Signed-off-by: Vatsala Nagaraju <[email protected]>
It's   Vathsala Nagaraju <[email protected]>

Commit message: Removed byte swapping for csr firmware.

Commit message does not convey as to why the change was made.  "This change is 
needed as DMC firmware loading failed on skylake due  byte swap  done in the 
driver"


-----Original Message-----
From: Intel-gfx [mailto:[email protected]] On Behalf Of 
Animesh Manna
Sent: Sunday, July 26, 2015 12:31 AM
To: [email protected]
Cc: Vatsala Nagaraju
Subject: [Intel-gfx] [PATCH 18/18] drm/i915/gen9: Removed byte swapping for csr 
firmware.

Cc: Damien Lespiau <[email protected]>
Cc: Imre Deak <[email protected]>
Cc: Sunil Kamath <[email protected]>
Signed-off-by: Animesh Manna <[email protected]>
Signed-off-by: Vatsala Nagaraju <[email protected]>
---
 drivers/gpu/drm/i915/intel_csr.c | 11 +----------
 1 file changed, 1 insertion(+), 10 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_csr.c b/drivers/gpu/drm/i915/intel_csr.c
index 1858f02..50779e0 100644
--- a/drivers/gpu/drm/i915/intel_csr.c
+++ b/drivers/gpu/drm/i915/intel_csr.c
@@ -328,16 +328,7 @@ static uint32_t *parse_csr_fw(struct drm_i915_private 
*dev_priv,
                return NULL;
        }
 
-       for (i = 0; i < dmc_header->fw_size; i++) {
-               uint32_t *tmp = (u32 *)&fw->data[readcount + i * 4];
-               /*
-                * The firmware payload is an array of 32 bit words stored in
-                * little-endian format in the firmware image and programmed
-                * as 32 bit big-endian format to memory.
-                */
-               dmc_payload[i] = (uint32_t __force) cpu_to_be32(*tmp);
-       }
-
+       memcpy(dmc_payload, &fw->data[readcount], dmc_header->fw_size);
        return dmc_payload;
 }
 
-- 
2.0.2

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