diff options
| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2020-03-18 19:02:35 +0200 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2020-04-03 19:49:56 +0300 |
| commit | 10cf8e755a9ac793d43e4ce35f23cb32960140f9 (patch) | |
| tree | 83a3ba3a31a89dd1c395aee8dbce1ff9f3ad894f /drivers/gpu/drm/i915/intel_device_info.c | |
| parent | bfae03fe75eb8875396184bd3bf15a52bea04956 (diff) | |
drm/i915: Store cpu_transcoder_mask in device info
We have a bunch of code that would like to know which
CPU transcoders are actually present in the hardware. Rather than
use various ad-hoc methods let's just include a full bitmask in
the device info, alongside pipe_mask.
v2: Rebase
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200318170235.15176-1-ville.syrjala@linux.intel.com
Reviewed-by: José Roberto de Souza <jose.souza@intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_device_info.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_device_info.c | 31 |
1 files changed, 19 insertions, 12 deletions
diff --git a/drivers/gpu/drm/i915/intel_device_info.c b/drivers/gpu/drm/i915/intel_device_info.c index 9ff89e142ff1..db8496b4c38d 100644 --- a/drivers/gpu/drm/i915/intel_device_info.c +++ b/drivers/gpu/drm/i915/intel_device_info.c @@ -980,25 +980,32 @@ void intel_device_info_runtime_init(struct drm_i915_private *dev_priv) drm_info(&dev_priv->drm, "Display fused off, disabling\n"); info->pipe_mask = 0; + info->cpu_transcoder_mask = 0; } else if (fuse_strap & IVB_PIPE_C_DISABLE) { drm_info(&dev_priv->drm, "PipeC fused off\n"); info->pipe_mask &= ~BIT(PIPE_C); + info->cpu_transcoder_mask &= ~BIT(TRANSCODER_C); } } else if (HAS_DISPLAY(dev_priv) && INTEL_GEN(dev_priv) >= 9) { u32 dfsm = I915_READ(SKL_DFSM); - u8 enabled_mask = info->pipe_mask; - - if (dfsm & SKL_DFSM_PIPE_A_DISABLE) - enabled_mask &= ~BIT(PIPE_A); - if (dfsm & SKL_DFSM_PIPE_B_DISABLE) - enabled_mask &= ~BIT(PIPE_B); - if (dfsm & SKL_DFSM_PIPE_C_DISABLE) - enabled_mask &= ~BIT(PIPE_C); - if (INTEL_GEN(dev_priv) >= 12 && - (dfsm & TGL_DFSM_PIPE_D_DISABLE)) - enabled_mask &= ~BIT(PIPE_D); - info->pipe_mask = enabled_mask; + if (dfsm & SKL_DFSM_PIPE_A_DISABLE) { + info->pipe_mask &= ~BIT(PIPE_A); + info->cpu_transcoder_mask &= ~BIT(TRANSCODER_A); + } + if (dfsm & SKL_DFSM_PIPE_B_DISABLE) { + info->pipe_mask &= ~BIT(PIPE_B); + info->cpu_transcoder_mask &= ~BIT(TRANSCODER_B); + } + if (dfsm & SKL_DFSM_PIPE_C_DISABLE) { + info->pipe_mask &= ~BIT(PIPE_C); + info->cpu_transcoder_mask &= ~BIT(TRANSCODER_C); + } + if (INTEL_GEN(dev_priv) >= 12 && + (dfsm & TGL_DFSM_PIPE_D_DISABLE)) { + info->pipe_mask &= ~BIT(PIPE_D); + info->cpu_transcoder_mask &= ~BIT(TRANSCODER_D); + } if (dfsm & SKL_DFSM_DISPLAY_HDCP_DISABLE) info->display.has_hdcp = 0; |