Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 8afff9a2 authored by Mauro Carvalho Chehab's avatar Mauro Carvalho Chehab
Browse files

[media] drx-j: be sure to do a full software reset 



Mimic what windows driver does here: it writes 0x07 to
SIO_CC_SOFT_RST__A, instead of just 0x03.

Acked-by: default avatarDevin Heitmueller <dheitmueller@kernellabs.com>
Signed-off-by: default avatarMauro Carvalho Chehab <m.chehab@samsung.com>
parent d7a5478a

drivers/media/dvb-frontends/drx39xyj/drxj.c

+9 −2
Original line number Diff line number Diff line
@@ -19876,8 +19876,15 @@ int drxj_open(struct drx_demod_instance *demod) 
		goto rw_error;

	}













	/* Soft reset of sys- and osc-clockdomain */













	rc = drxj_dap_write_reg16(dev_addr, SIO_CC_SOFT_RST__A, (SIO_CC_SOFT_RST_SYS__M | SIO_CC_SOFT_RST_OSC__M), 0);













	/*













	 * Soft reset of sys- and osc-clockdomain













	 *













	 * HACK: On windows, it writes a 0x07 here, instead of just 0x03.













	 * As we didn't load the firmware here yet, we should do the same.













	 * Btw, this is coherent with DRX-K, where we send reset codes













	 * for modulation (OFTM, in DRX-k), SYS and OSC clock domains.













	 */













	rc = drxj_dap_write_reg16(dev_addr, SIO_CC_SOFT_RST__A, (0x04 | SIO_CC_SOFT_RST_SYS__M | SIO_CC_SOFT_RST_OSC__M), 0);















	if (rc != 0) {















		pr_err("error %d\n", rc);















		goto rw_error;