Commit 0156e76d authored by Ben Skeggs's avatar Ben Skeggs
Browse files

drm/nouveau/i2c/g94-: increase NV_PMGR_DP_AUXCTL_TRANSACTREQ timeout 



Tegra TRM says worst-case reply time is 1216us, and this should fix some
spurious timeouts that have been popping up.

Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent 72923e24

drivers/gpu/drm/nouveau/nvkm/subdev/i2c/auxg94.c

+2 −2
Original line number Diff line number Diff line
@@ -118,10 +118,10 @@ g94_i2c_aux_xfer(struct nvkm_i2c_aux *obj, bool retry, 
		if (retries)

			udelay(400);



		/* transaction request, wait up to 1ms for it to complete */

		/* transaction request, wait up to 2ms for it to complete */

		nvkm_wr32(device, 0x00e4e4 + base, 0x00010000 | ctrl);



		timeout = 1000;

		timeout = 2000;

		do {

			ctrl = nvkm_rd32(device, 0x00e4e4 + base);

			udelay(1);

drivers/gpu/drm/nouveau/nvkm/subdev/i2c/auxgm200.c

+2 −2
Original line number Diff line number Diff line
@@ -118,10 +118,10 @@ gm200_i2c_aux_xfer(struct nvkm_i2c_aux *obj, bool retry, 
		if (retries)

			udelay(400);



		/* transaction request, wait up to 1ms for it to complete */

		/* transaction request, wait up to 2ms for it to complete */

		nvkm_wr32(device, 0x00d954 + base, 0x00010000 | ctrl);



		timeout = 1000;

		timeout = 2000;

		do {

			ctrl = nvkm_rd32(device, 0x00d954 + base);

			udelay(1);

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