diff options
Diffstat (limited to 'drivers/net/ipa/gsi.c')
| -rw-r--r-- | drivers/net/ipa/gsi.c | 31 |
1 files changed, 10 insertions, 21 deletions
diff --git a/drivers/net/ipa/gsi.c b/drivers/net/ipa/gsi.c index cbf4b2d843ac..ff00c833043a 100644 --- a/drivers/net/ipa/gsi.c +++ b/drivers/net/ipa/gsi.c @@ -164,9 +164,6 @@ static void gsi_validate_build(void) */ BUILD_BUG_ON(!is_power_of_2(GSI_RING_ELEMENT_SIZE)); - /* The channel element size must fit in this field */ - BUILD_BUG_ON(GSI_RING_ELEMENT_SIZE > field_max(ELEMENT_SIZE_FMASK)); - /* The event ring element size must fit in this field */ BUILD_BUG_ON(GSI_RING_ELEMENT_SIZE > field_max(EV_ELEMENT_SIZE_FMASK)); } @@ -185,26 +182,18 @@ static bool gsi_channel_initialized(struct gsi_channel *channel) /* Encode the channel protocol for the CH_C_CNTXT_0 register */ static u32 ch_c_cntxt_0_type_encode(enum ipa_version version, + const struct reg *reg, enum gsi_channel_type type) { u32 val; - val = u32_encode_bits(type, CHTYPE_PROTOCOL_FMASK); + val = reg_encode(reg, CHTYPE_PROTOCOL, type); if (version < IPA_VERSION_4_5) return val; - type >>= hweight32(CHTYPE_PROTOCOL_FMASK); - - return val | u32_encode_bits(type, CHTYPE_PROTOCOL_MSB_FMASK); -} - -/* Encode a channel ring buffer length for the CH_C_CNTXT_1 register */ -static u32 ch_c_cntxt_1_length_encode(enum ipa_version version, u32 length) -{ - if (version < IPA_VERSION_4_9) - return u32_encode_bits(length, GENMASK(15, 0)); + type >>= hweight32(reg_fmask(reg, CHTYPE_PROTOCOL)); - return u32_encode_bits(length, GENMASK(19, 0)); + return val | reg_encode(reg, CHTYPE_PROTOCOL_MSB, type); } /* Encode the length of the event channel ring buffer for the @@ -544,7 +533,7 @@ static enum gsi_channel_state gsi_channel_state(struct gsi_channel *channel) reg = gsi_reg(gsi, CH_C_CNTXT_0); val = ioread32(virt + reg_n_offset(reg, channel_id)); - return u32_get_bits(val, CHSTATE_FMASK); + return reg_decode(reg, CHSTATE, val); } /* Issue a channel command and wait for it to complete */ @@ -862,15 +851,15 @@ static void gsi_channel_program(struct gsi_channel *channel, bool doorbell) reg = gsi_reg(gsi, CH_C_CNTXT_0); /* We program all channels as GPI type/protocol */ - val = ch_c_cntxt_0_type_encode(gsi->version, GSI_CHANNEL_TYPE_GPI); + val = ch_c_cntxt_0_type_encode(gsi->version, reg, GSI_CHANNEL_TYPE_GPI); if (channel->toward_ipa) - val |= CHTYPE_DIR_FMASK; - val |= u32_encode_bits(channel->evt_ring_id, ERINDEX_FMASK); - val |= u32_encode_bits(GSI_RING_ELEMENT_SIZE, ELEMENT_SIZE_FMASK); + val |= reg_bit(reg, CHTYPE_DIR); + val |= reg_encode(reg, ERINDEX, channel->evt_ring_id); + val |= reg_encode(reg, ELEMENT_SIZE, GSI_RING_ELEMENT_SIZE); iowrite32(val, gsi->virt + reg_n_offset(reg, channel_id)); reg = gsi_reg(gsi, CH_C_CNTXT_1); - val = ch_c_cntxt_1_length_encode(gsi->version, size); + val = reg_encode(reg, CH_R_LENGTH, size); iowrite32(val, gsi->virt + reg_n_offset(reg, channel_id)); /* The context 2 and 3 registers store the low-order and |