From: Mauro Carvalho Chehab Date: Wed, 7 Dec 2011 09:48:16 +0000 (-0200) Subject: [media] xc5000: Remove the global mutex lock at xc5000 firmware init X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=2bf936290baff2507763a2540cd9029e70ae39e2;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git [media] xc5000: Remove the global mutex lock at xc5000 firmware init As reported by Devin Heitmueller : > It seems like a change such as this could significantly change the > timing of tuner initialization if you have multiple xc5000 based > products that might have a slow i2c bus. Was that intentional? After discussed with Eddi de Pierri , it was pointed that the change was not intentional, and it was just a trial while developing the patches that add support for HVR-930C. So, remove this hack. Reported-by: Devin Heitmueller Acked by: Eddi de Pierri Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/common/tuners/xc5000.c b/drivers/media/common/tuners/xc5000.c index 048f48944aa1..ecd1f95726e2 100644 --- a/drivers/media/common/tuners/xc5000.c +++ b/drivers/media/common/tuners/xc5000.c @@ -1004,8 +1004,6 @@ static int xc_load_fw_and_init_tuner(struct dvb_frontend *fe) struct xc5000_priv *priv = fe->tuner_priv; int ret = 0; - mutex_lock(&xc5000_list_mutex); - if (xc5000_is_firmware_loaded(fe) != XC_RESULT_SUCCESS) { ret = xc5000_fwupload(fe); if (ret != XC_RESULT_SUCCESS) @@ -1025,8 +1023,6 @@ static int xc_load_fw_and_init_tuner(struct dvb_frontend *fe) /* Default to "CABLE" mode */ ret |= xc_write_reg(priv, XREG_SIGNALSOURCE, XC_RF_MODE_CABLE); - mutex_unlock(&xc5000_list_mutex); - return ret; }