 01/10] drm/i915/bdw: Implement a basic PM interrupt handler deepak.s
2014-04-21  8:04 ` [PATCH 02/10] drm/i915: Enable PM Interrupts target via Display Interface deepak.s
2014-04-25 21:33   ` Ben Widawsky
2014-04-21  8:04 ` [PATCH 03/10] drm/i915/chv: Enable Render Standby (RC6) for Cheeryview deepak.s
2014-04-25 21:42   ` Ben Widawsky
2014-04-25 21:44     ` Ben Widawsky
2014-04-28 15:11     ` Deepak S
2014-04-28 14:29   ` Imre Deak
2014-04-28 14:45     ` Daniel Vetter
2014-04-28 15:02       ` Deepak S
2014-04-28 15:10     ` Deepak S
2014-04-21  8:04 ` [PATCH 04/10] drm/i915/chv: Added CHV specific register read and write deepak.s
2014-04-25 21:54   ` Ben Widawsky
2014-05-05  5:55     ` Deepak S
2014-04-21  8:04 ` [PATCH 05/10] drm/i915/chv: Enable RPS (Turbo) for Cheeryview deepak.s
2014-04-25 22:17   ` Ben Widawsky
2014-04-21  8:04 ` [PATCH 06/10] drm/i915/chv: Streamline CHV forcewake stuff deepak.s
2014-04-25 22:24   ` Ben Widawsky
2014-04-21  8:04 ` [PATCH 07/10] drm/i915/chv: CHV doesn't need WaRsForcewakeWaitTC0 deepak.s
2014-04-21  8:04 ` [PATCH 08/10] drm/i915/chv: Skip gen6_gt_check_fifodbg() on CHV deepak.s
2014-04-25 22:26   ` Ben Widawsky
2014-04-21  8:04 ` deepak.s [this message]
2014-04-25 22:28   ` [PATCH 09/10] drm/i915/chv: Added CHV specific DDR fetch into init_clock_gating Ben Widawsky
2014-04-21  8:04 ` [PATCH 10/10] drm/i915/chv: Freq(opcode) request value for CHV deepak.s
2014-04-25 22:32   ` Ben Widawsky
2014-04-25 21:08 ` [PATCH 01/10] drm/i915/bdw: Implement a basic PM interrupt handler Ben Widawsky
  -- strict thread matches above, loose matches on Subject: below --
2014-05-05 12:47 [PATCH 00/10] Enable RC6/Turbo on CHV deepak.s
2014-05-05 12:47 ` [PATCH 09/10] drm/i915/chv: Added CHV specific DDR fetch into init_clock_gating deepak.s

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=1398067454-7581-10-git-send-email-deepak.s@linux.intel.com \
    --to=deepak.s@linux.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox