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Commit 972072aa authored by Vladimir Kondratiev's avatar Vladimir Kondratiev Committed by John W. Linville
Browse files

wil6210: reset on power good 



Configure hardware to perform full reset on "power good". This mean,
reset HW on system boot. This improves card stability.
By default this is off.

Signed-off-by: default avatarVladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 17123991

drivers/net/wireless/ath/wil6210/main.c

+6 −2
Original line number Diff line number Diff line
@@ -241,8 +241,9 @@ static void wil_target_reset(struct wil6210_priv *wil) 
	/* register write */

#define W(a, v) iowrite32(v, wil->csr + HOSTADDR(a))

	/* register set = read, OR, write */

#define S(a, v) iowrite32(ioread32(wil->csr + HOSTADDR(a)) | v, \

		wil->csr + HOSTADDR(a))

#define S(a, v) W(a, R(a) | v)

	/* register clear = read, AND with inverted, write */

#define C(a, v) W(a, R(a) & ~v)



	wil->hw_version = R(RGF_USER_FW_REV_ID);

	rev_id = wil->hw_version & 0xff;
@@ -286,11 +287,14 @@ static void wil_target_reset(struct wil6210_priv *wil) 
	if (rev_id == 2)

		W(RGF_PCIE_LOS_COUNTER_CTL, BIT(8));



	C(RGF_USER_CLKS_CTL_0, BIT_USER_CLKS_RST_PWGD);



	wil_dbg_misc(wil, "Reset completed in %d ms\n", delay);



#undef R

#undef W

#undef S

#undef C

}



void wil_mbox_ring_le2cpus(struct wil6210_mbox_ring *r)

drivers/net/wireless/ath/wil6210/wil6210.h

+2 −0
Original line number Diff line number Diff line
@@ -79,6 +79,8 @@ struct RGF_ICR { 
#define RGF_USER_MAC_CPU_0		(0x8801fc)

#define RGF_USER_USER_SCRATCH_PAD	(0x8802bc)

#define RGF_USER_FW_REV_ID		(0x880a8c) /* chip revision */

#define RGF_USER_CLKS_CTL_0		(0x880abc)

	#define BIT_USER_CLKS_RST_PWGD	BIT(11) /* reset on "power good" */

#define RGF_USER_CLKS_CTL_SW_RST_VEC_0	(0x880b04)

#define RGF_USER_CLKS_CTL_SW_RST_VEC_1	(0x880b08)

#define RGF_USER_CLKS_CTL_SW_RST_VEC_2	(0x880b0c)