summaryrefslogtreecommitdiffstats
path: root/drivers/media/video/cx18/cx18-av-firmware.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/media/video/cx18/cx18-av-firmware.c')
-rw-r--r--drivers/media/video/cx18/cx18-av-firmware.c28
1 files changed, 15 insertions, 13 deletions
diff --git a/drivers/media/video/cx18/cx18-av-firmware.c b/drivers/media/video/cx18/cx18-av-firmware.c
index 522a035b2e8f..c64fd0a05a97 100644
--- a/drivers/media/video/cx18/cx18-av-firmware.c
+++ b/drivers/media/video/cx18/cx18-av-firmware.c
@@ -2,6 +2,7 @@
* cx18 ADEC firmware functions
*
* Copyright (C) 2007 Hans Verkuil <hverkuil@xs4all.nl>
+ * Copyright (C) 2008 Andy Walls <awalls@radix.net>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
@@ -43,11 +44,13 @@ int cx18_av_loadfw(struct cx18 *cx)
/* The firmware load often has byte errors, so allow for several
retries, both at byte level and at the firmware load level. */
while (retries1 < 5) {
- cx18_av_write4(cx, CXADEC_CHIP_CTRL, 0x00010000);
- cx18_av_write(cx, CXADEC_STD_DET_CTL, 0xf6);
+ cx18_av_write4_expect(cx, CXADEC_CHIP_CTRL, 0x00010000,
+ 0x00008430, 0xffffffff); /* cx25843 */
+ cx18_av_write_expect(cx, CXADEC_STD_DET_CTL, 0xf6, 0xf6, 0xff);
- /* Reset the Mako core (Register is undocumented.) */
- cx18_av_write4(cx, 0x8100, 0x00010000);
+ /* Reset the Mako core, Register is alias of CXADEC_CHIP_CTRL */
+ cx18_av_write4_expect(cx, 0x8100, 0x00010000,
+ 0x00008430, 0xffffffff); /* cx25843 */
/* Put the 8051 in reset and enable firmware upload */
cx18_av_write4_noretry(cx, CXADEC_DL_CTL, 0x0F000000);
@@ -61,13 +64,12 @@ int cx18_av_loadfw(struct cx18 *cx)
int retries2;
int unrec_err = 0;
- for (retries2 = 0; retries2 < CX18_MAX_MMIO_RETRIES;
+ for (retries2 = 0; retries2 < CX18_MAX_MMIO_WR_RETRIES;
retries2++) {
cx18_av_write4_noretry(cx, CXADEC_DL_CTL,
dl_control);
udelay(10);
- value = cx18_av_read4_noretry(cx,
- CXADEC_DL_CTL);
+ value = cx18_av_read4(cx, CXADEC_DL_CTL);
if (value == dl_control)
break;
/* Check if we can correct the byte by changing
@@ -78,9 +80,7 @@ int cx18_av_loadfw(struct cx18 *cx)
break;
}
}
- cx18_log_write_retries(cx, retries2,
- cx->reg_mem + 0xc40000 + CXADEC_DL_CTL);
- if (unrec_err || retries2 >= CX18_MAX_MMIO_RETRIES)
+ if (unrec_err || retries2 >= CX18_MAX_MMIO_WR_RETRIES)
break;
}
if (i == size)
@@ -93,7 +93,8 @@ int cx18_av_loadfw(struct cx18 *cx)
return -EIO;
}
- cx18_av_write4(cx, CXADEC_DL_CTL, 0x13000000 | fw->size);
+ cx18_av_write4_expect(cx, CXADEC_DL_CTL,
+ 0x13000000 | fw->size, 0x13000000, 0x13000000);
/* Output to the 416 */
cx18_av_and_or4(cx, CXADEC_PIN_CTRL1, ~0, 0x78000);
@@ -118,7 +119,8 @@ int cx18_av_loadfw(struct cx18 *cx)
passthrough */
cx18_av_write4(cx, CXADEC_PIN_CFG3, 0x5000B687);
- cx18_av_write4(cx, CXADEC_STD_DET_CTL, 0x000000F6);
+ cx18_av_write4_expect(cx, CXADEC_STD_DET_CTL, 0x000000F6, 0x000000F6,
+ 0x3F00FFFF);
/* CxDevWrReg(CXADEC_STD_DET_CTL, 0x000000FF); */
/* Set bit 0 in register 0x9CC to signify that this is MiniMe. */
@@ -136,7 +138,7 @@ int cx18_av_loadfw(struct cx18 *cx)
v |= 0xFF; /* Auto by default */
v |= 0x400; /* Stereo by default */
v |= 0x14000000;
- cx18_av_write4(cx, CXADEC_STD_DET_CTL, v);
+ cx18_av_write4_expect(cx, CXADEC_STD_DET_CTL, v, v, 0x3F00FFFF);
release_firmware(fw);
OpenPOWER on IntegriCloud