From 9ed8c2a92d0140fbb99ddca510760f7ea7ec77ec Mon Sep 17 00:00:00 2001 From: Alex Elder Date: Tue, 10 Nov 2020 15:59:19 -0600 Subject: net: ipa: move channel type values into "gsi_reg.h" The gsi_channel_type enumerated type define values used for the channel type/protocol for event rings and channels. Move its definition out of "gsi.c" and into "gsi_reg.h", alongside the definition of the CH_C_CNTXT_0 register offset and its fields. Add a comment near the definition of the EV_CH_E_CNTXT_0 register indicating this type is used for its EV_CHTYPE field. Signed-off-by: Alex Elder Signed-off-by: Jakub Kicinski --- drivers/net/ipa/gsi_reg.h | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'drivers/net/ipa/gsi_reg.h') diff --git a/drivers/net/ipa/gsi_reg.h b/drivers/net/ipa/gsi_reg.h index e69ebe4aaf88..9260ce99ec52 100644 --- a/drivers/net/ipa/gsi_reg.h +++ b/drivers/net/ipa/gsi_reg.h @@ -71,6 +71,13 @@ #define ERINDEX_FMASK GENMASK(18, 14) #define CHSTATE_FMASK GENMASK(23, 20) #define ELEMENT_SIZE_FMASK GENMASK(31, 24) +/** enum gsi_channel_type - CHTYPE_PROTOCOL field values in CH_C_CNTXT_0 */ +enum gsi_channel_type { + GSI_CHANNEL_TYPE_MHI = 0x0, + GSI_CHANNEL_TYPE_XHCI = 0x1, + GSI_CHANNEL_TYPE_GPI = 0x2, + GSI_CHANNEL_TYPE_XDCI = 0x3, +}; #define GSI_CH_C_CNTXT_1_OFFSET(ch) \ GSI_EE_N_CH_C_CNTXT_1_OFFSET((ch), GSI_EE_AP) @@ -128,6 +135,7 @@ #define EV_INTYPE_FMASK GENMASK(16, 16) #define EV_CHSTATE_FMASK GENMASK(23, 20) #define EV_ELEMENT_SIZE_FMASK GENMASK(31, 24) +/* enum gsi_channel_type defines EV_CHTYPE field values in EV_CH_E_CNTXT_0 */ #define GSI_EV_CH_E_CNTXT_1_OFFSET(ev) \ GSI_EE_N_EV_CH_E_CNTXT_1_OFFSET((ev), GSI_EE_AP) -- cgit