[Intel-gfx] [PATCH v3 1/5] drm/i915: Move all the DP compliance data to a separate struct
Manasi Navare
manasi.d.navare at intel.com
Sat Dec 10 00:32:56 UTC 2016
This patch does not change anything functionally, just cleans up
the DP compliance related variables and stores them all together
in a separate struct intel_dp_compliance. There is another struct
intel_dp_compliance_data to store all the test data. This makes it easy to
reset the compliance variables through a memset instead of
individual resetting.
v2:
* Removed functional changes for EDID (Jani Nikula)
Reviewed-by: Jani Nikula <jani.nikula at linux.intel.com>
Signed-off-by: Manasi Navare <manasi.d.navare at intel.com>
Cc: Jani Nikula <jani.nikula at linux.intel.com>
Cc: Daniel Vetter <daniel.vetter at ffwl.ch>
---
drivers/gpu/drm/i915/i915_debugfs.c | 10 +++++-----
drivers/gpu/drm/i915/intel_dp.c | 24 ++++++++++--------------
drivers/gpu/drm/i915/intel_drv.h | 14 +++++++++++---
3 files changed, 26 insertions(+), 22 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index a746130..2c9b056 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -4463,9 +4463,9 @@ static ssize_t i915_displayport_test_active_write(struct file *file,
* testing code, only accept an actual value of 1 here
*/
if (val == 1)
- intel_dp->compliance_test_active = 1;
+ intel_dp->compliance.test_active = 1;
else
- intel_dp->compliance_test_active = 0;
+ intel_dp->compliance.test_active = 0;
}
}
out:
@@ -4492,7 +4492,7 @@ static int i915_displayport_test_active_show(struct seq_file *m, void *data)
if (connector->status == connector_status_connected &&
connector->encoder != NULL) {
intel_dp = enc_to_intel_dp(connector->encoder);
- if (intel_dp->compliance_test_active)
+ if (intel_dp->compliance.test_active)
seq_puts(m, "1");
else
seq_puts(m, "0");
@@ -4536,7 +4536,7 @@ static int i915_displayport_test_data_show(struct seq_file *m, void *data)
if (connector->status == connector_status_connected &&
connector->encoder != NULL) {
intel_dp = enc_to_intel_dp(connector->encoder);
- seq_printf(m, "%lx", intel_dp->compliance_test_data);
+ seq_printf(m, "%lx", intel_dp->compliance.test_data.edid);
} else
seq_puts(m, "0");
}
@@ -4575,7 +4575,7 @@ static int i915_displayport_test_type_show(struct seq_file *m, void *data)
if (connector->status == connector_status_connected &&
connector->encoder != NULL) {
intel_dp = enc_to_intel_dp(connector->encoder);
- seq_printf(m, "%02lx", intel_dp->compliance_test_type);
+ seq_printf(m, "%02lx", intel_dp->compliance.test_type);
} else
seq_puts(m, "0");
}
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index db75bb9..c1e107c 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -3834,7 +3834,7 @@ static uint8_t intel_dp_autotest_edid(struct intel_dp *intel_dp)
DRM_DEBUG_KMS("EDID read had %d NACKs, %d DEFERs\n",
intel_dp->aux.i2c_nack_count,
intel_dp->aux.i2c_defer_count);
- intel_dp->compliance_test_data = INTEL_DP_RESOLUTION_FAILSAFE;
+ intel_dp->compliance.test_data.edid = INTEL_DP_RESOLUTION_FAILSAFE;
} else {
struct edid *block = intel_connector->detect_edid;
@@ -3850,11 +3850,11 @@ static uint8_t intel_dp_autotest_edid(struct intel_dp *intel_dp)
DRM_DEBUG_KMS("Failed to write EDID checksum\n");
test_result = DP_TEST_ACK | DP_TEST_EDID_CHECKSUM_WRITE;
- intel_dp->compliance_test_data = INTEL_DP_RESOLUTION_STANDARD;
+ intel_dp->compliance.test_data.edid = INTEL_DP_RESOLUTION_STANDARD;
}
/* Set test active flag here so userspace doesn't interrupt things */
- intel_dp->compliance_test_active = 1;
+ intel_dp->compliance.test_active = 1;
return test_result;
}
@@ -3880,22 +3880,22 @@ static void intel_dp_handle_test_request(struct intel_dp *intel_dp)
switch (rxdata) {
case DP_TEST_LINK_TRAINING:
DRM_DEBUG_KMS("LINK_TRAINING test requested\n");
- intel_dp->compliance_test_type = DP_TEST_LINK_TRAINING;
+ intel_dp->compliance.test_type = DP_TEST_LINK_TRAINING;
response = intel_dp_autotest_link_training(intel_dp);
break;
case DP_TEST_LINK_VIDEO_PATTERN:
DRM_DEBUG_KMS("TEST_PATTERN test requested\n");
- intel_dp->compliance_test_type = DP_TEST_LINK_VIDEO_PATTERN;
+ intel_dp->compliance.test_type = DP_TEST_LINK_VIDEO_PATTERN;
response = intel_dp_autotest_video_pattern(intel_dp);
break;
case DP_TEST_LINK_EDID_READ:
DRM_DEBUG_KMS("EDID test requested\n");
- intel_dp->compliance_test_type = DP_TEST_LINK_EDID_READ;
+ intel_dp->compliance.test_type = DP_TEST_LINK_EDID_READ;
response = intel_dp_autotest_edid(intel_dp);
break;
case DP_TEST_LINK_PHY_TEST_PATTERN:
DRM_DEBUG_KMS("PHY_PATTERN test requested\n");
- intel_dp->compliance_test_type = DP_TEST_LINK_PHY_TEST_PATTERN;
+ intel_dp->compliance.test_type = DP_TEST_LINK_PHY_TEST_PATTERN;
response = intel_dp_autotest_phy_pattern(intel_dp);
break;
default:
@@ -4019,7 +4019,7 @@ static void intel_dp_handle_test_request(struct intel_dp *intel_dp)
return;
/* if link training is requested we should perform it always */
- if ((intel_dp->compliance_test_type == DP_TEST_LINK_TRAINING) ||
+ if ((intel_dp->compliance.test_type == DP_TEST_LINK_TRAINING) ||
(!drm_dp_channel_eq_ok(link_status, intel_dp->lane_count))) {
DRM_DEBUG_KMS("%s: channel EQ not ok, retraining\n",
intel_encoder->base.name);
@@ -4053,9 +4053,7 @@ static void intel_dp_handle_test_request(struct intel_dp *intel_dp)
* Clearing compliance test variables to allow capturing
* of values for next automated test request.
*/
- intel_dp->compliance_test_active = 0;
- intel_dp->compliance_test_type = 0;
- intel_dp->compliance_test_data = 0;
+ memset(&intel_dp->compliance, 0, sizeof(intel_dp->compliance));
/*
* Now read the DPCD to see if it's actually running
@@ -4372,9 +4370,7 @@ static bool intel_digital_port_connected(struct drm_i915_private *dev_priv,
status = connector_status_disconnected;
if (status == connector_status_disconnected) {
- intel_dp->compliance_test_active = 0;
- intel_dp->compliance_test_type = 0;
- intel_dp->compliance_test_data = 0;
+ memset(&intel_dp->compliance, 0, sizeof(intel_dp->compliance));
if (intel_dp->is_mst) {
DRM_DEBUG_KMS("MST device may have disappeared %d vs %d\n",
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 8f4ddca..f8c7046 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -884,6 +884,16 @@ struct intel_dp_desc {
u8 sw_minor_rev;
} __packed;
+struct intel_dp_compliance_data {
+ unsigned long edid;
+};
+
+struct intel_dp_compliance {
+ unsigned long test_type;
+ struct intel_dp_compliance_data test_data;
+ bool test_active;
+};
+
struct intel_dp {
i915_reg_t output_reg;
i915_reg_t aux_ch_ctl_reg;
@@ -959,9 +969,7 @@ struct intel_dp {
void (*prepare_link_retrain)(struct intel_dp *intel_dp);
/* Displayport compliance testing */
- unsigned long compliance_test_type;
- unsigned long compliance_test_data;
- bool compliance_test_active;
+ struct intel_dp_compliance compliance;
};
struct intel_lspcon {
--
1.9.1
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