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Subject[PATCH -next] drm/i915: fix compilation errors caused by `-fsanitize=shift`
Date
Fix the compilation errors produced by building recent mainline on x86
with allmodconfig:

(1st type of errors)
drivers/gpu/drm/i915/display/intel_ddi.c:1916:2: error: case label does not reduce to an integer constant
case PORT_CLK_SEL_WRPLL1:
^~~~

(2nd type of errors)
././include/linux/compiler_types.h:352:38: error: call to ‘__compiletime_assert_1360’ declared with attribute error: FIELD_PREP: mask is not constant
_compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
^
...
drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c:2316:3: note: in expansion of macro ‘FIELD_PREP’
FIELD_PREP(GUC_KLV_0_KEY, GUC_CONTEXT_POLICIES_KLV_ID_##id) | \
^~~~~~~~~~
drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c:2323:1: note: in expansion of macro ‘MAKE_CONTEXT_POLICY_ADD’
MAKE_CONTEXT_POLICY_ADD(preemption_timeout, PREEMPTION_TIMEOUT)
^~~~~~~~~~~~~~~~~~~~~~~

which are all induced by `-fsanitize=shift`.

Signed-off-by: GONG, Ruiqi <gongruiqi1@huawei.com>
---
drivers/gpu/drm/i915/gt/uc/abi/guc_actions_abi.h | 2 +-
.../i915/gt/uc/abi/guc_communication_ctb_abi.h | 2 +-
drivers/gpu/drm/i915/gt/uc/abi/guc_klvs_abi.h | 4 ++--
.../gpu/drm/i915/gt/uc/abi/guc_messages_abi.h | 2 +-
drivers/gpu/drm/i915/gt/uc/intel_guc_reg.h | 2 +-
drivers/gpu/drm/i915/i915_reg.h | 16 ++++++++--------
6 files changed, 14 insertions(+), 14 deletions(-)

diff --git a/drivers/gpu/drm/i915/gt/uc/abi/guc_actions_abi.h b/drivers/gpu/drm/i915/gt/uc/abi/guc_actions_abi.h
index be9ac47fa9d0..3ada7358a698 100644
--- a/drivers/gpu/drm/i915/gt/uc/abi/guc_actions_abi.h
+++ b/drivers/gpu/drm/i915/gt/uc/abi/guc_actions_abi.h
@@ -50,7 +50,7 @@

#define HOST2GUC_SELF_CFG_REQUEST_MSG_LEN (GUC_HXG_REQUEST_MSG_MIN_LEN + 3u)
#define HOST2GUC_SELF_CFG_REQUEST_MSG_0_MBZ GUC_HXG_REQUEST_MSG_0_DATA0
-#define HOST2GUC_SELF_CFG_REQUEST_MSG_1_KLV_KEY (0xffff << 16)
+#define HOST2GUC_SELF_CFG_REQUEST_MSG_1_KLV_KEY (0xffffu << 16)
#define HOST2GUC_SELF_CFG_REQUEST_MSG_1_KLV_LEN (0xffff << 0)
#define HOST2GUC_SELF_CFG_REQUEST_MSG_2_VALUE32 GUC_HXG_REQUEST_MSG_n_DATAn
#define HOST2GUC_SELF_CFG_REQUEST_MSG_3_VALUE64 GUC_HXG_REQUEST_MSG_n_DATAn
diff --git a/drivers/gpu/drm/i915/gt/uc/abi/guc_communication_ctb_abi.h b/drivers/gpu/drm/i915/gt/uc/abi/guc_communication_ctb_abi.h
index c9086a600bce..c97ff7c38576 100644
--- a/drivers/gpu/drm/i915/gt/uc/abi/guc_communication_ctb_abi.h
+++ b/drivers/gpu/drm/i915/gt/uc/abi/guc_communication_ctb_abi.h
@@ -82,7 +82,7 @@ static_assert(sizeof(struct guc_ct_buffer_desc) == 64);
#define GUC_CTB_HDR_LEN 1u
#define GUC_CTB_MSG_MIN_LEN GUC_CTB_HDR_LEN
#define GUC_CTB_MSG_MAX_LEN 256u
-#define GUC_CTB_MSG_0_FENCE (0xffff << 16)
+#define GUC_CTB_MSG_0_FENCE (0xffffu << 16)
#define GUC_CTB_MSG_0_FORMAT (0xf << 12)
#define GUC_CTB_FORMAT_HXG 0u
#define GUC_CTB_MSG_0_RESERVED (0xf << 8)
diff --git a/drivers/gpu/drm/i915/gt/uc/abi/guc_klvs_abi.h b/drivers/gpu/drm/i915/gt/uc/abi/guc_klvs_abi.h
index 4a59478c3b5c..e811896a80a0 100644
--- a/drivers/gpu/drm/i915/gt/uc/abi/guc_klvs_abi.h
+++ b/drivers/gpu/drm/i915/gt/uc/abi/guc_klvs_abi.h
@@ -29,8 +29,8 @@
*/

#define GUC_KLV_LEN_MIN 1u
-#define GUC_KLV_0_KEY (0xffff << 16)
-#define GUC_KLV_0_LEN (0xffff << 0)
+#define GUC_KLV_0_KEY (0xffffu << 16)
+#define GUC_KLV_0_LEN (0xffffu << 0)
#define GUC_KLV_n_VALUE (0xffffffff << 0)

/**
diff --git a/drivers/gpu/drm/i915/gt/uc/abi/guc_messages_abi.h b/drivers/gpu/drm/i915/gt/uc/abi/guc_messages_abi.h
index 29ac823acd4c..901595300f82 100644
--- a/drivers/gpu/drm/i915/gt/uc/abi/guc_messages_abi.h
+++ b/drivers/gpu/drm/i915/gt/uc/abi/guc_messages_abi.h
@@ -40,7 +40,7 @@
*/

#define GUC_HXG_MSG_MIN_LEN 1u
-#define GUC_HXG_MSG_0_ORIGIN (0x1 << 31)
+#define GUC_HXG_MSG_0_ORIGIN (0x1u << 31)
#define GUC_HXG_ORIGIN_HOST 0u
#define GUC_HXG_ORIGIN_GUC 1u
#define GUC_HXG_MSG_0_TYPE (0x7 << 28)
diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_reg.h b/drivers/gpu/drm/i915/gt/uc/intel_guc_reg.h
index 66027a42cda9..22d2c1836f65 100644
--- a/drivers/gpu/drm/i915/gt/uc/intel_guc_reg.h
+++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_reg.h
@@ -28,7 +28,7 @@
#define GS_MIA_HALT_REQUESTED (0x02 << GS_MIA_SHIFT)
#define GS_MIA_ISR_ENTRY (0x04 << GS_MIA_SHIFT)
#define GS_AUTH_STATUS_SHIFT 30
-#define GS_AUTH_STATUS_MASK (0x03 << GS_AUTH_STATUS_SHIFT)
+#define GS_AUTH_STATUS_MASK (0x03u << GS_AUTH_STATUS_SHIFT)
#define GS_AUTH_STATUS_BAD (0x01 << GS_AUTH_STATUS_SHIFT)
#define GS_AUTH_STATUS_GOOD (0x02 << GS_AUTH_STATUS_SHIFT)

diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 9ccb67eec1bd..8c10d66561b0 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -7566,19 +7566,19 @@ enum skl_power_gate {
#define PORT_CLK_SEL_LCPLL_810 (2 << 29)
#define PORT_CLK_SEL_SPLL (3 << 29)
#define PORT_CLK_SEL_WRPLL(pll) (((pll) + 4) << 29)
-#define PORT_CLK_SEL_WRPLL1 (4 << 29)
-#define PORT_CLK_SEL_WRPLL2 (5 << 29)
-#define PORT_CLK_SEL_NONE (7 << 29)
+#define PORT_CLK_SEL_WRPLL1 (4u << 29)
+#define PORT_CLK_SEL_WRPLL2 (5u << 29)
+#define PORT_CLK_SEL_NONE (7u << 29)
#define PORT_CLK_SEL_MASK (7 << 29)

/* On ICL+ this is the same as PORT_CLK_SEL, but all bits change. */
#define DDI_CLK_SEL(port) PORT_CLK_SEL(port)
#define DDI_CLK_SEL_NONE (0x0 << 28)
-#define DDI_CLK_SEL_MG (0x8 << 28)
-#define DDI_CLK_SEL_TBT_162 (0xC << 28)
-#define DDI_CLK_SEL_TBT_270 (0xD << 28)
-#define DDI_CLK_SEL_TBT_540 (0xE << 28)
-#define DDI_CLK_SEL_TBT_810 (0xF << 28)
+#define DDI_CLK_SEL_MG (0x8u << 28)
+#define DDI_CLK_SEL_TBT_162 (0xCu << 28)
+#define DDI_CLK_SEL_TBT_270 (0xDu << 28)
+#define DDI_CLK_SEL_TBT_540 (0xEu << 28)
+#define DDI_CLK_SEL_TBT_810 (0xFu << 28)
#define DDI_CLK_SEL_MASK (0xF << 28)

/* Transcoder clock selection */
--
2.17.1
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