The detect_guest_activity function is no longer used, so lets removed it.
Signed-off-by: Corentin Labbe <cla...@baylibre.com>
---
drivers/staging/media/zoran/zoran_device.c | 46 ----------------------
drivers/staging/media/zoran/zoran_device.h | 2 -
2 files changed, 48 deletions(-)
diff --git a/drivers/staging/media/zoran/zoran_device.c
b/drivers/staging/media/zoran/zoran_device.c
index cf788d9cd1df..7d2718744d18 100644
--- a/drivers/staging/media/zoran/zoran_device.c
+++ b/drivers/staging/media/zoran/zoran_device.c
@@ -166,52 +166,6 @@ static void dump_guests(struct zoran *zr)
}
}
-void detect_guest_activity(struct zoran *zr)
-{
- int timeout, i, j, res, guest[8], guest0[8], change[8][3];
- ktime_t t0, t1;
-
- /* do not print random data */
- guest[0] = 0;
- guest0[0] = 0;
-
- dump_guests(zr);
- pci_info(zr->pci_dev, "Detecting guests activity, please wait...\n");
- for (i = 1; i < 8; i++) /* Don't read jpeg codec here */
- guest0[i] = guest[i] = post_office_read(zr, i, 0);
-
- timeout = 0;
- j = 0;
- t0 = ktime_get();
- while (timeout < 10000) {
- udelay(10);
- timeout++;
- for (i = 1; (i < 8) && (j < 8); i++) {
- res = post_office_read(zr, i, 0);
- if (res != guest[i]) {
- t1 = ktime_get();
- change[j][0] = ktime_to_us(ktime_sub(t1, t0));
- t0 = t1;
- change[j][1] = i;
- change[j][2] = res;
- j++;
- guest[i] = res;
- }
- }
- if (j >= 8)
- break;
- }
-
- pci_info(zr->pci_dev, "Guests: %*ph\n", 8, guest0);
-
- if (j == 0) {
- pci_info(zr->pci_dev, "No activity detected.\n");
- return;
- }
- for (i = 0; i < j; i++)
- pci_info(zr->pci_dev, "%6d: %d => 0x%02x\n", change[i][0],
change[i][1], change[i][2]);
-}
-
/*
* JPEG Codec access
*/
diff --git a/drivers/staging/media/zoran/zoran_device.h
b/drivers/staging/media/zoran/zoran_device.h
index 24be19a61b6d..6c5d70238228 100644
--- a/drivers/staging/media/zoran/zoran_device.h
+++ b/drivers/staging/media/zoran/zoran_device.h
@@ -20,8 +20,6 @@ extern int post_office_wait(struct zoran *zr);
extern int post_office_write(struct zoran *zr, unsigned int guest, unsigned
int reg, unsigned int value);
extern int post_office_read(struct zoran *zr, unsigned int guest, unsigned int
reg);
-extern void detect_guest_activity(struct zoran *zr);
-
extern void jpeg_codec_sleep(struct zoran *zr, int sleep);
extern int jpeg_codec_reset(struct zoran *zr);
--
2.26.3
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