[Intel-gfx] [PATCH v2 2/7] drm/i915/dsi: add debug logging to element execution
Jani Nikula
jani.nikula at intel.com
Mon Sep 19 12:02:25 UTC 2016
Just simple breadcrumbs for now. While at it, rename the i2c skip
function.
Signed-off-by: Jani Nikula <jani.nikula at intel.com>
---
drivers/gpu/drm/i915/intel_dsi_panel_vbt.c | 12 ++++++++++--
1 file changed, 10 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
index a537c71cdcc6..89f77a142521 100644
--- a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
+++ b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
@@ -126,6 +126,8 @@ static const u8 *mipi_exec_send_packet(struct intel_dsi *intel_dsi,
u16 len;
enum port port;
+ DRM_DEBUG_KMS("\n");
+
flags = *data++;
type = *data++;
@@ -199,6 +201,8 @@ static const u8 *mipi_exec_delay(struct intel_dsi *intel_dsi, const u8 *data)
{
u32 delay = *((const u32 *) data);
+ DRM_DEBUG_KMS("\n");
+
usleep_range(delay, delay + 10);
data += 4;
@@ -307,6 +311,8 @@ static const u8 *mipi_exec_gpio(struct intel_dsi *intel_dsi, const u8 *data)
u8 gpio_source, gpio_index;
bool value;
+ DRM_DEBUG_KMS("\n");
+
if (dev_priv->vbt.dsi.seq_version >= 3)
data++;
@@ -331,8 +337,10 @@ static const u8 *mipi_exec_gpio(struct intel_dsi *intel_dsi, const u8 *data)
return data;
}
-static const u8 *mipi_exec_i2c_skip(struct intel_dsi *intel_dsi, const u8 *data)
+static const u8 *mipi_exec_i2c(struct intel_dsi *intel_dsi, const u8 *data)
{
+ DRM_DEBUG_KMS("Skipping I2C element execution\n");
+
return data + *(data + 6) + 7;
}
@@ -342,7 +350,7 @@ static const fn_mipi_elem_exec exec_elem[] = {
[MIPI_SEQ_ELEM_SEND_PKT] = mipi_exec_send_packet,
[MIPI_SEQ_ELEM_DELAY] = mipi_exec_delay,
[MIPI_SEQ_ELEM_GPIO] = mipi_exec_gpio,
- [MIPI_SEQ_ELEM_I2C] = mipi_exec_i2c_skip,
+ [MIPI_SEQ_ELEM_I2C] = mipi_exec_i2c,
};
/*
--
2.1.4
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