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drm/i915: Pass encoder all the way to intel_ddi_transcoder_func_reg_val_get()

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Pass the encoder all the way down to
intel_ddi_transcoder_func_reg_val_get(). Allows us eliminate the
intel_ddi_get_crtc_encoder() eyesore.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200417134720.16654-4-ville.syrjala@linux.intel.com
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Acked-by: Jani Nikula <jani.nikula@intel.com>
This commit is contained in:
Ville Syrjälä 2020-04-17 16:47:20 +03:00
parent 7c2fedd760
commit eed22a46b9
4 changed files with 14 additions and 32 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/gpu/drm/i915/display/intel_crt.c
View File

@ -308,7 +308,7 @@ static void hsw_enable_crt(struct intel_atomic_state *state,
drm_WARN_ON(&dev_priv->drm, !crtc_state->has_pch_encoder);
intel_ddi_enable_transcoder_func(crtc_state);
intel_ddi_enable_transcoder_func(encoder, crtc_state);
intel_enable_pipe(crtc_state);

39
drivers/gpu/drm/i915/display/intel_ddi.c
View File

@ -1351,27 +1351,6 @@ static void intel_ddi_init_dp_buf_reg(struct intel_encoder *encoder)
intel_dp->DP |= DDI_PORT_WIDTH(intel_dp->lane_count);
}
static struct intel_encoder *
intel_ddi_get_crtc_encoder(struct intel_crtc *crtc)
{
struct drm_device *dev = crtc->base.dev;
struct intel_encoder *encoder, *ret = NULL;
int num_encoders = 0;
for_each_encoder_on_crtc(dev, &crtc->base, encoder) {
ret = encoder;
num_encoders++;
}
if (num_encoders != 1)
drm_WARN(dev, 1, "%d encoders on crtc for pipe %c\n",
num_encoders,
pipe_name(crtc->pipe));
BUG_ON(ret == NULL);
return ret;
}
static int icl_calc_tbt_pll_link(struct drm_i915_private *dev_priv,
enum port port)
{
@ -1512,10 +1491,10 @@ static u32 bdw_trans_port_sync_master_select(enum transcoder master_transcoder)
* intel_ddi_config_transcoder_func().
*/
static u32
intel_ddi_transcoder_func_reg_val_get(const struct intel_crtc_state *crtc_state)
intel_ddi_transcoder_func_reg_val_get(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state)
{
struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
struct intel_encoder *encoder = intel_ddi_get_crtc_encoder(crtc);
struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
enum pipe pipe = crtc->pipe;
enum transcoder cpu_transcoder = crtc_state->cpu_transcoder;
@ -1617,7 +1596,8 @@ intel_ddi_transcoder_func_reg_val_get(const struct intel_crtc_state *crtc_state)
return temp;
}
void intel_ddi_enable_transcoder_func(const struct intel_crtc_state *crtc_state)
void intel_ddi_enable_transcoder_func(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state)
{
struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
@ -1640,7 +1620,7 @@ void intel_ddi_enable_transcoder_func(const struct intel_crtc_state *crtc_state)
TRANS_DDI_FUNC_CTL2(cpu_transcoder), ctl2);
}
ctl = intel_ddi_transcoder_func_reg_val_get(crtc_state);
ctl = intel_ddi_transcoder_func_reg_val_get(encoder, crtc_state);
if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_DP_MST))
ctl |= TRANS_DDI_DP_VC_PAYLOAD_ALLOC;
intel_de_write(dev_priv, TRANS_DDI_FUNC_CTL(cpu_transcoder), ctl);
@ -1651,14 +1631,15 @@ void intel_ddi_enable_transcoder_func(const struct intel_crtc_state *crtc_state)
* bit.
*/
static void
intel_ddi_config_transcoder_func(const struct intel_crtc_state *crtc_state)
intel_ddi_config_transcoder_func(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state)
{
struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
enum transcoder cpu_transcoder = crtc_state->cpu_transcoder;
u32 ctl;
ctl = intel_ddi_transcoder_func_reg_val_get(crtc_state);
ctl = intel_ddi_transcoder_func_reg_val_get(encoder, crtc_state);
ctl &= ~TRANS_DDI_FUNC_ENABLE;
intel_de_write(dev_priv, TRANS_DDI_FUNC_CTL(cpu_transcoder), ctl);
}
@ -3164,7 +3145,7 @@ static void tgl_ddi_pre_enable_dp(struct intel_atomic_state *state,
* 7.b Configure TRANS_DDI_FUNC_CTL DDI Select, DDI Mode Select & MST
* Transport Select
*/
intel_ddi_config_transcoder_func(crtc_state);
intel_ddi_config_transcoder_func(encoder, crtc_state);
/*
* 7.c Configure & enable DP_TP_CTL with link training pattern 1
@ -3765,7 +3746,7 @@ static void intel_enable_ddi(struct intel_atomic_state *state,
{
WARN_ON(crtc_state->has_pch_encoder);
intel_ddi_enable_transcoder_func(crtc_state);
intel_ddi_enable_transcoder_func(encoder, crtc_state);
intel_enable_pipe(crtc_state);

3
drivers/gpu/drm/i915/display/intel_ddi.h
View File

@ -25,7 +25,8 @@ void hsw_fdi_link_train(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state);
void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port);
bool intel_ddi_get_hw_state(struct intel_encoder *encoder, enum pipe *pipe);
void intel_ddi_enable_transcoder_func(const struct intel_crtc_state *crtc_state);
void intel_ddi_enable_transcoder_func(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state);
void intel_ddi_disable_transcoder_func(const struct intel_crtc_state *crtc_state);
void intel_ddi_enable_pipe_clock(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state);

2
drivers/gpu/drm/i915/display/intel_dp_mst.c
View File

@ -510,7 +510,7 @@ static void intel_mst_enable_dp(struct intel_atomic_state *state,
drm_WARN_ON(&dev_priv->drm, pipe_config->has_pch_encoder);
intel_ddi_enable_transcoder_func(pipe_config);
intel_ddi_enable_transcoder_func(encoder, pipe_config);
intel_enable_pipe(pipe_config);