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From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Martin Leung <martin.leung@amd.com>,
	Aurabindo Pillai <aurabindo.pillai@amd.com>,
	Alex Deucher <alexander.deucher@amd.com>,
	Sasha Levin <sashal@kernel.org>,
	amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org
Subject: [PATCH AUTOSEL 5.9 25/35] drm/amd/display: adding ddc_gpio_vga_reg_list to ddc reg def'ns
Date: Mon,  2 Nov 2020 20:18:30 -0500	[thread overview]
Message-ID: <20201103011840.182814-25-sashal@kernel.org> (raw)
In-Reply-To: <20201103011840.182814-1-sashal@kernel.org>

From: Martin Leung <martin.leung@amd.com>

[ Upstream commit a1d2afc5dde29a943d32bf92eb0408c9f19541fc ]

why:
oem-related ddc read/write fails without these regs

how:
copy from hw_factory_dcn20.c

Signed-off-by: Martin Leung <martin.leung@amd.com>
Acked-by: Aurabindo Pillai <aurabindo.pillai@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 .../drm/amd/display/dc/gpio/dcn30/hw_factory_dcn30.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/drivers/gpu/drm/amd/display/dc/gpio/dcn30/hw_factory_dcn30.c b/drivers/gpu/drm/amd/display/dc/gpio/dcn30/hw_factory_dcn30.c
index 7e7fb65721073..9d3665f88c523 100644
--- a/drivers/gpu/drm/amd/display/dc/gpio/dcn30/hw_factory_dcn30.c
+++ b/drivers/gpu/drm/amd/display/dc/gpio/dcn30/hw_factory_dcn30.c
@@ -117,6 +117,12 @@ static const struct ddc_registers ddc_data_regs_dcn[] = {
 	ddc_data_regs_dcn2(4),
 	ddc_data_regs_dcn2(5),
 	ddc_data_regs_dcn2(6),
+	{
+			DDC_GPIO_VGA_REG_LIST(DATA),
+			.ddc_setup = 0,
+			.phy_aux_cntl = 0,
+			.dc_gpio_aux_ctrl_5 = 0
+	}
 };
 
 static const struct ddc_registers ddc_clk_regs_dcn[] = {
@@ -126,6 +132,12 @@ static const struct ddc_registers ddc_clk_regs_dcn[] = {
 	ddc_clk_regs_dcn2(4),
 	ddc_clk_regs_dcn2(5),
 	ddc_clk_regs_dcn2(6),
+	{
+			DDC_GPIO_VGA_REG_LIST(CLK),
+			.ddc_setup = 0,
+			.phy_aux_cntl = 0,
+			.dc_gpio_aux_ctrl_5 = 0
+	}
 };
 
 static const struct ddc_sh_mask ddc_shift[] = {
-- 
2.27.0


  parent reply	other threads:[~2020-11-03  1:27 UTC|newest]

Thread overview: 39+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-03  1:18 [PATCH AUTOSEL 5.9 01/35] ARM: dts: sun4i-a10: fix cpu_alert temperature Sasha Levin
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 02/35] arm64: dts: meson-axg: add USB nodes Sasha Levin
2020-11-03  8:55   ` Neil Armstrong
2020-11-08 13:14     ` Sasha Levin
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 03/35] arm64: dts: meson-axg-s400: enable USB OTG Sasha Levin
2020-11-03  8:55   ` Neil Armstrong
2020-11-08 13:14     ` Sasha Levin
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 04/35] arm64: dts: meson: add missing g12 rng clock Sasha Levin
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 05/35] arm64: dts: amlogic: meson-g12: use the G12A specific dwmac compatible Sasha Levin
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 06/35] x86/kexec: Use up-to-dated screen_info copy to fill boot params Sasha Levin
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 07/35] hyperv_fb: Update screen_info after removing old framebuffer Sasha Levin
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 08/35] arm64: dts: amlogic: add missing ethernet reset ID Sasha Levin
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 09/35] io_uring: don't miss setting IO_WQ_WORK_CONCURRENT Sasha Levin
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 10/35] of: Fix reserved-memory overlap detection Sasha Levin
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 11/35] ARM: dts: mmp3: Add power domain for the camera Sasha Levin
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 12/35] drm/sun4i: frontend: Rework a bit the phase data Sasha Levin
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 13/35] drm/sun4i: frontend: Reuse the ch0 phase for RGB formats Sasha Levin
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 14/35] drm/sun4i: frontend: Fix the scaler phase on A33 Sasha Levin
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 15/35] drm/v3d: Fix double free in v3d_submit_cl_ioctl() Sasha Levin
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 16/35] blk-cgroup: Fix memleak on error path Sasha Levin
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 17/35] blk-cgroup: Pre-allocate tree node on blkg_conf_prep Sasha Levin
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 18/35] btrfs: drop the path before adding qgroup items when enabling qgroups Sasha Levin
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 19/35] btrfs: add a helper to read the tree_root commit root for backref lookup Sasha Levin
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 20/35] scsi: core: Don't start concurrent async scan on same host Sasha Levin
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 21/35] drm/amdgpu: disable DCN and VCN for navi10 blockchain SKU(v3) Sasha Levin
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 22/35] drm/amdgpu: add DID for navi10 blockchain SKU Sasha Levin
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 23/35] drm/amd/display: Fixed panic during seamless boot Sasha Levin
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 24/35] scsi: ibmvscsi: Fix potential race after loss of transport Sasha Levin
2020-11-03  1:18 ` Sasha Levin [this message]
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 26/35] vsock: use ns_capable_noaudit() on socket create Sasha Levin
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 27/35] nvme-rdma: handle unexpected nvme completion data length Sasha Levin
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 28/35] nvmet: fix a NULL pointer dereference when tracing the flush command Sasha Levin
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 29/35] staging: mmal-vchiq: Fix memory leak for vchiq_instance Sasha Levin
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 30/35] drm/vc4: drv: Add error handding for bind Sasha Levin
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 31/35] ACPI: NFIT: Fix comparison to '-ENXIO' Sasha Levin
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 32/35] usb: cdns3: gadget: suspicious implicit sign extension Sasha Levin
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 33/35] drm/nouveau/nouveau: fix the start/end range for migration Sasha Levin
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 34/35] drm/nouveau/gem: fix "refcount_t: underflow; use-after-free" Sasha Levin
2020-11-03  1:18 ` [PATCH AUTOSEL 5.9 35/35] arm64/smp: Move rcu_cpu_starting() earlier Sasha Levin

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