Revert "tmp fix"

This reverts commit 5a1f197f6bde5b146d3c8a36cdfd9e42d2a19c2e.
Revert "[media] stv090x: add an extra protetion against buffer overflow"

This reverts commit ffe300107d931c5cde5383db420b90e856db84ed.
Revert "[media] stv090x: Remove an unreachable code"

This reverts commit b769ef69d0b07af98979431a562709c768363d34.
Revert "[media] stv090x: Some whitespace cleanups"

This reverts commit 09e59098bb9eb9276b9578c5de9e70c9cb789fa5.
Revert "[media] stv090x: remove export symbol for stv090x_set_gpio()"

This reverts commit a2ea5561173f5c2c14e6050b261d225acd99fa08.