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drm/i915: Make dp aux pack/unpack public outside intel_dp.c

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No functional change. Just making it public for use outside intel_dp.c
Allowing split psr functions.

Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Rodrigo Vivi 2014-11-14 08:52:27 -08:00 • committed by Daniel Vetter
parent 2fe486c7ea
commit a4f1289eaa
1 changed files with 7 additions and 8 deletions
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15
drivers/gpu/drm/i915/intel_dp.c
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@ -227,8 +227,7 @@ intel_dp_mode_valid(struct drm_connector *connector,
return MODE_OK;
}
static uint32_t
pack_aux(const uint8_t *src, int src_bytes)
uint32_t intel_dp_pack_aux(const uint8_t *src, int src_bytes)
{
int i;
uint32_t v = 0;
@ -240,8 +239,7 @@ pack_aux(const uint8_t *src, int src_bytes)
return v;
}
static void
unpack_aux(uint32_t src, uint8_t *dst, int dst_bytes)
void intel_dp_unpack_aux(uint32_t src, uint8_t *dst, int dst_bytes)
{
int i;
if (dst_bytes > 4)
@ -863,7 +861,8 @@ intel_dp_aux_ch(struct intel_dp *intel_dp,
/* Load the send data into the aux channel data registers */
for (i = 0; i < send_bytes; i += 4)
I915_WRITE(ch_data + i,
pack_aux(send + i, send_bytes - i));
intel_dp_pack_aux(send + i,
send_bytes - i));
/* Send the command and wait for it to complete */
I915_WRITE(ch_ctl, send_ctl);
@ -917,8 +916,8 @@ intel_dp_aux_ch(struct intel_dp *intel_dp,
recv_bytes = recv_size;
for (i = 0; i < recv_bytes; i += 4)
unpack_aux(I915_READ(ch_data + i),
recv + i, recv_bytes - i);
intel_dp_unpack_aux(I915_READ(ch_data + i),
recv + i, recv_bytes - i);
ret = recv_bytes;
out:
@ -2159,7 +2158,7 @@ static void intel_edp_psr_enable_sink(struct intel_dp *intel_dp)
/* Setup AUX registers */
for (i = 0; i < sizeof(aux_msg); i += 4)
I915_WRITE(EDP_PSR_AUX_DATA1(dev) + i,
pack_aux(&aux_msg[i], sizeof(aux_msg) - i));
intel_dp_pack_aux(&aux_msg[i], sizeof(aux_msg) - i));
I915_WRITE(EDP_PSR_AUX_CTL(dev),
DP_AUX_CH_CTL_TIME_OUT_400us |