Adding upstream version 6.6.15.upstream/6.6.15

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 167 insertions, 0 deletions

diff --git a/drivers/gpu/drm/msm/dsi/dsi.h b/drivers/gpu/drm/msm/dsi/dsi.h
new file mode 100644
index 0000000000..3b46617a59
--- /dev/null
+++ b/drivers/gpu/drm/msm/dsi/dsi.h
@@ -0,0 +1,167 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2015, The Linux Foundation. All rights reserved.
+ */
+
+#ifndef __DSI_CONNECTOR_H__
+#define __DSI_CONNECTOR_H__
+
+#include <linux/of_platform.h>
+#include <linux/platform_device.h>
+
+#include <drm/drm_bridge.h>
+#include <drm/drm_crtc.h>
+#include <drm/drm_mipi_dsi.h>
+
+#include "msm_drv.h"
+#include "disp/msm_disp_snapshot.h"
+
+#define DSI_0	0
+#define DSI_1	1
+#define DSI_MAX	2
+
+struct msm_dsi_phy_shared_timings;
+struct msm_dsi_phy_clk_request;
+
+enum msm_dsi_phy_usecase {
+	MSM_DSI_PHY_STANDALONE,
+	MSM_DSI_PHY_MASTER,
+	MSM_DSI_PHY_SLAVE,
+};
+
+#define DSI_BUS_CLK_MAX		4
+
+struct msm_dsi {
+	struct drm_device *dev;
+	struct platform_device *pdev;
+
+	/* internal dsi bridge attached to MDP interface */
+	struct drm_bridge *bridge;
+
+	struct mipi_dsi_host *host;
+	struct msm_dsi_phy *phy;
+
+	/*
+	 * external_bridge connected to dsi bridge output
+	 */
+	struct drm_bridge *external_bridge;
+
+	struct device *phy_dev;
+	bool phy_enabled;
+
+	/* the encoder we are hooked to (outside of dsi block) */
+	struct drm_encoder *encoder;
+
+	int id;
+};
+
+/* dsi manager */
+struct drm_bridge *msm_dsi_manager_bridge_init(u8 id);
+void msm_dsi_manager_bridge_destroy(struct drm_bridge *bridge);
+int msm_dsi_manager_ext_bridge_init(u8 id);
+int msm_dsi_manager_cmd_xfer(int id, const struct mipi_dsi_msg *msg);
+bool msm_dsi_manager_cmd_xfer_trigger(int id, u32 dma_base, u32 len);
+int msm_dsi_manager_register(struct msm_dsi *msm_dsi);
+void msm_dsi_manager_unregister(struct msm_dsi *msm_dsi);
+void msm_dsi_manager_tpg_enable(void);
+
+/* msm dsi */
+static inline bool msm_dsi_device_connected(struct msm_dsi *msm_dsi)
+{
+	return msm_dsi->external_bridge;
+}
+
+/* dsi host */
+struct msm_dsi_host;
+int msm_dsi_host_xfer_prepare(struct mipi_dsi_host *host,
+					const struct mipi_dsi_msg *msg);
+void msm_dsi_host_xfer_restore(struct mipi_dsi_host *host,
+					const struct mipi_dsi_msg *msg);
+int msm_dsi_host_cmd_tx(struct mipi_dsi_host *host,
+					const struct mipi_dsi_msg *msg);
+int msm_dsi_host_cmd_rx(struct mipi_dsi_host *host,
+					const struct mipi_dsi_msg *msg);
+void msm_dsi_host_cmd_xfer_commit(struct mipi_dsi_host *host,
+					u32 dma_base, u32 len);
+int msm_dsi_host_enable(struct mipi_dsi_host *host);
+int msm_dsi_host_disable(struct mipi_dsi_host *host);
+void msm_dsi_host_enable_irq(struct mipi_dsi_host *host);
+void msm_dsi_host_disable_irq(struct mipi_dsi_host *host);
+int msm_dsi_host_power_on(struct mipi_dsi_host *host,
+			struct msm_dsi_phy_shared_timings *phy_shared_timings,
+			bool is_bonded_dsi, struct msm_dsi_phy *phy);
+int msm_dsi_host_power_off(struct mipi_dsi_host *host);
+int msm_dsi_host_set_display_mode(struct mipi_dsi_host *host,
+				  const struct drm_display_mode *mode);
+enum drm_mode_status msm_dsi_host_check_dsc(struct mipi_dsi_host *host,
+					    const struct drm_display_mode *mode);
+unsigned long msm_dsi_host_get_mode_flags(struct mipi_dsi_host *host);
+int msm_dsi_host_register(struct mipi_dsi_host *host);
+void msm_dsi_host_unregister(struct mipi_dsi_host *host);
+void msm_dsi_host_set_phy_mode(struct mipi_dsi_host *host,
+			struct msm_dsi_phy *src_phy);
+int msm_dsi_host_set_src_pll(struct mipi_dsi_host *host,
+			struct msm_dsi_phy *src_phy);
+void msm_dsi_host_reset_phy(struct mipi_dsi_host *host);
+void msm_dsi_host_get_phy_clk_req(struct mipi_dsi_host *host,
+	struct msm_dsi_phy_clk_request *clk_req,
+	bool is_bonded_dsi);
+void msm_dsi_host_destroy(struct mipi_dsi_host *host);
+int msm_dsi_host_modeset_init(struct mipi_dsi_host *host,
+					struct drm_device *dev);
+int msm_dsi_host_init(struct msm_dsi *msm_dsi);
+int msm_dsi_runtime_suspend(struct device *dev);
+int msm_dsi_runtime_resume(struct device *dev);
+int dsi_link_clk_set_rate_6g(struct msm_dsi_host *msm_host);
+int dsi_link_clk_set_rate_v2(struct msm_dsi_host *msm_host);
+int dsi_link_clk_enable_6g(struct msm_dsi_host *msm_host);
+int dsi_link_clk_enable_v2(struct msm_dsi_host *msm_host);
+void dsi_link_clk_disable_6g(struct msm_dsi_host *msm_host);
+void dsi_link_clk_disable_v2(struct msm_dsi_host *msm_host);
+unsigned long dsi_byte_clk_get_rate(struct mipi_dsi_host *host, bool is_bonded_dsi,
+				    const struct drm_display_mode *mode);
+int dsi_tx_buf_alloc_6g(struct msm_dsi_host *msm_host, int size);
+int dsi_tx_buf_alloc_v2(struct msm_dsi_host *msm_host, int size);
+void *dsi_tx_buf_get_6g(struct msm_dsi_host *msm_host);
+void *dsi_tx_buf_get_v2(struct msm_dsi_host *msm_host);
+void dsi_tx_buf_put_6g(struct msm_dsi_host *msm_host);
+void msm_dsi_tx_buf_free(struct mipi_dsi_host *mipi_host);
+int dsi_dma_base_get_6g(struct msm_dsi_host *msm_host, uint64_t *iova);
+int dsi_dma_base_get_v2(struct msm_dsi_host *msm_host, uint64_t *iova);
+int dsi_clk_init_v2(struct msm_dsi_host *msm_host);
+int dsi_clk_init_6g_v2(struct msm_dsi_host *msm_host);
+int dsi_calc_clk_rate_v2(struct msm_dsi_host *msm_host, bool is_bonded_dsi);
+int dsi_calc_clk_rate_6g(struct msm_dsi_host *msm_host, bool is_bonded_dsi);
+void msm_dsi_host_snapshot(struct msm_disp_state *disp_state, struct mipi_dsi_host *host);
+void msm_dsi_host_test_pattern_en(struct mipi_dsi_host *host);
+struct drm_dsc_config *msm_dsi_host_get_dsc_config(struct mipi_dsi_host *host);
+
+/* dsi phy */
+struct msm_dsi_phy;
+struct msm_dsi_phy_shared_timings {
+	u32 clk_post;
+	u32 clk_pre;
+	bool clk_pre_inc_by_2;
+	bool byte_intf_clk_div_2;
+};
+
+struct msm_dsi_phy_clk_request {
+	unsigned long bitclk_rate;
+	unsigned long escclk_rate;
+};
+
+void msm_dsi_phy_driver_register(void);
+void msm_dsi_phy_driver_unregister(void);
+int msm_dsi_phy_enable(struct msm_dsi_phy *phy,
+			struct msm_dsi_phy_clk_request *clk_req,
+			struct msm_dsi_phy_shared_timings *shared_timings);
+void msm_dsi_phy_disable(struct msm_dsi_phy *phy);
+void msm_dsi_phy_set_usecase(struct msm_dsi_phy *phy,
+			     enum msm_dsi_phy_usecase uc);
+void msm_dsi_phy_pll_save_state(struct msm_dsi_phy *phy);
+int msm_dsi_phy_pll_restore_state(struct msm_dsi_phy *phy);
+void msm_dsi_phy_snapshot(struct msm_disp_state *disp_state, struct msm_dsi_phy *phy);
+bool msm_dsi_phy_set_continuous_clock(struct msm_dsi_phy *phy, bool enable);
+
+#endif /* __DSI_CONNECTOR_H__ */
+