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authorDevin Heitmueller <devin.heitmueller@gmail.com>2008-11-12 02:05:02 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2008-12-29 17:53:32 -0200
commit600bd7f0edee0f9687c3c77e6fe63c74452acbfa (patch)
treea61362f6603ba60ef4653c4a8632fa7226008aa2 /drivers/media/video/em28xx/em28xx-cards.c
parent1ed1dd54b0456a880ab4090275a47eb5a7a245d1 (diff)
V4L/DVB (9583): Remember chip id of devices at initialization
When setting up the device, remember the chip id, so we can control behavior in the future without having to read the register continuously. Signed-off-by: Devin Heitmueller <devin.heitmueller@gmail.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/em28xx/em28xx-cards.c')
-rw-r--r--drivers/media/video/em28xx/em28xx-cards.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/media/video/em28xx/em28xx-cards.c b/drivers/media/video/em28xx/em28xx-cards.c
index d93e1eb0433..90389270389 100644
--- a/drivers/media/video/em28xx/em28xx-cards.c
+++ b/drivers/media/video/em28xx/em28xx-cards.c
@@ -1319,6 +1319,7 @@ void em28xx_pre_card_setup(struct em28xx *dev)
dev->wait_after_write = 5;
rc = em28xx_read_reg(dev, EM28XX_R0A_CHIPID);
if (rc > 0) {
+ dev->chip_id = rc;
switch (rc) {
case CHIP_ID_EM2860:
em28xx_info("chip ID is em2860\n");