From: vathsala nagaraju <vathsala.nagaraju@intel.com>
To: dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org
Cc: Patil Deepti <deepti.patil@intel.com>,
Rodrigo Vivi <rodrigo.vivi@intel.com>
Subject: [PATCH 06/10] drm/i915/psr: set CHICKEN_TRANS for psr2
Date: Mon, 2 Jan 2017 17:00:59 +0530 [thread overview]
Message-ID: <1483356663-32668-7-git-send-email-vathsala.nagaraju@intel.com> (raw)
In-Reply-To: <1483356663-32668-1-git-send-email-vathsala.nagaraju@intel.com>
As per bpsec, CHICKEN_TRANS_EDP bit 12 ,15
must be programmed.
Enable bit 12 for programmable header packet.
Enable bit 15 for Y cordinate support.
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Jim Bride <jim.bride@linux.intel.com>
Signed-off-by: vathsala nagaraju <vathsala.nagaraju@intel.com>
Signed-off-by: Patil Deepti <deepti.patil@intel.com>
---
drivers/gpu/drm/i915/i915_reg.h | 7 +++++++
drivers/gpu/drm/i915/intel_psr.c | 7 +++++++
2 files changed, 14 insertions(+)
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 7830e6e..5ca506a 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -6449,6 +6449,13 @@ enum {
#define BDW_DPRS_MASK_VBLANK_SRD (1 << 0)
#define CHICKEN_PIPESL_1(pipe) _MMIO_PIPE(pipe, _CHICKEN_PIPESL_1_A, _CHICKEN_PIPESL_1_B)
+#define CHICKEN_TRANS_A 0x420c0
+#define CHICKEN_TRANS_B 0x420c4
+#define CHICKEN_TRANS(trans) _MMIO_TRANS(trans, CHICKEN_TRANS_A, CHICKEN_TRANS_B)
+#define TRANS_EDP 3
+#define CHICKEN_TRANS_BIT12 (1<<12)
+#define CHICKEN_TRANS_BIT15 (1<<15)
+
#define DISP_ARB_CTL _MMIO(0x45000)
#define DISP_FBC_MEMORY_WAKE (1<<31)
#define DISP_TILE_SURFACE_SWIZZLING (1<<13)
diff --git a/drivers/gpu/drm/i915/intel_psr.c b/drivers/gpu/drm/i915/intel_psr.c
index 494e4b2..2e75ef6 100644
--- a/drivers/gpu/drm/i915/intel_psr.c
+++ b/drivers/gpu/drm/i915/intel_psr.c
@@ -332,6 +332,7 @@ static void hsw_enable_source_psr2(struct intel_dp *intel_dp)
*/
uint32_t idle_frames = max(6, dev_priv->vbt.psr.idle_frames);
uint32_t val = EDP_PSR_ENABLE;
+ uint32_t chicken_trans = 0;
val |= idle_frames << EDP_PSR_IDLE_FRAME_SHIFT;
@@ -349,6 +350,12 @@ static void hsw_enable_source_psr2(struct intel_dp *intel_dp)
else
val |= EDP_PSR2_TP2_TIME_50;
+ /* Set CHICKEN_TRANS_BIT15 if Y coordinate is supported */
+ if (dev_priv->psr.y_cord_support)
+ chicken_trans = CHICKEN_TRANS_BIT15;
+ /* Set CHICKEN_TRANS_BIT12 for programable header */
+ chicken_trans = chicken_trans | CHICKEN_TRANS_BIT12;
+ I915_WRITE(CHICKEN_TRANS(TRANS_EDP), chicken_trans);
I915_WRITE(EDP_PSR2_CTL, val);
}
--
1.9.1
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next prev parent reply other threads:[~2017-01-02 11:30 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-02 11:30 [PATCH 00/10] enable psr2 for idle_screen on y-cordinate panel vathsala nagaraju
2017-01-02 11:30 ` [PATCH 01/10] drm : adds Y-coordinate and Colorimetry Format vathsala nagaraju
2017-01-10 23:43 ` [Intel-gfx] " Rodrigo Vivi
2017-01-11 7:41 ` Daniel Vetter
2017-01-02 11:30 ` [PATCH 02/10] drm/i915/psr: program vsc header for psr2 vathsala nagaraju
2017-01-04 23:46 ` Jim Bride
2017-01-10 23:44 ` [Intel-gfx] " Rodrigo Vivi
2017-01-02 11:30 ` [PATCH 03/10] drm/i915/psr: fix blank screen issue " vathsala nagaraju
2017-01-05 18:05 ` Rodrigo Vivi
2017-01-02 11:30 ` [PATCH 04/10] drm/i915/psr: disable aux_frame_sync on psr2 exit vathsala nagaraju
2017-01-05 18:00 ` Rodrigo Vivi
2017-01-02 11:30 ` [PATCH 05/10] drm/i915/psr: enable ALPM for psr2 vathsala nagaraju
2017-01-05 20:38 ` Jim Bride
2017-01-13 0:45 ` [Intel-gfx] " Rodrigo Vivi
2017-01-02 11:30 ` vathsala nagaraju [this message]
2017-01-05 17:57 ` [PATCH 06/10] drm/i915/psr: set CHICKEN_TRANS " Rodrigo Vivi
2017-01-02 11:31 ` [PATCH 07/10] drm/i915/psr: set PSR_MASK bits for deep sleep vathsala nagaraju
2017-01-03 16:31 ` Ilia Mirkin
2017-01-02 11:31 ` [PATCH 08/10] drm/i915/psr: enable psr2 for y cordinate panels vathsala nagaraju
2017-01-05 17:49 ` Rodrigo Vivi
2017-01-02 11:31 ` [PATCH 09/10] drm/i915/psr: report live PSR2 State vathsala nagaraju
2017-01-05 17:47 ` Rodrigo Vivi
2017-01-02 11:31 ` [PATCH 10/10] drm/i915/psr: EDP_PSR_PERF_CNT not valid for psr2 vathsala nagaraju
2017-01-05 17:40 ` Rodrigo Vivi
2017-01-02 12:17 ` ✓ Fi.CI.BAT: success for enable psr2 for idle_screen on y-cordinate panel (rev2) Patchwork
-- strict thread matches above, loose matches on Subject: below --
2017-01-11 15:22 [PATCH 06/10] drm/i915/psr: set CHICKEN_TRANS for psr2 vathsala nagaraju
2017-01-12 19:01 ` vathsala nagaraju
2017-01-12 20:12 ` Vivi, Rodrigo
2017-01-13 18:50 ` [Intel-gfx] " Rodrigo Vivi
2017-01-16 10:04 ` Jani Nikula
2017-01-17 17:33 ` Rodrigo Vivi
2017-01-18 8:12 ` [Intel-gfx] " Jani Nikula
2017-01-18 21:50 ` Vivi, Rodrigo
2017-01-06 18:58 vathsala nagaraju
2017-01-06 19:15 ` Vivi, Rodrigo
2017-01-07 2:52 ` vathsala nagaraju
2017-01-07 18:12 ` vathsala nagaraju
2017-01-07 19:44 ` [Intel-gfx] " Chris Wilson
2017-01-09 4:09 ` vathsala nagaraju
2017-01-09 13:08 ` vathsala nagaraju
2017-01-10 11:08 ` Ville Syrjälä
2017-01-06 16:29 vathsala nagaraju
2017-01-06 17:26 ` Vivi, Rodrigo
2016-12-30 5:25 [PATCH 00/10] enable psr2 for idle_screen on y-cordinate panel vathsala nagaraju
2016-12-30 5:25 ` [PATCH 06/10] drm/i915/psr: set CHICKEN_TRANS for psr2 vathsala nagaraju
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