2014-07-31 00:26:17 +07:00
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/*
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* Copyright (C) STMicroelectronics SA 2014
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* Authors: Benjamin Gaignard <benjamin.gaignard@st.com>
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* Vincent Abriou <vincent.abriou@st.com>
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* for STMicroelectronics.
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* License terms: GNU General Public License (GPL), version 2
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*/
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#include <linux/clk.h>
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#include <linux/component.h>
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#include <linux/module.h>
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#include <linux/of_platform.h>
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#include <linux/platform_device.h>
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#include <linux/reset.h>
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#include <drm/drmP.h>
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#include <drm/drm_crtc_helper.h>
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2015-07-31 16:32:34 +07:00
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#include "sti_crtc.h"
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2014-12-08 23:32:36 +07:00
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2014-07-31 00:26:17 +07:00
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/* glue registers */
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#define TVO_CSC_MAIN_M0 0x000
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#define TVO_CSC_MAIN_M1 0x004
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#define TVO_CSC_MAIN_M2 0x008
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#define TVO_CSC_MAIN_M3 0x00c
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#define TVO_CSC_MAIN_M4 0x010
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#define TVO_CSC_MAIN_M5 0x014
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#define TVO_CSC_MAIN_M6 0x018
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#define TVO_CSC_MAIN_M7 0x01c
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#define TVO_MAIN_IN_VID_FORMAT 0x030
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#define TVO_CSC_AUX_M0 0x100
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#define TVO_CSC_AUX_M1 0x104
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#define TVO_CSC_AUX_M2 0x108
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#define TVO_CSC_AUX_M3 0x10c
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#define TVO_CSC_AUX_M4 0x110
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#define TVO_CSC_AUX_M5 0x114
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#define TVO_CSC_AUX_M6 0x118
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#define TVO_CSC_AUX_M7 0x11c
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#define TVO_AUX_IN_VID_FORMAT 0x130
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#define TVO_VIP_HDF 0x400
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#define TVO_HD_SYNC_SEL 0x418
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#define TVO_HD_DAC_CFG_OFF 0x420
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#define TVO_VIP_HDMI 0x500
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#define TVO_HDMI_FORCE_COLOR_0 0x504
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#define TVO_HDMI_FORCE_COLOR_1 0x508
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#define TVO_HDMI_CLIP_VALUE_B_CB 0x50c
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#define TVO_HDMI_CLIP_VALUE_Y_G 0x510
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#define TVO_HDMI_CLIP_VALUE_R_CR 0x514
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#define TVO_HDMI_SYNC_SEL 0x518
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#define TVO_HDMI_DFV_OBS 0x540
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2014-12-30 21:08:16 +07:00
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#define TVO_VIP_DVO 0x600
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#define TVO_DVO_SYNC_SEL 0x618
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#define TVO_DVO_CONFIG 0x620
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2014-07-31 00:26:17 +07:00
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#define TVO_IN_FMT_SIGNED BIT(0)
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#define TVO_SYNC_EXT BIT(4)
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#define TVO_VIP_REORDER_R_SHIFT 24
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#define TVO_VIP_REORDER_G_SHIFT 20
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#define TVO_VIP_REORDER_B_SHIFT 16
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#define TVO_VIP_REORDER_MASK 0x3
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#define TVO_VIP_REORDER_Y_G_SEL 0
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#define TVO_VIP_REORDER_CB_B_SEL 1
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#define TVO_VIP_REORDER_CR_R_SEL 2
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#define TVO_VIP_CLIP_SHIFT 8
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#define TVO_VIP_CLIP_MASK 0x7
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#define TVO_VIP_CLIP_DISABLED 0
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#define TVO_VIP_CLIP_EAV_SAV 1
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#define TVO_VIP_CLIP_LIMITED_RANGE_RGB_Y 2
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#define TVO_VIP_CLIP_LIMITED_RANGE_CB_CR 3
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#define TVO_VIP_CLIP_PROG_RANGE 4
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#define TVO_VIP_RND_SHIFT 4
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#define TVO_VIP_RND_MASK 0x3
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#define TVO_VIP_RND_8BIT_ROUNDED 0
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#define TVO_VIP_RND_10BIT_ROUNDED 1
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#define TVO_VIP_RND_12BIT_ROUNDED 2
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#define TVO_VIP_SEL_INPUT_MASK 0xf
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#define TVO_VIP_SEL_INPUT_MAIN 0x0
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#define TVO_VIP_SEL_INPUT_AUX 0x8
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#define TVO_VIP_SEL_INPUT_FORCE_COLOR 0xf
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#define TVO_VIP_SEL_INPUT_BYPASS_MASK 0x1
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#define TVO_VIP_SEL_INPUT_BYPASSED 1
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#define TVO_SYNC_MAIN_VTG_SET_REF 0x00
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#define TVO_SYNC_MAIN_VTG_SET_1 0x01
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#define TVO_SYNC_MAIN_VTG_SET_2 0x02
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#define TVO_SYNC_MAIN_VTG_SET_3 0x03
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#define TVO_SYNC_MAIN_VTG_SET_4 0x04
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#define TVO_SYNC_MAIN_VTG_SET_5 0x05
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#define TVO_SYNC_MAIN_VTG_SET_6 0x06
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#define TVO_SYNC_AUX_VTG_SET_REF 0x10
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#define TVO_SYNC_AUX_VTG_SET_1 0x11
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#define TVO_SYNC_AUX_VTG_SET_2 0x12
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#define TVO_SYNC_AUX_VTG_SET_3 0x13
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#define TVO_SYNC_AUX_VTG_SET_4 0x14
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#define TVO_SYNC_AUX_VTG_SET_5 0x15
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#define TVO_SYNC_AUX_VTG_SET_6 0x16
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#define TVO_SYNC_HD_DCS_SHIFT 8
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2014-12-30 21:08:16 +07:00
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#define TVO_SYNC_DVO_PAD_HSYNC_SHIFT 8
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#define TVO_SYNC_DVO_PAD_VSYNC_SHIFT 16
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2014-12-08 23:32:36 +07:00
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#define ENCODER_CRTC_MASK (BIT(0) | BIT(1))
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2014-07-31 00:26:17 +07:00
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/* enum listing the supported output data format */
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enum sti_tvout_video_out_type {
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STI_TVOUT_VIDEO_OUT_RGB,
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STI_TVOUT_VIDEO_OUT_YUV,
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};
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struct sti_tvout {
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struct device *dev;
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struct drm_device *drm_dev;
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void __iomem *regs;
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struct reset_control *reset;
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struct drm_encoder *hdmi;
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struct drm_encoder *hda;
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2014-12-30 21:08:16 +07:00
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struct drm_encoder *dvo;
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2014-07-31 00:26:17 +07:00
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};
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struct sti_tvout_encoder {
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struct drm_encoder encoder;
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struct sti_tvout *tvout;
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};
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#define to_sti_tvout_encoder(x) \
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container_of(x, struct sti_tvout_encoder, encoder)
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#define to_sti_tvout(x) to_sti_tvout_encoder(x)->tvout
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/* preformatter conversion matrix */
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static const u32 rgb_to_ycbcr_601[8] = {
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0xF927082E, 0x04C9FEAB, 0x01D30964, 0xFA95FD3D,
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0x0000082E, 0x00002000, 0x00002000, 0x00000000
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};
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/* 709 RGB to YCbCr */
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static const u32 rgb_to_ycbcr_709[8] = {
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0xF891082F, 0x0367FF40, 0x01280B71, 0xF9B1FE20,
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0x0000082F, 0x00002000, 0x00002000, 0x00000000
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};
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static u32 tvout_read(struct sti_tvout *tvout, int offset)
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{
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return readl(tvout->regs + offset);
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}
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static void tvout_write(struct sti_tvout *tvout, u32 val, int offset)
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{
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writel(val, tvout->regs + offset);
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}
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/**
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* Set the clipping mode of a VIP
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*
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* @tvout: tvout structure
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2014-12-04 17:31:37 +07:00
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* @reg: register to set
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2014-07-31 00:26:17 +07:00
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* @cr_r:
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* @y_g:
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* @cb_b:
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*/
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2014-12-04 17:31:37 +07:00
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static void tvout_vip_set_color_order(struct sti_tvout *tvout, int reg,
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2014-07-31 00:26:17 +07:00
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u32 cr_r, u32 y_g, u32 cb_b)
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{
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2014-12-04 17:31:37 +07:00
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u32 val = tvout_read(tvout, reg);
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2014-07-31 00:26:17 +07:00
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val &= ~(TVO_VIP_REORDER_MASK << TVO_VIP_REORDER_R_SHIFT);
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val &= ~(TVO_VIP_REORDER_MASK << TVO_VIP_REORDER_G_SHIFT);
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val &= ~(TVO_VIP_REORDER_MASK << TVO_VIP_REORDER_B_SHIFT);
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val |= cr_r << TVO_VIP_REORDER_R_SHIFT;
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val |= y_g << TVO_VIP_REORDER_G_SHIFT;
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val |= cb_b << TVO_VIP_REORDER_B_SHIFT;
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2014-12-04 17:31:37 +07:00
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tvout_write(tvout, val, reg);
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2014-07-31 00:26:17 +07:00
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}
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/**
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* Set the clipping mode of a VIP
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*
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* @tvout: tvout structure
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2014-12-04 17:31:37 +07:00
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* @reg: register to set
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2014-07-31 00:26:17 +07:00
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* @range: clipping range
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*/
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2014-12-04 17:31:37 +07:00
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static void tvout_vip_set_clip_mode(struct sti_tvout *tvout, int reg, u32 range)
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2014-07-31 00:26:17 +07:00
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{
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2014-12-04 17:31:37 +07:00
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u32 val = tvout_read(tvout, reg);
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2014-07-31 00:26:17 +07:00
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val &= ~(TVO_VIP_CLIP_MASK << TVO_VIP_CLIP_SHIFT);
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val |= range << TVO_VIP_CLIP_SHIFT;
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2014-12-04 17:31:37 +07:00
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tvout_write(tvout, val, reg);
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2014-07-31 00:26:17 +07:00
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}
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/**
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* Set the rounded value of a VIP
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*
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* @tvout: tvout structure
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2014-12-04 17:31:37 +07:00
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* @reg: register to set
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2014-07-31 00:26:17 +07:00
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* @rnd: rounded val per component
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*/
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2014-12-04 17:31:37 +07:00
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static void tvout_vip_set_rnd(struct sti_tvout *tvout, int reg, u32 rnd)
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2014-07-31 00:26:17 +07:00
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{
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2014-12-04 17:31:37 +07:00
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u32 val = tvout_read(tvout, reg);
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2014-07-31 00:26:17 +07:00
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val &= ~(TVO_VIP_RND_MASK << TVO_VIP_RND_SHIFT);
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val |= rnd << TVO_VIP_RND_SHIFT;
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2014-12-04 17:31:37 +07:00
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tvout_write(tvout, val, reg);
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2014-07-31 00:26:17 +07:00
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}
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/**
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* Select the VIP input
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*
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* @tvout: tvout structure
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2014-12-04 17:31:37 +07:00
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* @reg: register to set
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* @main_path: main or auxiliary path
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* @sel_input_logic_inverted: need to invert the logic
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2014-07-31 00:26:17 +07:00
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* @sel_input: selected_input (main/aux + conv)
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*/
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static void tvout_vip_set_sel_input(struct sti_tvout *tvout,
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2014-12-04 17:31:37 +07:00
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int reg,
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2014-07-31 00:26:17 +07:00
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bool main_path,
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bool sel_input_logic_inverted,
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enum sti_tvout_video_out_type video_out)
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{
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u32 sel_input;
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2014-12-04 17:31:37 +07:00
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u32 val = tvout_read(tvout, reg);
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2014-07-31 00:26:17 +07:00
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if (main_path)
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sel_input = TVO_VIP_SEL_INPUT_MAIN;
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else
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sel_input = TVO_VIP_SEL_INPUT_AUX;
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switch (video_out) {
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case STI_TVOUT_VIDEO_OUT_RGB:
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sel_input |= TVO_VIP_SEL_INPUT_BYPASSED;
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break;
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case STI_TVOUT_VIDEO_OUT_YUV:
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sel_input &= ~TVO_VIP_SEL_INPUT_BYPASSED;
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break;
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}
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/* on stih407 chip the sel_input bypass mode logic is inverted */
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if (sel_input_logic_inverted)
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sel_input = sel_input ^ TVO_VIP_SEL_INPUT_BYPASS_MASK;
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val &= ~TVO_VIP_SEL_INPUT_MASK;
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val |= sel_input;
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2014-12-04 17:31:37 +07:00
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tvout_write(tvout, val, reg);
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2014-07-31 00:26:17 +07:00
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}
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/**
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* Select the input video signed or unsigned
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*
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* @tvout: tvout structure
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2014-12-04 17:31:37 +07:00
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* @reg: register to set
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2014-07-31 00:26:17 +07:00
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* @in_vid_signed: used video input format
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*/
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2014-12-04 17:31:37 +07:00
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static void tvout_vip_set_in_vid_fmt(struct sti_tvout *tvout,
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int reg, u32 in_vid_fmt)
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2014-07-31 00:26:17 +07:00
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{
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2014-12-04 17:31:37 +07:00
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u32 val = tvout_read(tvout, reg);
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2014-07-31 00:26:17 +07:00
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val &= ~TVO_IN_FMT_SIGNED;
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val |= in_vid_fmt;
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2014-12-04 17:31:37 +07:00
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tvout_write(tvout, val, reg);
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2014-07-31 00:26:17 +07:00
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}
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2014-12-30 21:08:16 +07:00
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/**
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* Start VIP block for DVO output
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*
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* @tvout: pointer on tvout structure
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* @main_path: true if main path has to be used in the vip configuration
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* else aux path is used.
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*/
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static void tvout_dvo_start(struct sti_tvout *tvout, bool main_path)
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{
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struct device_node *node = tvout->dev->of_node;
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bool sel_input_logic_inverted = false;
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u32 tvo_in_vid_format;
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int val;
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dev_dbg(tvout->dev, "%s\n", __func__);
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if (main_path) {
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DRM_DEBUG_DRIVER("main vip for DVO\n");
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/* Select the input sync for dvo = VTG set 4 */
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val = TVO_SYNC_MAIN_VTG_SET_4 << TVO_SYNC_DVO_PAD_VSYNC_SHIFT;
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val |= TVO_SYNC_MAIN_VTG_SET_4 << TVO_SYNC_DVO_PAD_HSYNC_SHIFT;
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val |= TVO_SYNC_MAIN_VTG_SET_4;
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tvout_write(tvout, val, TVO_DVO_SYNC_SEL);
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tvo_in_vid_format = TVO_MAIN_IN_VID_FORMAT;
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} else {
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DRM_DEBUG_DRIVER("aux vip for DVO\n");
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/* Select the input sync for dvo = VTG set 4 */
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val = TVO_SYNC_AUX_VTG_SET_4 << TVO_SYNC_DVO_PAD_VSYNC_SHIFT;
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|
val |= TVO_SYNC_AUX_VTG_SET_4 << TVO_SYNC_DVO_PAD_HSYNC_SHIFT;
|
|
|
|
val |= TVO_SYNC_AUX_VTG_SET_4;
|
|
|
|
tvout_write(tvout, val, TVO_DVO_SYNC_SEL);
|
|
|
|
tvo_in_vid_format = TVO_AUX_IN_VID_FORMAT;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Set color channel order */
|
|
|
|
tvout_vip_set_color_order(tvout, TVO_VIP_DVO,
|
|
|
|
TVO_VIP_REORDER_CR_R_SEL,
|
|
|
|
TVO_VIP_REORDER_Y_G_SEL,
|
|
|
|
TVO_VIP_REORDER_CB_B_SEL);
|
|
|
|
|
|
|
|
/* Set clipping mode (Limited range RGB/Y) */
|
|
|
|
tvout_vip_set_clip_mode(tvout, TVO_VIP_DVO,
|
|
|
|
TVO_VIP_CLIP_LIMITED_RANGE_RGB_Y);
|
|
|
|
|
|
|
|
/* Set round mode (rounded to 8-bit per component) */
|
|
|
|
tvout_vip_set_rnd(tvout, TVO_VIP_DVO, TVO_VIP_RND_8BIT_ROUNDED);
|
|
|
|
|
|
|
|
if (of_device_is_compatible(node, "st,stih407-tvout")) {
|
|
|
|
/* Set input video format */
|
|
|
|
tvout_vip_set_in_vid_fmt(tvout, tvo_in_vid_format,
|
|
|
|
TVO_IN_FMT_SIGNED);
|
|
|
|
sel_input_logic_inverted = true;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Input selection */
|
|
|
|
tvout_vip_set_sel_input(tvout, TVO_VIP_DVO, main_path,
|
|
|
|
sel_input_logic_inverted,
|
|
|
|
STI_TVOUT_VIDEO_OUT_RGB);
|
|
|
|
}
|
|
|
|
|
2014-07-31 00:26:17 +07:00
|
|
|
/**
|
|
|
|
* Start VIP block for HDMI output
|
|
|
|
*
|
|
|
|
* @tvout: pointer on tvout structure
|
|
|
|
* @main_path: true if main path has to be used in the vip configuration
|
|
|
|
* else aux path is used.
|
|
|
|
*/
|
|
|
|
static void tvout_hdmi_start(struct sti_tvout *tvout, bool main_path)
|
|
|
|
{
|
|
|
|
struct device_node *node = tvout->dev->of_node;
|
|
|
|
bool sel_input_logic_inverted = false;
|
2014-12-04 17:31:37 +07:00
|
|
|
u32 tvo_in_vid_format;
|
2014-07-31 00:26:17 +07:00
|
|
|
|
|
|
|
dev_dbg(tvout->dev, "%s\n", __func__);
|
|
|
|
|
|
|
|
if (main_path) {
|
|
|
|
DRM_DEBUG_DRIVER("main vip for hdmi\n");
|
|
|
|
/* select the input sync for hdmi = VTG set 1 */
|
|
|
|
tvout_write(tvout, TVO_SYNC_MAIN_VTG_SET_1, TVO_HDMI_SYNC_SEL);
|
2014-12-04 17:31:37 +07:00
|
|
|
tvo_in_vid_format = TVO_MAIN_IN_VID_FORMAT;
|
2014-07-31 00:26:17 +07:00
|
|
|
} else {
|
|
|
|
DRM_DEBUG_DRIVER("aux vip for hdmi\n");
|
|
|
|
/* select the input sync for hdmi = VTG set 1 */
|
|
|
|
tvout_write(tvout, TVO_SYNC_AUX_VTG_SET_1, TVO_HDMI_SYNC_SEL);
|
2014-12-04 17:31:37 +07:00
|
|
|
tvo_in_vid_format = TVO_AUX_IN_VID_FORMAT;
|
2014-07-31 00:26:17 +07:00
|
|
|
}
|
|
|
|
|
|
|
|
/* set color channel order */
|
2014-12-04 17:31:37 +07:00
|
|
|
tvout_vip_set_color_order(tvout, TVO_VIP_HDMI,
|
2014-07-31 00:26:17 +07:00
|
|
|
TVO_VIP_REORDER_CR_R_SEL,
|
|
|
|
TVO_VIP_REORDER_Y_G_SEL,
|
|
|
|
TVO_VIP_REORDER_CB_B_SEL);
|
|
|
|
|
|
|
|
/* set clipping mode (Limited range RGB/Y) */
|
2014-12-04 17:31:37 +07:00
|
|
|
tvout_vip_set_clip_mode(tvout, TVO_VIP_HDMI,
|
|
|
|
TVO_VIP_CLIP_LIMITED_RANGE_RGB_Y);
|
2014-07-31 00:26:17 +07:00
|
|
|
|
|
|
|
/* set round mode (rounded to 8-bit per component) */
|
2014-12-04 17:31:37 +07:00
|
|
|
tvout_vip_set_rnd(tvout, TVO_VIP_HDMI, TVO_VIP_RND_8BIT_ROUNDED);
|
2014-07-31 00:26:17 +07:00
|
|
|
|
|
|
|
if (of_device_is_compatible(node, "st,stih407-tvout")) {
|
|
|
|
/* set input video format */
|
2014-12-04 17:31:37 +07:00
|
|
|
tvout_vip_set_in_vid_fmt(tvout, tvo_in_vid_format,
|
|
|
|
TVO_IN_FMT_SIGNED);
|
2014-07-31 00:26:17 +07:00
|
|
|
sel_input_logic_inverted = true;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* input selection */
|
2014-12-04 17:31:37 +07:00
|
|
|
tvout_vip_set_sel_input(tvout, TVO_VIP_HDMI, main_path,
|
2014-07-31 00:26:17 +07:00
|
|
|
sel_input_logic_inverted, STI_TVOUT_VIDEO_OUT_RGB);
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Start HDF VIP and HD DAC
|
|
|
|
*
|
|
|
|
* @tvout: pointer on tvout structure
|
|
|
|
* @main_path: true if main path has to be used in the vip configuration
|
|
|
|
* else aux path is used.
|
|
|
|
*/
|
|
|
|
static void tvout_hda_start(struct sti_tvout *tvout, bool main_path)
|
|
|
|
{
|
|
|
|
struct device_node *node = tvout->dev->of_node;
|
|
|
|
bool sel_input_logic_inverted = false;
|
2014-12-04 17:31:37 +07:00
|
|
|
u32 tvo_in_vid_format;
|
|
|
|
int val;
|
2014-07-31 00:26:17 +07:00
|
|
|
|
|
|
|
dev_dbg(tvout->dev, "%s\n", __func__);
|
|
|
|
|
2014-12-04 17:31:37 +07:00
|
|
|
if (main_path) {
|
|
|
|
val = TVO_SYNC_MAIN_VTG_SET_2 << TVO_SYNC_HD_DCS_SHIFT;
|
|
|
|
val |= TVO_SYNC_MAIN_VTG_SET_3;
|
|
|
|
tvout_write(tvout, val, TVO_HD_SYNC_SEL);
|
|
|
|
tvo_in_vid_format = TVO_MAIN_IN_VID_FORMAT;
|
|
|
|
} else {
|
|
|
|
val = TVO_SYNC_AUX_VTG_SET_2 << TVO_SYNC_HD_DCS_SHIFT;
|
|
|
|
val |= TVO_SYNC_AUX_VTG_SET_3;
|
|
|
|
tvout_write(tvout, val, TVO_HD_SYNC_SEL);
|
|
|
|
tvo_in_vid_format = TVO_AUX_IN_VID_FORMAT;
|
2014-07-31 00:26:17 +07:00
|
|
|
}
|
|
|
|
|
|
|
|
/* set color channel order */
|
2014-12-04 17:31:37 +07:00
|
|
|
tvout_vip_set_color_order(tvout, TVO_VIP_HDF,
|
2014-07-31 00:26:17 +07:00
|
|
|
TVO_VIP_REORDER_CR_R_SEL,
|
|
|
|
TVO_VIP_REORDER_Y_G_SEL,
|
|
|
|
TVO_VIP_REORDER_CB_B_SEL);
|
|
|
|
|
2014-12-04 17:31:37 +07:00
|
|
|
/* set clipping mode (EAV/SAV clipping) */
|
|
|
|
tvout_vip_set_clip_mode(tvout, TVO_VIP_HDF, TVO_VIP_CLIP_EAV_SAV);
|
2014-07-31 00:26:17 +07:00
|
|
|
|
|
|
|
/* set round mode (rounded to 10-bit per component) */
|
2014-12-04 17:31:37 +07:00
|
|
|
tvout_vip_set_rnd(tvout, TVO_VIP_HDF, TVO_VIP_RND_10BIT_ROUNDED);
|
2014-07-31 00:26:17 +07:00
|
|
|
|
|
|
|
if (of_device_is_compatible(node, "st,stih407-tvout")) {
|
|
|
|
/* set input video format */
|
2014-12-04 17:31:37 +07:00
|
|
|
tvout_vip_set_in_vid_fmt(tvout,
|
|
|
|
tvo_in_vid_format, TVO_IN_FMT_SIGNED);
|
2014-07-31 00:26:17 +07:00
|
|
|
sel_input_logic_inverted = true;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Input selection */
|
2014-12-04 17:31:37 +07:00
|
|
|
tvout_vip_set_sel_input(tvout, TVO_VIP_HDF, main_path,
|
2014-07-31 00:26:17 +07:00
|
|
|
sel_input_logic_inverted,
|
|
|
|
STI_TVOUT_VIDEO_OUT_YUV);
|
|
|
|
|
|
|
|
/* power up HD DAC */
|
|
|
|
tvout_write(tvout, 0, TVO_HD_DAC_CFG_OFF);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void sti_tvout_encoder_dpms(struct drm_encoder *encoder, int mode)
|
|
|
|
{
|
|
|
|
}
|
|
|
|
|
|
|
|
static void sti_tvout_encoder_mode_set(struct drm_encoder *encoder,
|
|
|
|
struct drm_display_mode *mode,
|
|
|
|
struct drm_display_mode *adjusted_mode)
|
|
|
|
{
|
|
|
|
}
|
|
|
|
|
|
|
|
static void sti_tvout_encoder_prepare(struct drm_encoder *encoder)
|
|
|
|
{
|
|
|
|
}
|
|
|
|
|
|
|
|
static void sti_tvout_encoder_destroy(struct drm_encoder *encoder)
|
|
|
|
{
|
|
|
|
struct sti_tvout_encoder *sti_encoder = to_sti_tvout_encoder(encoder);
|
|
|
|
|
|
|
|
drm_encoder_cleanup(encoder);
|
|
|
|
kfree(sti_encoder);
|
|
|
|
}
|
|
|
|
|
|
|
|
static const struct drm_encoder_funcs sti_tvout_encoder_funcs = {
|
|
|
|
.destroy = sti_tvout_encoder_destroy,
|
|
|
|
};
|
|
|
|
|
2014-12-30 21:08:16 +07:00
|
|
|
static void sti_dvo_encoder_commit(struct drm_encoder *encoder)
|
|
|
|
{
|
|
|
|
struct sti_tvout *tvout = to_sti_tvout(encoder);
|
|
|
|
|
2015-07-31 16:32:34 +07:00
|
|
|
tvout_dvo_start(tvout, sti_crtc_is_main(encoder->crtc));
|
2014-12-30 21:08:16 +07:00
|
|
|
}
|
|
|
|
|
|
|
|
static void sti_dvo_encoder_disable(struct drm_encoder *encoder)
|
|
|
|
{
|
|
|
|
struct sti_tvout *tvout = to_sti_tvout(encoder);
|
|
|
|
|
|
|
|
/* Reset VIP register */
|
|
|
|
tvout_write(tvout, 0x0, TVO_VIP_DVO);
|
|
|
|
}
|
|
|
|
|
|
|
|
static const struct drm_encoder_helper_funcs sti_dvo_encoder_helper_funcs = {
|
|
|
|
.dpms = sti_tvout_encoder_dpms,
|
|
|
|
.mode_set = sti_tvout_encoder_mode_set,
|
|
|
|
.prepare = sti_tvout_encoder_prepare,
|
|
|
|
.commit = sti_dvo_encoder_commit,
|
|
|
|
.disable = sti_dvo_encoder_disable,
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct drm_encoder *
|
|
|
|
sti_tvout_create_dvo_encoder(struct drm_device *dev,
|
|
|
|
struct sti_tvout *tvout)
|
|
|
|
{
|
|
|
|
struct sti_tvout_encoder *encoder;
|
|
|
|
struct drm_encoder *drm_encoder;
|
|
|
|
|
|
|
|
encoder = devm_kzalloc(tvout->dev, sizeof(*encoder), GFP_KERNEL);
|
|
|
|
if (!encoder)
|
|
|
|
return NULL;
|
|
|
|
|
|
|
|
encoder->tvout = tvout;
|
|
|
|
|
|
|
|
drm_encoder = (struct drm_encoder *)encoder;
|
|
|
|
|
|
|
|
drm_encoder->possible_crtcs = ENCODER_CRTC_MASK;
|
|
|
|
drm_encoder->possible_clones = 1 << 0;
|
|
|
|
|
|
|
|
drm_encoder_init(dev, drm_encoder,
|
drm: Pass 'name' to drm_encoder_init()
Done with coccinelle for the most part. However, it thinks '...' is
part of the semantic patch, so I put an 'int DOTDOTDOT' placeholder
in its place and got rid of it with sed afterwards.
@@
identifier dev, encoder, funcs;
@@
int drm_encoder_init(struct drm_device *dev,
struct drm_encoder *encoder,
const struct drm_encoder_funcs *funcs,
int encoder_type
+ ,const char *name, int DOTDOTDOT
)
{ ... }
@@
identifier dev, encoder, funcs;
@@
int drm_encoder_init(struct drm_device *dev,
struct drm_encoder *encoder,
const struct drm_encoder_funcs *funcs,
int encoder_type
+ ,const char *name, int DOTDOTDOT
);
@@
expression E1, E2, E3, E4;
@@
drm_encoder_init(E1, E2, E3, E4
+ ,NULL
)
v2: Add ', or NULL...' to @name kernel doc (Jani)
Annotate the function with __printf() attribute (Jani)
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1449670818-2966-1-git-send-email-ville.syrjala@linux.intel.com
2015-12-09 21:20:18 +07:00
|
|
|
&sti_tvout_encoder_funcs, DRM_MODE_ENCODER_LVDS,
|
|
|
|
NULL);
|
2014-12-30 21:08:16 +07:00
|
|
|
|
|
|
|
drm_encoder_helper_add(drm_encoder, &sti_dvo_encoder_helper_funcs);
|
|
|
|
|
|
|
|
return drm_encoder;
|
|
|
|
}
|
|
|
|
|
2014-07-31 00:26:17 +07:00
|
|
|
static void sti_hda_encoder_commit(struct drm_encoder *encoder)
|
|
|
|
{
|
|
|
|
struct sti_tvout *tvout = to_sti_tvout(encoder);
|
|
|
|
|
2015-07-31 16:32:34 +07:00
|
|
|
tvout_hda_start(tvout, sti_crtc_is_main(encoder->crtc));
|
2014-07-31 00:26:17 +07:00
|
|
|
}
|
|
|
|
|
|
|
|
static void sti_hda_encoder_disable(struct drm_encoder *encoder)
|
|
|
|
{
|
|
|
|
struct sti_tvout *tvout = to_sti_tvout(encoder);
|
|
|
|
|
|
|
|
/* reset VIP register */
|
|
|
|
tvout_write(tvout, 0x0, TVO_VIP_HDF);
|
|
|
|
|
|
|
|
/* power down HD DAC */
|
|
|
|
tvout_write(tvout, 1, TVO_HD_DAC_CFG_OFF);
|
|
|
|
}
|
|
|
|
|
|
|
|
static const struct drm_encoder_helper_funcs sti_hda_encoder_helper_funcs = {
|
|
|
|
.dpms = sti_tvout_encoder_dpms,
|
|
|
|
.mode_set = sti_tvout_encoder_mode_set,
|
|
|
|
.prepare = sti_tvout_encoder_prepare,
|
|
|
|
.commit = sti_hda_encoder_commit,
|
|
|
|
.disable = sti_hda_encoder_disable,
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct drm_encoder *sti_tvout_create_hda_encoder(struct drm_device *dev,
|
|
|
|
struct sti_tvout *tvout)
|
|
|
|
{
|
|
|
|
struct sti_tvout_encoder *encoder;
|
|
|
|
struct drm_encoder *drm_encoder;
|
|
|
|
|
|
|
|
encoder = devm_kzalloc(tvout->dev, sizeof(*encoder), GFP_KERNEL);
|
|
|
|
if (!encoder)
|
|
|
|
return NULL;
|
|
|
|
|
|
|
|
encoder->tvout = tvout;
|
|
|
|
|
|
|
|
drm_encoder = (struct drm_encoder *) encoder;
|
|
|
|
|
2014-12-08 23:32:36 +07:00
|
|
|
drm_encoder->possible_crtcs = ENCODER_CRTC_MASK;
|
2014-07-31 00:26:17 +07:00
|
|
|
drm_encoder->possible_clones = 1 << 0;
|
|
|
|
|
|
|
|
drm_encoder_init(dev, drm_encoder,
|
drm: Pass 'name' to drm_encoder_init()
Done with coccinelle for the most part. However, it thinks '...' is
part of the semantic patch, so I put an 'int DOTDOTDOT' placeholder
in its place and got rid of it with sed afterwards.
@@
identifier dev, encoder, funcs;
@@
int drm_encoder_init(struct drm_device *dev,
struct drm_encoder *encoder,
const struct drm_encoder_funcs *funcs,
int encoder_type
+ ,const char *name, int DOTDOTDOT
)
{ ... }
@@
identifier dev, encoder, funcs;
@@
int drm_encoder_init(struct drm_device *dev,
struct drm_encoder *encoder,
const struct drm_encoder_funcs *funcs,
int encoder_type
+ ,const char *name, int DOTDOTDOT
);
@@
expression E1, E2, E3, E4;
@@
drm_encoder_init(E1, E2, E3, E4
+ ,NULL
)
v2: Add ', or NULL...' to @name kernel doc (Jani)
Annotate the function with __printf() attribute (Jani)
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1449670818-2966-1-git-send-email-ville.syrjala@linux.intel.com
2015-12-09 21:20:18 +07:00
|
|
|
&sti_tvout_encoder_funcs, DRM_MODE_ENCODER_DAC, NULL);
|
2014-07-31 00:26:17 +07:00
|
|
|
|
|
|
|
drm_encoder_helper_add(drm_encoder, &sti_hda_encoder_helper_funcs);
|
|
|
|
|
|
|
|
return drm_encoder;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void sti_hdmi_encoder_commit(struct drm_encoder *encoder)
|
|
|
|
{
|
|
|
|
struct sti_tvout *tvout = to_sti_tvout(encoder);
|
|
|
|
|
2015-07-31 16:32:34 +07:00
|
|
|
tvout_hdmi_start(tvout, sti_crtc_is_main(encoder->crtc));
|
2014-07-31 00:26:17 +07:00
|
|
|
}
|
|
|
|
|
|
|
|
static void sti_hdmi_encoder_disable(struct drm_encoder *encoder)
|
|
|
|
{
|
|
|
|
struct sti_tvout *tvout = to_sti_tvout(encoder);
|
|
|
|
|
|
|
|
/* reset VIP register */
|
|
|
|
tvout_write(tvout, 0x0, TVO_VIP_HDMI);
|
|
|
|
}
|
|
|
|
|
|
|
|
static const struct drm_encoder_helper_funcs sti_hdmi_encoder_helper_funcs = {
|
|
|
|
.dpms = sti_tvout_encoder_dpms,
|
|
|
|
.mode_set = sti_tvout_encoder_mode_set,
|
|
|
|
.prepare = sti_tvout_encoder_prepare,
|
|
|
|
.commit = sti_hdmi_encoder_commit,
|
|
|
|
.disable = sti_hdmi_encoder_disable,
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct drm_encoder *sti_tvout_create_hdmi_encoder(struct drm_device *dev,
|
|
|
|
struct sti_tvout *tvout)
|
|
|
|
{
|
|
|
|
struct sti_tvout_encoder *encoder;
|
|
|
|
struct drm_encoder *drm_encoder;
|
|
|
|
|
|
|
|
encoder = devm_kzalloc(tvout->dev, sizeof(*encoder), GFP_KERNEL);
|
|
|
|
if (!encoder)
|
|
|
|
return NULL;
|
|
|
|
|
|
|
|
encoder->tvout = tvout;
|
|
|
|
|
|
|
|
drm_encoder = (struct drm_encoder *) encoder;
|
|
|
|
|
2014-12-08 23:32:36 +07:00
|
|
|
drm_encoder->possible_crtcs = ENCODER_CRTC_MASK;
|
2014-07-31 00:26:17 +07:00
|
|
|
drm_encoder->possible_clones = 1 << 1;
|
|
|
|
|
|
|
|
drm_encoder_init(dev, drm_encoder,
|
drm: Pass 'name' to drm_encoder_init()
Done with coccinelle for the most part. However, it thinks '...' is
part of the semantic patch, so I put an 'int DOTDOTDOT' placeholder
in its place and got rid of it with sed afterwards.
@@
identifier dev, encoder, funcs;
@@
int drm_encoder_init(struct drm_device *dev,
struct drm_encoder *encoder,
const struct drm_encoder_funcs *funcs,
int encoder_type
+ ,const char *name, int DOTDOTDOT
)
{ ... }
@@
identifier dev, encoder, funcs;
@@
int drm_encoder_init(struct drm_device *dev,
struct drm_encoder *encoder,
const struct drm_encoder_funcs *funcs,
int encoder_type
+ ,const char *name, int DOTDOTDOT
);
@@
expression E1, E2, E3, E4;
@@
drm_encoder_init(E1, E2, E3, E4
+ ,NULL
)
v2: Add ', or NULL...' to @name kernel doc (Jani)
Annotate the function with __printf() attribute (Jani)
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1449670818-2966-1-git-send-email-ville.syrjala@linux.intel.com
2015-12-09 21:20:18 +07:00
|
|
|
&sti_tvout_encoder_funcs, DRM_MODE_ENCODER_TMDS, NULL);
|
2014-07-31 00:26:17 +07:00
|
|
|
|
|
|
|
drm_encoder_helper_add(drm_encoder, &sti_hdmi_encoder_helper_funcs);
|
|
|
|
|
|
|
|
return drm_encoder;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void sti_tvout_create_encoders(struct drm_device *dev,
|
|
|
|
struct sti_tvout *tvout)
|
|
|
|
{
|
|
|
|
tvout->hdmi = sti_tvout_create_hdmi_encoder(dev, tvout);
|
|
|
|
tvout->hda = sti_tvout_create_hda_encoder(dev, tvout);
|
2014-12-30 21:08:16 +07:00
|
|
|
tvout->dvo = sti_tvout_create_dvo_encoder(dev, tvout);
|
2014-07-31 00:26:17 +07:00
|
|
|
}
|
|
|
|
|
|
|
|
static void sti_tvout_destroy_encoders(struct sti_tvout *tvout)
|
|
|
|
{
|
|
|
|
if (tvout->hdmi)
|
|
|
|
drm_encoder_cleanup(tvout->hdmi);
|
|
|
|
tvout->hdmi = NULL;
|
|
|
|
|
|
|
|
if (tvout->hda)
|
|
|
|
drm_encoder_cleanup(tvout->hda);
|
|
|
|
tvout->hda = NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int sti_tvout_bind(struct device *dev, struct device *master, void *data)
|
|
|
|
{
|
|
|
|
struct sti_tvout *tvout = dev_get_drvdata(dev);
|
|
|
|
struct drm_device *drm_dev = data;
|
|
|
|
unsigned int i;
|
|
|
|
|
|
|
|
tvout->drm_dev = drm_dev;
|
|
|
|
|
|
|
|
/* set preformatter matrix */
|
|
|
|
for (i = 0; i < 8; i++) {
|
|
|
|
tvout_write(tvout, rgb_to_ycbcr_601[i],
|
|
|
|
TVO_CSC_MAIN_M0 + (i * 4));
|
|
|
|
tvout_write(tvout, rgb_to_ycbcr_601[i],
|
|
|
|
TVO_CSC_AUX_M0 + (i * 4));
|
|
|
|
}
|
|
|
|
|
|
|
|
sti_tvout_create_encoders(drm_dev, tvout);
|
|
|
|
|
2015-07-17 17:06:11 +07:00
|
|
|
return 0;
|
2014-07-31 00:26:17 +07:00
|
|
|
}
|
|
|
|
|
|
|
|
static void sti_tvout_unbind(struct device *dev, struct device *master,
|
|
|
|
void *data)
|
|
|
|
{
|
2015-07-17 17:06:11 +07:00
|
|
|
struct sti_tvout *tvout = dev_get_drvdata(dev);
|
|
|
|
|
|
|
|
sti_tvout_destroy_encoders(tvout);
|
2014-07-31 00:26:17 +07:00
|
|
|
}
|
|
|
|
|
|
|
|
static const struct component_ops sti_tvout_ops = {
|
|
|
|
.bind = sti_tvout_bind,
|
|
|
|
.unbind = sti_tvout_unbind,
|
|
|
|
};
|
|
|
|
|
|
|
|
static int sti_tvout_probe(struct platform_device *pdev)
|
|
|
|
{
|
|
|
|
struct device *dev = &pdev->dev;
|
|
|
|
struct device_node *node = dev->of_node;
|
|
|
|
struct sti_tvout *tvout;
|
|
|
|
struct resource *res;
|
|
|
|
|
|
|
|
DRM_INFO("%s\n", __func__);
|
|
|
|
|
|
|
|
if (!node)
|
|
|
|
return -ENODEV;
|
|
|
|
|
|
|
|
tvout = devm_kzalloc(dev, sizeof(*tvout), GFP_KERNEL);
|
|
|
|
if (!tvout)
|
|
|
|
return -ENOMEM;
|
|
|
|
|
|
|
|
tvout->dev = dev;
|
|
|
|
|
|
|
|
/* get Memory ressources */
|
|
|
|
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "tvout-reg");
|
|
|
|
if (!res) {
|
|
|
|
DRM_ERROR("Invalid glue resource\n");
|
|
|
|
return -ENOMEM;
|
|
|
|
}
|
|
|
|
tvout->regs = devm_ioremap_nocache(dev, res->start, resource_size(res));
|
2014-08-26 17:17:36 +07:00
|
|
|
if (!tvout->regs)
|
|
|
|
return -ENOMEM;
|
2014-07-31 00:26:17 +07:00
|
|
|
|
|
|
|
/* get reset resources */
|
|
|
|
tvout->reset = devm_reset_control_get(dev, "tvout");
|
|
|
|
/* take tvout out of reset */
|
|
|
|
if (!IS_ERR(tvout->reset))
|
|
|
|
reset_control_deassert(tvout->reset);
|
|
|
|
|
|
|
|
platform_set_drvdata(pdev, tvout);
|
|
|
|
|
|
|
|
return component_add(dev, &sti_tvout_ops);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int sti_tvout_remove(struct platform_device *pdev)
|
|
|
|
{
|
|
|
|
component_del(&pdev->dev, &sti_tvout_ops);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2014-08-26 17:25:24 +07:00
|
|
|
static const struct of_device_id tvout_of_match[] = {
|
2014-07-31 00:26:17 +07:00
|
|
|
{ .compatible = "st,stih416-tvout", },
|
|
|
|
{ .compatible = "st,stih407-tvout", },
|
|
|
|
{ /* end node */ }
|
|
|
|
};
|
|
|
|
MODULE_DEVICE_TABLE(of, tvout_of_match);
|
|
|
|
|
|
|
|
struct platform_driver sti_tvout_driver = {
|
|
|
|
.driver = {
|
|
|
|
.name = "sti-tvout",
|
|
|
|
.owner = THIS_MODULE,
|
|
|
|
.of_match_table = tvout_of_match,
|
|
|
|
},
|
|
|
|
.probe = sti_tvout_probe,
|
|
|
|
.remove = sti_tvout_remove,
|
|
|
|
};
|
|
|
|
|
|
|
|
MODULE_AUTHOR("Benjamin Gaignard <benjamin.gaignard@st.com>");
|
|
|
|
MODULE_DESCRIPTION("STMicroelectronics SoC DRM driver");
|
|
|
|
MODULE_LICENSE("GPL");
|