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| author |   Jesse Barnes <jbarnes@virtuousgeek.org> | 2011-10-20 15:09:17 -0700 |
|---|---|---|
| committer |   Keith Packard <keithp@keithp.com> | 2011-10-20 23:22:01 -0700 |
| commit | a60f0e38d72a5e24085d6e7e27a4cadc20ae268a (patch) | |
| tree | 65dfb758c4b13423203aeb8535f547b5718cd256 /include/drm | |
| parent | drm/i915: read full receiver capability field during DP hot plug (diff) | |
| download | linux-dev-a60f0e38d72a5e24085d6e7e27a4cadc20ae268a.tar.xz linux-dev-a60f0e38d72a5e24085d6e7e27a4cadc20ae268a.zip | |
drm/i915: add DP test request handling
DPCD 1.1+ adds some automated test infrastructure support. Add support
for reading the IRQ source and jumping to a test handling routine if
needed. Subsequent patches will handle particular tests; this patch
just ACKs any requested tests by default.
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Keith Packard <keithp@keithp.com>
Diffstat (limited to 'include/drm')
| -rw-r--r-- | include/drm/drm_dp_helper.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h index 2b1a3585f8d8..0d2f727e96be 100644 --- a/include/drm/drm_dp_helper.h +++ b/include/drm/drm_dp_helper.h @@ -153,6 +153,12 @@ # define DP_PSR_CRC_VERIFICATION (1 << 2) # define DP_PSR_FRAME_CAPTURE (1 << 3) +#define DP_DEVICE_SERVICE_IRQ_VECTOR 0x201 +# define DP_REMOTE_CONTROL_COMMAND_PENDING (1 << 0) +# define DP_AUTOMATED_TEST_REQUEST (1 << 1) +# define DP_CP_IRQ (1 << 2) +# define DP_SINK_SPECIFIC_IRQ (1 << 6) + #define DP_LANE0_1_STATUS 0x202 #define DP_LANE2_3_STATUS 0x203 # define DP_LANE_CR_DONE (1 << 0) @@ -185,6 +191,25 @@ # define DP_ADJUST_PRE_EMPHASIS_LANE1_MASK 0xc0 # define DP_ADJUST_PRE_EMPHASIS_LANE1_SHIFT 6 +#define DP_TEST_REQUEST 0x218 +# define DP_TEST_LINK_TRAINING (1 << 0) +# define DP_TEST_LINK_PATTERN (1 << 1) +# define DP_TEST_LINK_EDID_READ (1 << 2) +# define DP_TEST_LINK_PHY_TEST_PATTERN (1 << 3) /* DPCD >= 1.1 */ + +#define DP_TEST_LINK_RATE 0x219 +# define DP_LINK_RATE_162 (0x6) +# define DP_LINK_RATE_27 (0xa) + +#define DP_TEST_LANE_COUNT 0x220 + +#define DP_TEST_PATTERN 0x221 + +#define DP_TEST_RESPONSE 0x260 +# define DP_TEST_ACK (1 << 0) +# define DP_TEST_NAK (1 << 1) +# define DP_TEST_EDID_CHECKSUM_WRITE (1 << 2) + #define DP_SET_POWER 0x600 # define DP_SET_POWER_D0 0x1 # define DP_SET_POWER_D3 0x2 |