From: vathsala nagaraju <vathsala.nagaraju@intel.com>
To: dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Subject: [PATCH 00/10] enable psr2 for idle_screen on y-cordinate panel
Date: Mon, 2 Jan 2017 17:00:53 +0530 [thread overview]
Message-ID: <1483356663-32668-1-git-send-email-vathsala.nagaraju@intel.com> (raw)
This series enables psr2 on idle on screen for y cordinate panel.
Code is tested on sharp 32X18 edp 1.4 y cordinate enabled panel.
if system enters psr2, the system must go to deep sleep state.
Can be verifed by checking psr2_status register bit 31:28.
DEEP_SLEEP[value 8] must be entered while in idle on screen with psr2
panel.
PSR1 and PSR2 are mutually exclusive.
In the current code, when PSR2 is enabled , psr1 is also enabled,
and for psr2 the status is read from psr1 registers, leading to
blank screen.
1-3: Fixes vsc header programming for psr2 as per edp1.4 a
table 6-11 and blank screen issue for psr2 panel.
4-5: Enables alpm and disables aux frame sync , need for psr2.
6-7: Progarms CHICKEN_TRANS and PSR_MASK for deep sleep state, as per bspec
8: Psr2 is enabled only for y cordinate enabled psr2 panel.
this restriction will be removed after adding gtc support.
9-10: Adds debug support for psr2.It also enables reading of
EDP_PSR_PERF_CNT on skl+ platforms, when dc6 is disabled through
kernel parameter i915.enable_dc=0
Vathsala Nagaraju (10):
drm : adds Y-coordinate and Colorimetry Format
drm/i915/psr: program vsc header for psr2
drm/i915/psr: fix blank screen issue for psr2
drm/i915/psr: disable aux_frame_sync on psr2 exit
drm/i915/psr: enable ALPM for psr2
drm/i915/psr: set CHICKEN_TRANS for psr2
drm/i915/psr: set PSR_MASK bits for deep sleep
drm/i915/psr: enable psr2 for y cordinate panels
drm/i915/psr: report live PSR2 State
drm/i915/psr: EDP_PSR_PERF_CNT not valid for psr2
drivers/gpu/drm/i915/i915_debugfs.c | 38 ++++++-
drivers/gpu/drm/i915/i915_drv.h | 3 +
drivers/gpu/drm/i915/i915_reg.h | 19 ++++
drivers/gpu/drm/i915/intel_dp.c | 35 +++++++
drivers/gpu/drm/i915/intel_psr.c | 199 ++++++++++++++++++++++++++++--------
include/drm/drm_dp_helper.h | 13 ++-
6 files changed, 263 insertions(+), 44 deletions(-)
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Jim Bride <jim.bride@linux.intel.com>
--
1.9.1
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next reply other threads:[~2017-01-02 11:30 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-02 11:30 vathsala nagaraju [this message]
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 ` [PATCH 06/10] drm/i915/psr: set CHICKEN_TRANS " vathsala nagaraju
2017-01-05 17:57 ` 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 --
2016-12-30 5:25 [PATCH 00/10] enable psr2 for idle_screen on y-cordinate panel vathsala nagaraju
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