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path: root/drivers/media/video/cx18/cx18-av-firmware.c
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Diffstat (limited to 'drivers/media/video/cx18/cx18-av-firmware.c')
-rw-r--r--drivers/media/video/cx18/cx18-av-firmware.c25
1 files changed, 16 insertions, 9 deletions
diff --git a/drivers/media/video/cx18/cx18-av-firmware.c b/drivers/media/video/cx18/cx18-av-firmware.c
index e996a4e3123..522a035b2e8 100644
--- a/drivers/media/video/cx18/cx18-av-firmware.c
+++ b/drivers/media/video/cx18/cx18-av-firmware.c
@@ -20,6 +20,7 @@
*/
#include "cx18-driver.h"
+#include "cx18-io.h"
#include <linux/firmware.h>
#define CX18_AUDIO_ENABLE 0xc72014
@@ -49,7 +50,7 @@ int cx18_av_loadfw(struct cx18 *cx)
cx18_av_write4(cx, 0x8100, 0x00010000);
/* Put the 8051 in reset and enable firmware upload */
- cx18_av_write4(cx, CXADEC_DL_CTL, 0x0F000000);
+ cx18_av_write4_noretry(cx, CXADEC_DL_CTL, 0x0F000000);
ptr = fw->data;
size = fw->size;
@@ -58,22 +59,28 @@ int cx18_av_loadfw(struct cx18 *cx)
u32 dl_control = 0x0F000000 | i | ((u32)ptr[i] << 16);
u32 value = 0;
int retries2;
+ int unrec_err = 0;
- for (retries2 = 0; retries2 < 5; retries2++) {
- cx18_av_write4(cx, CXADEC_DL_CTL, dl_control);
+ for (retries2 = 0; retries2 < CX18_MAX_MMIO_RETRIES;
+ retries2++) {
+ cx18_av_write4_noretry(cx, CXADEC_DL_CTL,
+ dl_control);
udelay(10);
- value = cx18_av_read4(cx, CXADEC_DL_CTL);
+ value = cx18_av_read4_noretry(cx,
+ CXADEC_DL_CTL);
if (value == dl_control)
break;
/* Check if we can correct the byte by changing
the address. We can only write the lower
address byte of the address. */
if ((value & 0x3F00) != (dl_control & 0x3F00)) {
- retries2 = 5;
+ unrec_err = 1;
break;
}
}
- if (retries2 >= 5)
+ cx18_log_write_retries(cx, retries2,
+ cx->reg_mem + 0xc40000 + CXADEC_DL_CTL);
+ if (unrec_err || retries2 >= CX18_MAX_MMIO_RETRIES)
break;
}
if (i == size)
@@ -119,10 +126,10 @@ int cx18_av_loadfw(struct cx18 *cx)
have a name in the spec. */
cx18_av_write4(cx, 0x09CC, 1);
- v = read_reg(CX18_AUDIO_ENABLE);
- /* If bit 11 is 1 */
+ v = cx18_read_reg(cx, CX18_AUDIO_ENABLE);
+ /* If bit 11 is 1, clear bit 10 */
if (v & 0x800)
- write_reg(v & 0xFFFFFBFF, CX18_AUDIO_ENABLE); /* Clear bit 10 */
+ cx18_write_reg(cx, v & 0xFFFFFBFF, CX18_AUDIO_ENABLE);
/* Enable WW auto audio standard detection */
v = cx18_av_read4(cx, CXADEC_STD_DET_CTL);