| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Jesse Barnes | 1160 | 91.70% | 1 | 7.14% |
| Daniel Vetter | 50 | 3.95% | 2 | 14.29% |
| Keith Packard | 16 | 1.26% | 1 | 7.14% |
| Damien Lespiau | 12 | 0.95% | 1 | 7.14% |
| Jani Nikula | 12 | 0.95% | 3 | 21.43% |
| Yakui Zhao | 8 | 0.63% | 1 | 7.14% |
| Ville Syrjälä | 2 | 0.16% | 1 | 7.14% |
| Chris Wilson | 2 | 0.16% | 1 | 7.14% |
| Dave Müller | 1 | 0.08% | 1 | 7.14% |
| Julia Lawall | 1 | 0.08% | 1 | 7.14% |
| Akshay Joshi | 1 | 0.08% | 1 | 7.14% |
| Total | 1265 | 14 |
/* * Copyright © 2007 Dave Mueller * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS * IN THE SOFTWARE. * * Authors: * Dave Mueller <dave.mueller@gmx.ch> * */ #include "intel_display_types.h" #include "intel_dvo_dev.h" /* register definitions according to the TFP410 data sheet */ #define TFP410_VID 0x014C #define TFP410_DID 0x0410 #define TFP410_VID_LO 0x00 #define TFP410_VID_HI 0x01 #define TFP410_DID_LO 0x02 #define TFP410_DID_HI 0x03 #define TFP410_REV 0x04 #define TFP410_CTL_1 0x08 #define TFP410_CTL_1_TDIS (1<<6) #define TFP410_CTL_1_VEN (1<<5) #define TFP410_CTL_1_HEN (1<<4) #define TFP410_CTL_1_DSEL (1<<3) #define TFP410_CTL_1_BSEL (1<<2) #define TFP410_CTL_1_EDGE (1<<1) #define TFP410_CTL_1_PD (1<<0) #define TFP410_CTL_2 0x09 #define TFP410_CTL_2_VLOW (1<<7) #define TFP410_CTL_2_MSEL_MASK (0x7<<4) #define TFP410_CTL_2_MSEL (1<<4) #define TFP410_CTL_2_TSEL (1<<3) #define TFP410_CTL_2_RSEN (1<<2) #define TFP410_CTL_2_HTPLG (1<<1) #define TFP410_CTL_2_MDI (1<<0) #define TFP410_CTL_3 0x0A #define TFP410_CTL_3_DK_MASK (0x7<<5) #define TFP410_CTL_3_DK (1<<5) #define TFP410_CTL_3_DKEN (1<<4) #define TFP410_CTL_3_CTL_MASK (0x7<<1) #define TFP410_CTL_3_CTL (1<<1) #define TFP410_USERCFG 0x0B #define TFP410_DE_DLY 0x32 #define TFP410_DE_CTL 0x33 #define TFP410_DE_CTL_DEGEN (1<<6) #define TFP410_DE_CTL_VSPOL (1<<5) #define TFP410_DE_CTL_HSPOL (1<<4) #define TFP410_DE_CTL_DEDLY8 (1<<0) #define TFP410_DE_TOP 0x34 #define TFP410_DE_CNT_LO 0x36 #define TFP410_DE_CNT_HI 0x37 #define TFP410_DE_LIN_LO 0x38 #define TFP410_DE_LIN_HI 0x39 #define TFP410_H_RES_LO 0x3A #define TFP410_H_RES_HI 0x3B #define TFP410_V_RES_LO 0x3C #define TFP410_V_RES_HI 0x3D struct tfp410_priv { bool quiet; }; static bool tfp410_readb(struct intel_dvo_device *dvo, int addr, u8 *ch) { struct tfp410_priv *tfp = dvo->dev_priv; struct i2c_adapter *adapter = dvo->i2c_bus; u8 out_buf[2]; u8 in_buf[2]; struct i2c_msg msgs[] = { { .addr = dvo->slave_addr, .flags = 0, .len = 1, .buf = out_buf, }, { .addr = dvo->slave_addr, .flags = I2C_M_RD, .len = 1, .buf = in_buf, } }; out_buf[0] = addr; out_buf[1] = 0; if (i2c_transfer(adapter, msgs, 2) == 2) { *ch = in_buf[0]; return true; } if (!tfp->quiet) { DRM_DEBUG_KMS("Unable to read register 0x%02x from %s:%02x.\n", addr, adapter->name, dvo->slave_addr); } return false; } static bool tfp410_writeb(struct intel_dvo_device *dvo, int addr, u8 ch) { struct tfp410_priv *tfp = dvo->dev_priv; struct i2c_adapter *adapter = dvo->i2c_bus; u8 out_buf[2]; struct i2c_msg msg = { .addr = dvo->slave_addr, .flags = 0, .len = 2, .buf = out_buf, }; out_buf[0] = addr; out_buf[1] = ch; if (i2c_transfer(adapter, &msg, 1) == 1) return true; if (!tfp->quiet) { DRM_DEBUG_KMS("Unable to write register 0x%02x to %s:%d.\n", addr, adapter->name, dvo->slave_addr); } return false; } static int tfp410_getid(struct intel_dvo_device *dvo, int addr) { u8 ch1, ch2; if (tfp410_readb(dvo, addr+0, &ch1) && tfp410_readb(dvo, addr+1, &ch2)) return ((ch2 << 8) & 0xFF00) | (ch1 & 0x00FF); return -1; } /* Ti TFP410 driver for chip on i2c bus */ static bool tfp410_init(struct intel_dvo_device *dvo, struct i2c_adapter *adapter) { /* this will detect the tfp410 chip on the specified i2c bus */ struct tfp410_priv *tfp; int id; tfp = kzalloc(sizeof(struct tfp410_priv), GFP_KERNEL); if (tfp == NULL) return false; dvo->i2c_bus = adapter; dvo->dev_priv = tfp; tfp->quiet = true; if ((id = tfp410_getid(dvo, TFP410_VID_LO)) != TFP410_VID) { DRM_DEBUG_KMS("tfp410 not detected got VID %X: from %s " "Slave %d.\n", id, adapter->name, dvo->slave_addr); goto out; } if ((id = tfp410_getid(dvo, TFP410_DID_LO)) != TFP410_DID) { DRM_DEBUG_KMS("tfp410 not detected got DID %X: from %s " "Slave %d.\n", id, adapter->name, dvo->slave_addr); goto out; } tfp->quiet = false; return true; out: kfree(tfp); return false; } static enum drm_connector_status tfp410_detect(struct intel_dvo_device *dvo) { enum drm_connector_status ret = connector_status_disconnected; u8 ctl2; if (tfp410_readb(dvo, TFP410_CTL_2, &ctl2)) { if (ctl2 & TFP410_CTL_2_RSEN) ret = connector_status_connected; else ret = connector_status_disconnected; } return ret; } static enum drm_mode_status tfp410_mode_valid(struct intel_dvo_device *dvo, struct drm_display_mode *mode) { return MODE_OK; } static void tfp410_mode_set(struct intel_dvo_device *dvo, const struct drm_display_mode *mode, const struct drm_display_mode *adjusted_mode) { /* As long as the basics are set up, since we don't have clock dependencies * in the mode setup, we can just leave the registers alone and everything * will work fine. */ /* don't do much */ return; } /* set the tfp410 power state */ static void tfp410_dpms(struct intel_dvo_device *dvo, bool enable) { u8 ctl1; if (!tfp410_readb(dvo, TFP410_CTL_1, &ctl1)) return; if (enable) ctl1 |= TFP410_CTL_1_PD; else ctl1 &= ~TFP410_CTL_1_PD; tfp410_writeb(dvo, TFP410_CTL_1, ctl1); } static bool tfp410_get_hw_state(struct intel_dvo_device *dvo) { u8 ctl1; if (!tfp410_readb(dvo, TFP410_CTL_1, &ctl1)) return false; if (ctl1 & TFP410_CTL_1_PD) return true; else return false; } static void tfp410_dump_regs(struct intel_dvo_device *dvo) { u8 val, val2; tfp410_readb(dvo, TFP410_REV, &val); DRM_DEBUG_KMS("TFP410_REV: 0x%02X\n", val); tfp410_readb(dvo, TFP410_CTL_1, &val); DRM_DEBUG_KMS("TFP410_CTL1: 0x%02X\n", val); tfp410_readb(dvo, TFP410_CTL_2, &val); DRM_DEBUG_KMS("TFP410_CTL2: 0x%02X\n", val); tfp410_readb(dvo, TFP410_CTL_3, &val); DRM_DEBUG_KMS("TFP410_CTL3: 0x%02X\n", val); tfp410_readb(dvo, TFP410_USERCFG, &val); DRM_DEBUG_KMS("TFP410_USERCFG: 0x%02X\n", val); tfp410_readb(dvo, TFP410_DE_DLY, &val); DRM_DEBUG_KMS("TFP410_DE_DLY: 0x%02X\n", val); tfp410_readb(dvo, TFP410_DE_CTL, &val); DRM_DEBUG_KMS("TFP410_DE_CTL: 0x%02X\n", val); tfp410_readb(dvo, TFP410_DE_TOP, &val); DRM_DEBUG_KMS("TFP410_DE_TOP: 0x%02X\n", val); tfp410_readb(dvo, TFP410_DE_CNT_LO, &val); tfp410_readb(dvo, TFP410_DE_CNT_HI, &val2); DRM_DEBUG_KMS("TFP410_DE_CNT: 0x%02X%02X\n", val2, val); tfp410_readb(dvo, TFP410_DE_LIN_LO, &val); tfp410_readb(dvo, TFP410_DE_LIN_HI, &val2); DRM_DEBUG_KMS("TFP410_DE_LIN: 0x%02X%02X\n", val2, val); tfp410_readb(dvo, TFP410_H_RES_LO, &val); tfp410_readb(dvo, TFP410_H_RES_HI, &val2); DRM_DEBUG_KMS("TFP410_H_RES: 0x%02X%02X\n", val2, val); tfp410_readb(dvo, TFP410_V_RES_LO, &val); tfp410_readb(dvo, TFP410_V_RES_HI, &val2); DRM_DEBUG_KMS("TFP410_V_RES: 0x%02X%02X\n", val2, val); } static void tfp410_destroy(struct intel_dvo_device *dvo) { struct tfp410_priv *tfp = dvo->dev_priv; if (tfp) { kfree(tfp); dvo->dev_priv = NULL; } } const struct intel_dvo_dev_ops tfp410_ops = { .init = tfp410_init, .detect = tfp410_detect, .mode_valid = tfp410_mode_valid, .mode_set = tfp410_mode_set, .dpms = tfp410_dpms, .get_hw_state = tfp410_get_hw_state, .dump_regs = tfp410_dump_regs, .destroy = tfp410_destroy, };
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