> -----Original Message-----
> From: Nikula, Jani <jani.nikula@xxxxxxxxx>
> Sent: 18 May 2021 14:04
> To: intel-gfx@xxxxxxxxxxxxxxxxxxxxx
> Cc: Nikula, Jani <jani.nikula@xxxxxxxxx>; Surendrakumar Upadhyay,
> TejaskumarX <tejaskumarx.surendrakumar.upadhyay@xxxxxxxxx>
> Subject: [PATCH] drm/i915/reg: replace BIT() usage with REG_BIT()
>
> REG_BIT() was provided to specify bits as u32 and have them statically
> checked, while BIT() is unsigned long with no checks. Replace the uses that
> have crept in.
>
> Cc: Tejas Upadhyay <tejaskumarx.surendrakumar.upadhyay@xxxxxxxxx>
> Signed-off-by: Jani Nikula <jani.nikula@xxxxxxxxx>
Reviewed-by: Tejas Upadhyay <tejaskumarx.surendrakumar.upadhyay@xxxxxxxxx>
> ---
> drivers/gpu/drm/i915/i915_reg.h | 100 ++++++++++++++++----------------
> 1 file changed, 50 insertions(+), 50 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_reg.h
> b/drivers/gpu/drm/i915/i915_reg.h index 089b5a59bed3..06ebe72e569d
> 100644
> --- a/drivers/gpu/drm/i915/i915_reg.h
> +++ b/drivers/gpu/drm/i915/i915_reg.h
> @@ -4078,9 +4078,9 @@ static inline bool i915_mmio_reg_valid(i915_reg_t
> reg)
> * Logical Context regs
> */
> #define CCID(base) _MMIO((base) + 0x180)
> -#define CCID_EN BIT(0)
> -#define CCID_EXTENDED_STATE_RESTORE BIT(2)
> -#define CCID_EXTENDED_STATE_SAVE BIT(3)
> +#define CCID_EN REG_BIT(0)
> +#define CCID_EXTENDED_STATE_RESTORE REG_BIT(2)
> +#define CCID_EXTENDED_STATE_SAVE REG_BIT(3)
> /*
> * Notes on SNB/IVB/VLV context size:
> * - Power context is saved elsewhere (LLC or stolen) @@ -9037,9 +9037,9
> @@ enum {
> #define FORCEWAKE_ACK_MEDIA_VEBOX_GEN11(n) _MMIO(0x0D70 + (n)
> * 4)
> #define FORCEWAKE_ACK_RENDER_GEN9 _MMIO(0x0D84)
> #define FORCEWAKE_ACK_GT_GEN9 _MMIO(0x130044)
> -#define FORCEWAKE_KERNEL BIT(0)
> -#define FORCEWAKE_USER BIT(1)
> -#define FORCEWAKE_KERNEL_FALLBACK BIT(15)
> +#define FORCEWAKE_KERNEL REG_BIT(0)
> +#define FORCEWAKE_USER REG_BIT(1)
> +#define FORCEWAKE_KERNEL_FALLBACK REG_BIT(15)
> #define FORCEWAKE_MT_ACK _MMIO(0x130040)
> #define ECOBUS _MMIO(0xa180)
> #define FORCEWAKE_MT_ENABLE (1 << 5)
> @@ -9753,30 +9753,30 @@ enum skl_power_gate {
>
> /* HDCP Key Registers */
> #define HDCP_KEY_CONF _MMIO(0x66c00)
> -#define HDCP_AKSV_SEND_TRIGGER BIT(31)
> -#define HDCP_CLEAR_KEYS_TRIGGER BIT(30)
> -#define HDCP_KEY_LOAD_TRIGGER BIT(8)
> +#define HDCP_AKSV_SEND_TRIGGER REG_BIT(31)
> +#define HDCP_CLEAR_KEYS_TRIGGER REG_BIT(30)
> +#define HDCP_KEY_LOAD_TRIGGER REG_BIT(8)
> #define HDCP_KEY_STATUS _MMIO(0x66c04)
> -#define HDCP_FUSE_IN_PROGRESS BIT(7)
> -#define HDCP_FUSE_ERROR BIT(6)
> -#define HDCP_FUSE_DONE BIT(5)
> -#define HDCP_KEY_LOAD_STATUS BIT(1)
> -#define HDCP_KEY_LOAD_DONE BIT(0)
> +#define HDCP_FUSE_IN_PROGRESS REG_BIT(7)
> +#define HDCP_FUSE_ERROR REG_BIT(6)
> +#define HDCP_FUSE_DONE REG_BIT(5)
> +#define HDCP_KEY_LOAD_STATUS REG_BIT(1)
> +#define HDCP_KEY_LOAD_DONE REG_BIT(0)
> #define HDCP_AKSV_LO _MMIO(0x66c10)
> #define HDCP_AKSV_HI _MMIO(0x66c14)
>
> /* HDCP Repeater Registers */
> #define HDCP_REP_CTL _MMIO(0x66d00)
> -#define HDCP_TRANSA_REP_PRESENT BIT(31)
> -#define HDCP_TRANSB_REP_PRESENT BIT(30)
> -#define HDCP_TRANSC_REP_PRESENT BIT(29)
> -#define HDCP_TRANSD_REP_PRESENT BIT(28)
> -#define HDCP_DDIB_REP_PRESENT BIT(30)
> -#define HDCP_DDIA_REP_PRESENT BIT(29)
> -#define HDCP_DDIC_REP_PRESENT BIT(28)
> -#define HDCP_DDID_REP_PRESENT BIT(27)
> -#define HDCP_DDIF_REP_PRESENT BIT(26)
> -#define HDCP_DDIE_REP_PRESENT BIT(25)
> +#define HDCP_TRANSA_REP_PRESENT REG_BIT(31)
> +#define HDCP_TRANSB_REP_PRESENT REG_BIT(30)
> +#define HDCP_TRANSC_REP_PRESENT REG_BIT(29)
> +#define HDCP_TRANSD_REP_PRESENT REG_BIT(28)
> +#define HDCP_DDIB_REP_PRESENT REG_BIT(30)
> +#define HDCP_DDIA_REP_PRESENT REG_BIT(29)
> +#define HDCP_DDIC_REP_PRESENT REG_BIT(28)
> +#define HDCP_DDID_REP_PRESENT REG_BIT(27)
> +#define HDCP_DDIF_REP_PRESENT REG_BIT(26)
> +#define HDCP_DDIE_REP_PRESENT REG_BIT(25)
> #define HDCP_TRANSA_SHA1_M0 (1 << 20)
> #define HDCP_TRANSB_SHA1_M0 (2 << 20)
> #define HDCP_TRANSC_SHA1_M0 (3 << 20)
> @@ -9787,10 +9787,10 @@ enum skl_power_gate {
> #define HDCP_DDID_SHA1_M0 (4 << 20)
> #define HDCP_DDIF_SHA1_M0 (5 << 20)
> #define HDCP_DDIE_SHA1_M0 (6 << 20) /* Bspec says 5? */
> -#define HDCP_SHA1_BUSY BIT(16)
> -#define HDCP_SHA1_READY BIT(17)
> -#define HDCP_SHA1_COMPLETE BIT(18)
> -#define HDCP_SHA1_V_MATCH BIT(19)
> +#define HDCP_SHA1_BUSY REG_BIT(16)
> +#define HDCP_SHA1_READY REG_BIT(17)
> +#define HDCP_SHA1_COMPLETE REG_BIT(18)
> +#define HDCP_SHA1_V_MATCH REG_BIT(19)
> #define HDCP_SHA1_TEXT_32 (1 << 1)
> #define HDCP_SHA1_COMPLETE_HASH (2 << 1)
> #define HDCP_SHA1_TEXT_24 (4 << 1)
> @@ -9829,7 +9829,7 @@ enum skl_power_gate {
> TRANS_HDCP_CONF(trans) : \
> PORT_HDCP_CONF(port))
>
> -#define HDCP_CONF_CAPTURE_AN BIT(0)
> +#define HDCP_CONF_CAPTURE_AN REG_BIT(0)
> #define HDCP_CONF_AUTH_AND_ENC (BIT(1) | BIT(0))
> #define PORT_HDCP_ANINIT(port)
> _PORT_HDCP_AUTHENC(port, 0x4)
> #define _TRANSA_HDCP_ANINIT 0x66404
> @@ -9906,16 +9906,16 @@ enum skl_power_gate {
> TRANS_HDCP_STATUS(trans) : \
> PORT_HDCP_STATUS(port))
>
> -#define HDCP_STATUS_STREAM_A_ENC BIT(31)
> -#define HDCP_STATUS_STREAM_B_ENC BIT(30)
> -#define HDCP_STATUS_STREAM_C_ENC BIT(29)
> -#define HDCP_STATUS_STREAM_D_ENC BIT(28)
> -#define HDCP_STATUS_AUTH BIT(21)
> -#define HDCP_STATUS_ENC BIT(20)
> -#define HDCP_STATUS_RI_MATCH BIT(19)
> -#define HDCP_STATUS_R0_READY BIT(18)
> -#define HDCP_STATUS_AN_READY BIT(17)
> -#define HDCP_STATUS_CIPHER BIT(16)
> +#define HDCP_STATUS_STREAM_A_ENC REG_BIT(31)
> +#define HDCP_STATUS_STREAM_B_ENC REG_BIT(30)
> +#define HDCP_STATUS_STREAM_C_ENC REG_BIT(29)
> +#define HDCP_STATUS_STREAM_D_ENC REG_BIT(28)
> +#define HDCP_STATUS_AUTH REG_BIT(21)
> +#define HDCP_STATUS_ENC REG_BIT(20)
> +#define HDCP_STATUS_RI_MATCH REG_BIT(19)
> +#define HDCP_STATUS_R0_READY REG_BIT(18)
> +#define HDCP_STATUS_AN_READY REG_BIT(17)
> +#define HDCP_STATUS_CIPHER REG_BIT(16)
> #define HDCP_STATUS_FRAME_CNT(x) (((x) >> 8) & 0xff)
>
> /* HDCP2.2 Registers */
> @@ -9938,10 +9938,10 @@ enum skl_power_gate {
> #define _TRANSB_HDCP2_AUTH 0x66598
> #define TRANS_HDCP2_AUTH(trans) _MMIO_TRANS(trans,
> _TRANSA_HDCP2_AUTH, \
> _TRANSB_HDCP2_AUTH)
> -#define AUTH_LINK_AUTHENTICATED BIT(31)
> -#define AUTH_LINK_TYPE BIT(30)
> -#define AUTH_FORCE_CLR_INPUTCTR BIT(19)
> -#define AUTH_CLR_KEYS BIT(18)
> +#define AUTH_LINK_AUTHENTICATED REG_BIT(31)
> +#define AUTH_LINK_TYPE REG_BIT(30)
> +#define AUTH_FORCE_CLR_INPUTCTR REG_BIT(19)
> +#define AUTH_CLR_KEYS REG_BIT(18)
> #define HDCP2_AUTH(dev_priv, trans, port) \
> (INTEL_GEN(dev_priv) >= 12 ? \
> TRANS_HDCP2_AUTH(trans) : \
> @@ -9952,7 +9952,7 @@ enum skl_power_gate {
> #define _TRANSB_HDCP2_CTL 0x665B0
> #define TRANS_HDCP2_CTL(trans) _MMIO_TRANS(trans,
> _TRANSA_HDCP2_CTL, \
> _TRANSB_HDCP2_CTL)
> -#define CTL_LINK_ENCRYPTION_REQ BIT(31)
> +#define CTL_LINK_ENCRYPTION_REQ REG_BIT(31)
> #define HDCP2_CTL(dev_priv, trans, port) \
> (INTEL_GEN(dev_priv) >= 12 ? \
> TRANS_HDCP2_CTL(trans) : \
> @@ -9964,9 +9964,9 @@ enum skl_power_gate {
> #define TRANS_HDCP2_STATUS(trans) _MMIO_TRANS(trans, \
> _TRANSA_HDCP2_STATUS,
> \
> _TRANSB_HDCP2_STATUS)
> -#define LINK_TYPE_STATUS BIT(22)
> -#define LINK_AUTH_STATUS BIT(21)
> -#define LINK_ENCRYPTION_STATUS BIT(20)
> +#define LINK_TYPE_STATUS REG_BIT(22)
> +#define LINK_AUTH_STATUS REG_BIT(21)
> +#define LINK_ENCRYPTION_STATUS REG_BIT(20)
> #define HDCP2_STATUS(dev_priv, trans, port) \
> (INTEL_GEN(dev_priv) >= 12 ? \
> TRANS_HDCP2_STATUS(trans) : \
> @@ -9987,8 +9987,8 @@ enum skl_power_gate {
> #define TRANS_HDCP2_STREAM_STATUS(trans) _MMIO_TRANS(trans,
> \
>
> _TRANSA_HDCP2_STREAM_STATUS, \
>
> _TRANSB_HDCP2_STREAM_STATUS)
> -#define STREAM_ENCRYPTION_STATUS BIT(31)
> -#define STREAM_TYPE_STATUS BIT(30)
> +#define STREAM_ENCRYPTION_STATUS REG_BIT(31)
> +#define STREAM_TYPE_STATUS REG_BIT(30)
> #define HDCP2_STREAM_STATUS(dev_priv, trans, port) \
> (INTEL_GEN(dev_priv) >= 12 ? \
>
> TRANS_HDCP2_STREAM_STATUS(trans) : \ @@ -10004,7 +10004,7 @@
> enum skl_power_gate {
> #define TRANS_HDCP2_AUTH_STREAM(trans) _MMIO_TRANS(trans, \
>
> _TRANSA_HDCP2_AUTH_STREAM, \
>
> _TRANSB_HDCP2_AUTH_STREAM)
> -#define AUTH_STREAM_TYPE BIT(31)
> +#define AUTH_STREAM_TYPE REG_BIT(31)
> #define HDCP2_AUTH_STREAM(dev_priv, trans, port) \
> (INTEL_GEN(dev_priv) >= 12 ? \
>
> TRANS_HDCP2_AUTH_STREAM(trans) : \
> --
> 2.20.1
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