cddd459140
Add patches for linux-5.4. The patches are from NXP LSDK-20.04 release which was tagged LSDK-20.04-V5.4. https://source.codeaurora.org/external/qoriq/qoriq-components/linux/ For boards LS1021A-IOT, and Traverse-LS1043 which are not involved in LSDK, port the dts patches from 4.14. The patches are sorted into the following categories: 301-arch-xxxx 302-dts-xxxx 303-core-xxxx 701-net-xxxx 801-audio-xxxx 802-can-xxxx 803-clock-xxxx 804-crypto-xxxx 805-display-xxxx 806-dma-xxxx 807-gpio-xxxx 808-i2c-xxxx 809-jailhouse-xxxx 810-keys-xxxx 811-kvm-xxxx 812-pcie-xxxx 813-pm-xxxx 814-qe-xxxx 815-sata-xxxx 816-sdhc-xxxx 817-spi-xxxx 818-thermal-xxxx 819-uart-xxxx 820-usb-xxxx 821-vfio-xxxx Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
136 lines
4.0 KiB
Diff
136 lines
4.0 KiB
Diff
From d2943462cef18cb78680215dec058d5254e63dc3 Mon Sep 17 00:00:00 2001
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From: Yangbo Lu <yangbo.lu@nxp.com>
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Date: Mon, 2 Mar 2020 13:45:41 +0800
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Subject: [PATCH] Revert "drm/imx: Extract IPUv3 specific KMS functions to
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ipuv3-kms.c (part 1)"
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This reverts commit aad8cd9d3f10c57bbf405e25ed1be491d99b6294.
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---
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drivers/gpu/drm/imx/imx-drm-core.c | 81 ++++++++++++++++++++++++++++++++++++++
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drivers/gpu/drm/imx/imx-drm.h | 5 ++-
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2 files changed, 84 insertions(+), 2 deletions(-)
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--- a/drivers/gpu/drm/imx/imx-drm-core.c
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+++ b/drivers/gpu/drm/imx/imx-drm-core.c
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@@ -28,6 +28,9 @@
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#include <video/dpu.h>
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#include "imx-drm.h"
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+#include "ipuv3-plane.h"
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+
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+#define MAX_CRTC 4
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static int legacyfb_depth = 16;
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module_param(legacyfb_depth, int, 0444);
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@@ -47,6 +50,81 @@ void imx_drm_encoder_destroy(struct drm_
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}
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EXPORT_SYMBOL_GPL(imx_drm_encoder_destroy);
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+static int imx_drm_atomic_check(struct drm_device *dev,
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+ struct drm_atomic_state *state)
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+{
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+ int ret;
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+
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+ ret = drm_atomic_helper_check(dev, state);
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+ if (ret)
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+ return ret;
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+
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+ /*
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+ * Check modeset again in case crtc_state->mode_changed is
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+ * updated in plane's ->atomic_check callback.
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+ */
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+ ret = drm_atomic_helper_check_modeset(dev, state);
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+ if (ret)
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+ return ret;
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+
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+ /* Assign PRG/PRE channels and check if all constrains are satisfied. */
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+ ret = ipu_planes_assign_pre(dev, state);
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+ if (ret)
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+ return ret;
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+
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+ return ret;
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+}
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+
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+static const struct drm_mode_config_funcs imx_drm_mode_config_funcs = {
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+ .fb_create = drm_gem_fb_create,
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+ .atomic_check = imx_drm_atomic_check,
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+ .atomic_commit = drm_atomic_helper_commit,
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+};
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+
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+static void imx_drm_atomic_commit_tail(struct drm_atomic_state *state)
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+{
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+ struct drm_device *dev = state->dev;
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+ struct drm_plane *plane;
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+ struct drm_plane_state *old_plane_state, *new_plane_state;
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+ bool plane_disabling = false;
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+ int i;
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+
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+ drm_atomic_helper_commit_modeset_disables(dev, state);
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+
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+ drm_atomic_helper_commit_planes(dev, state,
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+ DRM_PLANE_COMMIT_ACTIVE_ONLY |
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+ DRM_PLANE_COMMIT_NO_DISABLE_AFTER_MODESET);
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+
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+ drm_atomic_helper_commit_modeset_enables(dev, state);
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+
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+ for_each_oldnew_plane_in_state(state, plane, old_plane_state, new_plane_state, i) {
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+ if (drm_atomic_plane_disabling(old_plane_state, new_plane_state))
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+ plane_disabling = true;
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+ }
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+
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+ /*
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+ * The flip done wait is only strictly required by imx-drm if a deferred
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+ * plane disable is in-flight. As the core requires blocking commits
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+ * to wait for the flip it is done here unconditionally. This keeps the
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+ * workitem around a bit longer than required for the majority of
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+ * non-blocking commits, but we accept that for the sake of simplicity.
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+ */
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+ drm_atomic_helper_wait_for_flip_done(dev, state);
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+
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+ if (plane_disabling) {
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+ for_each_old_plane_in_state(state, plane, old_plane_state, i)
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+ ipu_plane_disable_deferred(plane);
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+
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+ }
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+
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+ drm_atomic_helper_commit_hw_done(state);
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+}
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+
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+static const struct drm_mode_config_helper_funcs imx_drm_mode_config_helpers = {
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+ .atomic_commit_tail = imx_drm_atomic_commit_tail,
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+};
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+
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+
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int imx_drm_encoder_parse_of(struct drm_device *drm,
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struct drm_encoder *encoder, struct device_node *np)
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{
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@@ -163,6 +241,9 @@ static int imx_drm_bind(struct device *d
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drm->mode_config.min_height = 1;
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drm->mode_config.max_width = 4096;
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drm->mode_config.max_height = 4096;
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+ drm->mode_config.funcs = &imx_drm_mode_config_funcs;
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+ drm->mode_config.helper_private = &imx_drm_mode_config_helpers;
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+ drm->mode_config.allow_fb_modifiers = true;
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drm->mode_config.normalize_zpos = true;
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drm_mode_config_init(drm);
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--- a/drivers/gpu/drm/imx/imx-drm.h
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+++ b/drivers/gpu/drm/imx/imx-drm.h
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@@ -2,8 +2,6 @@
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#ifndef _IMX_DRM_H_
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#define _IMX_DRM_H_
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-#define MAX_CRTC 4
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-
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struct device_node;
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struct drm_crtc;
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struct drm_connector;
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@@ -40,4 +38,7 @@ int imx_drm_encoder_parse_of(struct drm_
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void imx_drm_connector_destroy(struct drm_connector *connector);
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void imx_drm_encoder_destroy(struct drm_encoder *encoder);
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+int ipu_planes_assign_pre(struct drm_device *dev,
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+ struct drm_atomic_state *state);
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+
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#endif /* _IMX_DRM_H_ */
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