On 01/16/2015 05:57 PM, Jani Nikula wrote:
Add port parameter to wait_for_dsi_fifo_empty, and call it for each dsi
port.
We can now remove the transitional intel_dsi_pipe_to_port() function.
Signed-off-by: Jani Nikula <jani.nik...@intel.com>
Reviewed-By: Shobhit Kumar <shobhit.ku...@intel.com>
---
drivers/gpu/drm/i915/intel_dsi.c | 17 ++++++++++-------
drivers/gpu/drm/i915/intel_dsi.h | 12 ------------
2 files changed, 10 insertions(+), 19 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c
index e82cf5f65c9a..9b0eaa9db845 100644
--- a/drivers/gpu/drm/i915/intel_dsi.c
+++ b/drivers/gpu/drm/i915/intel_dsi.c
@@ -42,13 +42,11 @@ static const struct intel_dsi_device intel_dsi_devices[] = {
},
};
-static void wait_for_dsi_fifo_empty(struct intel_dsi *intel_dsi)
+static void wait_for_dsi_fifo_empty(struct intel_dsi *intel_dsi, 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;
- struct intel_crtc *intel_crtc = to_intel_crtc(encoder->crtc);
- enum port port = intel_dsi_pipe_to_port(intel_crtc->pipe);
u32 mask;
mask = LP_CTRL_FIFO_EMPTY | HS_CTRL_FIFO_EMPTY |
@@ -230,7 +228,8 @@ static void intel_dsi_enable(struct intel_encoder *encoder)
if (intel_dsi->dev.dev_ops->enable)
intel_dsi->dev.dev_ops->enable(&intel_dsi->dev);
- wait_for_dsi_fifo_empty(intel_dsi);
+ for_each_dsi_port(port, intel_dsi->ports)
+ wait_for_dsi_fifo_empty(intel_dsi, port);
intel_dsi_port_enable(encoder);
}
@@ -243,6 +242,7 @@ static void intel_dsi_pre_enable(struct intel_encoder
*encoder)
struct intel_dsi *intel_dsi = enc_to_intel_dsi(&encoder->base);
struct intel_crtc *intel_crtc = to_intel_crtc(encoder->base.crtc);
enum pipe pipe = intel_crtc->pipe;
+ enum port port;
u32 tmp;
DRM_DEBUG_KMS("\n");
@@ -272,7 +272,8 @@ static void intel_dsi_pre_enable(struct intel_encoder
*encoder)
if (intel_dsi->dev.dev_ops->send_otp_cmds)
intel_dsi->dev.dev_ops->send_otp_cmds(&intel_dsi->dev);
- wait_for_dsi_fifo_empty(intel_dsi);
+ for_each_dsi_port(port, intel_dsi->ports)
+ wait_for_dsi_fifo_empty(intel_dsi, port);
/* Enable port in pre-enable phase itself because as per hw team
* recommendation, port should be enabled befor plane & pipe */
@@ -315,7 +316,8 @@ static void intel_dsi_disable(struct intel_encoder *encoder)
DRM_DEBUG_KMS("\n");
if (is_vid_mode(intel_dsi)) {
- wait_for_dsi_fifo_empty(intel_dsi);
+ for_each_dsi_port(port, intel_dsi->ports)
+ wait_for_dsi_fifo_empty(intel_dsi, port);
intel_dsi_port_disable(encoder);
msleep(2);
@@ -344,7 +346,8 @@ static void intel_dsi_disable(struct intel_encoder *encoder)
if (intel_dsi->dev.dev_ops->disable)
intel_dsi->dev.dev_ops->disable(&intel_dsi->dev);
- wait_for_dsi_fifo_empty(intel_dsi);
+ for_each_dsi_port(port, intel_dsi->ports)
+ wait_for_dsi_fifo_empty(intel_dsi, port);
}
static void intel_dsi_clear_device_ready(struct intel_encoder *encoder)
diff --git a/drivers/gpu/drm/i915/intel_dsi.h b/drivers/gpu/drm/i915/intel_dsi.h
index 8fe2064dd804..2bb8c46c7889 100644
--- a/drivers/gpu/drm/i915/intel_dsi.h
+++ b/drivers/gpu/drm/i915/intel_dsi.h
@@ -137,18 +137,6 @@ struct intel_dsi {
u16 panel_pwr_cycle_delay;
};
-/* XXX: Transitional before dual port configuration */
-static inline enum port intel_dsi_pipe_to_port(enum pipe pipe)
-{
- if (pipe == PIPE_A)
- return PORT_A;
- else if (pipe == PIPE_B)
- return PORT_C;
-
- WARN(1, "DSI on pipe %c, assuming port C\n", pipe_name(pipe));
- return PORT_C;
-}
-
#define for_each_dsi_port(__port, __ports_mask) \
for ((__port) = PORT_A; (__port) < I915_MAX_PORTS; (__port)++) \
if ((__ports_mask) & (1 << (__port)))
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