return host;
}
+/*
+ * send a video mode command
+ *
+ * XXX: commands with data in MIPI_DPI_DATA?
+ */
+static int dpi_send_cmd(struct intel_dsi *intel_dsi, u32 cmd, bool hs,
+ enum port port)
+{
+ struct drm_encoder *encoder = &intel_dsi->base.base;
+ struct drm_device *dev = encoder->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ u32 mask;
+
+ /* XXX: pipe, hs */
+ if (hs)
+ cmd &= ~DPI_LP_MODE;
+ else
+ cmd |= DPI_LP_MODE;
+
+ /* clear bit */
+ I915_WRITE(MIPI_INTR_STAT(port), SPL_PKT_SENT_INTERRUPT);
+
+ /* XXX: old code skips write if control unchanged */
+ if (cmd == I915_READ(MIPI_DPI_CONTROL(port)))
+ DRM_ERROR("Same special packet %02x twice in a row.\n", cmd);
+
+ I915_WRITE(MIPI_DPI_CONTROL(port), cmd);
+
+ mask = SPL_PKT_SENT_INTERRUPT;
+ if (wait_for((I915_READ(MIPI_INTR_STAT(port)) & mask) == mask, 100))
+ DRM_ERROR("Video mode command 0x%08x send failed.\n", cmd);
+
+ return 0;
+}
+
static void band_gap_reset(struct drm_i915_private *dev_priv)
{
mutex_lock(&dev_priv->dpio_lock);
} else {
msleep(20); /* XXX */
for_each_dsi_port(port, intel_dsi->ports)
- dpi_send_cmd(intel_dsi, TURN_ON, DPI_LP_MODE_EN, port);
+ dpi_send_cmd(intel_dsi, TURN_ON, false, port);
msleep(100);
drm_panel_enable(intel_dsi->panel);
if (is_vid_mode(intel_dsi)) {
/* Send Shutdown command to the panel in LP mode */
for_each_dsi_port(port, intel_dsi->ports)
- dpi_send_cmd(intel_dsi, SHUTDOWN, DPI_LP_MODE_EN, port);
+ dpi_send_cmd(intel_dsi, SHUTDOWN, false, port);
msleep(10);
}
}
intel_dsi->hs = enable;
}
-
-/*
- * send a video mode command
- *
- * XXX: commands with data in MIPI_DPI_DATA?
- */
-int dpi_send_cmd(struct intel_dsi *intel_dsi, u32 cmd, bool hs, enum port port)
-{
- struct drm_encoder *encoder = &intel_dsi->base.base;
- struct drm_device *dev = encoder->dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
- u32 mask;
-
- /* XXX: pipe, hs */
- if (hs)
- cmd &= ~DPI_LP_MODE;
- else
- cmd |= DPI_LP_MODE;
-
- /* clear bit */
- I915_WRITE(MIPI_INTR_STAT(port), SPL_PKT_SENT_INTERRUPT);
-
- /* XXX: old code skips write if control unchanged */
- if (cmd == I915_READ(MIPI_DPI_CONTROL(port)))
- DRM_ERROR("Same special packet %02x twice in a row.\n", cmd);
-
- I915_WRITE(MIPI_DPI_CONTROL(port), cmd);
-
- mask = SPL_PKT_SENT_INTERRUPT;
- if (wait_for((I915_READ(MIPI_INTR_STAT(port)) & mask) == mask, 100))
- DRM_ERROR("Video mode command 0x%08x send failed.\n", cmd);
-
- return 0;
-}
#include "intel_drv.h"
#include "intel_dsi.h"
-#define DPI_LP_MODE_EN false
-#define DPI_HS_MODE_EN true
-
void dsi_hs_mode_enable(struct intel_dsi *intel_dsi, bool enable,
enum port port);
-int dpi_send_cmd(struct intel_dsi *intel_dsi, u32 cmd, bool hs, enum port port);
-
#endif /* _INTEL_DSI_DSI_H */