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* [PATCH 00/11] drm/i915/display: switch to modern drm_dp_dpcd* accessors
@ 2026-09-16  8:29 Jani Nikula
  2026-09-16  8:29 ` [PATCH 01/11] drm/i915/lspcon: use u8 variable to hold 1-byte DPCD reads Jani Nikula
                   ` (14 more replies)
  0 siblings, 15 replies; 34+ messages in thread
From: Jani Nikula @ 2026-09-16  8:29 UTC (permalink / raw)
  To: intel-gfx, intel-xe; +Cc: jani.nikula

Switch to the modern DPCD access functions that return negative error
codes on errors, -EIO for incomplete access, and 0 on success.

Jani Nikula (11):
  drm/i915/lspcon: use u8 variable to hold 1-byte DPCD reads
  drm/i915/lspcon: switch to
    drm_dp_dpcd_{read_byte,write_byte,write_data}
  drm/i915/alpm: switch to drm_dp_dpcd_{read_byte,write_byte}
  drm/i915/ddi: switch to drm_dp_dpcd_write_byte()
  drm/i915/lspcon: switch to
    drm_dp_dpcd_{read_byte,read_data,write_byte,write_data}()
  drm/i915/dp: switch to
    drm_dp_dpcd_{read_byte,read_data,write_byte,write_data}
  drm/i915/hdcp: switch to
    drm_dp_dpcd_{read_byte,read_data,write_data}()
  drm/i915/dp: switch link training to
    drm_dp_dpcd_{read_byte,read_data,write_byte,write_data}()
  drm/i915/dp-mst: switch to drm_dp_dpcd_read_byte()
  drm/i915/dp-test: switch to
    drm_dp_dpcd_{read_byte,read_data,write_byte,write_data}()
  drm/i915/psr: switch to
    drm_dp_dpcd_{read_byte,read_data,write_byte,write_data}()

 drivers/gpu/drm/i915/display/intel_alpm.c     |  10 +-
 drivers/gpu/drm/i915/display/intel_ddi.c      |  16 +-
 drivers/gpu/drm/i915/display/intel_dp.c       | 142 ++++++++------
 .../drm/i915/display/intel_dp_aux_backlight.c |  51 +++---
 drivers/gpu/drm/i915/display/intel_dp_hdcp.c  | 173 +++++++++---------
 .../drm/i915/display/intel_dp_link_training.c |  48 ++---
 drivers/gpu/drm/i915/display/intel_dp_mst.c   |   2 +-
 drivers/gpu/drm/i915/display/intel_dp_test.c  |  57 +++---
 drivers/gpu/drm/i915/display/intel_lspcon.c   |  48 +++--
 drivers/gpu/drm/i915/display/intel_psr.c      |  65 +++----
 10 files changed, 326 insertions(+), 286 deletions(-)

-- 
2.47.3


^ permalink raw reply	[flat|nested] 34+ messages in thread

end of thread, other threads:[~2026-09-22 13:43 UTC | newest]

Thread overview: 34+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2026-09-16  8:29 [PATCH 00/11] drm/i915/display: switch to modern drm_dp_dpcd* accessors Jani Nikula
2026-09-16  8:29 ` [PATCH 01/11] drm/i915/lspcon: use u8 variable to hold 1-byte DPCD reads Jani Nikula
2026-09-16  9:14   ` Kandpal, Suraj
2026-09-16  8:29 ` [PATCH 02/11] drm/i915/lspcon: switch to drm_dp_dpcd_{read_byte, write_byte, write_data} Jani Nikula
2026-09-16  9:16   ` Kandpal, Suraj
2026-09-17 12:03     ` Jani Nikula
2026-09-18  3:02       ` Kandpal, Suraj
2026-09-16  8:29 ` [PATCH 03/11] drm/i915/alpm: switch to drm_dp_dpcd_{read_byte, write_byte} Jani Nikula
2026-09-16  9:17   ` Kandpal, Suraj
2026-09-18  3:04     ` Kandpal, Suraj
2026-09-16  8:29 ` [PATCH 04/11] drm/i915/ddi: switch to drm_dp_dpcd_write_byte() Jani Nikula
2026-09-18  3:05   ` Kandpal, Suraj
2026-09-16  8:29 ` [PATCH 05/11] drm/i915/lspcon: switch to drm_dp_dpcd_{read_byte, read_data, write_byte, write_data}() Jani Nikula
2026-09-18  3:08   ` Kandpal, Suraj
2026-09-16  8:29 ` [PATCH 06/11] drm/i915/dp: switch to drm_dp_dpcd_{read_byte, read_data, write_byte, write_data} Jani Nikula
2026-09-18  3:09   ` Kandpal, Suraj
2026-09-16  8:29 ` [PATCH 07/11] drm/i915/hdcp: switch to drm_dp_dpcd_{read_byte, read_data, write_data}() Jani Nikula
2026-09-16  8:35   ` sashiko-bot
2026-09-18  3:36     ` Kandpal, Suraj
2026-09-21  9:41   ` [PATCH v2] " Jani Nikula
2026-09-22 12:03     ` [PATCH v2] drm/i915/hdcp: switch to drm_dp_dpcd_{read_byte,read_data,write_data}() Kandpal, Suraj
2026-09-22 13:43       ` Jani Nikula
2026-09-16  8:29 ` [PATCH 08/11] drm/i915/dp: switch link training to drm_dp_dpcd_{read_byte, read_data, write_byte, write_data}() Jani Nikula
2026-09-18  3:38   ` Kandpal, Suraj
2026-09-16  8:29 ` [PATCH 09/11] drm/i915/dp-mst: switch to drm_dp_dpcd_read_byte() Jani Nikula
2026-09-16  9:29   ` Kandpal, Suraj
2026-09-16  8:29 ` [PATCH 10/11] drm/i915/dp-test: switch to drm_dp_dpcd_{read_byte, read_data, write_byte, write_data}() Jani Nikula
2026-09-18  3:38   ` Kandpal, Suraj
2026-09-16  8:29 ` [PATCH 11/11] drm/i915/psr: " Jani Nikula
2026-09-16  9:30   ` Kandpal, Suraj
2026-09-16  9:44 ` ✓ i915.CI.BAT: success for drm/i915/display: switch to modern drm_dp_dpcd* accessors Patchwork
2026-09-16 14:26 ` ✓ i915.CI.Full: " Patchwork
2026-09-21 13:10 ` ✓ i915.CI.BAT: success for drm/i915/display: switch to modern drm_dp_dpcd* accessors (rev2) Patchwork
2026-09-21 17:24 ` ✗ i915.CI.Full: failure " Patchwork

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