diff options
Diffstat (limited to 'drivers/staging/media/av7110/av7110_hw.c')
| -rw-r--r-- | drivers/staging/media/av7110/av7110_hw.c | 1204 |
1 files changed, 0 insertions, 1204 deletions
diff --git a/drivers/staging/media/av7110/av7110_hw.c b/drivers/staging/media/av7110/av7110_hw.c deleted file mode 100644 index 93ca31e38ddd..000000000000 --- a/drivers/staging/media/av7110/av7110_hw.c +++ /dev/null @@ -1,1204 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-or-later -/* - * av7110_hw.c: av7110 low level hardware access and firmware interface - * - * Copyright (C) 1999-2002 Ralph Metzler - * & Marcus Metzler for convergence integrated media GmbH - * - * originally based on code by: - * Copyright (C) 1998,1999 Christian Theiss <mistert@rz.fh-augsburg.de> - * - * the project's page is at https://linuxtv.org - */ - -/* for debugging ARM communication: */ -//#define COM_DEBUG - -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/string.h> -#include <linux/delay.h> -#include <linux/fs.h> - -#include "av7110.h" -#include "av7110_hw.h" - -#define _NOHANDSHAKE - -/* - * Max transfer size done by av7110_fw_cmd() - * - * The maximum size passed to this function is 6 bytes. The buffer also - * uses two additional ones for type and size. So, 8 bytes is enough. - */ -#define MAX_XFER_SIZE 8 - -/**************************************************************************** - * DEBI functions - ****************************************************************************/ - -/* This DEBI code is based on the Stradis driver - by Nathan Laredo <laredo@gnu.org> */ - -int av7110_debiwrite(struct av7110 *av7110, u32 config, - int addr, u32 val, unsigned int count) -{ - struct saa7146_dev *dev = av7110->dev; - - if (count > 32764) { - printk("%s: invalid count %d\n", __func__, count); - return -1; - } - if (saa7146_wait_for_debi_done(av7110->dev, 0) < 0) { - printk("%s: wait_for_debi_done failed\n", __func__); - return -1; - } - saa7146_write(dev, DEBI_CONFIG, config); - if (count <= 4) /* immediate transfer */ - saa7146_write(dev, DEBI_AD, val); - else /* block transfer */ - saa7146_write(dev, DEBI_AD, av7110->debi_bus); - saa7146_write(dev, DEBI_COMMAND, (count << 17) | (addr & 0xffff)); - saa7146_write(dev, MC2, (2 << 16) | 2); - return 0; -} - -u32 av7110_debiread(struct av7110 *av7110, u32 config, int addr, unsigned int count) -{ - struct saa7146_dev *dev = av7110->dev; - u32 result = 0; - - if (count > 32764) { - printk("%s: invalid count %d\n", __func__, count); - return 0; - } - if (saa7146_wait_for_debi_done(av7110->dev, 0) < 0) { - printk("%s: wait_for_debi_done #1 failed\n", __func__); - return 0; - } - saa7146_write(dev, DEBI_AD, av7110->debi_bus); - saa7146_write(dev, DEBI_COMMAND, (count << 17) | 0x10000 | (addr & 0xffff)); - - saa7146_write(dev, DEBI_CONFIG, config); - saa7146_write(dev, MC2, (2 << 16) | 2); - if (count > 4) - return count; - if (saa7146_wait_for_debi_done(av7110->dev, 0) < 0) { - printk("%s: wait_for_debi_done #2 failed\n", __func__); - return 0; - } - - result = saa7146_read(dev, DEBI_AD); - result &= (0xffffffffUL >> ((4 - count) * 8)); - return result; -} - - - -/* av7110 ARM core boot stuff */ -#if 0 -void av7110_reset_arm(struct av7110 *av7110) -{ - saa7146_setgpio(av7110->dev, RESET_LINE, SAA7146_GPIO_OUTLO); - - /* Disable DEBI and GPIO irq */ - SAA7146_IER_DISABLE(av7110->dev, MASK_19 | MASK_03); - SAA7146_ISR_CLEAR(av7110->dev, MASK_19 | MASK_03); - - saa7146_setgpio(av7110->dev, RESET_LINE, SAA7146_GPIO_OUTHI); - msleep(30); /* the firmware needs some time to initialize */ - - ARM_ResetMailBox(av7110); - - SAA7146_ISR_CLEAR(av7110->dev, MASK_19 | MASK_03); - SAA7146_IER_ENABLE(av7110->dev, MASK_03); - - av7110->arm_ready = 1; - dprintk(1, "reset ARM\n"); -} -#endif /* 0 */ - -static int waitdebi(struct av7110 *av7110, int adr, int state) -{ - int k; - - dprintk(4, "%p\n", av7110); - - for (k = 0; k < 100; k++) { - if (irdebi(av7110, DEBINOSWAP, adr, 0, 2) == state) - return 0; - udelay(5); - } - return -ETIMEDOUT; -} - -static int load_dram(struct av7110 *av7110, u32 *data, int len) -{ - int i; - int blocks, rest; - u32 base, bootblock = AV7110_BOOT_BLOCK; - - dprintk(4, "%p\n", av7110); - - blocks = len / AV7110_BOOT_MAX_SIZE; - rest = len % AV7110_BOOT_MAX_SIZE; - base = DRAM_START_CODE; - - for (i = 0; i < blocks; i++) { - if (waitdebi(av7110, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_EMPTY) < 0) { - printk(KERN_ERR "dvb-ttpci: load_dram(): timeout at block %d\n", i); - return -ETIMEDOUT; - } - dprintk(4, "writing DRAM block %d\n", i); - mwdebi(av7110, DEBISWAB, bootblock, - ((u8 *)data) + i * AV7110_BOOT_MAX_SIZE, AV7110_BOOT_MAX_SIZE); - bootblock ^= 0x1400; - iwdebi(av7110, DEBISWAB, AV7110_BOOT_BASE, swab32(base), 4); - iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_SIZE, AV7110_BOOT_MAX_SIZE, 2); - iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_FULL, 2); - base += AV7110_BOOT_MAX_SIZE; - } - - if (rest > 0) { - if (waitdebi(av7110, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_EMPTY) < 0) { - printk(KERN_ERR "dvb-ttpci: load_dram(): timeout at last block\n"); - return -ETIMEDOUT; - } - if (rest > 4) - mwdebi(av7110, DEBISWAB, bootblock, - ((u8 *)data) + i * AV7110_BOOT_MAX_SIZE, rest); - else - mwdebi(av7110, DEBISWAB, bootblock, - ((u8 *)data) + i * AV7110_BOOT_MAX_SIZE - 4, rest + 4); - - iwdebi(av7110, DEBISWAB, AV7110_BOOT_BASE, swab32(base), 4); - iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_SIZE, rest, 2); - iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_FULL, 2); - } - if (waitdebi(av7110, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_EMPTY) < 0) { - printk(KERN_ERR "dvb-ttpci: load_dram(): timeout after last block\n"); - return -ETIMEDOUT; - } - iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_SIZE, 0, 2); - iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_FULL, 2); - if (waitdebi(av7110, AV7110_BOOT_STATE, BOOTSTATE_AV7110_BOOT_COMPLETE) < 0) { - printk(KERN_ERR "dvb-ttpci: load_dram(): final handshake timeout\n"); - return -ETIMEDOUT; - } - return 0; -} - - -/* we cannot write av7110 DRAM directly, so load a bootloader into - * the DPRAM which implements a simple boot protocol */ -int av7110_bootarm(struct av7110 *av7110) -{ - const struct firmware *fw; - const char *fw_name = "av7110/bootcode.bin"; - struct saa7146_dev *dev = av7110->dev; - u32 ret; - int i; - - dprintk(4, "%p\n", av7110); - - av7110->arm_ready = 0; - - saa7146_setgpio(dev, RESET_LINE, SAA7146_GPIO_OUTLO); - - /* Disable DEBI and GPIO irq */ - SAA7146_IER_DISABLE(av7110->dev, MASK_03 | MASK_19); - SAA7146_ISR_CLEAR(av7110->dev, MASK_19 | MASK_03); - - /* enable DEBI */ - saa7146_write(av7110->dev, MC1, 0x08800880); - saa7146_write(av7110->dev, DD1_STREAM_B, 0x00000000); - saa7146_write(av7110->dev, MC2, (MASK_09 | MASK_25 | MASK_10 | MASK_26)); - - /* test DEBI */ - iwdebi(av7110, DEBISWAP, DPRAM_BASE, 0x76543210, 4); - /* FIXME: Why does Nexus CA require 2x iwdebi for first init? */ - iwdebi(av7110, DEBISWAP, DPRAM_BASE, 0x76543210, 4); - - if ((ret=irdebi(av7110, DEBINOSWAP, DPRAM_BASE, 0, 4)) != 0x10325476) { - printk(KERN_ERR "dvb-ttpci: debi test in av7110_bootarm() failed: %08x != %08x (check your BIOS 'Plug&Play OS' settings)\n", - ret, 0x10325476); - return -1; - } - for (i = 0; i < 8192; i += 4) - iwdebi(av7110, DEBISWAP, DPRAM_BASE + i, 0x00, 4); - dprintk(2, "debi test OK\n"); - - /* boot */ - dprintk(1, "load boot code\n"); - saa7146_setgpio(dev, ARM_IRQ_LINE, SAA7146_GPIO_IRQLO); - //saa7146_setgpio(dev, DEBI_DONE_LINE, SAA7146_GPIO_INPUT); - //saa7146_setgpio(dev, 3, SAA7146_GPIO_INPUT); - - ret = request_firmware(&fw, fw_name, &dev->pci->dev); - if (ret) { - printk(KERN_ERR "dvb-ttpci: Failed to load firmware \"%s\"\n", - fw_name); - return ret; - } - - mwdebi(av7110, DEBISWAB, DPRAM_BASE, fw->data, fw->size); - release_firmware(fw); - iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_FULL, 2); - - if (saa7146_wait_for_debi_done(av7110->dev, 1)) { - printk(KERN_ERR "dvb-ttpci: av7110_bootarm(): saa7146_wait_for_debi_done() timed out\n"); - return -ETIMEDOUT; - } - saa7146_setgpio(dev, RESET_LINE, SAA7146_GPIO_OUTHI); - mdelay(1); - - dprintk(1, "load dram code\n"); - if (load_dram(av7110, (u32 *)av7110->bin_root, av7110->size_root) < 0) { - printk(KERN_ERR "dvb-ttpci: av7110_bootarm(): load_dram() failed\n"); - return -1; - } - - saa7146_setgpio(dev, RESET_LINE, SAA7146_GPIO_OUTLO); - mdelay(1); - - dprintk(1, "load dpram code\n"); - mwdebi(av7110, DEBISWAB, DPRAM_BASE, av7110->bin_dpram, av7110->size_dpram); - - if (saa7146_wait_for_debi_done(av7110->dev, 1)) { - printk(KERN_ERR "dvb-ttpci: av7110_bootarm(): saa7146_wait_for_debi_done() timed out after loading DRAM\n"); - return -ETIMEDOUT; - } - saa7146_setgpio(dev, RESET_LINE, SAA7146_GPIO_OUTHI); - msleep(30); /* the firmware needs some time to initialize */ - - //ARM_ClearIrq(av7110); - ARM_ResetMailBox(av7110); - SAA7146_ISR_CLEAR(av7110->dev, MASK_19 | MASK_03); - SAA7146_IER_ENABLE(av7110->dev, MASK_03); - - av7110->arm_errors = 0; - av7110->arm_ready = 1; - return 0; -} -MODULE_FIRMWARE("av7110/bootcode.bin"); - -/**************************************************************************** - * DEBI command polling - ****************************************************************************/ - -int av7110_wait_msgstate(struct av7110 *av7110, u16 flags) -{ - unsigned long start; - u32 stat; - int err; - - if (FW_VERSION(av7110->arm_app) <= 0x261c) { - /* not supported by old firmware */ - msleep(50); - return 0; - } - - /* new firmware */ - start = jiffies; - for (;;) { - err = time_after(jiffies, start + ARM_WAIT_FREE); - if (mutex_lock_interruptible(&av7110->dcomlock)) - return -ERESTARTSYS; - stat = rdebi(av7110, DEBINOSWAP, MSGSTATE, 0, 2); - mutex_unlock(&av7110->dcomlock); - if ((stat & flags) == 0) - break; - if (err) { - printk(KERN_ERR "%s: timeout waiting for MSGSTATE %04x\n", - __func__, stat & flags); - return -ETIMEDOUT; - } - msleep(1); - } - return 0; -} - -static int __av7110_send_fw_cmd(struct av7110 *av7110, u16* buf, int length) -{ - int i; - unsigned long start; - char *type = NULL; - u16 flags[2] = {0, 0}; - u32 stat; - int err; - -// dprintk(4, "%p\n", av7110); - - if (!av7110->arm_ready) { - dprintk(1, "arm not ready.\n"); - return -ENXIO; - } - - start = jiffies; - while (1) { - err = time_after(jiffies, start + ARM_WAIT_FREE); - if (rdebi(av7110, DEBINOSWAP, COMMAND, 0, 2) == 0) - break; - if (err) { - printk(KERN_ERR "dvb-ttpci: %s(): timeout waiting for COMMAND idle\n", __func__); - av7110->arm_errors++; - return -ETIMEDOUT; - } - msleep(1); - } - - if (FW_VERSION(av7110->arm_app) <= 0x261f) - wdebi(av7110, DEBINOSWAP, COM_IF_LOCK, 0xffff, 2); - -#ifndef _NOHANDSHAKE - start = jiffies; - while (1) { - err = time_after(jiffies, start + ARM_WAIT_SHAKE); - if (rdebi(av7110, DEBINOSWAP, HANDSHAKE_REG, 0, 2) == 0) - break; - if (err) { - printk(KERN_ERR "dvb-ttpci: %s(): timeout waiting for HANDSHAKE_REG\n", __func__); - return -ETIMEDOUT; - } - msleep(1); - } -#endif - - switch ((buf[0] >> 8) & 0xff) { - case COMTYPE_PIDFILTER: - case COMTYPE_ENCODER: - case COMTYPE_REC_PLAY: - case COMTYPE_MPEGDECODER: - type = "MSG"; - flags[0] = GPMQOver; - flags[1] = GPMQFull; - break; - case COMTYPE_OSD: - type = "OSD"; - flags[0] = OSDQOver; - flags[1] = OSDQFull; - break; - case COMTYPE_MISC: - if (FW_VERSION(av7110->arm_app) >= 0x261d) { - type = "MSG"; - flags[0] = GPMQOver; - flags[1] = GPMQBusy; - } - break; - default: - break; - } - - if (type != NULL) { - /* non-immediate COMMAND type */ - start = jiffies; - for (;;) { - err = time_after(jiffies, start + ARM_WAIT_FREE); - stat = rdebi(av7110, DEBINOSWAP, MSGSTATE, 0, 2); - if (stat & flags[0]) { - printk(KERN_ERR "%s: %s QUEUE overflow\n", - __func__, type); - return -1; - } - if ((stat & flags[1]) == 0) - break; - if (err) { - printk(KERN_ERR "%s: timeout waiting on busy %s QUEUE\n", - __func__, type); - av7110->arm_errors++; - return -ETIMEDOUT; - } - msleep(1); - } - } - - for (i = 2; i < length; i++) - wdebi(av7110, DEBINOSWAP, COMMAND + 2 * i, (u32) buf[i], 2); - - if (length) - wdebi(av7110, DEBINOSWAP, COMMAND + 2, (u32) buf[1], 2); - else - wdebi(av7110, DEBINOSWAP, COMMAND + 2, 0, 2); - - wdebi(av7110, DEBINOSWAP, COMMAND, (u32) buf[0], 2); - - if (FW_VERSION(av7110->arm_app) <= 0x261f) - wdebi(av7110, DEBINOSWAP, COM_IF_LOCK, 0x0000, 2); - -#ifdef COM_DEBUG - start = jiffies; - while (1) { - err = time_after(jiffies, start + ARM_WAIT_FREE); - if (rdebi(av7110, DEBINOSWAP, COMMAND, 0, 2) == 0) - break; - if (err) { - printk(KERN_ERR "dvb-ttpci: %s(): timeout waiting for COMMAND %d to complete\n", - __func__, (buf[0] >> 8) & 0xff); - return -ETIMEDOUT; - } - msleep(1); - } - - stat = rdebi(av7110, DEBINOSWAP, MSGSTATE, 0, 2); - if (stat & GPMQOver) { - printk(KERN_ERR "dvb-ttpci: %s(): GPMQOver\n", __func__); - return -ENOSPC; - } - else if (stat & OSDQOver) { - printk(KERN_ERR "dvb-ttpci: %s(): OSDQOver\n", __func__); - return -ENOSPC; - } -#endif - - return 0; -} - -static int av7110_send_fw_cmd(struct av7110 *av7110, u16* buf, int length) -{ - int ret; - -// dprintk(4, "%p\n", av7110); - - if (!av7110->arm_ready) { - dprintk(1, "arm not ready.\n"); - return -1; - } - if (mutex_lock_interruptible(&av7110->dcomlock)) - return -ERESTARTSYS; - - ret = __av7110_send_fw_cmd(av7110, buf, length); - mutex_unlock(&av7110->dcomlock); - if (ret && ret!=-ERESTARTSYS) - printk(KERN_ERR "dvb-ttpci: %s(): av7110_send_fw_cmd error %d\n", - __func__, ret); - return ret; -} - -int av7110_fw_cmd(struct av7110 *av7110, int type, int com, int num, ...) -{ - va_list args; - u16 buf[MAX_XFER_SIZE]; - int i, ret; - -// dprintk(4, "%p\n", av7110); - - if (2 + num > ARRAY_SIZE(buf)) { - printk(KERN_WARNING - "%s: %s len=%d is too big!\n", - KBUILD_MODNAME, __func__, num); - return -EINVAL; - } - - buf[0] = ((type << 8) | com); - buf[1] = num; - - if (num) { - va_start(args, num); - for (i = 0; i < num; i++) - buf[i + 2] = va_arg(args, u32); - va_end(args); - } - - ret = av7110_send_fw_cmd(av7110, buf, num + 2); - if (ret && ret != -ERESTARTSYS) - printk(KERN_ERR "dvb-ttpci: av7110_fw_cmd error %d\n", ret); - return ret; -} - -#if 0 -int av7110_send_ci_cmd(struct av7110 *av7110, u8 subcom, u8 *buf, u8 len) -{ - int i, ret; - u16 cmd[18] = { ((COMTYPE_COMMON_IF << 8) + subcom), - 16, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; - - dprintk(4, "%p\n", av7110); - - for(i = 0; i < len && i < 32; i++) - { - if(i % 2 == 0) - cmd[(i / 2) + 2] = (u16)(buf[i]) << 8; - else - cmd[(i / 2) + 2] |= buf[i]; - } - - ret = av7110_send_fw_cmd(av7110, cmd, 18); - if (ret && ret != -ERESTARTSYS) - printk(KERN_ERR "dvb-ttpci: av7110_send_ci_cmd error %d\n", ret); - return ret; -} -#endif /* 0 */ - -int av7110_fw_request(struct av7110 *av7110, u16 *request_buf, - int request_buf_len, u16 *reply_buf, int reply_buf_len) -{ - int err; - s16 i; - unsigned long start; -#ifdef COM_DEBUG - u32 stat; -#endif - - dprintk(4, "%p\n", av7110); - - if (!av7110->arm_ready) { - dprintk(1, "arm not ready.\n"); - return -1; - } - - if (mutex_lock_interruptible(&av7110->dcomlock)) - return -ERESTARTSYS; - - if ((err = __av7110_send_fw_cmd(av7110, request_buf, request_buf_len)) < 0) { - mutex_unlock(&av7110->dcomlock); - printk(KERN_ERR "dvb-ttpci: av7110_fw_request error %d\n", err); - return err; - } - - start = jiffies; - while (1) { - err = time_after(jiffies, start + ARM_WAIT_FREE); - if (rdebi(av7110, DEBINOSWAP, COMMAND, 0, 2) == 0) - break; - if (err) { - printk(KERN_ERR "%s: timeout waiting for COMMAND to complete\n", __func__); - mutex_unlock(&av7110->dcomlock); - return -ETIMEDOUT; - } -#ifdef _NOHANDSHAKE - msleep(1); -#endif - } - -#ifndef _NOHANDSHAKE - start = jiffies; - while (1) { - err = time_after(jiffies, start + ARM_WAIT_SHAKE); - if (rdebi(av7110, DEBINOSWAP, HANDSHAKE_REG, 0, 2) == 0) - break; - if (err) { - printk(KERN_ERR "%s: timeout waiting for HANDSHAKE_REG\n", __func__); - mutex_unlock(&av7110->dcomlock); - return -ETIMEDOUT; - } - msleep(1); - } -#endif - -#ifdef COM_DEBUG - stat = rdebi(av7110, DEBINOSWAP, MSGSTATE, 0, 2); - if (stat & GPMQOver) { - printk(KERN_ERR "%s: GPMQOver\n", __func__); - mutex_unlock(&av7110->dcomlock); - return -1; - } - else if (stat & OSDQOver) { - printk(KERN_ERR "%s: OSDQOver\n", __func__); - mutex_unlock(&av7110->dcomlock); - return -1; - } -#endif - - for (i = 0; i < reply_buf_len; i++) - reply_buf[i] = rdebi(av7110, DEBINOSWAP, COM_BUFF + 2 * i, 0, 2); - - mutex_unlock(&av7110->dcomlock); - return 0; -} - -static int av7110_fw_query(struct av7110 *av7110, u16 tag, u16* buf, s16 length) -{ - int ret; - ret = av7110_fw_request(av7110, &tag, 0, buf, length); - if (ret) - printk(KERN_ERR "dvb-ttpci: av7110_fw_query error %d\n", ret); - return ret; -} - - -/**************************************************************************** - * Firmware commands - ****************************************************************************/ - -/* get version of the firmware ROM, RTSL, video ucode and ARM application */ -int av7110_firmversion(struct av7110 *av7110) -{ - u16 buf[20]; - u16 tag = ((COMTYPE_REQUEST << 8) + ReqVersion); - - dprintk(4, "%p\n", av7110); - - if (av7110_fw_query(av7110, tag, buf, 16)) { - printk("dvb-ttpci: failed to boot firmware @ card %d\n", - av7110->dvb_adapter.num); - return -EIO; - } - - av7110->arm_fw = (buf[0] << 16) + buf[1]; - av7110->arm_rtsl = (buf[2] << 16) + buf[3]; - av7110->arm_vid = (buf[4] << 16) + buf[5]; - av7110->arm_app = (buf[6] << 16) + buf[7]; - av7110->avtype = (buf[8] << 16) + buf[9]; - - printk("dvb-ttpci: info @ card %d: firm %08x, rtsl %08x, vid %08x, app %08x\n", - av7110->dvb_adapter.num, av7110->arm_fw, - av7110->arm_rtsl, av7110->arm_vid, av7110->arm_app); - - /* print firmware capabilities */ - if (FW_CI_LL_SUPPORT(av7110->arm_app)) - printk("dvb-ttpci: firmware @ card %d supports CI link layer interface\n", - av7110->dvb_adapter.num); - else - printk("dvb-ttpci: no firmware support for CI link layer interface @ card %d\n", - av7110->dvb_adapter.num); - - return 0; -} - - -int av7110_diseqc_send(struct av7110 *av7110, int len, u8 *msg, unsigned long burst) -{ - int i, ret; - u16 buf[18] = { ((COMTYPE_AUDIODAC << 8) + SendDiSEqC), - 16, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; - - dprintk(4, "%p\n", av7110); - - if (len > 10) - len = 10; - - buf[1] = len + 2; - buf[2] = len; - - if (burst != -1) - buf[3] = burst ? 0x01 : 0x00; - else - buf[3] = 0xffff; - - for (i = 0; i < len; i++) - buf[i + 4] = msg[i]; - - ret = av7110_send_fw_cmd(av7110, buf, 18); - if (ret && ret!=-ERESTARTSYS) - printk(KERN_ERR "dvb-ttpci: av7110_diseqc_send error %d\n", ret); - return ret; -} - - -#ifdef CONFIG_DVB_AV7110_OSD - -static inline int SetColorBlend(struct av7110 *av7110, u8 windownr) -{ - return av7110_fw_cmd(av7110, COMTYPE_OSD, SetCBlend, 1, windownr); -} - -static inline int SetBlend_(struct av7110 *av7110, u8 windownr, - enum av7110_osd_palette_type colordepth, u16 index, u8 blending) -{ - return av7110_fw_cmd(av7110, COMTYPE_OSD, SetBlend, 4, - windownr, colordepth, index, blending); -} - -static inline int SetColor_(struct av7110 *av7110, u8 windownr, - enum av7110_osd_palette_type colordepth, u16 index, u16 colorhi, u16 colorlo) -{ - return av7110_fw_cmd(av7110, COMTYPE_OSD, SetColor, 5, - windownr, colordepth, index, colorhi, colorlo); -} - -static inline int SetFont(struct av7110 *av7110, u8 windownr, u8 fontsize, - u16 colorfg, u16 colorbg) -{ - return av7110_fw_cmd(av7110, COMTYPE_OSD, Set_Font, 4, - windownr, fontsize, colorfg, colorbg); -} - -static int FlushText(struct av7110 *av7110) -{ - unsigned long start; - int err; - - if (mutex_lock_interruptible(&av7110->dcomlock)) - return -ERESTARTSYS; - start = jiffies; - while (1) { - err = time_after(jiffies, start + ARM_WAIT_OSD); - if (rdebi(av7110, DEBINOSWAP, BUFF1_BASE, 0, 2) == 0) - break; - if (err) { - printk(KERN_ERR "dvb-ttpci: %s(): timeout waiting for BUFF1_BASE == 0\n", - __func__); - mutex_unlock(&av7110->dcomlock); - return -ETIMEDOUT; - } - msleep(1); - } - mutex_unlock(&av7110->dcomlock); - return 0; -} - -static int WriteText(struct av7110 *av7110, u8 win, u16 x, u16 y, char *buf) -{ - int i, ret; - unsigned long start; - int length = strlen(buf) + 1; - u16 cbuf[5] = { (COMTYPE_OSD << 8) + DText, 3, win, x, y }; - - if (mutex_lock_interruptible(&av7110->dcomlock)) - return -ERESTARTSYS; - - start = jiffies; - while (1) { - ret = time_after(jiffies, start + ARM_WAIT_OSD); - if (rdebi(av7110, DEBINOSWAP, BUFF1_BASE, 0, 2) == 0) - break; - if (ret) { - printk(KERN_ERR "dvb-ttpci: %s: timeout waiting for BUFF1_BASE == 0\n", - __func__); - mutex_unlock(&av7110->dcomlock); - return -ETIMEDOUT; - } - msleep(1); - } -#ifndef _NOHANDSHAKE - start = jiffies; - while (1) { - ret = time_after(jiffies, start + ARM_WAIT_SHAKE); - if (rdebi(av7110, DEBINOSWAP, HANDSHAKE_REG, 0, 2) == 0) - break; - if (ret) { - printk(KERN_ERR "dvb-ttpci: %s: timeout waiting for HANDSHAKE_REG\n", - __func__); - mutex_unlock(&av7110->dcomlock); - return -ETIMEDOUT; - } - msleep(1); - } -#endif - for (i = 0; i < length / 2; i++) - wdebi(av7110, DEBINOSWAP, BUFF1_BASE + i * 2, - swab16(*(u16 *)(buf + 2 * i)), 2); - if (length & 1) - wdebi(av7110, DEBINOSWAP, BUFF1_BASE + i * 2, 0, 2); - ret = __av7110_send_fw_cmd(av7110, cbuf, 5); - mutex_unlock(&av7110->dcomlock); - if (ret && ret!=-ERESTARTSYS) - printk(KERN_ERR "dvb-ttpci: WriteText error %d\n", ret); - return ret; -} - -static inline int DrawLine(struct av7110 *av7110, u8 windownr, - u16 x, u16 y, u16 dx, u16 dy, u16 color) -{ - return av7110_fw_cmd(av7110, COMTYPE_OSD, DLine, 6, - windownr, x, y, dx, dy, color); -} - -static inline int DrawBlock(struct av7110 *av7110, u8 windownr, - u16 x, u16 y, u16 dx, u16 dy, u16 color) -{ - return av7110_fw_cmd(av7110, COMTYPE_OSD, DBox, 6, - windownr, x, y, dx, dy, color); -} - -static inline int HideWindow(struct av7110 *av7110, u8 windownr) -{ - return av7110_fw_cmd(av7110, COMTYPE_OSD, WHide, 1, windownr); -} - -static inline int MoveWindowRel(struct av7110 *av7110, u8 windownr, u16 x, u16 y) -{ - return av7110_fw_cmd(av7110, COMTYPE_OSD, WMoveD, 3, windownr, x, y); -} - -static inline int MoveWindowAbs(struct av7110 *av7110, u8 windownr, u16 x, u16 y) -{ - return av7110_fw_cmd(av7110, COMTYPE_OSD, WMoveA, 3, windownr, x, y); -} - -static inline int DestroyOSDWindow(struct av7110 *av7110, u8 windownr) -{ - return av7110_fw_cmd(av7110, COMTYPE_OSD, WDestroy, 1, windownr); -} - -static inline int CreateOSDWindow(struct av7110 *av7110, u8 windownr, - osd_raw_window_t disptype, - u16 width, u16 height) -{ - return av7110_fw_cmd(av7110, COMTYPE_OSD, WCreate, 4, - windownr, disptype, width, height); -} - - -static enum av7110_osd_palette_type bpp2pal[8] = { - Pal1Bit, Pal2Bit, 0, Pal4Bit, 0, 0, 0, Pal8Bit -}; -static osd_raw_window_t bpp2bit[8] = { - OSD_BITMAP1, OSD_BITMAP2, 0, OSD_BITMAP4, 0, 0, 0, OSD_BITMAP8 -}; - -static inline int WaitUntilBmpLoaded(struct av7110 *av7110) -{ - int ret = wait_event_timeout(av7110->bmpq, - av7110->bmp_state != BMP_LOADING, 10*HZ); - if (ret == 0) { - printk("dvb-ttpci: warning: timeout waiting in LoadBitmap: %d, %d\n", - ret, av7110->bmp_state); - av7110->bmp_state = BMP_NONE; - return -ETIMEDOUT; - } - return 0; -} - -static inline int LoadBitmap(struct av7110 *av7110, - u16 dx, u16 dy, int inc, u8 __user * data) -{ - u16 format; - int bpp; - int i; - int d, delta; - u8 c; - int ret; - - dprintk(4, "%p\n", av7110); - - format = bpp2bit[av7110->osdbpp[av7110->osdwin]]; - - av7110->bmp_state = BMP_LOADING; - if (format == OSD_BITMAP8) { - bpp=8; delta = 1; - } else if (format == OSD_BITMAP4) { - bpp=4; delta = 2; - } else if (format == OSD_BITMAP2) { - bpp=2; delta = 4; - } else if (format == OSD_BITMAP1) { - bpp=1; delta = 8; - } else { - av7110->bmp_state = BMP_NONE; - return -EINVAL; - } - av7110->bmplen = ((dx * dy * bpp + 7) & ~7) / 8; - av7110->bmpp = 0; - if (av7110->bmplen > 32768) { - av7110->bmp_state = BMP_NONE; - return -EINVAL; - } - for (i = 0; i < dy; i++) { - if (copy_from_user(av7110->bmpbuf + 1024 + i * dx, data + i * inc, dx)) { - av7110->bmp_state = BMP_NONE; - return -EINVAL; - } - } - if (format != OSD_BITMAP8) { - for (i = 0; i < dx * dy / delta; i++) { - c = ((u8 *)av7110->bmpbuf)[1024 + i * delta + delta - 1]; - for (d = delta - 2; d >= 0; d--) { - c |= (((u8 *)av7110->bmpbuf)[1024 + i * delta + d] - << ((delta - d - 1) * bpp)); - ((u8 *)av7110->bmpbuf)[1024 + i] = c; - } - } - } - av7110->bmplen += 1024; - dprintk(4, "av7110_fw_cmd: LoadBmp size %d\n", av7110->bmplen); - ret = av7110_fw_cmd(av7110, COMTYPE_OSD, LoadBmp, 3, format, dx, dy); - if (!ret) - ret = WaitUntilBmpLoaded(av7110); - return ret; -} - -static int BlitBitmap(struct av7110 *av7110, u16 x, u16 y) -{ - dprintk(4, "%p\n", av7110); - - return av7110_fw_cmd(av7110, COMTYPE_OSD, BlitBmp, 4, av7110->osdwin, x, y, 0); -} - -static inline int ReleaseBitmap(struct av7110 *av7110) -{ - dprintk(4, "%p\n", av7110); - - if (av7110->bmp_state != BMP_LOADED && FW_VERSION(av7110->arm_app) < 0x261e) - return -1; - if (av7110->bmp_state == BMP_LOADING) - dprintk(1,"ReleaseBitmap called while BMP_LOADING\n"); - av7110->bmp_state = BMP_NONE; - return av7110_fw_cmd(av7110, COMTYPE_OSD, ReleaseBmp, 0); -} - -static u32 RGB2YUV(u16 R, u16 G, u16 B) -{ - u16 y, u, v; - u16 Y, Cr, Cb; - - y = R * 77 + G * 150 + B * 29; /* Luma=0.299R+0.587G+0.114B 0..65535 */ - u = 2048 + B * 8 -(y >> 5); /* Cr 0..4095 */ - v = 2048 + R * 8 -(y >> 5); /* Cb 0..4095 */ - - Y = y / 256; - Cb = u / 16; - Cr = v / 16; - - return Cr | (Cb << 16) | (Y << 8); -} - -static int OSDSetColor(struct av7110 *av7110, u8 color, u8 r, u8 g, u8 b, u8 blend) -{ - int ret; - - u16 ch, cl; - u32 yuv; - - yuv = blend ? RGB2YUV(r,g,b) : 0; - cl = (yuv & 0xffff); - ch = ((yuv >> 16) & 0xffff); - ret = SetColor_(av7110, av7110->osdwin, bpp2pal[av7110->osdbpp[av7110->osdwin]], - color, ch, cl); - if (!ret) - ret = SetBlend_(av7110, av7110->osdwin, bpp2pal[av7110->osdbpp[av7110->osdwin]], - color, ((blend >> 4) & 0x0f)); - return ret; -} - -static int OSDSetPalette(struct av7110 *av7110, u32 __user * colors, u8 first, u8 last) -{ - int i; - int length = last - first + 1; - - if (length * 4 > DATA_BUFF3_SIZE) - return -EINVAL; - - for (i = 0; i < length; i++) { - u32 color, blend, yuv; - - if (get_user(color, colors + i)) - return -EFAULT; - blend = (color & 0xF0000000) >> 4; - yuv = blend ? RGB2YUV(color & 0xFF, (color >> 8) & 0xFF, - (color >> 16) & 0xFF) | blend : 0; - yuv = ((yuv & 0xFFFF0000) >> 16) | ((yuv & 0x0000FFFF) << 16); - wdebi(av7110, DEBINOSWAP, DATA_BUFF3_BASE + i * 4, yuv, 4); - } - return av7110_fw_cmd(av7110, COMTYPE_OSD, Set_Palette, 4, - av7110->osdwin, - bpp2pal[av7110->osdbpp[av7110->osdwin]], - first, last); -} - -static int OSDSetBlock(struct av7110 *av7110, int x0, int y0, - int x1, int y1, int inc, u8 __user * data) -{ - uint w, h, bpp, bpl, size, lpb, bnum, brest; - int i; - int rc,release_rc; - - w = x1 - x0 + 1; - h = y1 - y0 + 1; - if (inc <= 0) - inc = w; - if (w <= 0 || w > 720 || h <= 0 || h > 576) - return -EINVAL; - bpp = av7110->osdbpp[av7110->osdwin] + 1; - bpl = ((w * bpp + 7) & ~7) / 8; - size = h * bpl; - lpb = (32 * 1024) / bpl; - bnum = size / (lpb * bpl); - brest = size - bnum * lpb * bpl; - - if (av7110->bmp_state == BMP_LOADING) { - /* possible if syscall is repeated by -ERESTARTSYS and if firmware cannot abort */ - BUG_ON (FW_VERSION(av7110->arm_app) >= 0x261e); - rc = WaitUntilBmpLoaded(av7110); - if (rc) - return rc; - /* just continue. This should work for all fw versions - * if bnum==1 && !brest && LoadBitmap was successful - */ - } - - rc = 0; - for (i = 0; i < bnum; i++) { - rc = LoadBitmap(av7110, w, lpb, inc, data); - if (rc) - break; - rc = BlitBitmap(av7110, x0, y0 + i * lpb); - if (rc) - break; - data += lpb * inc; - } - if (!rc && brest) { - rc = LoadBitmap(av7110, w, brest / bpl, inc, data); - if (!rc) - rc = BlitBitmap(av7110, x0, y0 + bnum * lpb); - } - release_rc = ReleaseBitmap(av7110); - if (!rc) - rc = release_rc; - if (rc) - dprintk(1,"returns %d\n",rc); - return rc; -} - -int av7110_osd_cmd(struct av7110 *av7110, osd_cmd_t *dc) -{ - int ret; - - if (mutex_lock_interruptible(&av7110->osd_mutex)) - return -ERESTARTSYS; - - switch (dc->cmd) { - case OSD_Close: - ret = DestroyOSDWindow(av7110, av7110->osdwin); - break; - case OSD_Open: - av7110->osdbpp[av7110->osdwin] = (dc->color - 1) & 7; - ret = CreateOSDWindow(av7110, av7110->osdwin, - bpp2bit[av7110->osdbpp[av7110->osdwin]], - dc->x1 - dc->x0 + 1, dc->y1 - dc->y0 + 1); - if (ret) - break; - if (!dc->data) { - ret = MoveWindowAbs(av7110, av7110->osdwin, dc->x0, dc->y0); - if (ret) - break; - ret = SetColorBlend(av7110, av7110->osdwin); - } - break; - case OSD_Show: - ret = MoveWindowRel(av7110, av7110->osdwin, 0, 0); - break; - case OSD_Hide: - ret = HideWindow(av7110, av7110->osdwin); - break; - case OSD_Clear: - ret = DrawBlock(av7110, av7110->osdwin, 0, 0, 720, 576, 0); - break; - case OSD_Fill: - ret = DrawBlock(av7110, av7110->osdwin, 0, 0, 720, 576, dc->color); - break; - case OSD_SetColor: - ret = OSDSetColor(av7110, dc->color, dc->x0, dc->y0, dc->x1, dc->y1); - break; - case OSD_SetPalette: - if (FW_VERSION(av7110->arm_app) >= 0x2618) - ret = OSDSetPalette(av7110, dc->data, dc->color, dc->x0); - else { - int i, len = dc->x0-dc->color+1; - u8 __user *colors = (u8 __user *)dc->data; - u8 r, g = 0, b = 0, blend = 0; - ret = 0; - for (i = 0; i<len; i++) { - if (get_user(r, colors + i * 4) || - get_user(g, colors + i * 4 + 1) || - get_user(b, colors + i * 4 + 2) || - get_user(blend, colors + i * 4 + 3)) { - ret = -EFAULT; - break; - } - ret = OSDSetColor(av7110, dc->color + i, r, g, b, blend); - if (ret) - break; - } - } - break; - case OSD_SetPixel: - ret = DrawLine(av7110, av7110->osdwin, - dc->x0, dc->y0, 0, 0, dc->color); - break; - case OSD_SetRow: - dc->y1 = dc->y0; - fallthrough; - case OSD_SetBlock: - ret = OSDSetBlock(av7110, dc->x0, dc->y0, dc->x1, dc->y1, dc->color, dc->data); - break; - case OSD_FillRow: - ret = DrawBlock(av7110, av7110->osdwin, dc->x0, dc->y0, - dc->x1-dc->x0+1, dc->y1, dc->color); - break; - case OSD_FillBlock: - ret = DrawBlock(av7110, av7110->osdwin, dc->x0, dc->y0, - dc->x1 - dc->x0 + 1, dc->y1 - dc->y0 + 1, dc->color); - break; - case OSD_Line: - ret = DrawLine(av7110, av7110->osdwin, - dc->x0, dc->y0, dc->x1 - dc->x0, dc->y1 - dc->y0, dc->color); - break; - case OSD_Text: - { - char textbuf[240]; - - if (strncpy_from_user(textbuf, dc->data, 240) < 0) { - ret = -EFAULT; - break; - } - textbuf[239] = 0; - if (dc->x1 > 3) - dc->x1 = 3; - ret = SetFont(av7110, av7110->osdwin, dc->x1, - (u16) (dc->color & 0xffff), (u16) (dc->color >> 16)); - if (!ret) - ret = FlushText(av7110); - if (!ret) - ret = WriteText(av7110, av7110->osdwin, dc->x0, dc->y0, textbuf); - break; - } - case OSD_SetWindow: - if (dc->x0 < 1 || dc->x0 > 7) - ret = -EINVAL; - else { - av7110->osdwin = dc->x0; - ret = 0; - } - break; - case OSD_MoveWindow: - ret = MoveWindowAbs(av7110, av7110->osdwin, dc->x0, dc->y0); - if (!ret) - ret = SetColorBlend(av7110, av7110->osdwin); - break; - case OSD_OpenRaw: - if (dc->color < OSD_BITMAP1 || dc->color > OSD_CURSOR) { - ret = -EINVAL; - break; - } - if (dc->color >= OSD_BITMAP1 && dc->color <= OSD_BITMAP8HR) - av7110->osdbpp[av7110->osdwin] = (1 << (dc->color & 3)) - 1; - else - av7110->osdbpp[av7110->osdwin] = 0; - ret = CreateOSDWindow(av7110, av7110->osdwin, (osd_raw_window_t)dc->color, - dc->x1 - dc->x0 + 1, dc->y1 - dc->y0 + 1); - if (ret) - break; - if (!dc->data) { - ret = MoveWindowAbs(av7110, av7110->osdwin, dc->x0, dc->y0); - if (!ret) - ret = SetColorBlend(av7110, av7110->osdwin); - } - break; - default: - ret = -EINVAL; - break; - } - - mutex_unlock(&av7110->osd_mutex); - if (ret==-ERESTARTSYS) - dprintk(1, "av7110_osd_cmd(%d) returns with -ERESTARTSYS\n",dc->cmd); - else if (ret) - dprintk(1, "av7110_osd_cmd(%d) returns with %d\n",dc->cmd,ret); - - return ret; -} - -int av7110_osd_capability(struct av7110 *av7110, osd_cap_t *cap) -{ - switch (cap->cmd) { - case OSD_CAP_MEMSIZE: - if (FW_4M_SDRAM(av7110->arm_app)) - cap->val = 1000000; - else - cap->val = 92000; - return 0; - default: - return -EINVAL; - } -} -#endif /* CONFIG_DVB_AV7110_OSD */ |