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| author | Maxime Ripard <maxime@cerno.tech> | 2022-03-31 17:37:40 +0300 |
|---|---|---|
| committer | Maxime Ripard <maxime@cerno.tech> | 2022-04-06 16:18:01 +0300 |
| commit | e418639d19f5f3d4dbc541fd3d40f921f202d356 (patch) | |
| tree | 7a9182c80006baa047fac9827a6fa9ff48cc2576 /drivers/gpu/drm/vc4/vc4_hvs.c | |
| parent | b51cd7ad143d2eb31a6df81c2183128920e47c2b (diff) | |
| download | linux-e418639d19f5f3d4dbc541fd3d40f921f202d356.tar.xz | |
drm/vc4: hvs: Store channel in variable
The assigned_channel field of our vc4_crtc_state structure is accessed
multiple times in vc4_hvs_atomic_flush, so let's move it to a variable
that can be used in all those places.
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://lore.kernel.org/r/20220331143744.777652-4-maxime@cerno.tech
Diffstat (limited to 'drivers/gpu/drm/vc4/vc4_hvs.c')
| -rw-r--r-- | drivers/gpu/drm/vc4/vc4_hvs.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/gpu/drm/vc4/vc4_hvs.c b/drivers/gpu/drm/vc4/vc4_hvs.c index c8cae10500b9..d225eea6e640 100644 --- a/drivers/gpu/drm/vc4/vc4_hvs.c +++ b/drivers/gpu/drm/vc4/vc4_hvs.c @@ -460,6 +460,7 @@ void vc4_hvs_atomic_flush(struct drm_crtc *crtc, struct drm_device *dev = crtc->dev; struct vc4_dev *vc4 = to_vc4_dev(dev); struct vc4_crtc_state *vc4_state = to_vc4_crtc_state(crtc->state); + unsigned int channel = vc4_state->assigned_channel; struct drm_plane *plane; struct vc4_plane_state *vc4_plane_state; bool debug_dump_regs = false; @@ -500,8 +501,8 @@ void vc4_hvs_atomic_flush(struct drm_crtc *crtc, /* This sets a black background color fill, as is the case * with other DRM drivers. */ - HVS_WRITE(SCALER_DISPBKGNDX(vc4_state->assigned_channel), - HVS_READ(SCALER_DISPBKGNDX(vc4_state->assigned_channel)) | + HVS_WRITE(SCALER_DISPBKGNDX(channel), + HVS_READ(SCALER_DISPBKGNDX(channel)) | SCALER_DISPBKGND_FILL); /* Only update DISPLIST if the CRTC was already running and is not @@ -515,7 +516,7 @@ void vc4_hvs_atomic_flush(struct drm_crtc *crtc, vc4_hvs_update_dlist(crtc); if (crtc->state->color_mgmt_changed) { - u32 dispbkgndx = HVS_READ(SCALER_DISPBKGNDX(vc4_state->assigned_channel)); + u32 dispbkgndx = HVS_READ(SCALER_DISPBKGNDX(channel)); if (crtc->state->gamma_lut) { vc4_hvs_update_gamma_lut(crtc); @@ -527,7 +528,7 @@ void vc4_hvs_atomic_flush(struct drm_crtc *crtc, */ dispbkgndx &= ~SCALER_DISPBKGND_GAMMA; } - HVS_WRITE(SCALER_DISPBKGNDX(vc4_state->assigned_channel), dispbkgndx); + HVS_WRITE(SCALER_DISPBKGNDX(channel), dispbkgndx); } if (debug_dump_regs) { |