drm/i915/dsi: add skip functions for spi and pmic elements

In sequence block v3 these are gracefully skipped anyway, but add the
functions so we can have some debug breadcrumbs.

v2: the pmic block is 15 bytes (Ville)

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/d102ef1f21e6ea9a17655ef31593e68343336a48.1474286487.git.jani.nikula@intel.com

diff --git a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
index 89f77a1..2915699 100644 (file)
--- a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
+++ b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
@@ -344,6 +344,20 @@ static const u8 *mipi_exec_i2c(struct intel_dsi *intel_dsi, const u8 *data)
        return data + *(data + 6) + 7;
 }
 
+static const u8 *mipi_exec_spi(struct intel_dsi *intel_dsi, const u8 *data)
+{
+       DRM_DEBUG_KMS("Skipping SPI element execution\n");
+
+       return data + *(data + 5) + 6;
+}
+
+static const u8 *mipi_exec_pmic(struct intel_dsi *intel_dsi, const u8 *data)
+{
+       DRM_DEBUG_KMS("Skipping PMIC element execution\n");
+
+       return data + 15;
+}
+
 typedef const u8 * (*fn_mipi_elem_exec)(struct intel_dsi *intel_dsi,
                                        const u8 *data);
 static const fn_mipi_elem_exec exec_elem[] = {
@@ -351,6 +365,8 @@ static const fn_mipi_elem_exec exec_elem[] = {
        [MIPI_SEQ_ELEM_DELAY] = mipi_exec_delay,
        [MIPI_SEQ_ELEM_GPIO] = mipi_exec_gpio,
        [MIPI_SEQ_ELEM_I2C] = mipi_exec_i2c,
+       [MIPI_SEQ_ELEM_SPI] = mipi_exec_spi,
+       [MIPI_SEQ_ELEM_PMIC] = mipi_exec_pmic,
 };
 
 /*