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From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: linux-kernel@vger.kernel.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	stable@vger.kernel.org, Paulo Zanoni <paulo.r.zanoni@intel.com>,
	Lucas De Marchi <lucas.demarchi@intel.com>,
	Mika Kahola <mika.kahola@intel.com>,
	Jani Nikula <jani.nikula@intel.com>
Subject: [PATCH 4.20 40/50] drm/i915: always return something on DDI clock selection
Date: Wed, 13 Feb 2019 19:38:45 +0100	[thread overview]
Message-ID: <20190213183658.845302330@linuxfoundation.org> (raw)
In-Reply-To: <20190213183655.747168774@linuxfoundation.org>

4.20-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Lucas De Marchi <lucas.demarchi@intel.com>

commit 2a121030d4ee3f84f60c6f415f9c44bffbcde81d upstream.

Even if we don't have the correct clock and get a warning, we should not
skip the return.

v2: improve commit message (from Joonas)

Fixes: 1fa11ee2d9d0 ("drm/i915/icl: start adding the TBT pll")
Cc: Paulo Zanoni <paulo.r.zanoni@intel.com>
Cc: <stable@vger.kernel.org> # v4.19+
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Reviewed-by: Mika Kahola <mika.kahola@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190125222444.19926-3-lucas.demarchi@intel.com
(cherry picked from commit 7a61a6dec3dfb9f2e8c39a337580a3c3036c5cdf)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/gpu/drm/i915/intel_ddi.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/gpu/drm/i915/intel_ddi.c
+++ b/drivers/gpu/drm/i915/intel_ddi.c
@@ -1085,7 +1085,7 @@ static uint32_t icl_pll_to_ddi_pll_sel(s
 			return DDI_CLK_SEL_TBT_810;
 		default:
 			MISSING_CASE(clock);
-			break;
+			return DDI_CLK_SEL_NONE;
 		}
 	case DPLL_ID_ICL_MGPLL1:
 	case DPLL_ID_ICL_MGPLL2:



  parent reply	other threads:[~2019-02-13 18:46 UTC|newest]

Thread overview: 62+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-02-13 18:38 [PATCH 4.20 00/50] 4.20.9-stable review Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 01/50] mtd: Make sure mtd->erasesize is valid even if the partition is of size 0 Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 02/50] mtd: spinand: Handle the case where PROGRAM LOAD does not reset the cache Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 03/50] mtd: spinand: Fix the error/cleanup path in spinand_init() Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 04/50] mtd: rawnand: gpmi: fix MX28 bus master lockup problem Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 05/50] libata: Add NOLPM quirk for SAMSUNG MZ7TE512HMHP-000L1 SSD Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 06/50] tools: iio: iio_generic_buffer: make num_loops signed Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 07/50] iio: adc: axp288: Fix TS-pin handling Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 08/50] iio: chemical: atlas-ph-sensor: correct IIO_TEMP values to millicelsius Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 09/50] iio: ti-ads8688: Update buffer allocation for timestamps Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 10/50] signal: Always attempt to allocate siginfo for SIGSTOP Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 11/50] signal: Always notice exiting tasks Greg Kroah-Hartman
2019-02-19  6:23   ` Jiri Slaby
2019-02-19  9:07     ` Greg Kroah-Hartman
2019-02-24 18:25       ` Jiri Slaby
2019-02-13 18:38 ` [PATCH 4.20 12/50] signal: Better detection of synchronous signals Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 13/50] misc: vexpress: Off by one in vexpress_syscfg_exec() Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 14/50] cfg80211: call disconnect_wk when AP stops Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 15/50] mei: me: add ice lake point device id Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 16/50] samples: mei: use /dev/mei0 instead of /dev/mei Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 17/50] debugfs: fix debugfs_rename parameter checking Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 18/50] svcrdma: Remove max_sge check at connect time Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 19/50] pinctrl: sunxi: Correct number of IRQ banks on H6 main pin controller Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 20/50] pinctrl: cherryview: fix Strago DMI workaround Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 21/50] tracing/uprobes: Fix output for multiple string arguments Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 22/50] tracing: uprobes: Fix typo in pr_fmt string Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 23/50] mips: cm: reprime error cause Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 24/50] MIPS: Use lower case for addresses in nexys4ddr.dts Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 25/50] MIPS: OCTEON: dont set octeon_dma_bar_type if PCI is disabled Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 26/50] MIPS: VDSO: Use same -m%-float cflag as the kernel proper Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 27/50] mips: loongson64: remove unreachable(), fix loongson_poweroff() Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 28/50] MIPS: VDSO: Include $(ccflags-vdso) in o32,n32 .lds builds Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 29/50] ARM: iop32x/n2100: fix PCI IRQ mapping Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 30/50] ARM: tango: Improve ARCH_MULTIPLATFORM compatibility Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 31/50] ARM: dts: da850: fix interrupt numbers for clocksource Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 32/50] firmware: arm_scmi: provide the mandatory device release callback Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 33/50] powerpc/papr_scm: Use the correct bind address Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 34/50] powerpc/radix: Fix kernel crash with mremap() Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 35/50] mic: vop: Fix use-after-free on remove Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 36/50] mac80211: ensure that mgmt tx skbs have tailroom for encryption Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 37/50] drm/modes: Prevent division by zero htotal Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 38/50] drm/rockchip: rgb: update SPDX license identifier Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 39/50] drm/amd/powerplay: Fix missing break in switch Greg Kroah-Hartman
2019-02-13 18:38 ` Greg Kroah-Hartman [this message]
2019-02-13 18:38 ` [PATCH 4.20 41/50] drm/vmwgfx: Fix setting of dma masks Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 42/50] drm/vmwgfx: Fix an uninitialized fence handle value Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 43/50] drm/vmwgfx: Return error code from vmw_execbuf_copy_fence_user Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 44/50] xfrm: Make set-mark default behavior backward compatible Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 45/50] drm/i915: Try to sanitize bogus DPLL state left over by broken SNB BIOSen Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 46/50] Revert "ext4: use ext4_write_inode() when fsyncing w/o a journal" Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 47/50] libceph: avoid KEEPALIVE_PENDING races in ceph_con_keepalive() Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 48/50] xfrm: refine validation of template and selector families Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 49/50] batman-adv: Avoid WARN on net_device without parent in netns Greg Kroah-Hartman
2019-02-13 18:38 ` [PATCH 4.20 50/50] batman-adv: Force mac header to start of data on xmit Greg Kroah-Hartman
2019-02-14 16:52 ` [PATCH 4.20 00/50] 4.20.9-stable review Dan Rue
2019-02-15  6:56   ` Greg Kroah-Hartman
2019-02-14 21:02 ` Guenter Roeck
2019-02-15  6:56   ` Greg Kroah-Hartman
2019-02-15 17:22     ` Guenter Roeck
2019-02-15 20:52       ` Greg Kroah-Hartman
2019-02-14 22:24 ` shuah
2019-02-15  6:53   ` Greg Kroah-Hartman

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