mirror of
git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
synced 2025-09-04 20:19:47 +08:00
137caa702f
The current buffer check halves the frame rate on non-plus i.MX6Q,
as the IDMAC current buffer pointer is not yet updated when
ipu_plane_atomic_update_pending is called from the EOF irq handler.
Fixes: 70e8a0c71e ("drm/imx: ipuv3-plane: add function to query atomic update status")
Tested-by: Marco Felsch <m.felsch@pengutronix.de>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Cc: stable@vger.kernel.org
54 lines
1.4 KiB
C
54 lines
1.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __IPUV3_PLANE_H__
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#define __IPUV3_PLANE_H__
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#include <drm/drm_crtc.h> /* drm_plane */
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struct drm_plane;
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struct drm_device;
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struct ipu_soc;
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struct drm_crtc;
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struct drm_framebuffer;
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struct ipuv3_channel;
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struct dmfc_channel;
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struct ipu_dp;
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struct ipu_plane {
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struct drm_plane base;
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struct ipu_soc *ipu;
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struct ipuv3_channel *ipu_ch;
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struct ipuv3_channel *alpha_ch;
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struct dmfc_channel *dmfc;
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struct ipu_dp *dp;
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int dma;
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int dp_flow;
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bool disabling;
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};
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struct ipu_plane *ipu_plane_init(struct drm_device *dev, struct ipu_soc *ipu,
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int dma, int dp, unsigned int possible_crtcs,
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enum drm_plane_type type);
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/* Init IDMAC, DMFC, DP */
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int ipu_plane_mode_set(struct ipu_plane *plane, struct drm_crtc *crtc,
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struct drm_display_mode *mode,
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struct drm_framebuffer *fb, int crtc_x, int crtc_y,
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unsigned int crtc_w, unsigned int crtc_h,
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uint32_t src_x, uint32_t src_y, uint32_t src_w,
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uint32_t src_h, bool interlaced);
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int ipu_plane_get_resources(struct ipu_plane *plane);
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void ipu_plane_put_resources(struct ipu_plane *plane);
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int ipu_plane_irq(struct ipu_plane *plane);
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void ipu_plane_disable(struct ipu_plane *ipu_plane, bool disable_dp_channel);
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void ipu_plane_disable_deferred(struct drm_plane *plane);
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bool ipu_plane_atomic_update_pending(struct drm_plane *plane);
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#endif
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